How to get from Watford to Cardiff

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What is the best way to travel from Watford to Cardiff?

Looking for a trip? Check and compare all the available Buses and Trains to Cardiff from Watford. Look at different modes of transportation, search for the cheapest tickets, fastest rides and most popular stations, and see all 3 available companies to find your perfect trip!
Bus is the cheapest, while Train is the fastest way on this route
Transport type
Travel time
Cheapest price
Average price
Daily departures
Bus
3h 15m
£12
£15
105
Train
3h 4m
£39
£55
4

What is the cheapest way to reach Cardiff from Watford?

You can reach Cardiff with just £12 by taking a Bus from FlixBus, but there are many more cheap offers: we have selected the best ones for you for the next few days here.

Thursday
from £13
Friday
from £16
Saturday
from £13
Sunday
from £13
Monday
from £13
Tuesday
from £12
Wednesday
from £13

    Cheapest Buses Thursday

  • FlixBus
    4h 15m
    0
    12:30
    London Heathrow Airport
    London Heathrow Airport - T5
    16:45
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    4h 0m
    0
    14:25
    London Heathrow Airport
    London Heathrow Airport - T5
    18:25
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 50m
    0
    18:25
    London Heathrow Airport
    London Heathrow Airport - T5
    22:15
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • National Express
    3h 35m
    0
    13:10
    London Heathrow Airport
    London Heathrow Airport - T5
    16:45
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16
  • National Express
    3h 30m
    0
    15:10
    London Heathrow Airport
    London Heathrow Airport - T5
    18:40
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16

    Cheapest Buses Friday

  • FlixBus
    3h 45m
    0
    20:35
    London Heathrow Airport
    London Heathrow Airport - T5
    00:20
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £16
  • FlixBus
    3h 40m
    0
    22:25
    London Heathrow Airport
    London Heathrow Airport - T5
    02:05
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £16
  • FlixBus
    3h 25m
    0
    20:55
    London Heathrow Airport
    London Heathrow Airport - T2/3
    00:20
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £16
  • National Express
    5h 25m
    0
    18:25
    London Heathrow Airport
    London Heathrow Airport - T5
    23:50
    Cardiff
    University
    0
    National Express
    Economy
    £17
  • National Express
    5h 5m
    0
    21:40
    London Heathrow Airport
    London Heathrow Airport - T5
    02:45
    Cardiff
    University
    0
    National Express
    Economy
    £17

    Cheapest Buses Saturday

  • FlixBus
    3h 40m
    0
    00:25
    London Heathrow Airport
    London Heathrow Airport - T5
    04:05
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    4h 15m
    0
    12:30
    London Heathrow Airport
    London Heathrow Airport - T5
    16:45
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 50m
    0
    18:25
    London Heathrow Airport
    London Heathrow Airport - T5
    22:15
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • National Express
    3h 50m
    0
    00:10
    London Heathrow Airport
    London Heathrow Airport - T5
    04:00
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16
  • National Express
    4h 0m
    0
    12:05
    London Heathrow Airport
    London Heathrow Airport - T5
    16:05
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16

    Cheapest Buses Sunday

  • FlixBus
    3h 40m
    0
    00:25
    London Heathrow Airport
    London Heathrow Airport - T5
    04:05
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    4h 0m
    0
    08:30
    London Heathrow Airport
    London Heathrow Airport - T5
    12:30
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    4h 15m
    0
    12:30
    London Heathrow Airport
    London Heathrow Airport - T5
    16:45
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • National Express
    3h 15m
    0
    22:25
    London Heathrow Airport
    London Heathrow Airport - T5
    01:40
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16
  • National Express
    3h 30m
    0
    00:30
    London Heathrow Airport
    London Heathrow Airport - T2/3
    04:00
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16

    Cheapest Buses Monday

  • FlixBus
    3h 40m
    0
    00:25
    London Heathrow Airport
    London Heathrow Airport - T5
    04:05
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    4h 0m
    0
    14:25
    London Heathrow Airport
    London Heathrow Airport - T5
    18:25
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 50m
    0
    18:25
    London Heathrow Airport
    London Heathrow Airport - T5
    22:15
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • National Express
    3h 50m
    0
    00:10
    London Heathrow Airport
    London Heathrow Airport - T5
    04:00
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16
  • National Express
    3h 15m
    0
    19:25
    London Heathrow Airport
    London Heathrow Airport - T5
    22:40
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16
  • Cheapest Trains Monday

  • West Midlands Trains
    3h 7m
    0
    06:01
    Watford
    Junction Station
    09:08
    Cardiff
    Central Station
    0
    West Midlands Trains
    Economy
    from £39
  • London Overground
    3h 9m
    0
    07:00
    Watford
    Junction Station
    10:09
    Cardiff
    Central Station
    0
    London Overground
    Economy
    from £43
  • West Midlands Trains
    3h 24m
    0
    05:14
    Watford
    Junction Station
    08:38
    Cardiff
    Central Station
    0
    West Midlands Trains
    Economy
    from £69
  • West Midlands Trains
    3h 4m
    0
    06:31
    Watford
    Junction Station
    09:35
    Cardiff
    Central Station
    0
    West Midlands Trains
    Economy
    from £69

