Next train departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Train | Euston Station | Watford High Street | Cheapest | ||||
 | Train | Euston Station | Watford Junction | Fastest | ||||
| Train | Euston Station | Watford Junction | No tags | ||||
| Train | Euston Station | Watford High Street | No tags | ||||
| Train | Euston Station | Watford Junction | No tags |
Last refresh of the prices: Last Thursday at 11:22 AM GMT.
Compare 3 ways to go from London to Watford
Among the sustainable travel choices, the Carpool stands out as a good way to reach Watford. The journey takes about 40 minutes, and with fares starting at just $9, it presents an excellent value for a comfortable ride.
Train companies
Frequently asked questions about travelling from London to Watford by train
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the train ticket from London to Watford?
The cheapest train tickets from London to Watford start at $16. The average price for this train route is around $22. Busbud recommends booking your tickets in advance to increase your chances of getting the lowest possible price.
How long is the train ride from London to Watford?
The average train trip from London to Watford takes 45m and covers 20 km. The quickest train gets you there in 14m and is operated by West Midlands Railway.
Which train operators serve the London to Watford route?
Several major train operators serve this route, with 39 trains available per day, including services from London Overground, Southern, West Midlands Railway, Avanti West Coast.
What are the earliest and latest departure times for the train from London to Watford?
The earliest train from London to Watford departs at 7:00am. The latest train departs at 11:58pm.
What is the best train operator from London to Watford?
According to Busbud customers, the highest-rated train operator on this route is Southern, with an average rating of 4.2 out of 5 stars based on 34 reviews.
Which train operator has the best Wi-Fi from London to Watford?
Based on reviews on Busbud, the train operator Southern has the best Wi-Fi rating with a score of 5.0.
Which train operator has the best on-time performance from London to Watford?
According to Busbud traveller reviews, the most punctual train operator on this route is Southern, with a punctuality rating of 5.0 out of 5 stars.
Which train operator has the cleanest trains from London to Watford?
According to Busbud traveller reviews, the train operator with the cleanest trains on this route is Southern, with a cleanliness rating of 5.0 out of 5 stars.
Find cheapest prices for trains
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from London to Watford was searched and found on Jan 30, 2026 with a price of $15To save money and be sure you have the best seat, it's a good idea to buy your train tickets from London to Watford, as early as possible.
You can expect to pay from $15 to $38 for a train ticket from London to Watford based on the last 2 days. You can expect to find the cheapest price for the trip at $15 which is on 2026-01-30.
Usually Southern, West Midlands Railway will charge you higher prices for tickets closer to the departure date. To find the best prices, you should be flexible on your date of travel.
