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The cheapest and fastest buses from Cardiff to London Heathrow Airport
Showing times, prices and bookable tickets for Sep 19
Cheapest price on Sep 19
$18
Average ticket price on Sep 19
$41
Fastest journey on Sep 19
3 h 5 m
Average journey duration on Sep 19
3 h 7 m
Buses on Sep 19
44
Distance
189 km
Cheap tickets
The best way to find a cheap bus ticket from Cardiff to London Heathrow Airport is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Cardiff to London Heathrow Airport will cost around $41 if you buy it on the day, but the cheapest tickets can be found for only $18.
Fast buses
On Sat, Sep 19, we found 44 buses from Cardiff to London Heathrow Airport, including 34 direct services.
On Sat, Sep 19 the direct buses cover the 189 km distance in an average of 3 h 7 m but if you time it right, some buses will get you there in just 3 h 5 m .
On Sat, Sep 19 the slowest buses will take 3 h 10 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.
FlixBus2:50 PM3h40Cardiff, North Road (Friary Gardens)6:30 PMLondon, Heathrow Airport Terminals 2 & 3$181One-way0 transfers- FlixBus11:25 PM3h20Cardiff, North Road (Friary Gardens)2:45 AMLondon, Heathrow Airport Terminals 2 & 3$181One-way0 transfers
- FlixBus3:10 AM3h25Cardiff, North Road (Friary Gardens)6:35 AMLondon, Heathrow Airport Terminals 2 & 3$181One-way0 transfers
- FlixBus7:45 AM3h30Cardiff, North Road (Friary Gardens)11:15 AMLondon, Heathrow Airport Terminals 2 & 3$181One-way0 transfers
- FlixBus4:40 AM3h30Cardiff, North Road (Friary Gardens)8:10 AMLondon, Heathrow Airport Terminals 2 & 3$181One-way0 transfers
NX2013:40 AM3h05Cardiff, Sophia Gardens6:45 AMLondon, Heathrow Airport Terminal 5$371One-way0 transfers- FlixBus1:40 AM3h05Cardiff, North Road (Friary Gardens)4:45 AMLondon, Heathrow Airport Terminals 2 & 3$201One-way0 transfers
- NX2011:50 AM3h05Cardiff, Sophia Gardens4:55 AMLondon, Heathrow Airport Terminal 5$481One-way0 transfers
- NX2012:40 PM3h10Cardiff, Sophia Gardens5:50 PMLondon, Heathrow Airport Terminal 5$581One-way0 transfers
- NX2015:40 AM3h10Cardiff, Sophia Gardens8:50 AMLondon, Heathrow Airport Terminal 5$311One-way0 transfers
Travel Information
Compare bus and train for Cardiff to London Heathrow Airport
Omio recommends booking the bus as it is the most popular option from Cardiff to London Heathrow Airport among Omio's users. If you are prioritising price, take the bus, with an average ticket price of $34 For those with little time, consider booking a train, which has an average total journey time of 2h 55m. Average ticket prices depend on the travel mode: a bus costs an average of $34, while a train costs an average of $111.
Distance: 117 miles (189 km)
Compare bus with
Most popular Bus | Train | Driving |
|---|---|---|
$34 Average price Cheapest | $111 Average price | $68 Average price (fuel + tolls) |
4h 17m Average total duration 3h 47m Onboard + 30m Additional time* | 2h 55m Average total duration Fastest 2h 25m Onboard + 30m Additional time* | 2h 26m Average total duration (door-to-door) |
Most popular bus company |  Most popular train company | Your own car or car rental |
Direct Options | Direct Options | Direct Options |
The cheapest way to travel from Cardiff to London Heathrow Airport is a bus with an average price of $34.
This is compared to other travel options from Cardiff to London Heathrow Airport:
A bus is $76 less than a train for this route with tickets for a train from Cardiff to London Heathrow Airport costing on average $111.
The fastest way to travel from Cardiff to London Heathrow Airport is by train with an average journey time of 2h 25m.
Other travel options to London Heathrow Airport take longer:
Bus takes on average 3h 47m.
