Trains tickets from London to Heathrow

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Today3 May
from US$13
Tomorrow4 May
from US$14
Mon5 May
from US$19
Tue6 May
from US$13
Wed7 May
from US$13
Thu8 May
from US$13
Fri9 May
Sat10 May

Trains leaving tomorrow

One passenger / one way

  • This trip is recommended because it is the: Cheapest
    Departure time: 4 May at
    Departure city: London
    Departure location: London Paddington
    Arrival time: 4 May at
    Destination city: Heathrow
    Destination location: West Drayton
    Operated by: Elizabeth Line
    Elizabeth Line
    Vehicle: TrainDuration:
  • This trip is recommended because it is the: Fastest
    Departure time: 4 May at
    Departure city: London
    Departure location: London Paddington
    Arrival time: 4 May at
    Destination city: Heathrow
    Destination location: Heathrow Terminals 2 and 3
    Operated by: Heathrow ExpressHeathrow Express
    Vehicle: TrainDuration:
  • Departure time: 4 May at
    Departure city: London
    Departure location: Vauxhall
    Arrival time: 4 May at
    Destination city: Heathrow
    Destination location: Ashford (Surrey)
    Operated by: South Western RailwaySouth Western Railway
    Vehicle: TrainDuration:
  • Departure time: 4 May at
    Departure city: London
    Departure location: London Paddington
    Arrival time: 4 May at
    Destination city: Heathrow
    Destination location: West Drayton
    Operated by: Elizabeth Line
    Elizabeth Line
    Vehicle: TrainDuration:
  • Departure time: 4 May at
    Departure city: London
    Departure location: London Paddington
    Arrival time: 4 May at
    Destination city: Heathrow
    Destination location: Heathrow Terminals 2 and 3
    Operated by: Heathrow ExpressHeathrow Express
    Vehicle: TrainDuration:

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Compare 3 ways to travel from London to Heathrow

Bus
Average priceUS$5 - US$39Average duration1h 5m
1kg CO₂e5 out of 5 stars
Cheapest
Train
Average priceUS$13 - US$50Average duration21m
0kg CO₂e5 out of 5 stars
FastestMost eco-friendly
Carpool
Average priceUS$5 - US$13Average duration1h 10m
5kg CO₂e4 out of 5 stars
busbud logoBusbud recommends taking the train from London to Heathrow

Among the sustainable travel choices, the train stands out as a good way to reach Heathrow. The journey takes about 21 minutes and with fares starting at just US$13, it presents an excellent value for a comfortable ride.

33train per day
21mAverage duration
US$13Cheapest ticket
0kgCO₂ emissions

Train London to Heathrow: Trip Overview

Please note, this information is subject to change.

Average ticket priceUS$17
Average train trip duration21m
Number of daily trains33
Earliest train departure06:55
Distance13 miles
Latest train departure23:18

London to Heathrow Train

Busbud shows you the best train ticket fares and train schedules so you can plan and book a trip by train easily from London to Heathrow.

We make sure you can find a train service from London to Heathrow from the most reliable train companies operating this trip.

Discover how much the train trip from London to Heathrow will cost you. Use our filters and sorting features to find the cheapest train tickets or high-end trains.

Frequently asked questions on the trip London - Heathrow

  1. How much does a cheap train ticket from London to Heathrow cost?

    The average train ticket price from London to Heathrow is US$17. The best way to find cheap train tickets from London to Heathrow is to book your tickets as early as possible. Prices tend to rise as your travel date approaches, so book in advance to secure the best prices!

  2. How long is the train trip from London to Heathrow?

    A train trip between London and Heathrow is around 21m, although the fastest train will take about 15m. This is the time it takes to travel the 15 miles that separates the two cities.

  3. How many daily train are there between London and Heathrow?

    The number of trains from London to Heathrow can differ depending on the day of the week. On average, there are 33. Some trains are direct while others include transferring trains. Simplify your train trip from London to Heathrow by comparing and selecting the train that fits your travel style and budget on Busbud.

  4. What are the departure and arrival stations for a train from London to Heathrow?

    Trains travelling between London and Heathrow leave from Euston Station or King's Cross and arrive at London Heathrow Airport.

Find cheapest prices for trains

Price is for a one-way ticket for one passenger and based on past searches.

Best price found
01/05
US$19
02/05
US$19
Today
US$13
04/05
US$14
05/05
US$19
06/05
US$13
07/05
US$13
08/05
US$13
busbud logoThe cheapest trip from London to Heathrow was searched and found on 7 May 2025 with a price of US$13

To save money and be sure you have the best seat, it's a good idea to buy your train tickets from London to Heathrow as early as possible.

You can expect to pay from US$13 to US$48 for a train ticket from London to Heathrow based on the last 2 days. You can expect to find the cheapest price for the trip at US$13, which is on 2025-05-07.

Usually RDG_HEATHROW_EXPRESS will charge you higher prices for tickets closer to the departure date. To find the best prices, you should be flexible on your date of travel.

About Train Travel

Train Travel Tips

Do you like to go fast? With high-speed trains going faster than 300 km/h on certain routes, the time will fly by. Taking a train between London and Heathrow is also a great way to travel to arrive in the city centre and save more time for your stay in Heathrow.

Regional train? High-speed train? Whichever train to Heathrow you take, you’ll help reduce the environmental impact and carbon footprint of your trip. As you watch the landscapes unfold before your eyes, you can tell yourself that with this choice, you are making sure they remain protected.

With up to 30x less CO2 emissions for your train journey between London and Heathrow, the train is an ecological alternative to flights or personal cars.

Make a music playlist for your train ride from London to Heathrow and enjoy the scenery to tunes from your own personal soundtrack.

Did you know?

The first high-speed train line was inaugurated in 1964, in Japan, to connect Tokyo with Osaka. It was during the Olympics that the first passengers travelled aboard the Shinkansen at a speed of 210 km / h.

Japanese trains are always on time. It is extremely infrequent to see breakdowns during peak periods. In the event of a delay of more than 5 minutes, the crew will personally apologise to each passenger.

The longest train journey in the world is between Europe and Asia. This long journey starts from Porto in Portugal and crosses the whole European continent to reach Hanoi in Vietnam in 12 days while travelling more than 17,000 km.

Will you be returning to London by train?

Train from Heathrow to London

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