Bus from Cardiff to London Heathrow Airport (LHR)

Airport shuttles from Cardiff to London Heathrow Airport: Compare and save
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Compare all timetables for the shuttles from Cardiff to London Heathrow Airport

Here is a selection of the cheapest shuttle trips from the schedule from Cardiff to London Heathrow Airport from various bus operators like National Express or FlixBus for the next days.
today
from $13
tomorrow
from $15
Wednesday
from $19
Thursday
from $17
Friday
from $21
Saturday
from $17
Sunday
from $15

Cheapest bus trips today

Prices are for one way and one person
  • FlixBus
    4h 30m
    0
    11:35 PM
    Cardiff
    Lloyd George Avenue
    4:05 AM
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    FlixBus
    Economy
    $13
  • FlixBus
    4h 30m
    0
    11:35 PM
    Cardiff
    Kingsway Bus Stop
    4:05 AM
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    FlixBus
    Economy
    $13
  • FlixBus
    3h 40m
    0
    12:45 AM
    Cardiff
    Kingsway Bus Stop
    4:25 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    $15
  • National Express
    3h 35m
    0
    4:30 PM
    Cardiff
    Coach Station
    8:05 PM
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    National Express
    Economy
    $15
  • National Express
    5h 50m
    0
    3:20 AM
    Cardiff
    University
    9:10 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    National Express
    Economy
    $17

Cheapest bus trips tomorrow

Prices are for one way and one person
  • FlixBus
    4h 30m
    0
    11:35 PM
    Cardiff
    Lloyd George Avenue
    4:05 AM
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    FlixBus
    Economy
    $15
  • FlixBus
    3h 40m
    0
    12:45 AM
    Cardiff
    Lloyd George Avenue
    4:25 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    $17
  • FlixBus
    3h 40m
    0
    2:45 AM
    Cardiff
    Lloyd George Avenue
    6:25 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    $17
  • National Express
    6h 17m
    0
    3:53 PM
    Cardiff
    University
    10:10 PM
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    National Express
    Economy
    $22
  • National Express
    5h 50m
    0
    6:50 AM
    Cardiff
    University
    12:40 PM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    National Express
    Economy
    $23

Cheapest bus trips Wednesday

Prices are for one way and one person
  • FlixBus
    3h 40m
    0
    2:45 AM
    Cardiff
    Kingsway Bus Stop
    6:25 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    $19
  • FlixBus
    3h 50m
    0
    4:45 AM
    Cardiff
    Kingsway Bus Stop
    8:35 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    $19
  • FlixBus
    3h 50m
    0
    8:45 AM
    Cardiff
    Kingsway Bus Stop
    12:35 PM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    $19
  • National Express
    6h 17m
    0
    3:53 PM
    Cardiff
    University
    10:10 PM
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    National Express
    Economy
    $22
  • National Express
    5h 50m
    0
    3:20 AM
    Cardiff
    University
    9:10 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    National Express
    Economy
    $23

Cheapest bus trips Thursday

Prices are for one way and one person
  • FlixBus
    3h 45m
    0
    4:45 PM
    Cardiff
    Kingsway Bus Stop
    8:30 PM
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    FlixBus
    Economy
    $17
  • FlixBus
    4h 5m
    0
    4:45 PM
    Cardiff
    Kingsway Bus Stop
    8:50 PM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    $17
  • National Express
    5h 50m
    0
    3:20 AM
    Cardiff
    University
    9:10 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    National Express
    Economy
    $17
  • FlixBus
    3h 20m
    0
    2:45 AM
    Cardiff
    Kingsway Bus Stop
    6:05 AM
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    FlixBus
    Economy
    $18
  • National Express
    6h 17m
    0
    3:53 PM
    Cardiff
    University
    10:10 PM
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    National Express
    Economy
    $19

Cheapest bus trips Friday

Prices are for one way and one person
  • FlixBus
    3h 40m
    0
    12:45 AM
    Cardiff
    Kingsway Bus Stop
    4:25 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    $21
  • FlixBus
    3h 40m
    0
    2:45 AM
    Cardiff
    Kingsway Bus Stop
    6:25 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    $21
  • FlixBus
    3h 50m
    0
    8:45 AM
    Cardiff
    Kingsway Bus Stop
    12:35 PM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    $21
  • National Express
    3h 15m
    0
    3:25 AM
    Cardiff
    Coach Station
    6:40 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    National Express
    Economy
    $21
  • National Express
    5h 5m
    0
    7:45 PM
    Cardiff
    Coach Station
    12:50 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    National Express
    Economy
    $23