    Cheapest Buses Tuesday

  • FlixBus
    3h 50m
    0
    18:25
    London Heathrow Airport
    London Heathrow Airport - T5
    22:15
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £12
  • FlixBus
    3h 30m
    0
    18:45
    London Heathrow Airport
    London Heathrow Airport - T2/3
    22:15
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £12
  • FlixBus
    3h 40m
    0
    00:25
    London Heathrow Airport
    London Heathrow Airport - T5
    04:05
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • National Express
    3h 50m
    0
    00:10
    London Heathrow Airport
    London Heathrow Airport - T5
    04:00
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16
  • National Express
    4h 10m
    0
    06:50
    London Heathrow Airport
    London Heathrow Airport - T5
    11:00
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16

    Cheapest Buses Wednesday

  • FlixBus
    3h 40m
    0
    00:25
    London Heathrow Airport
    London Heathrow Airport - T5
    04:05
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 55m
    0
    10:15
    London Heathrow Airport
    London Heathrow Airport - T5
    14:10
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    4h 15m
    0
    12:30
    London Heathrow Airport
    London Heathrow Airport - T5
    16:45
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • National Express
    5h 45m
    0
    14:30
    London Heathrow Airport
    London Heathrow Airport - T5
    20:15
    Cardiff
    University
    0
    National Express
    Economy
    £17
  • National Express
    5h 25m
    0
    21:40
    London Heathrow Airport
    London Heathrow Airport - T5
    03:05
    Cardiff
    University
    0
    National Express
    Economy
    £17

What are the fastest trips from Watford to Cardiff?

You can get to Cardiff from Watford in just 3h 4m with a Train from West Midlands Trains. But this is just one option, click on any of the offers below to compare it with the other available modes of transportations.

Thursday
from 3h 30m
Friday
from 3h 25m
Saturday
from 3h 40m
Sunday
from 3h 15m
Monday
from 3h 4m
Tuesday
from 3h 30m
Wednesday
from 3h 40m

    Fastest Buses Thursday

  • National Express
    3h 30m
    0
    15:10
    London Heathrow Airport
    London Heathrow Airport - T5
    18:40
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16
  • National Express
    3h 35m
    0
    13:10
    London Heathrow Airport
    London Heathrow Airport - T5
    16:45
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16
  • FlixBus
    3h 50m
    0
    18:25
    London Heathrow Airport
    London Heathrow Airport - T5
    22:15
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    4h 0m
    0
    14:25
    London Heathrow Airport
    London Heathrow Airport - T5
    18:25
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    4h 15m
    0
    12:30
    London Heathrow Airport
    London Heathrow Airport - T5
    16:45
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13

    Fastest Buses Friday

  • FlixBus
    3h 25m
    0
    20:55
    London Heathrow Airport
    London Heathrow Airport - T2/3
    00:20
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £16
  • FlixBus
    3h 40m
    0
    22:25
    London Heathrow Airport
    London Heathrow Airport - T5
    02:05
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £16
  • FlixBus
    3h 45m
    0
    20:35
    London Heathrow Airport
    London Heathrow Airport - T5
    00:20
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £16
  • National Express
    5h 5m
    0
    21:40
    London Heathrow Airport
    London Heathrow Airport - T5
    02:45
    Cardiff
    University
    0
    National Express
    Economy
    £17
  • National Express
    5h 25m
    0
    18:25
    London Heathrow Airport
    London Heathrow Airport - T5
    23:50
    Cardiff
    University
    0
    National Express
    Economy
    £17

    Fastest Buses Saturday

  • FlixBus
    3h 40m
    0
    00:25
    London Heathrow Airport
    London Heathrow Airport - T5
    04:05
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 50m
    0
    18:25
    London Heathrow Airport
    London Heathrow Airport - T5
    22:15
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • National Express
    3h 50m
    0
    00:10
    London Heathrow Airport
    London Heathrow Airport - T5
    04:00
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16
  • National Express
    4h 0m
    0
    12:05
    London Heathrow Airport
    London Heathrow Airport - T5
    16:05
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16
  • FlixBus
    4h 15m
    0
    12:30
    London Heathrow Airport
    London Heathrow Airport - T5
    16:45
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13

    Fastest Buses Sunday

  • National Express
    3h 15m
    0
    22:25
    London Heathrow Airport
    London Heathrow Airport - T5
    01:40
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16
  • National Express
    3h 30m
    0
    00:30
    London Heathrow Airport
    London Heathrow Airport - T2/3
    04:00
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16
  • FlixBus
    3h 40m
    0
    00:25
    London Heathrow Airport
    London Heathrow Airport - T5
    04:05
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    4h 0m
    0
    08:30
    London Heathrow Airport
    London Heathrow Airport - T5
    12:30
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    4h 15m
    0
    12:30
    London Heathrow Airport
    London Heathrow Airport - T5
    16:45
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13