It's helpful to compare your options as there are 2 ways to travel between Cardiff and London Heathrow Airport including taking a bus and train.
We recommend using the bus as it is the most popular way to get from Cardiff to London Heathrow Airport among Omio's users.
Take the bus. It's the cheapest way to make this trip, and the price gap is usually bigger than people expect.
Tickets start at around $34 compared to roughly $68 in fuel and tolls — a saving of about $34. The journey takes 3h 47m versus 2h 26m by car, so you'll arrive a bit later, but you can use the time productively rather than spending it behind the wheel. No parking to sort, no fuel stops, and most coaches have Wi-Fi and power outlets.
Direct services are operated by FlixBus, Megabus.
Driving is worth considering if you're on a tight schedule, travelling as a group (where fuel costs split several ways), or want the flexibility to stop along the way.
Cardiff to London Heathrow Airport Bus Timetables
| Operator | Departure Time | Arrival Time | Duration | Departure days | Cheapest price |
|---|---|---|---|---|---|
Operator FlixBus | Departure Time 12:45AM | Arrival Time 04:05AM | Duration 3h20 | Departure days Mon, Tue, Wed, Thu, Sat, Sun | Cheapest price $13 |
Operator National Express | Departure Time 01:40AM | Arrival Time 04:55AM | Duration 3h15 | Departure days Mon, Tue, Wed, Thu, Fri | Cheapest price $25 |
Operator FlixBus | Departure Time 01:40AM | Arrival Time 04:45AM | Duration 3h05 | Departure days Everyday | Cheapest price $13 |
Operator National Express | Departure Time 01:50AM | Arrival Time 04:55AM | Duration 3h05 | Departure days Sat, Sun | Cheapest price $31 |
Operator FlixBus | Departure Time 02:10AM | Arrival Time 05:35AM | Duration 3h25 | Departure days Everyday | Cheapest price $13 |
Operator National Express | Departure Time 02:35AM | Arrival Time 06:30AM | Duration 3h55 | Departure days Mon, Tue, Wed, Thu, Fri | Cheapest price $21 |
Operator National Express | Departure Time 02:45AM | Arrival Time 06:30AM | Duration 3h45 | Departure days Sat, Sun | Cheapest price $25 |
Operator FlixBus | Departure Time 03:10AM | Arrival Time 06:35AM | Duration 3h25 | Departure days Everyday | Cheapest price $13 |
Operator National Express | Departure Time 03:25AM | Arrival Time 06:40AM | Duration 3h15 | Departure days Mon, Tue, Wed, Thu, Fri | Cheapest price $25 |
Operator National Express | Departure Time 03:40AM | Arrival Time 06:45AM | Duration 3h05 | Departure days Sat, Sun | Cheapest price $37 |
Operator National Express | Departure Time 04:30AM | Arrival Time 08:25AM | Duration 3h55 | Departure days Mon, Tue, Wed, Thu, Fri | Cheapest price $25 |
Operator FlixBus | Departure Time 04:40AM | Arrival Time 08:10AM | Duration 3h30 | Departure days Everyday | Cheapest price $13 |
Operator National Express | Departure Time 04:45AM | Arrival Time 08:40AM | Duration 3h55 | Departure days Sat, Sun | Cheapest price $31 |
Operator National Express | Departure Time 05:25AM | Arrival Time 08:50AM | Duration 3h25 | Departure days Mon, Tue, Wed, Thu, Fri | Cheapest price $31 |
Operator National Express | Departure Time 05:40AM | Arrival Time 08:50AM | Duration 3h10 | Departure days Sat, Sun | Cheapest price $31 |
Operator National Express | Departure Time 06:25AM | Arrival Time 10:40AM | Duration 4h15 | Departure days Mon, Tue, Wed, Thu, Fri | Cheapest price $43 |
Operator National Express | Departure Time 06:40AM | Arrival Time 10:40AM | Duration 4h00 | Departure days Sat, Sun | Cheapest price $37 |
Operator FlixBus | Departure Time 06:45AM | Arrival Time 10:25AM | Duration 3h40 | Departure days Everyday | Cheapest price $13 |
Operator National Express | Departure Time 07:20AM | Arrival Time 10:45AM | Duration 3h25 | Departure days Mon, Tue, Wed, Thu, Fri | Cheapest price $37 |
Operator National Express | Departure Time 07:30AM | Arrival Time 10:45AM | Duration 3h15 | Departure days Sat, Sun | Cheapest price $37 |
