- Must visit
National Museum Cardiff
Major national museum with art, natural history, and geology collections in central Cardiff.
Cheapest price
$31
Average price
$40
Fastest journey
2 h 50 m
Average duration
2 h 53 m
Buses per day
46
Distance
189 km
The best way to find a cheap bus ticket from Longford to Cardiff is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Longford to Cardiff will cost around $40 if you buy it on the day, but the cheapest tickets can be found for only $31.
Of the 46 buses that leave Longford for Cardiff on Sun, Jun 21, 45 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Sun, Jun 21 the direct buses cover the 189 km distance in an average of 2 h 53 m but if you time it right, some buses will get you there in just 2 h 50 m .
On Sun, Jun 21 the slowest buses will take 2 h 55 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.
FlixBus
FlixBus
FlixBus
FlixBus
FlixBus
NX201
NX201
NX201
NX201
NX201Omio recommends booking the bus as it is the most popular option from Longford to Cardiff among Omio's users. If you are prioritising price take the bus with prices starting from $12. For those with little time consider booking a train which can get you there in 2h 8m. In case you are seeking to minimise your carbon footprint the train is your best bet as it emits only 0.1 - 0.2kg. The ticket price range depends on the travel mode: a bus costs an average of $12, and a train costs an average of $72.
Distance: 117 miles (189 km)
Most popular Bus | Train | Driving |
|---|---|---|
$24 Average price Cheapest | $100 Average price | $66 Average price (fuel + tolls) |
3h 53m Average total duration 3h 23m Onboard + 30m Additional time* | 2h 38m Average total duration Fastest 2h 8m Onboard + 30m Additional time* | 2h 22m Average total duration (door-to-door) |
0.2 - 0.5kg CO2 emissions | 0.1 - 0.2kg CO2 emissions Lowest | - CO2 emissions |
![]() Most popular bus company | ![]() Most popular train company | Your own car or car rental |
Direct Options | Direct Options | Direct Options |
Additional time: Average total travel duration to departure point, security checks and transfers.
This is compared to other travel options from Longford to Cardiff:
A bus is $76 (€62) less than a train for this route with tickets for a train from Longford to Cardiff costing on average $100 (€82).
Other travel options to Cardiff take longer:
Bus takes on average 3h 23m.
Tickets start at around $24 (€20) compared to roughly $66 (€54) in fuel and tolls — a saving of about $42 (€34). The journey takes 3h 23m versus 2h 22m 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 National Express, 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.
| Operator | Departure Time | Arrival Time | Duration | Departure days | Cheapest price |
|---|---|---|---|---|---|
Operator FlixBus | Departure Time 12:15AM | Arrival Time 03:25AM | Duration 3h10 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator FlixBus | Departure Time 12:20AM | Arrival Time 04:05AM | Duration 3h45 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator National Express | Departure Time 12:30AM | Arrival Time 04:00AM | Duration 3h30 | Departure days Everyday | Cheapest price $16 |
Operator FlixBus | Departure Time 12:40AM | Arrival Time 04:05AM | Duration 3h25 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator National Express | Departure Time 03:10AM | Arrival Time 07:40AM | Duration 4h30 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $64 |
Operator FlixBus | Departure Time 05:45AM | Arrival Time 09:45AM | Duration 4h00 | Departure days Tue | Cheapest price $24 |
Operator FlixBus | Departure Time 06:45AM | Arrival Time 10:45AM | Duration 4h00 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $19 |
Operator FlixBus | Departure Time 07:05AM | Arrival Time 10:45AM | Duration 3h40 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $19 |
Operator National Express | Departure Time 07:15AM | Arrival Time 11:00AM | Duration 3h45 | Departure days Mon, Wed, Thu, Fri | Cheapest price $36 |
Operator National Express | Departure Time 07:30AM | Arrival Time 11:00AM | Duration 3h30 | Departure days Sat, Sun | Cheapest price $43 |
Operator FlixBus | Departure Time 08:10AM | Arrival Time 12:10PM | Duration 4h00 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator National Express | Departure Time 08:30AM | Arrival Time 12:05PM | Duration 3h35 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $36 |
Operator FlixBus | Departure Time 08:30AM | Arrival Time 12:10PM | Duration 3h40 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator National Express | Departure Time 09:30AM | Arrival Time 12:25PM | Duration 2h55 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $36 |
Operator FlixBus | Departure Time 09:40AM | Arrival Time 01:40PM | Duration 4h00 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $21 |
