# Delta SkyMiles Reserve

1 signal tagged Delta SkyMiles Reserve (program).

## Amex Tightens Centurion Lounge Guest and Layover Rules

Jul 10 · 1 source · Delta Air Lines, Business Platinum, Centurion Lounge, Corporate Platinum, Delta SkyMiles Reserve, Platinum Card, American Express, Hong Kong, London Heathrow, Melbourne

American Express updated Centurion Lounge access rules effective July 8, 2026. Guests must now be on the same flight, and connecting passengers face a five-hour layover cap

[Full signal](https://thetravelsignal.com/s/amex-tightens-centurion-lounge-guest-and-layover-rules)

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