Operator FlixBus | Departure Time 07:45AM | Arrival Time 11:15AM | Duration 3h30 | Departure days Everyday | Cheapest price $13 |
Operator National Express | Departure Time 08:30AM | Arrival Time 01:10PM | Duration 4h40 | Departure days Mon, Tue, Wed, Thu, Fri | Cheapest price $31 |
Operator National Express | Departure Time 08:40AM | Arrival Time 12:25PM | Duration 3h45 | Departure days Sat, Sun | Cheapest price $37 |
Operator FlixBus | Departure Time 08:40AM | Arrival Time 12:15PM | Duration 3h35 | Departure days Everyday | Cheapest price $13 |
Operator National Express | Departure Time 09:25AM | Arrival Time 12:40PM | Duration 3h15 | Departure days Everyday | Cheapest price $37 |
Operator FlixBus | Departure Time 09:45AM | Arrival Time 01:15PM | Duration 3h30 | Departure days Fri, Sat, Sun | Cheapest price $18 |
Operator FlixBus | Departure Time 10:40AM | Arrival Time 02:10PM | Duration 3h30 | Departure days Everyday | Cheapest price $13 |
Operator National Express | Departure Time 10:40AM | Arrival Time 02:25PM | Duration 3h45 | Departure days Everyday | Cheapest price $43 |
Operator National Express | Departure Time 11:40AM | Arrival Time 02:55PM | Duration 3h15 | Departure days Everyday | Cheapest price $48 |
Operator FlixBus | Departure Time 11:45AM | Arrival Time 03:15PM | Duration 3h30 | Departure days Everyday | Cheapest price $13 |
Operator National Express | Departure Time 12:35PM | Arrival Time 04:40PM | Duration 4h05 | Departure days Mon, Tue, Wed, Thu, Fri, Sun | Cheapest price $58 |
Operator FlixBus | Departure Time 12:40PM | Arrival Time 04:15PM | Duration 3h35 | Departure days Everyday | Cheapest price $13 |
Operator National Express | Departure Time 02:35PM | Arrival Time 05:50PM | Duration 3h15 | Departure days Mon, Tue, Wed, Thu, Fri | Cheapest price $48 |
Operator National Express | Departure Time 02:40PM | Arrival Time 05:50PM | Duration 3h10 | Departure days Sat, Sun | Cheapest price $58 |
Operator FlixBus | Departure Time 02:50PM | Arrival Time 06:30PM | Duration 3h40 | Departure days Everyday | Cheapest price $13 |
Operator National Express | Departure Time 02:55PM | Arrival Time 07:10PM | Duration 4h15 | Departure days Mon, Tue, Wed, Thu, Fri | Cheapest price $25 |
Operator National Express | Departure Time 03:05PM | Arrival Time 07:10PM | Duration 4h05 | Departure days Sat, Sun | Cheapest price $48 |
Operator National Express | Departure Time 04:30PM | Arrival Time 08:25PM | Duration 3h55 | Departure days Mon, Tue, Wed, Thu, Fri | Cheapest price $31 |
Operator National Express | Departure Time 04:40PM | Arrival Time 08:25PM | Duration 3h45 | Departure days Sat, Sun | Cheapest price $31 |
Operator FlixBus | Departure Time 04:40PM | Arrival Time 08:20PM | Duration 3h40 | Departure days Everyday | Cheapest price $13 |
Operator National Express | Departure Time 06:05PM | Arrival Time 10:10PM | Duration 4h05 | Departure days Everyday | Cheapest price $32 |
Operator National Express | Departure Time 06:15PM | Arrival Time 11:55PM | Duration 5h40 | Departure days Sat, Sun | Cheapest price $55 |
Operator National Express | Departure Time 06:45PM | Arrival Time 11:55PM | Duration 5h10 | Departure days Mon, Tue, Wed, Thu, Fri | Cheapest price $52 |
Operator National Express | Departure Time 07:45PM | Arrival Time 12:50AM | Duration 5h05 | Departure days Fri, Sat, Sun | Cheapest price $55 |
Operator FlixBus | Departure Time 11:25PM | Arrival Time 02:45AM | Duration 3h20 | Departure days Everyday | Cheapest price $13 |
Operator National Express | Departure Time 11:40PM | Arrival Time 03:20AM | Duration 3h40 | Departure days Everyday | Cheapest price $31 |
Live departures
Cardiff to London Heathrow Airport bus times
The table below shows live departures for Cardiff to London Heathrow Airport buses for today, Friday, September 18. You can also manually refresh the results below to see updated bus journeys.