Operator FlixBus | Departure Time 10:00AM | Arrival Time 01:40PM | Duration 3h40 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $21 |
Operator National Express | Departure Time 10:30AM | Arrival Time 02:05PM | Duration 3h35 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $31 |
Operator National Express | Departure Time 11:30AM | Arrival Time 02:25PM | Duration 2h55 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $36 |
Operator FlixBus | Departure Time 12:15PM | Arrival Time 04:30PM | Duration 4h15 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $20 |
Operator FlixBus | Departure Time 12:35PM | Arrival Time 04:30PM | Duration 3h55 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $20 |
Operator National Express | Departure Time 12:40PM | Arrival Time 04:30PM | Duration 3h50 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $31 |
Operator National Express | Departure Time 01:30PM | Arrival Time 04:45PM | Duration 3h15 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $25 |
Operator National Express | Departure Time 02:20PM | Arrival Time 06:15PM | Duration 3h55 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $25 |
Operator FlixBus | Departure Time 02:25PM | Arrival Time 06:35PM | Duration 4h10 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator FlixBus | Departure Time 02:45PM | Arrival Time 06:35PM | Duration 3h50 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator FlixBus | Departure Time 03:25PM | Arrival Time 07:30PM | Duration 4h05 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator National Express | Departure Time 03:30PM | Arrival Time 06:40PM | Duration 3h10 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $31 |
Operator FlixBus | Departure Time 03:45PM | Arrival Time 07:30PM | Duration 3h45 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator National Express | Departure Time 04:20PM | Arrival Time 08:05PM | Duration 3h45 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $25 |
Operator FlixBus | Departure Time 04:25PM | Arrival Time 08:25PM | Duration 4h00 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator FlixBus | Departure Time 04:50PM | Arrival Time 08:25PM | Duration 3h35 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator FlixBus | Departure Time 05:30PM | Arrival Time 09:20PM | Duration 3h50 | Departure days Fri, Sat, Sun | Cheapest price $22 |
Operator National Express | Departure Time 05:40PM | Arrival Time 08:35PM | Duration 2h55 | Departure days Sat, Sun | Cheapest price $47 |
Operator FlixBus | Departure Time 05:50PM | Arrival Time 09:20PM | Duration 3h30 | Departure days Fri, Sat, Sun | Cheapest price $22 |
Operator National Express | Departure Time 05:55PM | Arrival Time 09:00PM | Duration 3h05 | Departure days Mon, Wed, Thu, Fri | Cheapest price $31 |
Operator FlixBus | Departure Time 06:25PM | Arrival Time 10:15PM | Duration 3h50 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator National Express | Departure Time 06:30PM | Arrival Time 10:00PM | Duration 3h30 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $36 |
Operator FlixBus | Departure Time 06:45PM | Arrival Time 10:15PM | Duration 3h30 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator FlixBus | Departure Time 07:30PM | Arrival Time 11:15PM | Duration 3h45 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator National Express | Departure Time 07:50PM | Arrival Time 10:40PM | Duration 2h50 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $25 |
Operator FlixBus | Departure Time 07:50PM | Arrival Time 11:15PM | Duration 3h25 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator FlixBus | Departure Time 08:40PM | Arrival Time 12:25AM | Duration 3h45 | Departure days Everyday | Cheapest price $17 |
Operator FlixBus | Departure Time 09:00PM | Arrival Time 12:25AM | Duration 3h25 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator National Express | Departure Time 09:20PM | Arrival Time 12:50AM | Duration 3h30 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $36 |
Operator FlixBus | Departure Time 09:35PM | Arrival Time 01:20AM | Duration 3h45 | Departure days Tue | Cheapest price $21 |
Operator FlixBus | Departure Time 09:40PM | Arrival Time 01:25AM | Duration 3h45 | Departure days Everyday | Cheapest price $18 |
Operator FlixBus | Departure Time 10:00PM | Arrival Time 01:25AM | Duration 3h25 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator FlixBus | Departure Time 10:35PM | Arrival Time 02:20AM | Duration 3h45 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator FlixBus | Departure Time 10:45PM | Arrival Time 02:05AM | Duration 3h20 | Departure days Tue | Cheapest price $24 |
Operator National Express | Departure Time 10:50PM | Arrival Time 01:40AM | Duration 2h50 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $21 |
Operator FlixBus | Departure Time 10:55PM | Arrival Time 02:20AM | Duration 3h25 | Departure days Mon, Wed, Thu, Fri, Sat, Sun | Cheapest price $18 |
