🚅London Heathrow Airport | Terminal to Terminal Transfer | London, England

Terminals 2 and 3 to Terminal 4 Take a free Heathrow Express or Elizabeth Line train, which takes about 20 minutes. You can get a free transfer ticket from the station's ticket machines. Terminals 2 and 3 to Terminal 5 Take the free London Underground, which takes about 20 minutes. You can use an Oyster card or contactless payment. Terminals 4 and 5 Take a free shuttle bus or train. You can follow the purple signs to "Flight Connections" and use the dedicated buses, which run every 6–10 minutes and have step-free access. Some say the shuttle bus service is great. Terminals 2 and 3 You can walk between these terminals.