Last updated at
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
| NX202 | 12:35 PM Cardiff, Sophia Gardens | 3h50 | 4:25 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 | 12:35 PM Cardiff, Sophia Gardens | 4h05 | 4:40 PM London, Heathrow Airport Terminal 4 | 0 transfersDirect | |
| FlixBus | 12:40 PM Cardiff, North Road (Friary Gardens) | 3h35 | 4:15 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX201 | 2:35 PM Cardiff, Sophia Gardens | 3h15 | 5:50 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| FlixBus | 2:50 PM Cardiff, North Road (Friary Gardens) | 3h40 | 6:30 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX202 | 2:55 PM Cardiff, Sophia Gardens | 4h15 | 7:10 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 | 2:55 PM Cardiff, Sophia Gardens | 4h30 | 7:25 PM London, Heathrow Airport Terminal 4 | 0 transfersDirect | |
| NX201 | 4:30 PM Cardiff, Sophia Gardens | 3h55 | 8:25 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 · NXN40 | 4:30 PM Cardiff, Sophia Gardens | 7h55 | 12:25 AM London, Heathrow Airport Terminal 4 | 1 transfer | |
| FlixBus | 4:40 PM Cardiff, North Road (Friary Gardens) | 3h40 | 8:20 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX216 · NX200 | 6:05 PM Cardiff, Sophia Gardens | 4h05 | 10:10 PM London, Heathrow Airport Terminal 5 | 1 transfer | |
| NX507 · NX035 | 6:45 PM Cardiff, Sophia Gardens | 5h10 | 11:55 PM London, Heathrow Airport Terminal 5 | 1 transfer | |
| NX509 · NX030 | 7:45 PM Cardiff, Sophia Gardens | 5h05 | 12:50 AM London, Heathrow Airport Terminal 5 | 1 transfer | |
| NX509 · NX025 | 7:45 PM Cardiff, Sophia Gardens | 5h05 | 12:50 AM London, Heathrow Airport Terminal 5 | 1 transfer | |
| FlixBus | 11:25 PM Cardiff, North Road (Friary Gardens) | 3h20 | 2:45 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX201 | 11:40 PM Cardiff, Sophia Gardens | 3h40 | 3:20 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 · NXA40 | 11:40 PM Cardiff, Sophia Gardens | 4h25 | 4:05 AM London, Heathrow Airport Terminal 4 | 1 transfer | |
| Saturday, September 19 | |||||
| FlixBus | 12:45 AM Cardiff, North Road (Friary Gardens) | 3h20 | 4:05 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 1:40 AM Cardiff, North Road (Friary Gardens) | 3h05 | 4:45 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX201 | 1:50 AM Cardiff, Sophia Gardens | 3h05 | 4:55 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 · NXN40 | 1:50 AM Cardiff, Sophia Gardens | 3h35 | 5:25 AM London, Heathrow Airport Terminal 4 | 1 transfer | |
| FlixBus | 2:10 AM Cardiff, North Road (Friary Gardens) | 3h25 | 5:35 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX202 | 2:45 AM Cardiff, Sophia Gardens | 3h30 | 6:15 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 | 2:45 AM Cardiff, Sophia Gardens | 3h45 | 6:30 AM London, Heathrow Airport Terminal 4 | 0 transfersDirect | |
| FlixBus | 3:10 AM Cardiff, North Road (Friary Gardens) | 3h25 | 6:35 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX201 | 3:40 AM Cardiff, Sophia Gardens | 3h05 | 6:45 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| FlixBus | 4:40 AM Cardiff, North Road (Friary Gardens) | 3h30 | 8:10 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX202 | 4:45 AM Cardiff, Sophia Gardens | 3h40 | 8:25 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 | 4:45 AM Cardiff, Sophia Gardens | 3h55 | 8:40 AM London, Heathrow Airport Terminal 4 | 0 transfersDirect | |
