https://wccftech.com/apple-pay-express-transit-mode-is-now-available-for-london-underground/

Apple has launched its Apple Pay Express Transit Mode for travelers using Transport for London services. This means that users can enable the transit mode on their iPhone or Apple Watch, and tap the card readers at London Underground, buses and trams to make payments, without using Face ID or Touch ID.

Apple has sent notifications to users regarding the new update to users in London who use Apple Pay. Express Transit mode can be used for the following Transport for London Services: