Portsmouth to London Heathrow Airport bus with National Express

Sun, Jul 12
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The cheapest and fastest buses from Portsmouth to London Heathrow Airport

Showing times and prices for Jul 12

Cheapest price

$27

Average price

$35

Fastest journey

1 h 25 m

Average duration

1 h 26 m

Buses per day

21

Distance

87 km

Cheap tickets

The best way to find a cheap bus ticket from Portsmouth 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 Portsmouth to London Heathrow Airport will cost around $35 if you buy it on the day, but the cheapest tickets can be found for only $27.

Fast buses

Of the 21 buses that leave Portsmouth for London Heathrow Airport on Sun, Jul 12, 14 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.

On Sun, Jul 12 the direct buses cover the 87 km distance in an average of 1 h 26 m but if you time it right, some buses will get you there in just 1 h 25 m .

On Sun, Jul 12 the slowest buses will take 1 h 30 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.

  • National ExpressNX030
    6:05 AM1h25
    Portsmouth, The Hard Interchange
    7:30 AMLondon, Heathrow Airport Terminal 5
    $271One-way
    0 transfers
  • National ExpressNX030
    6:05 AM1h45
    Portsmouth, The Hard Interchange
    7:50 AMLondon, Heathrow Airport Terminals 2 & 3
    $271One-way
    0 transfers
  • National ExpressNX030
    8:10 PM1h25
    Portsmouth, The Hard Interchange
    9:35 PMLondon, Heathrow Airport Terminal 5
    $281One-way
    0 transfers
  • National ExpressNX030
    8:10 PM1h45
    Portsmouth, The Hard Interchange
    9:55 PMLondon, Heathrow Airport Terminals 2 & 3
    $281One-way
    0 transfers
  • National ExpressNX030 · NX240
    6:05 AM2h50
    Portsmouth, The Hard Interchange
    8:55 AMLondon, Heathrow Airport Terminal 4
    $301One-way
    1 transfer

Travel Information

Compare bus, train, and ferry for Portsmouth to London Heathrow Airport

Omio recommends booking the bus as it is the most popular option from Portsmouth to London Heathrow Airport among Omio's users. If you are prioritising price take the ferry with prices starting from $26. For those with little time consider booking a ferry which can get you there in 45m. The ticket price range depends on the travel mode: a ferry costs an average of $26, and a train costs an average of $31.

Distance: 54 miles (87 km)

Compare bus with

Most popular
Bus
Train
Ferry
Driving

$30

Average price

$78

Average price

$26

Average price

Cheapest

$42

Average price

(fuel + tolls)

5h 19m

Average total duration

4h 49m

Onboard

+

30m

Additional time*

2h 55m

Average total duration

2h 25m

Onboard

+

30m

Additional time*

1h 45m

Average total duration

Fastest

45m

Onboard

+

1h 0m

Additional time*

1h 19m

Average total duration

(door-to-door)

Direct Options

Direct Options

Direct Options

Direct Options

The cheapest way to travel from Portsmouth to London Heathrow Airport is a ferry with an average price of $26 (€21).

This is compared to other travel options from Portsmouth to London Heathrow Airport:

A ferry is $4 (€4) less than a bus for this route with tickets for a bus from Portsmouth to London Heathrow Airport costing on average $30 (€25).

A ferry is $52 (€43) less than a train for this route with tickets for a train from Portsmouth to London Heathrow Airport costing on average $78 (€64).

The fastest way to travel from Portsmouth to London Heathrow Airport is by ferry with an average journey time of 45m.

Other travel options to London Heathrow Airport take longer:

Train takes on average 2h 25m.

Bus takes on average 4h 49m.

It's helpful to compare your options as there are 3 ways to travel between Portsmouth and London Heathrow Airport including taking a bus, train, and ferry.
We recommend using the bus as it is the most popular way to get from Portsmouth 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 $30 (€25) compared to roughly $42 (€34) in fuel and tolls — a saving of about $12 (€10). The journey takes 4h 49m versus 1h 19m 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.

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.

Portsmouth to London Heathrow Airport Bus Timetables

OperatorDeparture TimeArrival TimeDurationDeparture daysCheapest price
Operator
National Express
Departure Time
02:20AM
Arrival Time
04:00AM
Duration
1h40
Departure days
Thu
Cheapest price
$21
Operator
National Express
Departure Time
03:20AM
Arrival Time
05:25AM
Duration
2h05
Departure days
Fri, Sat, Sun
Cheapest price
$31
Operator
National Express
Departure Time
05:35AM
Arrival Time
07:20AM
Duration
1h45
Departure days
Fri
Cheapest price
$31
Operator
National Express
Departure Time
06:05AM
Arrival Time
07:30AM
Duration
1h25
Departure days
Sat, Sun
Cheapest price
$27
Operator
National Express
Departure Time
08:20AM
Arrival Time
09:50AM
Duration
1h30
Departure days
Fri
Cheapest price
$27
Operator
National Express
Departure Time
08:30AM
Arrival Time
10:15AM
Duration
1h45
Departure days
Sat, Sun
Cheapest price
$37
Operator
National Express
Departure Time
10:50AM
Arrival Time
12:40PM
Duration
1h50
Departure days
Fri, Sat, Sun
Cheapest price
$31
Operator
National Express
Departure Time
11:15AM
Arrival Time
04:10PM
Duration
4h55
Departure days
Mon
Cheapest price
$35
Operator
National Express
Departure Time
12:15PM
Arrival Time
05:10PM
Duration
4h55
Departure days
Mon
Cheapest price
$35
Operator
National Express
Departure Time
01:50PM
Arrival Time
03:20PM
Duration
1h30
Departure days
Fri, Sat, Sun
Cheapest price
$27
Operator
National Express
Departure Time
03:10PM
Arrival Time
05:05PM
Duration
1h55
Departure days
Thu
Cheapest price
$25
Operator
National Express
Departure Time
04:45PM
Arrival Time
06:20PM
Duration
1h35
Departure days
Fri
Cheapest price
$27
Operator
National Express
Departure Time
04:55PM
Arrival Time
07:30PM
Duration
2h35
Departure days
Sat, Sun
Cheapest price
$31
Operator
National Express
Departure Time
06:25PM
Arrival Time
04:05AM
Duration
9h40
Departure days
Mon, Wed, Thu
Cheapest price
$34
Operator
National Express
Departure Time
07:10PM
Arrival Time
08:55PM
Duration
1h45
Departure days
Mon, Tue, Wed, Thu
Cheapest price
$26
Operator
National Express
Departure Time
08:10PM
Arrival Time
09:55PM
Duration
1h45
Departure days
Everyday
Cheapest price
$19

Live departures

Portsmouth to London Heathrow Airport bus times

The table below shows live departures for Portsmouth to London Heathrow Airport buses for tomorrow, Sunday, July 12. You can also manually refresh the results below to see updated bus journeys.

Last updated at
ProviderDepartsDurationArrivesTransfers
Tickets
National ExpressNX030 · NXN40
Delayed
9:50 AM 3:20 AMPortsmouth, The Hard Interchange
2h05
5:25 AM London, Heathrow Airport Terminal 4
1 transfer
National ExpressNX030
Delayed
9:50 AM 3:20 AMPortsmouth, The Hard Interchange
1h25
1:45 PM 1:45 PMLondon, Heathrow Airport Terminal 5
0 transfersDirect
National ExpressNX030
Delayed
9:50 AM 3:20 AMPortsmouth, The Hard Interchange
1h40
11:40 AM 11:40 AMLondon, Heathrow Airport Terminals 2 & 3
0 transfersDirect
National ExpressNX030
Delayed
9:50 AM 6:05 AMPortsmouth, The Hard Interchange
1h25
1:45 PM 1:45 PMLondon, Heathrow Airport Terminal 5
0 transfersDirect
National ExpressNX030 · NX240
Delayed
9:50 AM 6:05 AMPortsmouth, The Hard Interchange
2h50
8:55 AM London, Heathrow Airport Terminal 4
1 transfer
National ExpressNX030
Delayed
9:50 AM 6:05 AMPortsmouth, The Hard Interchange
1h45
11:40 AM 11:40 AMLondon, Heathrow Airport Terminals 2 & 3
0 transfersDirect
National ExpressNX030
Delayed
9:50 AM 8:30 AMPortsmouth, The Hard Interchange
1h25
1:45 PM 1:45 PMLondon, Heathrow Airport Terminal 5
0 transfersDirect
National ExpressNX030
Delayed
9:50 AM 8:30 AMPortsmouth, The Hard Interchange
1h45
11:40 AM 11:40 AMLondon, Heathrow Airport Terminals 2 & 3
0 transfersDirect
National ExpressNX030 · NX230
Delayed
9:50 AM 8:30 AMPortsmouth, The Hard Interchange
2h40
11:10 AM London, Heathrow Airport Terminal 4
1 transfer
National ExpressNX030
Delayed
10:50 AM Portsmouth, The Hard Interchange
1h30
1:45 PM 1:45 PMLondon, Heathrow Airport Terminal 5
0 transfersDirect
National ExpressNX030 · NX230
On time
10:50 AM Portsmouth, The Hard Interchange
2h20
1:10 PM London, Heathrow Airport Terminal 4
1 transfer
National ExpressNX030
On time
10:50 AM Portsmouth, The Hard Interchange
1h50
12:40 PM London, Heathrow Airport Terminals 2 & 3
0 transfersDirect
National ExpressNX030
On time
1:50 PM Portsmouth, The Hard Interchange
1h50
3:40 PM London, Heathrow Airport Terminals 2 & 3
0 transfersDirect
National ExpressNX030
On time
1:50 PM Portsmouth, The Hard Interchange
1h30
3:20 PM London, Heathrow Airport Terminal 5
0 transfersDirect
National ExpressNX030 · NX230
On time
1:50 PM Portsmouth, The Hard Interchange
3h50
5:40 PM London, Heathrow Airport Terminal 4
1 transfer
National ExpressNX030
On time
4:55 PM Portsmouth, The Hard Interchange
1h50
6:45 PM London, Heathrow Airport Terminals 2 & 3
0 transfersDirect
National ExpressNX030 · NX230
On time
4:55 PM Portsmouth, The Hard Interchange
2h35
7:30 PM London, Heathrow Airport Terminal 4
1 transfer
National ExpressNX030
On time
4:55 PM Portsmouth, The Hard Interchange
1h30
6:25 PM London, Heathrow Airport Terminal 5
0 transfersDirect
National ExpressNX030
On time
8:10 PM Portsmouth, The Hard Interchange
1h45
9:55 PM London, Heathrow Airport Terminals 2 & 3
0 transfersDirect
National ExpressNX030 · NXN40
On time
8:10 PM Portsmouth, The Hard Interchange
4h15
12:25 AM London, Heathrow Airport Terminal 4
1 transfer
National ExpressNX030
On time
8:10 PM Portsmouth, The Hard Interchange
1h25
9:35 PM London, Heathrow Airport Terminal 5
0 transfersDirect