| NX201 | 5:40 AM Cardiff, Sophia Gardens | 3h10 | 8:50 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 | 6:40 AM Cardiff, Sophia Gardens | 4h00 | 10:40 AM London, Heathrow Airport Terminal 4 | 0 transfersDirect | |
| NX202 | 6:40 AM Cardiff, Sophia Gardens | 3h45 | 10:25 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| FlixBus | 6:45 AM Cardiff, North Road (Friary Gardens) | 3h40 | 10:25 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX201 | 7:30 AM Cardiff, Sophia Gardens | 3h15 | 10:45 AM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 · NX230 | 7:30 AM Cardiff, Sophia Gardens | 3h40 | 11:10 AM London, Heathrow Airport Terminal 4 | 1 transfer | |
| FlixBus | 7:45 AM Cardiff, North Road (Friary Gardens) | 3h30 | 11:15 AM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 8:40 AM Cardiff, North Road (Friary Gardens) | 3h35 | 12:15 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX202 | 8:40 AM Cardiff, Sophia Gardens | 3h45 | 12:25 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX202 · NX230 | 8:40 AM Cardiff, Sophia Gardens | 4h30 | 1:10 PM London, Heathrow Airport Terminal 4 | 1 transfer | |
| NX201 | 9:25 AM Cardiff, Sophia Gardens | 3h15 | 12:40 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| FlixBus | 9:45 AM Cardiff, North Road (Friary Gardens) | 3h30 | 1:15 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| FlixBus | 10:40 AM Cardiff, North Road (Friary Gardens) | 3h30 | 2:10 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
| NX202 | 10:40 AM Cardiff, Sophia Gardens | 3h45 | 2:25 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 | 11:40 AM Cardiff, Sophia Gardens | 3h15 | 2:55 PM London, Heathrow Airport Terminal 5 | 0 transfersDirect | |
| NX201 · NX240 | 11:40 AM Cardiff, Sophia Gardens | 4h20 | 4:00 PM London, Heathrow Airport Terminal 4 | 1 transfer | |
| FlixBus | 11:45 AM Cardiff, North Road (Friary Gardens) | 3h30 | 3:15 PM London, Heathrow Airport Terminals 2 & 3 | 0 transfersDirect | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Cardiff to London Heathrow Airport by bus or train
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Why should you book Cardiff to London Heathrow Airport buses with Omio?
National Express as well as FlixBus or Megabus offer buses services from Cardiff to London Heathrow Airport.
Omio is an official ticket reseller for all your travel options from Cardiff to London Heathrow Airport.
Why book with Omio vs National Express?
- Compare with other providers: On Omio, you can not only buy tickets for National Express, but also compare tickets for the likes of FlixBus or Megabus to find the best option for your trip from Cardiff to London Heathrow Airport.
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
- Compare all your options: Omio allows you to compare National Express with all available travel options, which are bus and train to ensure you get the best deal for traveling from Cardiff to London Heathrow Airport.
Why book with Omio over Wanderu or Trainline?
- Compare with other providers: On Omio, you can also compare tickets for the likes of FlixBus or Megabus to find the best option for your trip from Cardiff to London Heathrow Airport.
- Multiple modes of transport: Omio allows you to compare travel options including bus and train to find the ideal travel option from Cardiff to London Heathrow Airport.
