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Travelling from Welwyn to London, the fastest train takes 19 minutes with an average travel time of 35 minutes. With 144 daily trains, the first departs at 00:24 and the last at 23:34. Off-Peak hours begin at 09:30 on weekdays, and all-day Off-Peak on weekends and bank holidays. Keep informed of live train status, times, delays, and cancellations with us.
| Departs | Arrives | Operator | ||
|---|---|---|---|---|
20:16 Welwyn North | 34 minutes, Direct | 20:50 London Kings Cross | Great Northern | Find tickets |
20:21 Welwyn Garden City | 29 minutes, Direct | 20:50 London Kings Cross | Great Northern | Find tickets |
20:30 Welwyn Garden City | 47 minutes, Direct | 21:17 Old Street | Great Northern | Find tickets |
20:46 Welwyn North | 34 minutes, Direct | 21:20 London Kings Cross | Great Northern | Find tickets |
20:51 Welwyn Garden City | 29 minutes, Direct | 21:20 London Kings Cross | Great Northern | Find tickets |
Travelling by train from Welwyn to London is efficient and offers a scenic and comfortable experience. With frequent departures from Welwyn, you can reach London in just 19 minutes, making it one of the fastest and most convenient ways to travel between these two places.

The fastest train journey time from Welwyn to London is 19 minutes . Use our Train Journey Planner to find direct trains, avoid transfers, and compare travel times for each route to see if there are fewer stops to make your journey seamless.
No, unfortunately, you need to transfer from Welwyn to London. Still, the TrainPal Train Journey Planner helps you find the best train. Just input your origin or destination places, then click "Search" to see the suitable route.

Welwyn to London trains are generally punctual, but delays or cancellations can occur due to weather, strikes, and other factors. After purchasing a ticket, use TrainPal to track live train updates. Before buying a ticket, our Train Journey Planner provides all necessary booking information. Simply enter your departure and arrival stations, click 'Search,' and view routes labelled 'Cheapest' or 'Fastest,' with all details displayed.
It’s recommended to reach the train station 15-20 minutes before your train is set to leave. This gives you sufficient time to locate your platform, particularly in larger stations. Arriving early is also beneficial if you need to collect tickets or find your way around an unfamiliar station, helping to minimise any potential stress.
Yes, most trains on the route from Welwyn to London are equipped with Wi-Fi. Passengers can also enjoy complimentary food, drinks, and power sockets for a more comfortable journey. Please note that the availability of these services can vary depending on the train company
Check our Train Journey Planner, which provides detailed information about transfers to ensure your journey is uninterrupted, saving you time and effort, and allowing you to get a full rest for travelling.

Checking train delays and cancellations in the UK is simple. Utilise the TrainPal mobile app for real-time information. We offer live updates, including live train status and notifications of any train strikes.
Family & Friends Railcard€12.18
€18.27
Trainpal makes it simple to adjust your travel plans, get refunds, and request Delay Repay.


Cheaper train tickets for less busy times. Combine with Advance fares for the best deals.
* Prices are dynamic and subject to change. Ticket prices vary based on time of day, route, and class. This pricing does not apply to discounted Split tickets and Railcards.
* By combining Advance Ticket offers with split tickets, you’ll get lower fares when you book at least one week before travel (excluding Anytime fares bought on the day of travel). Availability depends on the specific route and cannot be combined with other promotions.