Cheapest bus trips Saturday

Prices are for one way and one person
  • FlixBus
    3h 40m
    0
    12:45 AM
    Cardiff
    Lloyd George Avenue
    4:25 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    $17
  • FlixBus
    3h 40m
    0
    2:45 AM
    Cardiff
    Lloyd George Avenue
    6:25 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    $17
  • FlixBus
    3h 50m
    0
    4:45 AM
    Cardiff
    Lloyd George Avenue
    8:35 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    $17
  • National Express
    3h 45m
    0
    4:40 PM
    Cardiff
    Coach Station
    8:25 PM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    National Express
    Economy
    $21
  • National Express
    3h 25m
    0
    4:40 PM
    Cardiff
    Coach Station
    8:05 PM
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    National Express
    Economy
    $21

Cheapest bus trips Sunday

Prices are for one way and one person
  • FlixBus
    3h 50m
    0
    6:45 AM
    Cardiff
    Kingsway Bus Stop
    10:35 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    $15
  • FlixBus
    4h 5m
    0
    4:45 PM
    Cardiff
    Kingsway Bus Stop
    8:50 PM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    FlixBus
    Economy
    $15
  • FlixBus
    3h 30m
    0
    6:45 AM
    Cardiff
    Kingsway Bus Stop
    10:15 AM
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    FlixBus
    Economy
    $15
  • National Express
    5h 40m
    0
    3:20 AM
    Cardiff
    University
    9:00 AM
    London Heathrow Airport
    London Heathrow Airport - T5
    0
    National Express
    Economy
    $23
  • National Express
    4h 50m
    0
    4:55 AM
    Cardiff
    University
    9:45 AM
    London Heathrow Airport
    London Heathrow Airport - T2/3
    0
    National Express
    Economy
    $24

Frequency of bus connections between Cardiff and London Heathrow Airport

See here how frequent the connections between Cardiff and London Heathrow Airport are, during different times and days of the week.
Monday is the busiest day, with more than 109 daily buses from Cardiff to London Heathrow Airport. Wednesday has instead the fewest connections, with only 80 daily coaches between Cardiff and London Heathrow Airport.
The busiest time of the day is the Morning, with 229 buses from Cardiff to London Heathrow Airport, while Evening sees the fewest connections between Cardiff and London Heathrow Airport, with 80 offers.

Facts about the bus from Cardiff to London Heathrow Airport (LHR)

Compare all providers like National Express and FlixBus that travel 93 times every day by bus from Cardiff to London Heathrow Airport in one click! Book your bus ticket from Cardiff to London Heathrow Airport starting from $13!

Cheapest Bus $13
Fastest Bus 2h 40m
Earliest Bus 12:45 AM
Latest Bus 11:40 PM
Daily Bus Routes 93 Ø
Distance 117.3 miles
Bus Companies National Express and FlixBus

Cheapest bus connections from Cardiff to London Heathrow Airport

Every day, 93 buses from 2 bus companies leave Cardiff for London Heathrow Airport: in the table below, you will find the cheapest prices for a bus ticket for this route, starting from 04/28/2025 and for the following days.

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday 04/27
Monday 04/28
$13
Tuesday 04/29
$19
Wednesday 04/30
$19
Thursday 05/01
$17
Friday 05/02
$21
Saturday 05/03
$17
Sunday 05/04
$15
Monday 05/05
$25
Tuesday 05/06
$22
Wednesday 05/07
$15
Thursday 05/08
$19
Friday 05/09
$17
Saturday 05/10
$19
Sunday 05/11
$15
Monday 05/12
$17
Tuesday 05/13
$15
Wednesday 05/14
$15
Thursday 05/15
$15
Friday 05/16
$15
Saturday 05/17
Sunday 05/18
$18
Monday 05/19
$15
Tuesday 05/20
$15
Wednesday 05/21
$19
Thursday 05/22
$15
Friday 05/23
$21
Saturday 05/24

The cheapest time to travel from Cardiff to London Heathrow Airport

See here on which day and which time of the day you can find the cheapest bus ticket from Cardiff to London Heathrow Airport, for the next 30 days.
With a price starting from $13, Monday is the cheapest day for a bus from Cardiff to London Heathrow Airport. Friday instead is the most expensive day with prices starting from $21.
Evening is the cheapest day time for bus tickets from Cardiff to London Heathrow Airport, with $13. Morning is the most expensive time of the day with prices starting from $15.

How to save money travelling from Cardiff to London Heathrow Airport

Travel can be expensive, but it doesn't need to be! Do you want to avoid paying a terrible price for your trip? Then follow these quick steps to save money:

Book the ticket from Cardiff to London Heathrow Airport in advance! The earlier you book, the cheaper usually the price is. Also, you will be sure to have a place on the bus from Cardiff to London Heathrow Airport, compared instead if you buy it at the last moment, or directly at the station.

If you can, avoid travelling at peak times. Instead of weekend, try travelling during the week. Travelling in the evening or at night it’s also cheaper, and later buses from Cardiff to London Heathrow Airport are also emptier.

Beloved bus companies from Cardiff to London Heathrow Airport

These are the most booked bus companies between Cardiff to London Heathrow Airport from our users.

