London has 5 airports, each having a connection to a different train station in London.
Heathrow (LHR):
Option 1 - take the Piccadilly line (tube) from Heathrow to Earl's Court and change to either the Circle or District line to Aldgate East and walk for 3 minutes.
Option 2 - take the LHR Express from LHR to Paddington, and then the Hammersmith and City line to Aldgate East Station Hill and walk for 3 minutes.
Option 3 - take the LHR Express from LHR to Paddington, and then the Elizabeth line to Liverpool Street Station Hill and walk for 9 minutes.
Gatwick (LGW):
Option 1 - take the Southern line to Victoria station, then the district line to Aldgate East and walk 3mn.
Option 2 - take the Thameslink to Farringdon then the Hammersmith and City line to Aldgate East. Walk 3mn.
Stansted (STN):
Take the train to Liverpool Street station, and then walk for 9 minutes or take the District line to Aldgate East and walk for 3 minutes.
Luton (LTN):
Take the bus to Luton airport Parkway Rail Station, then the EMR to St Pancras International. Change to the metropolitan line to Aldgate. Walk 3mn.
London City Airport (LCY):
Option 1 - Take the Docklands Light Railway (DLR) to West Ham, then the District line to Algate East and walk 3mn.
Option 2 - Take the DLR to Stratford and change to the Central line direction Liverpool street station. Walk 9mn or take the District line to Algate East and walk 3mn.
Check CityMapper for real-time routes as trains may be cancelled, delayed, etc.
