Royal Observatory to Watford Junction Trains

Trip Overview

The average train between Royal Observatory and Watford Junction takes 54 min and the fastest train takes 46 min. There is an hourly train service from Royal Observatory to Watford Junction. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

54 min
Duration: 26 mi
Distance: £11
Average price: Hourly
Frequency

Train

best

Take the train from Maze Hill to London St Pancras Intltrain Rainham / ...
Take the train from London Euston to Watford Junctiontrain London Euston - Milton Keynes Central / ...

1h 13m

£7–31

Royal Observatory to Watford Junction train times

Trains run hourly between Royal Observatory and Watford Junction. The earliest departure is at 5:43 AM in the morning, and the last departure from Royal Observatory is at 11:13 PM which arrives into Watford Junction at 12:11 AM. All services require a transfer at Maze Hill and take an average of 54 min. The schedules shown below are for the next available departures.

Departing Saturday, October 24, 2026

11:43 AM → 12:29 PM
46 min • 1 change
12:13 PM → 1:12 PM
58 min • 1 change
12:43 PM → 1:29 PM
46 min • 1 change
1:13 PM → 2:12 PM
58 min • 1 change
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Departing Sunday, October 25, 2026

9:43 AM → 10:34 AM
51 min • 1 change
10:13 AM → 11:06 AM
52 min • 1 change
10:43 AM → 11:34 AM
51 min • 1 change
11:13 AM → 12:06 PM
52 min • 1 change
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Departing Monday, October 26, 2026

5:43 AM → 6:30 AM
46 min • 1 change
6:13 AM → 6:59 AM
46 min • 1 change
6:43 AM → 7:29 AM
46 min • 1 change
7:13 AM → 8:10 AM
56 min • 1 change
Show more

Departing Tuesday, October 27, 2026

5:43 AM → 6:30 AM
46 min • 1 change
6:13 AM → 6:59 AM
46 min • 1 change
6:43 AM → 7:29 AM
46 min • 1 change
7:13 AM → 8:10 AM
56 min • 1 change
Show more

Departing Wednesday, October 28, 2026

5:43 AM → 6:30 AM
46 min • 1 change
6:13 AM → 6:59 AM
46 min • 1 change
6:43 AM → 7:29 AM
46 min • 1 change
7:13 AM → 8:10 AM
56 min • 1 change
Show more

Departing Thursday, October 29, 2026

5:43 AM → 6:30 AM
46 min • 1 change
6:13 AM → 6:59 AM
46 min • 1 change
6:43 AM → 7:29 AM
46 min • 1 change
7:13 AM → 8:10 AM
56 min • 1 change
Show more

Departing Friday, October 30, 2026

5:43 AM → 6:30 AM
46 min • 1 change
6:13 AM → 6:59 AM
46 min • 1 change
6:43 AM → 7:29 AM
46 min • 1 change
7:13 AM → 8:10 AM
56 min • 1 change
Show more

Frequently asked questions

Want to know about travelling from Royal Observatory to Watford Junction? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.