FlixBus from Cardiff to London Heathrow Airport

FlixBus

Here you will find the key facts about the FlixBus bus route Cardiff to London Heathrow Airport:

Cheapest Price $13
Fastest Bus 3h 20m
Earliest Bus 12:45 AM
Last Bus 11:35 PM
Daily Connections 27 Ø
Found on 4/26/2025

National Express from Cardiff to London Heathrow Airport

National Express

Here you will find the key facts about the National Express bus route Cardiff to London Heathrow Airport:

Cheapest Price $15
Fastest Bus 2h 40m
Earliest Bus 1:40 AM
Last Bus 11:40 PM
Daily Connections 66 Ø
Found on 4/26/2025

All bus stations and stops in Cardiff and London Heathrow Airport

In the map below, you can see where to find all bus stations in Cardiff and London Heathrow Airport.

Compare the bus with other modes of transport

The bus is often the cheapest mode of transport, while other modes like train or flight are faster. Looking for quicker alternatives to travel from Cardiff to London Heathrow Airport? Compare all modes of transports from Cardiff to London Heathrow Airport.

Service and Comfort on the bus from Cardiff to London Heathrow Airport

Want to know which seat classes are available on the buses from Cardiff to London Heathrow Airport? Or which bus companies serve the route Cardiff to London Heathrow Airport? Below you will find answers to your questions.

FAQs about the Cardiff to London Heathrow Airport bus

How much does a Cardiff London Heathrow Airport bus trip cost?

This depends on, among other things, the day and time of travel. The cheapest trip is available from $13 and takes 4h 30m to reach London Heathrow Airport. Compare offers to save money!

How much could I save by comparing buses from Cardiff to London Heathrow Airport?

This route is offered by 2 companies with a range of ticket prices between $13 and $63. Thus, we recommend booking your ticket as early as possible to make sure you get the cheapest bus ticket to London Heathrow Airport.

On average, how many connections are available from Cardiff to London Heathrow Airport each day?

Every day, the Cardiff to London Heathrow Airport bus route is served by approximately 93 connections. With our search, you can compare bus times to find the perfect trip.

How long does a bus journey from Cardiff to London Heathrow Airport take?

The fastest shuttle from Cardiff to London Heathrow Airport is offered by National Express and takes 2h 40m. Bus tickets for this connection cost $38. In this context, bear in mind that the journey can take longer due to traffic.

What time is the first shuttle from Cardiff to London Heathrow Airport?

The earliest bus arriving in London Heathrow Airport from Cardiff starts at 12:45 AM. However, information regarding departure times may differ on weekends and holidays. Simply use our search to find exact times for your planned travel date.

What time is the last shuttle from Cardiff to London Heathrow Airport?

The latest bus trip departing from Cardiff for London Heathrow Airport starts at 11:40 PM. Please note that departure times may differ on weekends and holidays. So just use our search to find the exact times for your planned travel date.

Which bus companies operate the Cardiff London Heathrow Airport route?

When traveling by shuttle from Cardiff to London Heathrow Airport, passengers can travel with National Express and FlixBus. With our search, you can compare all available bus tickets to book the one that works for you.

Is there a direct bus between Cardiff and London Heathrow Airport?

You can check all the direct connections between Cardiff and London Heathrow Airport by using our search and looking at the Changes section in our filters. These are some of the companies which offer a direct bus: National Express and FlixBus.

What can I take with me on the Cardiff to London Heathrow Airport bus route?

Depending on which provider you travel with, what you're allowed to bring with you can vary. Generally, you can take a suitcase and hand luggage with you on the Cardiff London Heathrow Airport bus route free of charge. Simply use our search to find a shuttle that is best suited to your needs for your planned travel date.

What equipment is available for the Cardiff London Heathrow Airport bus route?

The equipment on board differs depending on the provider. However, many long-distance buses have WiFi so you can tell your friends your exact location during the journey. To make traveling even more pleasant, air conditioning systems provide ventilation. It is best to use our search to get precise information about the equipment of the shuttle from Cardiff to London Heathrow Airport on your planned travel date.

Available seat classes which are offered on the bus route Cardiff to London Heathrow Airport

Economy
Economy

The cheapest option available for your ticket, it usually comes with reclinable seats and AC.

More bus routes to Cardiff and to London Heathrow Airport

Here’s an overview of the most popular bus routes to Cardiff and to London Heathrow Airport. Simply click on the connection of your choice, and you will find all the details about your bus route!
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Bus to Cardiff from Bath Bus to Cardiff from Bath
Edinburgh to Cardiff bus Edinburgh to Cardiff bus
From Nottingham to London Heathrow Airport bus From Nottingham to London Heathrow Airport bus
Bus to London Heathrow Airport from Cambridge Bus to London Heathrow Airport from Cambridge
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Bus to London Heathrow Airport from Leicester Bus to London Heathrow Airport from Leicester
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