The cheapest and fastest coaches from London Heathrow Airport to Cardiff Airport
Cheapest price
£17
Average price
£17
Fastest journey
3 h 45 m
Average duration
3 h 45 m
Buses per day
1
Distance
200 km
The best way to find a cheap coach ticket from London Heathrow Airport to Cardiff Airport is to book your journey as far in advance as possible and to avoid travelling at rush hour.
The average ticket from London Heathrow Airport to Cardiff Airport will cost around £17 if you buy it on the day, but you can find cheap coach tickets today for only £17.
Of the 1 buses that leave London Heathrow Airport for Cardiff 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 buses cover the 200 km distance in an average of 3 h 45 m but if you time it right, some buses will get you there in just 3 h 45 m .
The slowest buses will take 3 h 45 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.
21:403h45London Heathrow Airport1:25Cardiff Airport£171One-way0 changes
21:403h45London Heathrow Airport1:25Cardiff Airport£171One-way0 changes
Travel Information
Compare coach and train for London Heathrow Airport to Cardiff Airport
Omio recommends booking the coach as it is the most popular option from London Heathrow Airport to Cardiff Airport among Omio's users. If you are prioritising price take the coach with prices starting from £12. For those with little time consider booking a coach which can get you there in 3h 9m. The ticket price range depends on the travel mode: a coach costs an average of £12, and a train costs an average of £59.
Distance: 200 km
Compare bus with
Most popular Coach | Train |
|---|---|
£18 Average Price Cheapest | £74 Average Price |
3h 39m Average total duration Fastest 3h 9m Onboard + 30m Additional time* | 4h 27m Average total duration 3h 57m Onboard + 30m Additional time* |
Direct Options | Direct Options |
Live departures
London Heathrow Airport to Cardiff Airport bus times
The table below shows live departures for London Heathrow Airport to Cardiff Airport coaches for today, Friday 22 May. You can also manually refresh the results below to see updated coach journeys.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
![]() | 21:40 London Heathrow Airport | 3h45 | 1:25 Cardiff Airport | 0 changesdirect | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets London Heathrow Airport to Cardiff 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.
23 May
24 May
25 May
26 May
27 May
28 May
29 May
Why should you book London Heathrow Airport to Cardiff Airport coaches with Omio?
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 London Heathrow Airport to Cardiff 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 and train to ensure you get the best deal for traveling from London Heathrow Airport to Cardiff 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 London Heathrow Airport to Cardiff Airport.
- Multiple modes of transport: Omio allows you to compare travel options including bus and train to find the ideal travel option from London Heathrow Airport to Cardiff Airport.
Journey information
Overview: Bus from London Heathrow Airport to Cardiff Airport
Buses from London Heathrow Airport to Cardiff Airport run on average 23 times per day, taking around 3h 9m. Cheap bus tickets for this journey start at £12 if you book in advance.
There are 23 coaches per day. The earliest coach runs at 06:45, the last at 21:40. The fastest coach covers the 200 km distance in 3h 45m.
Distance 200 km |
Average bus duration 3h 9m |
Cheapest ticket price £12 |
Buses per day 23 |
Direct buses 23 |
Fastest bus 3h 45m |
First bus 6:45 |
Last bus 21:40 |
Cheapest Month Mar |
Cheapest Day Wed |
High Season Jul - Sept |
Low Season Jan - Mar |
Bus providers: National Express, Megabus from London Heathrow Airport to Cardiff AirportYou can travel by bus between London Heathrow Airport to Cardiff Airport with National Express, Megabus for as low as £12. When you search for schedules and tickets, Omio will show you the best journey
National Express
Megabus
FAQs: London Heathrow Airport to Cardiff Airport coach
Find answers to the most common questions about traveling from London Heathrow Airport to Cardiff Airport by coach. 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 coach, the cheapest option, or tips for making the most of your visit at Cardiff Airport, this guide helps you travel smarter and with confidence.

- 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.
- 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.
- 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.
- 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.
Most popular bus connections from London Heathrow Airport
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