The average bus between Southampton and Welwyn takes 6h 9m and the fastest bus takes 5h 5m. There is a bus service every few hours from Southampton 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.
Buses run hourly between Southampton and Welwyn. The earliest departure is at 2:05 AM at night, and the last departure from Southampton is at 8:30 PM which arrives into Welwyn at 7:31 AM. All services require a transfer at Heathrow Central Bus Station and take an average of 6h 9m. The schedules shown below are for the next available departures.


5h 35m • 2 changes


6h 4m • 2 changes


5h 50m • 2 changes


5h 5m • 2 changes


6h 43m • 2 changes


5h 35m • 2 changes


6h 4m • 2 changes


5h 50m • 2 changes


6h 43m • 2 changes


5h 35m • 2 changes


6h 4m • 2 changes


5h 50m • 2 changes


6h 43m • 2 changes


5h 35m • 2 changes


5h 34m • 2 changes


5h 25m • 2 changes
Want to know about travelling from Southampton 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 bus from Southampton to Welwyn. However, there are services departing from Southampton station and arriving at Welwyn station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 6h 9m.
Southampton to Welwyn bus services, operated by National Express, depart from Coach Station.
Southampton to Welwyn bus services, operated by National Express, arrive at St Mary's Church station.
The distance between Southampton and Welwyn is 131.9 km. The road distance is 178 km.
You can take a bus from Coach Station to St Mary's Church via Heathrow Central Bus Station and St Peter's Street in around 5h 21m.