We always do everything we can to accommodate guests on a walk-in basis. However, as we cannot make any guarantees of table availability, we recommend making a reservation to avoid disappointment. We are very happy to take bookings for any of our restaurants up to 3 months in advance.
You can book online : https://www.fortnumandmason.com/restaurants
You can also contact reservations at email@example.com or call 02077 348 040 (option 1), 9am to 6pm, Monday to Sunday.