Operator FlixBus | Departure Time 11:15PM | Arrival Time 02:25AM | Duration 3h10 | Departure days Mon | Cheapest price $24 |
The table below shows live departures for Longford to Cardiff buses for today, Saturday, June 20. You can also manually refresh the results below to see updated bus journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
NX201 | Delayed 5:30 AM 12:30 AMLondon, Heathrow Airport Terminals 2 & 3 | 3h30 | 4:00 AM Cardiff, Sophia Gardens | 0 transfersDirect | |
NX209 · NX216 | On time 3:10 AM London, Heathrow Airport Terminals 2 & 3 | 4h30 | 7:40 AM Cardiff, Sophia Gardens | 1 transfer | |
FlixBus | 6:45 AM London, Heathrow Airport Terminal 5 | 4h00 | 10:45 AM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
FlixBus | 7:05 AM London, Heathrow Airport Terminals 2 & 3 | 3h40 | 10:45 AM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
NX201 | On time 7:30 AM London, Heathrow Airport Terminals 2 & 3 | 3h30 | 11:00 AM Cardiff, Sophia Gardens | 0 transfersDirect | |
FlixBus | 8:10 AM London, Heathrow Airport Terminal 5 | 4h00 | 12:10 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
NX202 | Delayed 9:10 AM 8:30 AMLondon, Heathrow Airport Terminals 2 & 3 | 3h35 | 12:05 PM Cardiff, Sophia Gardens | 0 transfersDirect | |
FlixBus | 8:30 AM London, Heathrow Airport Terminals 2 & 3 | 3h40 | 12:10 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
NX201 | On time 9:30 AM London, Heathrow Airport Terminals 2 & 3 | 2h55 | 12:25 PM Cardiff, Sophia Gardens | 0 transfersDirect | |
FlixBus | 9:40 AM London, Heathrow Airport Terminal 5 | 4h00 | 1:40 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
FlixBus | 10:00 AM London, Heathrow Airport Terminals 2 & 3 | 3h40 | 1:40 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
NX202 | On time 10:30 AM London, Heathrow Airport Terminals 2 & 3 | 3h35 | 2:05 PM Cardiff, Sophia Gardens | 0 transfersDirect | |
NX201 | On time 11:30 AM London, Heathrow Airport Terminals 2 & 3 | 2h55 | 2:25 PM Cardiff, Sophia Gardens | 0 transfersDirect | |
FlixBus | 12:15 PM London, Heathrow Airport Terminal 5 | 4h15 | 4:30 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
FlixBus | 12:35 PM London, Heathrow Airport Terminals 2 & 3 | 3h55 | 4:30 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
NX202 | On time 12:40 PM London, Heathrow Airport Terminals 2 & 3 | 3h35 | 4:15 PM Cardiff, Sophia Gardens | 0 transfersDirect | |
NX201 | On time 1:30 PM London, Heathrow Airport Terminals 2 & 3 | 2h55 | 4:25 PM Cardiff, Sophia Gardens | 0 transfersDirect | |
NX202 | On time 2:20 PM London, Heathrow Airport Terminals 2 & 3 | 3h35 | 5:55 PM Cardiff, Sophia Gardens | 0 transfersDirect | |
FlixBus | 2:25 PM London, Heathrow Airport Terminal 5 | 4h10 | 6:35 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
FlixBus | 2:45 PM London, Heathrow Airport Terminals 2 & 3 | 3h50 | 6:35 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
FlixBus | 3:25 PM London, Heathrow Airport Terminal 5 | 4h05 | 7:30 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
NX201 | On time 3:30 PM London, Heathrow Airport Terminals 2 & 3 | 2h55 | 6:25 PM Cardiff, Sophia Gardens | 0 transfersDirect | |
FlixBus | 3:45 PM London, Heathrow Airport Terminals 2 & 3 | 3h45 | 7:30 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
NX202 | On time 4:20 PM London, Heathrow Airport Terminals 2 & 3 | 3h30 | 7:50 PM Cardiff, Sophia Gardens | 0 transfersDirect | |
FlixBus | 4:25 PM London, Heathrow Airport Terminal 5 | 4h00 | 8:25 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
FlixBus | 4:50 PM London, Heathrow Airport Terminals 2 & 3 | 3h35 | 8:25 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
FlixBus | 5:30 PM London, Heathrow Airport Terminal 5 | 3h50 | 9:20 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
NX201 | On time 5:40 PM London, Heathrow Airport Terminals 2 & 3 | 2h55 | 8:35 PM Cardiff, Sophia Gardens | 0 transfersDirect | |
FlixBus | 5:50 PM London, Heathrow Airport Terminals 2 & 3 | 3h30 | 9:20 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
FlixBus | 6:25 PM London, Heathrow Airport Terminal 5 | 3h50 | 10:15 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
NX202 | On time 6:30 PM London, Heathrow Airport Terminals 2 & 3 | 3h30 | 10:00 PM Cardiff, Sophia Gardens | 0 transfersDirect | |
FlixBus | 6:45 PM London, Heathrow Airport Terminals 2 & 3 | 3h30 | 10:15 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
FlixBus | 7:30 PM London, Heathrow Airport Terminal 5 | 3h45 | 11:15 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
NX201 | On time 7:50 PM London, Heathrow Airport Terminals 2 & 3 | 2h50 | 10:40 PM Cardiff, Sophia Gardens | 0 transfersDirect | |
FlixBus | 7:50 PM London, Heathrow Airport Terminals 2 & 3 | 3h25 | 11:15 PM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
