For the fastest route from London Kings Cross to Heathrow Airport, simply take the London Underground directly to London Paddington and catch the Heathrow Express non-stop to the airport.
Both the Hammersmith and City Line and the Circle Line provide direct services between Kings Cross and Paddington, while the Heathrow Express is the quickest way to get to Heathrow Airport non-stop.
Heathrow Express connects London Paddington and Heathrow Central in just 15 minutes. With trains running from Paddington every quarter of an hour, it’s the quickest way to go to London Heathrow Central non-stop.
Once you arrive at London Paddington, simply follow the signs to the Heathrow Express. Services usually depart from either platform six or platform seven, but make sure you check the board for the right platform.
If you’re flying from either Terminal 2 or Terminal 3, leave the Heathrow Express at Heathrow Central, while if your flight leaves from Terminal 5, continue on the train for another six minutes to complete your journey into Terminal 5 station. Those flying from Terminal 4 should leave the Heathrow Express at Heathrow Central and jump on a quick connecting rail service.
With journey times of just 15 minutes on Heathrow Express, we provide the fastest route to the airport from London Paddington, compared to the London Underground, local taxis and TfL Rail Heathrow.
Check your journey times before you travel between Kings Cross and London Heathrow to make sure you leave enough time for your journey.
Heathrow Express trains normally depart every 15minutes and the train takes just 15 minutes to reach Heathrow Central from London Paddington and an additional few minutes into Heathrow Terminal 5 station or connecting rail service to Heathrow Terminal 4 station.
The cost of getting from Kings Cross to Heathrow, or Heathrow to Kings Cross, will depend on how far in advance you purchase your tickets for Heathrow Express.
By booking Heathrow Express at least 90 days in advance you can enjoy savings of up to 75%, with an Express Saver Single costing just £5.50. Heathrow Express tickets purchased closer to the time will increase in price and will cost £25 for a full fare Express Saver Single on the day. If you’re travelling to the airport as a family, there are cost savings to be made on two adult tickets with a Duo Saver promotion, while kids aged 15 and under will travel for free.
Quick connections and a comfortable travel experience are central to the Heathrow Express experience. In addition to enjoying the fastest non-stop service between Paddington and London Heathrow Central, passengers on board Heathrow Express can also enjoy:
- Plenty of luggage space
- At-seat power
- Free 4G Wi-Fi
- Onboard TV service offering useful journey information and BBC World News
- Level platform access to all our trains at all platforms
For those that opt for our Express Class, they will also enjoy Premium Seating with plenty of legroom for a comfortable journey to the airport. Passengers opting for our Business First Class service can make the most of a larger seating area and a personal table to catch up on some work before their flight, or simply to relax with a complimentary newspaper or magazine.
*Journey times based on route between London Paddington and Heathrow Terminal 3. Data sources: Google Maps for journey time by Taxi, TfL Journey Planner for journey time by Tube Tfl Rail and Heathrow Express. For Tube and Tfl Rail, the journey time represents an average, based on estimated best journey times shown on TfL Journey Planner on the hour every hour from 5am to 10pm for each day of August 2019. For Taxi, the journey time represents an average, based on an estimated range of journey times shown on Google Maps on the hour every hour from 5am to 10pm for each day of August 2019.