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Travelling from Heathrow Terminal 5 to London Kings Cross, the fastest train takes 1h with an average travel time of 1h 3m. With 37 daily trains, the first departs at 05:15 and the last at 23:30. 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 | ||
|---|---|---|---|---|
20:50 Heathrow Terminal 5 (Rail Station Only) | 1h 6m, Direct | 21:56 London Kings Cross | Elizabeth line | Find tickets |
21:20 Heathrow Terminal 5 (Rail Station Only) | 1h 6m, Direct | 22:26 London Kings Cross | Elizabeth line | Find tickets |
21:50 Heathrow Terminal 5 (Rail Station Only) | 1h 6m, Direct | 22:56 London Kings Cross | Elizabeth line | Find tickets |
22:20 Heathrow Terminal 5 (Rail Station Only) | 1h 6m, Direct | 23:26 London Kings Cross | Elizabeth line | Find tickets |
23:00 Heathrow Terminal 5 (Rail Station Only) | 1h 9m, Direct | 00:09 London Kings Cross | Elizabeth line | Find tickets |
Taking the train from Heathrow Terminal 5 to London Kings Cross is both efficient and enjoyable, offering scenic views and comfort. With frequent departures from Heathrow Terminal 5, you can arrive at London Kings Cross in just 1h, making it a quick and convenient option for travelling between these two places.

The fastest train journey time from Heathrow Terminal 5 to London Kings Cross is 1h . Direct trains can save significant time by avoiding transfers. Always check if a direct route is available for your journey. Moreover, when searching for trains, consider the total travel time. Some routes with fewer stops or more efficient schedules might be faster.
No, you will need to transfer when travelling from Heathrow Terminal 5 to London Kings Cross. TrainPal Train Journey Planner will assist you in finding the best train route. Enter the origin or destination places and other relevant details, then click "Search" to find the most suitable route.

While Heathrow Terminal 5 to London Kings Cross trains are usually on time, delays or disruptions may occur due to weather, strikes, and other factors. Finding a train timetable for your trip from Heathrow Terminal 5 to London Kings Cross is easy with Train Journey Planner. Simply enter your departure and arrival stations to get a detailed schedule of available trains. Input your travel details to discover the best routes, connections, and train times.
Typically, you should plan to arrive at the station 15-20 minutes before your train is scheduled to depart. However, the size of the station and your familiarity with it can affect this timing. For larger or less familiar stations, leaving home earlier can help reduce stress and ensure a more relaxed journey.
Yes, most trains on the Heathrow Terminal 5 to London Kings Cross route offer amenities like Wi-Fi, food services, and various seating options. Additional facilities may include power sockets, accessibility features, and luggage storage. Check the specific amenities offered by the train operator when booking, as these can vary.
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.
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Trainpal helps you handle travel changes, refunds, and Delay Repay requests effortlessly.


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.
* Save an average of 73% by combining Advance Ticket savings of 73% with an additional 30% through split tickets. These savings apply to Advance fares booked at least one week before travel, excluding Anytime fares purchased on the day of travel. Availability may vary by route and may not be combined with other offers.