Trains from Heathrow Airport to London Kings Cross from $21.05*

Arriving in London Kings Cross

With a journey time as short as 55m, you can reach London Kings Cross from Heathrow Airport, with an average of 108 train per day.

Book cheap train tickets from Heathrow Airport to London Kings Cross

It doesn’t need to be difficult to find cheap train tickets from Heathrow Airport to London Kings Cross. If you know where to look and how to take advantage of available discounts and travel options, then saving money with Trip.com becomes second nature. Here are some of our top tips to help you save money on your train travel.

Network Railcard for South East England

By purchasing a Network Railcard for an affordable price per year, you can unlock incredible savings of up to 33.4% on every ticket for your travels in London and the South East. With this Railcard in hand, you'll be able to enjoy reduced costs on various ticket types, including Standard or Super-Off Peak train tickets. It's a fantastic opportunity to make your journeys more affordable and convenient.

Split Tickets to save an average extra 30%

Splitting your tickets involves purchasing separate tickets for different segments of your journey instead of a single ticket for the entire trip. This method is legal and can often result in cheaper fares. For example, if you are travelling from A to B, you might discover that buying a ticket from A to C, and then another ticket from C to B, is more economical than purchasing a direct ticket.

Book in advance to save an average of 61%

One of the most effective ways to get cheap train tickets is to book in advance. Advance Tickets are usually released up to 12 weeks before the travel date and can be significantly cheaper than purchasing tickets closer to the departure date. By planning your trip from Heathrow Airport to London Kings Cross ahead of time and securing your tickets early, you can save up to 61% on the cost of your travel.