Journey information
Overview: Bus from Cardiff to London Heathrow Airport
United KingdomUnited Kingdom
Buses from Cardiff to London Heathrow Airport run on average 73 times per day, taking around 3h 47m. Cheap bus tickets for this journey start at $12 if you book in advance.
There are 56 buses per day. The earliest bus runs at 00:40, the last at 23:45. The fastest bus covers the 117 miles (189 km) distance in 2h 40m.
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Distance 117 miles (189 km) |
Average bus duration 3h 47m |
Cheapest ticket price $12 |
Buses per day 73 |
Direct buses 56 |
Fastest bus 2h 40m |
First bus 12:40 AM |
Last bus 11:45 PM |
Cheapest Month May |
Cheapest Day Tue |
High Season Oct - Dec |
Low Season Jul - Sep |
Busiest Day Wed |
Least Busy Day Thu |
Best time to book 84 days |
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Bus providers: National Express, FlixBus from Cardiff to London Heathrow AirportYou can travel by bus between Cardiff to London Heathrow Airport with National Express, FlixBus for as low as $12. When you search for schedules and tickets, Omio will show you the best journey
FlixBus
About
FlixBus is one of Europe’s leading low-cost bus companies, founded in Germany and now offering long-distance services across Europe and the United States. In addition to its extensive daytime network, FlixBus also operates overnight buses on select European routes. Standard amenities include free Wi-Fi, power outlets to charge devices, extra legroom, luggage space, and onboard toilets, with snacks and drinks available for purchase. FlixBus offers a single Standard ticket type for all routes, which includes one carry-on bag and one checked bag per passenger. Additional fees apply for extra luggage and for reserving specific seats, such as Extra Seats, Table Seats, or Panorama Seats. This combination of affordability, comfort, and wide coverage makes FlixBus a popular choice for budget-conscious travelers.
Luggage & cancellation policy
Average FlixBus Duration
3h 5m
Cheapest FlixBus Price
$12
FlixBus frequency
21 a day
Luggage included
One carry-on bag up to 7kg (42x30x18 cm) and one checked bag up to 20kg (80x50x30 cm).
Additional luggage
Additional luggage can be purchased for a fee.
Cancellation Policy
You can cancel your ticket up to 15 minutes before departure and receive a voucher for future travel. Refund requests for delays over 120 minutes are possible.
Amenities on board the bus
Wifi
Food sold onboard
Seat reservation
Toilets
USB plugs
Accessibility
Assistance; Priority boarding; Wheelchair-accessible buses.
Bikes
Bikes are allowed for a fee; must be booked.
Pets
Small pets in carriers allowed; guide dogs travel for free.
National Express
About
National Express is the UK’s leading long-distance coach company, operating over 550 services per day and serving more than 900 destinations nationwide. It also runs frequent services to major UK airports — including Heathrow, Gatwick, Stansted, Luton, and Bristol — 24 hours a day. All National Express coaches are air-conditioned and offer free Wi-Fi and onboard entertainment. Most vehicles are equipped with seat belts and power outlets at every seat, allowing you to charge your phone or laptop during your journey. Ticket options include Restricted Fare, Standard Fare, and Fully Flexible Fare, with the latter providing maximum flexibility for cancellations or changes.
Luggage & cancellation policy
Average National Express Duration
2h 40m
Cheapest National Express Price
$12
National Express frequency
49 a day
Luggage included
Two medium-sized suitcases up to 20kg each and one small piece of hand luggage.
Additional luggage
10€ per additional bag.
Cancellation Policy
You can cancel your ticket up to 24 hours before departure for a refund minus a cancellation fee. Changes can be up to 24 hours before departure for a fee.
Amenities on board the bus
Wifi
Food sold onboard
Seat reservation
Toilets
USB plugs
Accessibility
Assistance; Priority seating; Accessible toilets.
Bikes
Folding Bikes are allowed; non-folding bikes are not allowed.
FAQs: Bus from Cardiff to London Heathrow Airport
Find answers to the most common questions about traveling from Cardiff to London Heathrow Airport by bus. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest bus, the cheapest option, or tips for making the most of your visit at London Heathrow Airport, this guide helps you travel smarter and with confidence.