This is the last bus of the day.

Find all the dates and times for this journey

Compare prices and tickets Portsmouth to London Heathrow Airport by bus, train, or ferry

Compare bus, train, and ferry 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.

Sun
Jul 12
Mon
Jul 13
Tue
Jul 14
Wed
Jul 15
Thu
Jul 16
Fri
Jul 17
Sat
Jul 18

Why should you book Portsmouth to London Heathrow Airport buses with Omio?

National Express as well as Megabus offer buses services from Portsmouth to London Heathrow Airport.
Omio is an official ticket reseller for all your travel options from Portsmouth 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 Megabus to find the best option for your trip from Portsmouth 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, train and ferry to ensure you get the best deal for traveling from Portsmouth to London Heathrow Airport.

Why book with Omio over Wanderu?

  • Compare with other providers: On Omio, you can also compare tickets for the likes of Megabus to find the best option for your trip from Portsmouth to London Heathrow Airport.
  • Multiple modes of transport: Omio allows you to compare travel options including bus, train and ferry to find the ideal travel option from Portsmouth to London Heathrow Airport.

Journey information

Overview: Bus from Portsmouth to London Heathrow Airport

United KingdomUnited Kingdom
United KingdomUnited Kingdom
Icon of bus

Buses from Portsmouth to London Heathrow Airport run on average 20 times per day, taking around 4h 49m. Cheap bus tickets for this journey start at $19 (€16) if you book in advance.

There are 12 buses per day. The earliest bus runs at 02:20, the last at 20:10. The fastest bus covers the 54 miles (87 km) distance in 1h 25m.

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
54 miles (87 km)
Average bus duration
4h 49m
Cheapest ticket price
$19 (€16)
Buses per day
20
Direct buses
12
Fastest bus
1h 25m
First bus
2:20 AM
Last bus
8:10 PM
Cheapest Month
Jun
Cheapest Day
Wed
High Season
Jul - Sep
Low Season
Jan - Mar
Busiest Day
Fri
Least Busy Day
Sun
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, Megabus from Portsmouth to London Heathrow AirportYou can travel by bus between Portsmouth to London Heathrow Airport with National Express, Megabus for as low as $19 (€16). When you search for schedules and tickets, Omio will show you the best journey

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 Duration
1h 25m
Cheapest Price
$19 (€16)
National Express frequency
8 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.

