The cheapest and fastest trains from Milton Keynes to London Heathrow Airport
Cheapest price
£25
Average price
£39
Fastest journey
1 h 37 m
Average duration
1 h 40 m
Trains per day
4
Distance
67 km
The best way to find a cheap train ticket from Milton Keynes to London Heathrow Airport is to book your journey as far in advance as possible and to avoid travelling at rush hour.
The average ticket from Milton Keynes to London Heathrow Airport will cost around £39 if you buy it on the day, but you can find cheap train tickets today for only £25.
Of the 4 trains that leave Milton Keynes for London Heathrow Airport every day 4 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
These direct trains cover the 67 km distance in an average of 1 h 40 m but if you time it right, some trains will get you there in just 1 h 37 m .
The slowest trains will take 1 h 46 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.








Live departures
Milton Keynes to London Heathrow Airport train times
The table below shows live departures for Milton Keynes to London Heathrow Airport trains for today, Friday 5 December. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
![]() | 05:32 Milton Keynes | 1h55 | 07:27 London Heathrow Airport | 0 changesdirect | |
![]() | 07:55 Milton Keynes | 1h47 | 09:42 London Heathrow Airport | 0 changesdirect | |
![]() | 08:49 Milton Keynes | 1h42 | 10:31 London Heathrow Airport | 0 changesdirect | |
![]() | 08:55 Milton Keynes | 1h36 | 10:31 London Heathrow Airport | 0 changesdirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Milton Keynes to London Heathrow Airport by train or coach
Compare train and coach 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.
06 Dec
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12 Dec
Journey information
Overview: Train from Milton Keynes to London Heathrow Airport
Trains from Milton Keynes to London Heathrow Airport run on average 21 times per day, taking around 1h 19m. Cheap train tickets for this journey start at £25 if you book in advance.
The earliest train runs at 05:32, the last at 17:17. The fastest train covers the 67 km distance in 1h 36m.
Distance 67 km |
Average train duration 1h 19m |
Cheapest ticket price £25 |
Trains per day 21 |
Fastest train 1h 36m |
First train 05:32 |
Last train 17:17 |
Train companies: West Midlands Trains, Avanti West Coast, Tfl Rail from Milton Keynes to London Heathrow Airport trainsWest Midlands Trains, Avanti West Coast, Tfl Rail trains will get you between Milton Keynes and London Heathrow Airport from £25. With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
West Midlands Trains
Avanti West Coast
Tfl Rail
FAQs: Milton Keynes to London Heathrow Airport train
Find answers to the most common questions about traveling from Milton Keynes to London Heathrow Airport by train. 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 train, 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.

popular train stations
Important Stations and Airports in Milton Keynes and London Heathrow Airport
- Opening hours: Monday - Friday 04:45 - 22:00 Saturday 06:00 - 22:00 Sunday 06:45 - 21:30 Peak demand is 0700-1000 1630-1830 Mon-Fri
- Type of shops available: Convenience store Passport Photo Booth
- Car Park: Station Car Park
- Staff help available: Yes
- Step free access coverage: Yes
- Accessible car park equipment: Wheelchair users may require assistance using car park equipment at this station
- Accessible public telephones: Public telephones are accessible - situated on the concourse and at the front of the station outside the main entrance
- Accessible taxis: Accessible taxis are available
- Accessible ticket machines: There are accessible ticket machines at this station
- Accessible toilets: Yes
- Ramp for train access: Yes
- Wheelchairs available: Yes
- Impaired mobility set down / pick up points available: Yes
- Toilets Location: The toilets are located on 1 and 3. Please be advised the non-accessible toilets on Platforms 1 and 2 are locked out of use until further notice. The National key toilets are located on the Main Concourse (operated by a RADAR key), Platform 1 and Platform 3. A RADAR key is available from station staff upon request. Passengers in possession of a RADAR key can access the toilets at all times. The toilet facilities are available: Monday - Sunday 05:00-23:00.
- National key toilets: Yes
- Baby changing facilities: Yes
- Storage sheltered: Yes
- Storage location: Front of station
- Storage CCTV: Yes
- Information available from staff: Yes - from help point,Yes - from ticket office
- Helpline Contact: 0800 0248 997
- Passenger Information Systems: Departure screens, Announcements, Arrival screens
Most popular train connections from Milton Keynes
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