How much does a bus ticket from Cardiff to Heathrow cost?

The bus ticket price from Cardiff to Heathrow starts at US$14. The best way to find cheap bus tickets from Cardiff 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!

How long is the bus ride from Cardiff to Heathrow?

The average travel time between Cardiff and Heathrow is around 3h 35m, although the fastest bus will take about 2h 25m. This is the time it takes to travel the 190 km that separates the two cities.

How many daily bus connections are there between Cardiff and Heathrow?

The number of buses from Cardiff to Heathrow can differ depending on the day of the week. On average, there are 47 on this route. Some buses run direct routes, while others have layovers. Simplify your bus trip from Cardiff to Heathrow by comparing and selecting the bus that fits your travel style and budget on Busbud.

Which bus companies travel from Cardiff to Heathrow?

When taking the bus from Cardiff to Heathrow, you can travel comfortably and safely with National Express, FlixBus.

What are the departure and arrival stations when taking the bus from Cardiff to Heathrow?

Buses travelling between Cardiff and Heathrow leave from Cardiff Coach Station - Sophia Gardens or Sophia Gardens and arrive at London Heathrow Airport, Travelodge Hotel, Heathrow Central, Premier Inn, Heathrow M4 J4.

Bus Cardiff to Heathrow from US$15 | Refundable Tickets

Next departures

Next departures from Cardiff to Heathrow on 30 October
Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
16:30	Sophia Gardens	3h 35m	20:05	Heathrow T2 & T3	Cheapest
23:40	Sophia Gardens	3h 20m	03:00	Heathrow T2 & T3	Fastest
16:30	Sophia Gardens	3h 35m	20:05	Heathrow T2 & T3	No tags
16:45	Cardiff North Road (Friary Gardens)	3h 45m	20:30	Heathrow Airport, Central Bus Station	No tags
16:30	Sophia Gardens	3h 35m	20:05	Heathrow T2 & T3	No tags

Next departures from Cardiff to Heathrow on 31 October
Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
03:25	Sophia Gardens	2h 50m	06:15	Heathrow T2 & T3	Cheapest
01:55	Cardiff Gate (Event services only, Coach Park)	2h 35m	04:30	Heathrow T2 & T3	Fastest
01:40	Sophia Gardens	2h 50m	04:30	Heathrow T2 & T3	No tags
00:45	Cardiff North Road (Friary Gardens)	3h 20m	04:05	Heathrow Airport, Central Bus Station	No tags
01:40	Sophia Gardens	2h 50m	04:30	Heathrow T2 & T3	No tags

Next departures from Cardiff to Heathrow on 2 November
Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
02:45	Cardiff North Road (Friary Gardens)	3h 20m	06:05	Heathrow Airport, Central Bus Station	Cheapest
00:45	Cardiff North Road (Friary Gardens)	3h 20m	04:05	Heathrow Airport, Central Bus Station	Fastest
03:45	Cardiff North Road (Friary Gardens)	3h 30m	07:15	Heathrow Airport, Central Bus Station	No tags
04:45	Cardiff North Road (Friary Gardens)	3h 30m	08:15	Heathrow Airport, Central Bus Station	No tags
06:45	Cardiff North Road (Friary Gardens)	3h 30m	10:15	Heathrow Airport, Central Bus Station	No tags

Next departures from Cardiff to Heathrow on 4 November
Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
00:45	Cardiff North Road (Friary Gardens)	3h 20m	04:05	Heathrow Airport, Central Bus Station	Cheapest
01:55	Cardiff Gate (Event services only, Coach Park)	2h 35m	04:30	Heathrow T2 & T3	Fastest
01:40	Sophia Gardens	2h 50m	04:30	Heathrow T2 & T3	No tags
02:45	Cardiff North Road (Friary Gardens)	3h 20m	06:05	Heathrow Airport, Central Bus Station	No tags
01:40	Sophia Gardens	2h 50m	04:30	Heathrow T2 & T3	No tags

Last refresh of the prices: Yesterday at 11:23 AM GMT.

Compare 3 ways to travel from Cardiff to Heathrow

We recommend carpooling

Among the sustainable travel choices, the carpool stands out as a good way to reach Heathrow. The journey takes about 2 hours 30 minutes and with fares starting at just US$13, it presents an excellent value for a comfortable ride.

1carpool per day

2h 30mAverage duration

189 kmDistance

8kgCO₂ emissions

	Average price	Average duration	CO₂ emissions
Bus	Average priceUS$14 - US$71	Average duration3h 35m	CO₂ emissions 5kg CO₂e
Train	Average priceUS$231 - US$231	Average duration3h 21m	CO₂ emissions 4kg CO₂e
Carpool	Average priceUS$13 - US$31	Average duration2h 30m	CO₂ emissions 8kg CO₂e

Bus Cardiff to Heathrow: Trip Overview

Average ticket priceUS$29

Average bus trip duration3h 35m

Number of daily buses47

Earliest bus departure00:45

Distance190 km

Latest bus departure23:40

Compare bus companies

National Express

4/529 684 reviews

Staff4.7

Timeliness4

Cleanliness4.7

WiFi3.4

Passengers frequently commend the professionalism and efficiency of drivers, as well as the cleanliness and comfort of buses. Many appreciate timely arrivals at destinations like Heathrow Airport. However, some users mention occasional delays or issues with terminal drop-offs not matching their requests. Overall, National Express is praised for its reliable service despite minor inconveniences reported by a few travelers.

