There are 4 ways to get from Cardiff to Watford Junction by train, subway, bus, or car
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Train, subway
best- Take the train from Cardiff Central to London Paddingtontrain Swansea - London Paddington / ...
- Take the subway from Paddington station to Harrow & Wealdstone stationsubway Bakerloo
2h 41m£51–104Drive 144.7 mi
cheapest- Drive from Cardiff to Watford Junctioncar 144.7 mi
2h 47m£35–51Bus
- Take the bus from Sophia Gardens to Heathrow Central Bus Stationbus 201 / ...
- Take the bus from Heathrow Terminal 3 to Watford Junction stationbus Ra3
3h 38mBus via Cardiff North Road
- Take the bus from Cardiff North Road to London Heathrow Airportbus Uk940 / ...
- Take the bus from Heathrow Terminal 2 to Watford Junction stationbus Ra3
4h 29m
Cardiff to Watford Junction by train and subway
Questions & Answers
The cheapest way to get from Cardiff to Watford Junction is to drive which costs £35 - £55 and takes 2h 47m.
The fastest way to get from Cardiff to Watford Junction is to train and subway which takes 2h 41m and costs £50 - £110.
No, there is no direct bus from Cardiff to Watford Junction station. However, there are services departing from Sophia Gardens and arriving at Watford Junction station via Heathrow Terminal 3. The journey, including transfers, takes approximately 3h 38m.
No, there is no direct train from Cardiff to Watford Junction. However, there are services departing from Cardiff Central and arriving at Watford Junction via Paddington station and Harrow & Wealdstone. The journey, including transfers, takes approximately 2h 41m.
The distance between Cardiff and Watford Junction is 161 miles. The road distance is 145.6 miles.
The best way to get from Cardiff to Watford Junction without a car is to train and subway which takes 2h 41m and costs £50 - £110.
It takes approximately 2h 41m to get from Cardiff to Watford Junction, including transfers.
Cardiff to Watford Junction bus services, operated by National Express, depart from Sophia Gardens station.
Cardiff to Watford Junction train services, operated by Great Western Railway (GWR), depart from Cardiff Central station.
Cardiff to Watford Junction bus services, operated by National Express, arrive at Heathrow Central Bus Station.
What companies run services between Cardiff, Wales and Watford Junction, England?
You can take a bus from Sophia Gardens to Watford Junction station via Heathrow Central Bus Station and Heathrow Terminal 3 in around 3h 38m.
- Phone
- +44 3457 000 125
- gwr.feedback@gwr.com
- Website
- gwr.com
Train from Cardiff Central to London Paddington
- Ave. Duration
- 1h 54m
- Frequency
- Hourly
- Estimated price
- £40–90
- Website
- https://www.gwr.com/
Rome2Rio's guide to London Underground (Tube)
Contact Details
- Phone
- 0343 222 1234
- Website
- tfl.gov.uk
Subway from Paddington station to Harrow & Wealdstone station
- Ave. Duration
- 31 min
- Frequency
- Every 10 minutes
- Estimated price
- £2–5
- Schedules at
- https://tfl.gov.uk/modes/tube/?cid=tube
- Off Peak
- £2–4
- Peak
- £3–5
- Phone
- 08717 81 81 81
- Website
- nationalexpress.com
Bus from Sophia Gardens to Heathrow Central Bus Station
- Ave. Duration
- 2h 50m
- Frequency
- Hourly
- Estimated price
- £13–35
- Website
- https://www.nationalexpress.com/en
- Phone
- 0345 646 0707
- Website
- firstbus.co.uk
Bus from Heathrow Terminal 3 to Watford Junction station
- Ave. Duration
- 44 min
- Frequency
- Every 10 minutes
- Website
- https://www.firstbus.co.uk/berkshire-thames-valley
Bus from Heathrow Terminal 2 to Watford Junction station
- Ave. Duration
- 55 min
- Frequency
- Every 10 minutes
- Website
- https://www.firstbus.co.uk/berkshire-thames-valley
- Phone
- +49 30 300 137 300
- service@flixbus.com
- Website
- flixbus.fr
Bus from Cardiff North Road to London Heathrow Airport
- Ave. Duration
- 3h 30m
- Frequency
- Hourly
- Estimated price
- £12–21
- Website
- https://www.flixbus.co.uk
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More Questions & Answers
Cardiff to Watford Junction train services, operated by Great Western Railway (GWR), arrive at London Paddington station.
Yes, the driving distance between Cardiff to Watford Junction is 146 miles. It takes approximately 2h 47m to drive from Cardiff to Watford Junction.
Book your Cardiff to Watford Junction bus tickets online with Omio.
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