FlixBus | 8:40 PM London, Heathrow Airport Terminal 5 | 3h45 | 12:25 AM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
FlixBus | 9:00 PM London, Heathrow Airport Terminals 2 & 3 | 3h25 | 12:25 AM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
NX202 | On time 9:20 PM London, Heathrow Airport Terminals 2 & 3 | 3h30 | 12:50 AM Cardiff, Sophia Gardens | 0 transfersDirect | |
FlixBus | 9:40 PM London, Heathrow Airport Terminal 5 | 3h45 | 1:25 AM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
FlixBus | 10:00 PM London, Heathrow Airport Terminals 2 & 3 | 3h25 | 1:25 AM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
FlixBus | 10:35 PM London, Heathrow Airport Terminal 5 | 3h45 | 2:20 AM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
NX201 | On time 10:50 PM London, Heathrow Airport Terminals 2 & 3 | 2h50 | 1:40 AM Cardiff, Sophia Gardens | 0 transfersDirect | |
FlixBus | 10:55 PM London, Heathrow Airport Terminals 2 & 3 | 3h25 | 2:20 AM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
| Sunday, June 21 | |||||
FlixBus | 12:15 AM London, Heathrow Airport Terminals 2 & 3 | 3h10 | 3:25 AM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
FlixBus | 12:20 AM London, Heathrow Airport Terminal 5 | 3h45 | 4:05 AM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
NX201 | 12:30 AM London, Heathrow Airport Terminals 2 & 3 | 3h30 | 4:00 AM Cardiff, Sophia Gardens | 0 transfersDirect | |
FlixBus | 12:40 AM London, Heathrow Airport Terminals 2 & 3 | 3h25 | 4:05 AM Cardiff, North Road (Friary Gardens) | 0 transfersDirect | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Compare bus and train prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Buses from Longford to Cardiff run on average 38 times per day, taking around 3h 23m. Cheap bus tickets for this journey start at $12 (€10) if you book in advance.
There are 35 buses per day. The earliest bus runs at 00:10, the last at 23:45. The fastest bus covers the 117 miles (189 km) distance in 2h 50m.
Distance 117 miles (189 km) |
Average bus duration 3h 23m |
Cheapest ticket price $12 (€10) |
Buses per day 38 |
Direct buses 35 |
Fastest bus 2h 50m |
First bus 12:10 AM |
Last bus 11:45 PM |
Cheapest Month Aug |
Cheapest Day Wed |
High Season Jul - Sep |
Low Season Jan - Mar |
Busiest Day Mon |
Least Busy Day Sun |
Best time to book 77 days |
Discover the best of Cardiff — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Cardiff trip today.
Major national museum with art, natural history, and geology collections in central Cardiff.
Open-air museum showcasing Welsh historic buildings, traditions, and everyday life on a large heritage site.
City museum covering Cardiff’s social history, industry, communities, and urban development.
Revitalized waterfront district with promenades, public buildings, and popular photo-friendly views.
Large central park ideal for riverside walks, greenery, and easy access from the castle.
Network of historic Victorian and Edwardian arcades prized for architecture and local independent shops.
Traditional Welsh soup or stew, usually made with lamb or beef, leeks, potatoes, and root vegetables. It is one of Wales’s best-known comfort dishes.
A classic Welsh dish of toasted bread topped with a savory cheese sauce, often seasoned with mustard or ale. It is a staple in pubs and cafes across Cardiff.
A traditional Welsh vegetarian sausage made with cheese, leeks, and breadcrumbs. It is especially associated with South Wales.
Well-known steakhouse in central Cardiff, praised for quality Welsh beef, polished service, and a lively modern atmosphere.
Highly regarded fine-dining venue serving well-presented British dishes in a unique and memorable setting.
Long-running Portuguese restaurant popular for grilled meat, seafood, and generous portions in a warm, traditional setting.
Generally cheaper than London. Hotels can rise on event days, but food, transport, and pubs are usually moderate for UK city travel.
Service charge is not always included. Tip about 10-12.5% in restaurants for good service, round up taxis, and tipping in pubs or cafes is optional.
Official public transport app
Cardiff, North Road (Friary Gardens), Cardiff -> Cardiff Central Station, Cardiff
Find answers to the most common questions about traveling from Longford to Cardiff 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 Cardiff, this guide helps you travel smarter and with confidence.

Most Longford to Cardiff buses use the London, Heathrow Airport Terminals 2 & 3 to Cardiff, Sophia Gardens station pair, with some services arriving at Cardiff, North Road (Friary Gardens). Use this guide to compare Longford and Cardiff bus stations on this route, check city-centre transport, alongside checking practicalities like bus station facilities and services.
Here are some other resources that might have the information you need