Cheap bus tickets from Cardiff to London Heathrow Airport can start from as little as $12 when you book in advance. The average bus ticket price for Cardiff to London Heathrow Airport is $34 ; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by bus from Cardiff to London Heathrow Airport is 2h 40m to travel the 117 miles (189 km) long journey. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest bus from Cardiff to London Heathrow Airport leaves at 12:40 AM. Plan your trip with the Journey Planner from Omio.
The latest bus from Cardiff to London Heathrow Airport leaves at 11:45 PM.
Yes, there are 56 direct buses a day from Cardiff to London Heathrow Airport with FlixBus, Megabus. Schedules can vary on holidays or weekends with fewer direct buses.
When taking a bus from Cardiff to London Heathrow Airport, you can count on National Express, FlixBus, Megabus for the best way to get you to London Heathrow Airport. You can also check all possible bus companies who offer a service between Cardiff and London Heathrow Airport and compare the amenities they offer before buying a bus ticket.
A trip to London Heathrow Airport from Cardiff is worth doing but not as a day trip with a journey time of 2h 40m each way. Check with Omio app the best way to travel.
The cheapest month for a bus from Cardiff to London Heathrow Airport is May.
It's helpful to compare your options as there are 2 ways to travel between Cardiff and London Heathrow Airport including taking a bus and train.
Yes, the following accessibility options are available when taking the bus from Cardiff to London Heathrow Airport:
- Megabus
- Megabus is ADA-compliant and provides assistance to customers with disabilities, including those using wheelchairs or mobility scooters, and those with service animals.
- National Express
- Assistance
- Priority seating
- Accessible toilets.
- FlixBus
- Assistance
- Priority boarding
- Wheelchair-accessible buses.
Yes, there are bathrooms on board the bus from Cardiff to London Heathrow Airport for bus company National Express, FlixBus, Megabus.
Whether you can cancel your bus ticket from Cardiff to London Heathrow Airport depends on the bus companies:
- Megabus
- Megabus reservations cannot be canceled or refunded, but they can be traded in for another journey up to 3 hours before your original scheduled departure for a fee.
- National Express
- You can cancel your ticket up to 24 hours before departure for a refund minus a cancellation fee. Changes can be up to 24 hours before departure for a fee.
- FlixBus
- You can cancel your ticket up to 15 minutes before departure and receive a voucher for future travel. Refund requests for delays over 120 minutes are possible.
Yes, bikes are allowed on board the bus with bus company National Express, FlixBus.
Tickets are often cheaper when booked early. Traveling during off-peak hours or on weekdays can help you save money. Sort results by price to quickly identify the most affordable options. Check for promotions or discounts available on our website and app.
Yes, there is food available to purchase on board the bus from Cardiff to London Heathrow Airport.
Yes, the following luggage options are included when booking a bus ticket from Cardiff to London Heathrow Airport:
- Megabus
- One piece of luggage is included per passenger reservation. For guidance, a piece of luggage must not exceed 62 inches (length + width + height) and should not weigh more than 50 pounds (23kg).
- National Express
- Two medium-sized suitcases up to 20kg each and one small piece of hand luggage.
- FlixBus
- One carry-on bag up to 7kg (42x30x18 cm) and one checked bag up to 20kg (80x50x30 cm).
Yes, the following additional luggage options are available when booking a bus ticket from Cardiff to London Heathrow Airport:
- Megabus
- Additional luggage can be purchased by buying an additional travel ticket in advance or by adding up to two additional pieces when booking for a fee.
- National Express
- 10€ per additional bag.
- FlixBus
- Additional luggage can be purchased for a fee.
Yes, you can bring your pet on the bus from Cardiff to London Heathrow Airport. The following conditions apply:
- FlixBus
- Small pets in carriers allowed
- guide dogs travel for free.
You can reserve your seat on the bus from Cardiff to London Heathrow Airport with the following bus company: National Express, FlixBus, Megabus
Yes, there are USB plugs on board the bus from Cardiff to London Heathrow Airport with the following bus company: National Express, FlixBus, Megabus.