Megabus

About
Megabus is a low-cost intercity bus service operating across the United States, Canada, and the United Kingdom. Known for its affordable fares, including promotional $1 tickets, Megabus offers routes connecting over 500 cities and university campuses in North America. The company provides amenities such as air conditioning, power outlets, free Wi-Fi, and onboard restrooms, with many routes utilizing double-decker buses for scenic views. Megabus aims to provide safe, convenient, and affordable express bus travel.
Luggage & cancellation policy
Megabus frequency
2 a day
Luggage included
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).
Additional luggage
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.
Cancellation Policy
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.
Refund
If Megabus fails to provide on-time reliable service for reasons wholly within their control, refunds or alternative travel arrangements may be offered.
Pregnant on board
Being pregnant on board is allowed, but no specific details or restrictions are provided.
Unaccompagned minor
Unaccompanied minors under the age of 17 are not permitted to travel on Megabus.
Amenities on board the bus
Wifi
Food sold onboard
Cold food and drinks, as well as hot drinks with a lid, are allowed on board, but hot food is not.
Seat reservation
Reserved seats can be purchased for an additional fee, starting from £2.
Toilets
USB plugs
Accessibility
Megabus is ADA-compliant and provides assistance to customers with disabilities, including those using wheelchairs or mobility scooters, and those with service animals.

Complete guide to London Heathrow Airport

Things to do in London Heathrow Airport

Discover the best of London Heathrow Airport — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect London Heathrow Airport trip today.

  • Must visit

The National Gallery

One of the world’s great art museums, housing major European paintings from the 13th to early 20th centuries. Ideal for first-time visitors and a clear priority for classic art lovers.

  • Must visit

Tate Modern

A globally famous modern and contemporary art museum on the Thames, known for major installations and strong permanent displays in a dramatic former power station.

  • Must visit

Victoria And Albert Museum

A leading museum of art, design, fashion, and decorative arts. Its scale and range make it one of London’s most rewarding museums for both casual visitors and specialists.

Pound Sterling

Heathrow is costly for food and drinks. Airport dining and coffee are priced above the UK average, though chain outlets offer cheaper options.

Average meal costs

Budget
GBP 8-15 for fast food or takeaway.
Mid-range
GBP 18-30 per person at casual restaurants.
Fine dining
GBP 45+ per person at upscale airport venues.
Coffee
GBP 3.50-5 for a regular coffee.

Tipping culture

Service is often included at sit-down restaurants. If not, 10-12.5% is standard for good service. No tip is expected for counter service; round up taxis if helpful.

FAQs: Bus from Portsmouth to London Heathrow Airport

Find answers to the most common questions about traveling from Portsmouth 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.

FAQs
Cheap bus tickets from Portsmouth to London Heathrow Airport can start from as little as $19 (€16) when you book in advance. The average bus ticket price for Portsmouth to London Heathrow Airport is $30 (€25) ; 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 Portsmouth to London Heathrow Airport is 1h 25m to travel the 54 miles (87 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 Portsmouth to London Heathrow Airport leaves at 2:20 AM. Plan your trip with the Journey Planner from Omio.
The latest bus from Portsmouth to London Heathrow Airport leaves at 8:10 PM.
Yes, there are 12 direct buses a day from Portsmouth to London Heathrow Airport with National Express. Schedules can vary on holidays or weekends with fewer direct buses.
When taking a bus from Portsmouth to London Heathrow Airport, you can count on National Express, 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 Portsmouth and London Heathrow Airport and compare the amenities they offer before buying a bus ticket.
A day trip to London Heathrow Airport from Portsmouth is worth doing with a journey time of 1h 25m each way. Check with Omio app the best way to travel.
The cheapest month for a bus from Portsmouth to London Heathrow Airport is June.
It's helpful to compare your options as there are 3 ways to travel between Portsmouth and London Heathrow Airport including taking a bus, train, and ferry.
Yes, there are bathrooms on board the bus from Portsmouth to London Heathrow Airport for bus company National Express, Megabus.
Yes, the following accessibility options are available when taking the bus from Portsmouth 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.
Whether you can cancel your bus ticket from Portsmouth 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.
Yes, bikes are allowed on board the bus with bus company National Express.
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 Portsmouth to London Heathrow Airport.
Yes, the following luggage options are included when booking a bus ticket from Portsmouth 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.
Yes, the following additional luggage options are available when booking a bus ticket from Portsmouth 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.
Unfortunately, pets are not allowed on the bus from Portsmouth to London Heathrow Airport.
You can reserve your seat on the bus from Portsmouth to London Heathrow Airport with the following bus company: National Express, Megabus
Yes, there are USB plugs on board the bus from Portsmouth to London Heathrow Airport with the following bus company: National Express, Megabus.
Yes, there is Wifi on board the bus from Portsmouth to London Heathrow Airport with the following bus company: National Express, Megabus.
Since neither Portsmouth 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 Portsmouth 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.

Most popular buses to and from London Heathrow Airport and Portsmouth

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