The average train between Dunstable and Welwyn takes 1h 30m and the fastest train takes 1h 2m. The train runs at least 2 times per hour from Dunstable to Welwyn. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run every 30 minutes between Dunstable and Welwyn. The earliest departure is at 12:04 AM at night, and the last departure from Dunstable is at 11:58 PM which arrives into Welwyn at 1:40 AM. All services require a transfer at London St Pancras International and take an average of 1h 30m. The schedules shown below are for the next available departures.

1h 32m • 1 change
Arrives next day

1h 34m • 1 change
Arrives next day

1h 41m • 1 change

1h 53m • 1 change

1h 49m • 1 change

1h 33m • 1 change

1h 34m • 1 change

2h 6m • 1 change

2h 7m • 1 change

1h 38m • 1 change

1h 36m • 1 change
Want to know about travelling from Dunstable to Welwyn? 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.
No, there is no direct train from Dunstable to Welwyn. However, there are services departing from Dunstable station and arriving at Welwyn station via London St Pancras Intl. The journey, including transfers, takes approximately 1h 30m.
Dunstable to Welwyn train services, operated by Thameslink, depart from Leagrave station.
Dunstable to Welwyn train services, operated by Thameslink, arrive at Welwyn North station.
Book your Dunstable to Welwyn train tickets online with Thameslink and Great Northern.
The distance between Dunstable and Welwyn is 22.1 km. The road distance is 87 km.
You can take a train from Leagrave to Welwyn North via London St Pancras International and King's Cross in around 1h 37m.