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How to get from Cardiff to London Heathrow Airport

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What is the best way to travel from Cardiff to London Heathrow Airport?

Looking for a trip? Compare all the available Buses, Carpool and Flights for the journey to London Heathrow Airport from Cardiff. Check between different modes of transportation, look for the cheapest tickets, fastest rides and most popular stations, and see all 4 available companies to find your perfect trip!
Bus is the cheapest, while Car is the fastest way on this route
Transport type
Travel time
Cheapest price
Average price
Daily departures
Bus
3h 20m
£13
£16
158
Car
2h 40m
£21
£21
1

What is the cheapest way to reach London Heathrow Airport from Cardiff?

You can get to London Heathrow Airport with just £13 by taking a Bus from FlixBus, but you can find many more cheap offers: we have selected the best ones for next few days here for you.

today
from £13
tomorrow
from £13
Friday
from £13
Saturday
from £13
Sunday
from £13
Monday
from £13
Tuesday
from £13

    Cheapest Buses today

  • FlixBus
    3h 45m
    0
    04:45
    Cardiff
    Kingsway Coach Stop
    08:30
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 45m
    0
    06:45
    Cardiff
    Kingsway Coach Stop
    10:30
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • megabus
    5h 30m
    0
    12:30
    Cardiff
    Kingsway Coach Stop
    18:00
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £16
  • megabus
    4h 30m
    0
    07:30
    Cardiff
    Kingsway Coach Stop
    12:00
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £17

    Cheapest Buses tomorrow

  • FlixBus
    3h 40m
    0
    00:45
    Cardiff
    Bus Interchange
    04:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 40m
    0
    02:45
    Cardiff
    Bus Interchange
    06:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • megabus
    3h 20m
    0
    02:30
    Cardiff
    Kingsway Coach Stop
    05:50
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £14
  • megabus
    5h 30m
    0
    12:30
    Cardiff
    Kingsway Coach Stop
    18:00
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £16

    Cheapest Buses Friday

  • FlixBus
    3h 20m
    0
    00:45
    Cardiff
    Bus Interchange
    04:05
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 20m
    0
    02:45
    Cardiff
    Bus Interchange
    06:05
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    FlixBus
    Economy
    £13
  • megabus
    3h 20m
    0
    02:30
    Cardiff
    Kingsway Coach Stop
    05:50
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £14
  • megabus
    4h 30m
    0
    07:30
    Cardiff
    Kingsway Coach Stop
    12:00
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £16
  • Cheapest Carpool Friday

  • BlaBlaCar
    2h 40m
    0
    19:00
    Cardiff
    21:40
    London Heathrow Airport
    0
    BlaBlaCar
    Economy
    from £21

    Cheapest Buses Saturday

  • FlixBus
    3h 20m
    0
    00:45
    Cardiff
    Bus Interchange
    04:05
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 20m
    0
    02:45
    Cardiff
    Bus Interchange
    06:05
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    FlixBus
    Economy
    £13
  • megabus
    3h 20m
    0
    02:30
    Cardiff
    Kingsway Coach Stop
    05:50
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £14
  • megabus
    4h 30m
    0
    10:30
    Cardiff
    Kingsway Coach Stop
    15:00
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £16

    Cheapest Buses Sunday

  • FlixBus
    3h 40m
    0
    00:45
    Cardiff
    Kingsway Coach Stop
    04:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 40m
    0
    02:45
    Cardiff
    Kingsway Coach Stop
    06:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • megabus
    3h 20m
    0
    02:30
    Cardiff
    Kingsway Coach Stop
    05:50
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £14
  • megabus
    4h 30m
    0
    10:30
    Cardiff
    Kingsway Coach Stop
    15:00
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £16

    Cheapest Buses Monday

  • FlixBus
    3h 40m
    0
    00:45
    Cardiff
    Kingsway Coach Stop
    04:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 40m
    0
    02:45
    Cardiff
    Kingsway Coach Stop
    06:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 50m
    0
    04:45
    Cardiff
    Kingsway Coach Stop
    08:35
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • National Express
    5h 40m
    0
    16:45
    Cardiff
    Coach Station
    22:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    National Express
    Economy
    £22

    Cheapest Buses Tuesday

  • FlixBus
    3h 40m
    0
    00:45
    Cardiff
    Bus Interchange
    04:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 40m
    0
    02:45
    Cardiff
    Bus Interchange
    06:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 50m
    0
    04:45
    Cardiff
    Bus Interchange
    08:35
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • National Express
    5h 50m
    0
    03:20
    Cardiff
    University
    09:10
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    National Express
    Economy
    £26

What are the fastest trips from Cardiff to London Heathrow Airport?