    Fastest Trains Monday

  • West Midlands Trains
    3h 4m
    0
    06:31
    Watford
    Junction Station
    09:35
    Cardiff
    Central Station
    0
    West Midlands Trains
    Economy
    from £69
  • West Midlands Trains
    3h 7m
    0
    06:01
    Watford
    Junction Station
    09:08
    Cardiff
    Central Station
    0
    West Midlands Trains
    Economy
    from £39
  • London Overground
    3h 9m
    0
    07:00
    Watford
    Junction Station
    10:09
    Cardiff
    Central Station
    0
    London Overground
    Economy
    from £43
  • West Midlands Trains
    3h 24m
    0
    05:14
    Watford
    Junction Station
    08:38
    Cardiff
    Central Station
    0
    West Midlands Trains
    Economy
    from £69
  • Fastest Buses Monday

  • National Express
    3h 15m
    0
    19:25
    London Heathrow Airport
    London Heathrow Airport - T5
    22:40
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16
  • FlixBus
    3h 40m
    0
    00:25
    London Heathrow Airport
    London Heathrow Airport - T5
    04:05
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 50m
    0
    18:25
    London Heathrow Airport
    London Heathrow Airport - T5
    22:15
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • National Express
    3h 50m
    0
    00:10
    London Heathrow Airport
    London Heathrow Airport - T5
    04:00
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16
  • FlixBus
    4h 0m
    0
    14:25
    London Heathrow Airport
    London Heathrow Airport - T5
    18:25
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13

    Fastest Buses Tuesday

  • FlixBus
    3h 30m
    0
    18:45
    London Heathrow Airport
    London Heathrow Airport - T2/3
    22:15
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £12
  • FlixBus
    3h 40m
    0
    00:25
    London Heathrow Airport
    London Heathrow Airport - T5
    04:05
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 50m
    0
    18:25
    London Heathrow Airport
    London Heathrow Airport - T5
    22:15
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £12
  • National Express
    3h 50m
    0
    00:10
    London Heathrow Airport
    London Heathrow Airport - T5
    04:00
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16
  • National Express
    4h 10m
    0
    06:50
    London Heathrow Airport
    London Heathrow Airport - T5
    11:00
    Cardiff
    Coach Station
    0
    National Express
    Economy
    £16

    Fastest Buses Wednesday

  • FlixBus
    3h 40m
    0
    00:25
    London Heathrow Airport
    London Heathrow Airport - T5
    04:05
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    3h 55m
    0
    10:15
    London Heathrow Airport
    London Heathrow Airport - T5
    14:10
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • FlixBus
    4h 15m
    0
    12:30
    London Heathrow Airport
    London Heathrow Airport - T5
    16:45
    Cardiff
    Lloyd George Avenue
    0
    FlixBus
    Economy
    £13
  • National Express
    5h 25m
    0
    21:40
    London Heathrow Airport
    London Heathrow Airport - T5
    03:05
    Cardiff
    University
    0
    National Express
    Economy
    £17
  • National Express
    5h 45m
    0
    14:30
    London Heathrow Airport
    London Heathrow Airport - T5
    20:15
    Cardiff
    University
    0
    National Express
    Economy
    £17
Here you will find all operators and timetables for a Bus from Watford to Cardiff

What are the most popular stations in Watford and Cardiff?

In Watford, you will usually depart from Bushey Station, Gap or Carpenders Park Station, while in Cardiff you will be arriving at Central Station, Bus Interchange or National Museum, 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 Cardiff from Watford? With 5 connections between 3 Bus and Train 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 Watford and Cardiff, you can pay as low as £12 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 Train from West Midlands Trains: you will get to Cardiff in just 3h 4m.

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 Watford and Cardiff are FlixBus, National Express and West Midlands Trains, 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 Watford and Cardiff 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 Bushey or to Newlyn, and look at flights from Farnborough Airport, and landing at Cardiff 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 Watford to Cardiff?

The most popular companies between Watford and Cardiff, are FlixBus, National Express and West Midlands Trains. Be sure to check their seat class offers and the amenities that they provide.

Bus companies: FlixBus and National Express

Train companies: West Midlands Trains and London Overground

All you need to know when you travel from Watford to Cardiff

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

FAQs about the trip from Watford to Cardiff

How can I reach Cardiff from Watford?

Every day, there are on average 5 connections between Bus and Train, with which you can get to Cardiff from Watford.

How far is Cardiff from Watford?

The distance between Watford and Cardiff is 193.7 km.

What is the most ecofriendly mode of transport between Watford and Cardiff?

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 33 kgs, and a flight 48 kgs.

What is the cheapest mode of transport from Watford to Cardiff?

You can get to Cardiff with just £12 by taking a Bus from FlixBus.

What is the fastest way to get from Watford to Cardiff?

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 Cardiff in just 3h 4m with a Train from West Midlands Trains.

More routes to Watford and to Cardiff

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

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