Yes, there is Wifi on board the bus from Cardiff to London Heathrow Airport with the following bus company: National Express, FlixBus, Megabus.
Since neither Cardiff nor London Heathrow Airport are in the Schengen Area, passport requirements depend on the specific immigration rules of United Kingdom and United Kingdom. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.
We recommend using the bus as it is the most popular way to get from Cardiff to London Heathrow Airport among Omio's users.
The currency used in the United Kingdom is the British Pound Sterling (GBP). For travelers, using a card is generally more convenient and widely accepted, especially in cities and for transportation tickets, though carrying some cash can be useful for small purchases or in rural areas.
Pack lightweight, versatile clothing suitable for the destination's climate, and use secure, lockable luggage to protect belongings. Keep essential items like travel documents, medication, and valuables in a carry-on bag for easy access. Use packing organizers or cubes to maximize space and maintain order. Lastly, include a small first aid kit and personal hygiene items for added comfort during travel.
popular bus stations
Popular bus stations from Cardiff to London Heathrow Airport
Most Cardiff to London Heathrow Airport buses use the Cardiff, Sophia Gardens to London, Victoria Coach Station station pair. Use this guide to compare Cardiff and London Heathrow Airport bus stations on this route, check city-centre transport, alongside checking practicalities like bus station facilities and services.
Departure bus stations in Cardiff
Arrival bus stations in London
Cardiff, Sophia GardensCardiff Coach Station, Sophia Gardens, 2 Sophia Cl, Pontcanna, Cardiff CF11 9HW, UK
City-centre transport
Getting to Cardiff, Sophia Gardens from Cardiff city centre
Bus25, 62, 63, 25A, 64 · 3m · $2 · every ~14 min
C1 · 16m · every ~8 min
Cardiff, Sophia Gardens bus station facilities and services
Cardiff, Sophia Gardens has practical services for this route, including Wifi, Parking, ATM, Taxis, Accessibility, WC, Shower, and Ticket Office.
Wi-Fi and ATMs
Wi-Fi is available at Cardiff, Sophia Gardens. ATMs are available at Cardiff, Sophia Gardens.
Tickets and information
Ticket office support is available at Cardiff, Sophia Gardens.
Parking, taxis and toilets
Available at Cardiff, Sophia Gardens: Parking, Taxis, WC.
Accessibility
Accessibility facilities are available at Cardiff, Sophia Gardens: Basic accessibility features available.
Cardiff, North Road (Friary Gardens)Cardiff North Road (Friary Gardens), Cardiff CF10 3AF, UK
City-centre transport
Getting to Cardiff, North Road (Friary Gardens) from Cardiff city centre
TRUE
Cardiff, North Road (Friary Gardens) bus station facilities and services
Cardiff, North Road (Friary Gardens) has practical services for this route, including Wifi, Parking, ATM, Taxis, Accessibility, WC, Shower, and Ticket Office.
Wi-Fi and ATMs
Wi-Fi is available at Cardiff, North Road (Friary Gardens). ATMs are available at Cardiff, North Road (Friary Gardens).
Tickets and information
Ticket office support is available at Cardiff, North Road (Friary Gardens).
Parking, taxis and toilets
Available at Cardiff, North Road (Friary Gardens): Parking, Taxis, WC.
Accessibility
Accessibility facilities are available at Cardiff, North Road (Friary Gardens): Accessible for passengers with reduced mobility.
Cardiff, University
City-centre transport
Getting to Cardiff, University from Cardiff city centre
TrainCardiff Central - Merthyr Tydfil, Cardiff Central - Treherbert, Cardiff Central - Pontypridd, Aberdare - Merthyr Tydfil, Cardiff Central - Radyr, Radyr - Radyr · 6m · $1 · every ~8 min
BusC1 · 18m · every ~8 min
More options for your journey from Cardiff to London Heathrow Airport
Here are some other resources that might have the information you need
Most popular buses to and from London Heathrow Airport and Cardiff
Most popular bus connections to London Heathrow Airport
HomeBusesBuses in United KingdomBus tickets to London Heathrow AirportCardiff to London Heathrow Airport bus
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