You can get to London Heathrow Airport from Cardiff in just 2h 40m with a Car from BlaBlaCar. This is not the only option, and you can click on any of the offers below to compare it with the other modes of transportations.

today
from 3h 45m
tomorrow
from 3h 20m
Friday
from 2h 40m
Saturday
from 3h 20m
Sunday
from 3h 20m
Monday
from 3h 40m
Tuesday
from 3h 40m

    Fastest Buses today

  • FlixBus
    3h 45m
    0
    04:45
    Cardiff
    Kingsway Coach Stop
    08:30
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 45m
    0
    06:45
    Cardiff
    Kingsway Coach Stop
    10:30
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • megabus
    4h 30m
    0
    07:30
    Cardiff
    Kingsway Coach Stop
    12:00
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £17
  • megabus
    5h 30m
    0
    12:30
    Cardiff
    Kingsway Coach Stop
    18:00
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £16

    Fastest Buses tomorrow

  • megabus
    3h 20m
    0
    02:30
    Cardiff
    Kingsway Coach Stop
    05:50
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £14
  • FlixBus
    3h 40m
    0
    00:45
    Cardiff
    Bus Interchange
    04:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 40m
    0
    02:45
    Cardiff
    Bus Interchange
    06:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • megabus
    5h 30m
    0
    12:30
    Cardiff
    Kingsway Coach Stop
    18:00
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £16

    Fastest Carpool Friday

  • BlaBlaCar
    2h 40m
    0
    19:00
    Cardiff
    21:40
    London Heathrow Airport
    0
    BlaBlaCar
    Economy
    from £21
  • Fastest Buses Friday

  • FlixBus
    3h 20m
    0
    00:45
    Cardiff
    Bus Interchange
    04:05
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 20m
    0
    02:45
    Cardiff
    Bus Interchange
    06:05
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    FlixBus
    Economy
    £13
  • megabus
    3h 20m
    0
    02:30
    Cardiff
    Kingsway Coach Stop
    05:50
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £14
  • megabus
    4h 30m
    0
    07:30
    Cardiff
    Kingsway Coach Stop
    12:00
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £16

    Fastest Buses Saturday

  • FlixBus
    3h 20m
    0
    00:45
    Cardiff
    Bus Interchange
    04:05
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 20m
    0
    02:45
    Cardiff
    Bus Interchange
    06:05
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    FlixBus
    Economy
    £13
  • megabus
    3h 20m
    0
    02:30
    Cardiff
    Kingsway Coach Stop
    05:50
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £14
  • megabus
    4h 30m
    0
    10:30
    Cardiff
    Kingsway Coach Stop
    15:00
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £16

    Fastest Buses Sunday

  • megabus
    3h 20m
    0
    02:30
    Cardiff
    Kingsway Coach Stop
    05:50
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £14
  • FlixBus
    3h 40m
    0
    00:45
    Cardiff
    Kingsway Coach Stop
    04:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 40m
    0
    02:45
    Cardiff
    Kingsway Coach Stop
    06:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • megabus
    4h 30m
    0
    10:30
    Cardiff
    Kingsway Coach Stop
    15:00
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    megabus
    Economy
    £16

    Fastest Buses Monday

  • FlixBus
    3h 40m
    0
    00:45
    Cardiff
    Kingsway Coach Stop
    04:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 40m
    0
    02:45
    Cardiff
    Kingsway Coach Stop
    06:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 50m
    0
    04:45
    Cardiff
    Kingsway Coach Stop
    08:35
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • National Express
    5h 40m
    0
    16:45
    Cardiff
    Coach Station
    22:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    National Express
    Economy
    £22

    Fastest Buses Tuesday

  • FlixBus
    3h 40m
    0
    00:45
    Cardiff
    Bus Interchange
    04:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 40m
    0
    02:45
    Cardiff
    Bus Interchange
    06:25
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 50m
    0
    04:45
    Cardiff
    Bus Interchange
    08:35
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    £13
  • National Express
    5h 50m
    0
    03:20
    Cardiff
    University
    09:10
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    National Express
    Economy
    £26
Here you will find all operators and timetables for a Bus from Cardiff to London Heathrow Airport

What are the most popular stations in Cardiff and London Heathrow Airport?

