The cheapest and fastest trains from Llantwit Major to London Heathrow Airport
Cheapest price
£78
Average price
£78
Fastest journey
5 h
Average duration
5 h
Trains per day
1
Distance
210 km
The best way to find a cheap train ticket from Llantwit Major 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 Llantwit Major to London Heathrow Airport will cost around £78 if you buy it on the day, but you can find cheap train tickets today for only £78.
Of the 1 trains that leave Llantwit Major for London Heathrow Airport every day 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
These direct trains cover the 210 km distance in an average of 5 h but if you time it right, some trains will get you there in just 5 h .
The slowest trains will take 5 h 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.


Travel Information
Compare coach and train for Llantwit Major to London Heathrow Airport
Omio recommends booking the train as it is the most popular option from Llantwit Major to London Heathrow Airport among Omio's users. If you are prioritising price take the coach with prices starting from £20. For those with little time consider booking a train which can get you there in 2h 55m. The ticket price range depends on the travel mode: a coach costs an average of £20, and a train costs an average of £77.
Distance: 210 km
Compare train with
Most popular Train | Coach |
|---|---|
£77 Average Price | £21 Average Price Cheapest |
3h 25m Average total duration Fastest 2h 55m Onboard + 30m Additional time* | 4h 43m Average total duration 4h 13m Onboard + 30m Additional time* |
Direct Options | Direct Options |
Live departures
Llantwit Major to London Heathrow Airport train times
The table below shows live departures for Llantwit Major to London Heathrow Airport trains for tomorrow, Friday 20 March. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
![]() | 08:21 Llantwit Major | 5h00 | 13:21 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 Llantwit Major to London Heathrow Airport by coach or train
Compare coach 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.
21 Mar
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25 Mar
26 Mar
27 Mar
Why should you book Llantwit Major to London Heathrow Airport trains with Omio?
Why book with Omio vs Great Western Rail?
- 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 Great Western Rail with all available travel options, which are bus and train to ensure you get the best deal for traveling from Llantwit Major to London Heathrow Airport.
Why book with Omio over Wanderu?
- Multiple modes of transport: Omio allows you to compare travel options including bus and train to find the ideal travel option from Llantwit Major to London Heathrow Airport.
Journey information
Overview: Train from Llantwit Major to London Heathrow Airport
Trains from Llantwit Major to London Heathrow Airport run on average 25 times per day, taking around 2h 55m. Cheap train tickets for this journey start at £77 but you can travel from only £20 by coach.
The earliest train runs at 08:21, the last at 09:21. The fastest train covers the 210 km distance in 3h 30m.
Distance 210 km |
Average train duration 2h 55m |
Cheapest ticket price £77 |
Trains per day 25 |
Fastest train 3h 30m |
First train 08:21 |
Last train 09:21 |
Train companies: Great Western Rail from Llantwit Major to London Heathrow Airport trainsGreat Western Rail trains will get you between Llantwit Major and London Heathrow Airport from £20. With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
Great Western Rail
FAQs: Llantwit Major to London Heathrow Airport train
Find answers to the most common questions about traveling from Llantwit Major 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 Llantwit Major and London Heathrow Airport
- Car Park: Station Car Park
- Staff help available: Yes
- Step free access coverage: Yes
- Step free access note: Category B1. Step free access to Platform 1 (to Barry and Cardiff) via Llanmaes Road. Step free access to Platform 2 (to Bridgend) from the station car park. Access between the platforms is via a footbridge or detour along Llanmaes Road and the station car park
- Accessible car park equipment: Wheelchair users can use car park equipment at this station unaided
- Accessible ticket machines: There are accessible ticket machines at this station
- Ramp for train access: Yes
- Wheelchairs available: No
- Impaired mobility set down / pick up points available: No
- Storage sheltered: No
- Storage location: At the top of the stairs to the Bridgend bound platform
- Storage CCTV: Yes
- Onward travel information: The nearest bust stop is in Le Pouliguen Way.
- Location for Rail Replacement Services: Wait at bus stop in the station car park
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