The average bus between King's Cross Station and Heathrow Terminal 5 Underground Station takes 1h 55m and the fastest bus takes 1h 43m. There is a bus service every few hours from King's Cross Station to Heathrow Terminal 5 Underground Station. 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 King's Cross Station and Heathrow Terminal 5 Underground Station. The earliest departure is at 12:04 AM at night, and the last departure from King's Cross Station is at 11:52 PM which arrives into Heathrow Terminal 5 Underground Station at 1:45 AM. All services require a transfer at King's Cross St. Pancras station and take an average of 1h 55m. The schedules shown below are for the next available departures.

1h 47m • 1 change

1h 56m • 1 change

2h • 1 change

1h 49m • 1 change

1h 47m • 1 change

1h 56m • 1 change

2h • 1 change

1h 49m • 1 change

1h 55m • 1 change

2h 18m • 1 change

1h 59m • 1 change

1h 59m • 1 change

1h 55m • 1 change

1h 59m • 1 change

1h 54m • 1 change

1h 54m • 1 change
Want to know about travelling from King's Cross Station to Heathrow Terminal 5 Underground Station? 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 King's Cross Station to Heathrow Terminal 5 Underground Station. However, there are services departing from King's Cross Station station and arriving at Heathrow Terminal 5 Underground Station station via Heathrow Terminal 5. The journey, including transfers, takes approximately 1h 55m.
King's Cross Station to Heathrow Terminal 5 Underground Station bus services, operated by Go Ahead London, depart from Trafalgar Square station.
King's Cross Station to Heathrow Terminal 5 Underground Station bus services, operated by Go Ahead London, arrive at Heathrow Terminal 5 station.
The distance between King's Cross Station and Heathrow Terminal 5 Underground Station is 26.3 km. The road distance is 37 km.
Metroline Travel operates a bus from Trafalgar Square to Heathrow Terminal 5 hourly. Tickets cost £2 and the journey takes 1h 26m.