National Express Cardiff Heathrow recent customer reviews

Staff were nice. Journey was slow and bus was cold, especially the emergency exit row where we first sat. Arrived 30 mins late, which isn’t great for the airport

Dewi P.

28 December 2024

Coach came a few minutes late. Changed drivers . Although late arriving at Heathrow. Ran smoothly.

Wayne S.

10 November 2024

Travelled on probably the hottest day of the week and it was absolutely boiling on the bus. Couldn’t feel any air conditioning coming through. Very uncomfortable journey.

Matt H.

17 August 2024

FlixBus

3.5/511 116 reviews

Staff4.1

Timeliness3.9

Cleanliness4.1

WiFi2.7

Based on 11116 reviews, the company was rated 3.5 stars on Busbud. Travellers were especially satisfied with the ticket access and the temperature but often complained with the Wi-Fi. FlixBus ticket prices on this trip start at US$18

Flixbus Cardiff Heathrow recent customer reviews

The journey was super easy with convenient pick up location and really good connection at Heathrow to the airport terminal. It would be nice to have the stops called a little louder as we couldn’t hear at the back of the bus.

Andrej F.

9 August 2025

GB Bus Companies: FlixBus, BlaBlaCar Bus, ALSA, Greyhound, Intercape, Trenitalia, Sindbad

Cardiff to Heathrow Bus

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

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

From cheap bus tickets to more luxurious buses travelling from Cardiff to Heathrow, we offer a wide range of bus services to best suit your needs depending on how much your budget is.

Where are the popular stops in Cardiff and Heathrow?

Stops in Cardiff

A - Cardiff Coach Station - Sophia Gardens

B - Sophia Gardens

C - Cardiff University (o/s Cathays Rail Stn)

D - Cardiff - Castle Street Bus Stop

E - National Museum

F - Cardiff Bus Stop - Westgate

Stops in Heathrow

A - London Heathrow Airport

B - Travelodge Hotel, Heathrow Central

C - Premier Inn, Heathrow M4 J4

D - Comfort Hotel

E - EasyHotel

F - Novotel Hotel

Frequently asked questions on the trip Cardiff - Heathrow

How much does a bus ticket from Cardiff to Heathrow cost?
The bus ticket price from Cardiff to Heathrow starts at US$14. The best way to find cheap bus tickets from Cardiff 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!
How long is the bus ride from Cardiff to Heathrow?
The average travel time between Cardiff and Heathrow is around 3h 35m, although the fastest bus will take about 2h 25m. This is the time it takes to travel the 190 km that separates the two cities.
How many daily bus connections are there between Cardiff and Heathrow?
The number of buses from Cardiff to Heathrow can differ depending on the day of the week. On average, there are 47 on this route. Some buses run direct routes, while others have layovers. Simplify your bus trip from Cardiff to Heathrow by comparing and selecting the bus that fits your travel style and budget on Busbud.
Which bus companies travel from Cardiff to Heathrow?
When taking the bus from Cardiff to Heathrow, you can travel comfortably and safely with National Express, FlixBus.
What are the departure and arrival stations when taking the bus from Cardiff to Heathrow?
Buses travelling between Cardiff and Heathrow leave from Cardiff Coach Station - Sophia Gardens or Sophia Gardens and arrive at London Heathrow Airport, Travelodge Hotel, Heathrow Central, Premier Inn, Heathrow M4 J4.

Find cheapest prices for buses

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

Best price found

28/10

US$20

29/10

US$24

Today

US$23

31/10

US$21

01/11

US$23

02/11

US$20

03/11

US$19

04/11

US$16

The cheapest trip from Cardiff to Heathrow was searched and found on 04 Nov 2025 with a price of US$16

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

You can expect to pay from US$16 to US$81 for a bus ticket from Cardiff to Heathrow based on the last 2 days. You can expect to find the cheapest price for the trip at US$16, which is on 2025-11-04.

About Bus Travel

Bus Travel Tips

If you're abroad, study some local language. Not only could it get you out of a pickle during your bus trip from Cardiff to Heathrow but it'll also be endearing to native speakers who will surely appreciate your effort.

Start sightseeing the minute your bus leaves the station. If you're on the night bus from Cardiff to Heathrow, get comfy and count the stars.

Taking the bus creates the smallest carbon footprint compared to other modes of transport. Not to mention that buses will allow you to discover scenic gems from Cardiff to Heathrow that are otherwise impossible to come by with a plane.

Create your own real life musical score by curating a personalized bus travel playlist - the perfect accompaniment to your bus ride from Cardiff to Heathrow.

Did you know?

The average number of passengers on a coach bus is 32 meaning that a bus could replace a minimum of at least 30 cars!

Did you know that 80% of the buses in North America are equipped with WiFi and power outlets ? And 60% of bus travellers have used their electronic device on board during 2014.

The Superbus, created by a Dutch engineer is the world's fastest bus with 250 km/h. Too bad it's only a prototype for now.

Will you be returning to Cardiff by bus?

Bus from Heathrow to Cardiff

You can also go to Heathrow by train

Train from Cardiff to Heathrow

Top travelled bus routes

Why choose Busbud?

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Find coaches from Cardiff to Heathrow