In Cardiff, you will usually depart from Kingsway Coach Stop, Central Station or University, while in London Heathrow Airport you will be arriving at London Heathrow Airport, London Heathrow Airport - T5 or London Heathrow Airport - Hyatt Place, but there are many more stops to explore in both locations.

How do I decide? Some tips and tricks from our experience

Are you having trouble deciding on how to get to London Heathrow Airport from Cardiff? With 5 connections between 4 Bus, Car and Flight operators, it can be difficult to find the one ride that will make you happy. But we have some tips that can help you make the best informed decision. First of all, the best trip is always the one that meets all your needs, so make a list of all the things that you want from this journey and look for something that will satisfy all of them. Here we will go through some of the factors mostly commonly taken into consideration.

Look for the lowest price

Ticket price is usually the main concern: even if you can afford to pay more, why do it if there are cheaper options? Saving on the trip means that you can spend more on the vacation itself! Between Cardiff and London Heathrow Airport, you can pay as low as £13 with a Bus from FlixBus.

Travel duration

Time is also an important factor. An earlier departure may allow you to see a beautiful sunset or relax before an important event. And remember, time is money, so paying more for a shorter trip may be well worth it. For longer distances, flights are without doubt the best options, but be mindful of airport times and possible delays: a high-speed train may end up cheaper and faster! Here the quicker option is definitely the Car from BlaBlaCar: you will get to London Heathrow Airport in just 2h 40m.

Comfort makes all the difference

You should always take into account what your personal travelling preferences are. Is one hand luggage enough, or are you trasporting more? Would you like to have a snack during the journey? Can you relax in a busy compartment, or do you need space for yourself? Even among the same mode of transportation, different companies will offer you varying levels of comfort and amenities. The main operators connecting Cardiff and London Heathrow Airport are FlixBus, megabus and National Express, but be sure to check what they have to offer!

Save money with deals, and always compare

One last tip? Even if you live in Cardiff and London Heathrow Airport is your only destination, it may be wise to check the offers from and to nearby cities or, if you are flyng, nearby airports. Check the trips from Newlyn or to Harmondsworth, and look at flights from Cardiff Airport, and landing at Farnborough Airport. Comparing different routes may allow you to find deals or promotions you were not aware of. Consider also signing up to CheckMyBus to see even more exclusive promotions!

Which companies offer a trip from Cardiff to London Heathrow Airport?

The most popular companies between Cardiff and London Heathrow Airport, are FlixBus, megabus and National Express. Be sure to check their seat class offers and the amenities that they provide.

Bus companies: FlixBus, megabus and National Express

All you need to know when you travel from Cardiff to London Heathrow Airport

Check all information on comfort and services on all modes of transports from Cardiff to London Heathrow Airport. See which seat classes are available, and what amenities are other advantages offered by the operators on your journey.

FAQs about the trip from Cardiff to London Heathrow Airport

How can I reach London Heathrow Airport from Cardiff?

Every day, there are on average 5 connections between Bus, Car and Flight, with which you can get to London Heathrow Airport from Cardiff.

How far is London Heathrow Airport from Cardiff?

The distance between Cardiff and London Heathrow Airport is 188.7 km.

What is the most ecofriendly mode of transport between Cardiff and London Heathrow Airport?

Trains and buses are by far the greenest options, with trains surpassing buses on longer routes. Planes will always be the worst polluters, especially in shorter flights, were the emissions from the takeoff and landing are less offset by the distance. On this particular route, a bus will emit, per person, a total of 5 kgs of CO2, a train 7 kgs, a car 32 kgs, and a flight 46 kgs.

What is the cheapest mode of transport from Cardiff to London Heathrow Airport?

You can get to London Heathrow Airport with just £13 by taking a Bus from FlixBus.

What is the fastest way to get from Cardiff to London Heathrow Airport?

While a plane is travelling fastest boarding and transfer to airport consumes a lot of time. Usually, high speed trains are better than flights if pure train travel time is below 4 hours. For this particular route, you can get to London Heathrow Airport in just 2h 40m with a Car from BlaBlaCar.

More routes to Cardiff and to London Heathrow Airport

Looking for more options? Here you can see the most popular routes to Cardiff and to London Heathrow Airport. Simply click on a connection, and you’ll find all the details about the route!

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