Subway National Sandwich Day 2024 Dates. In 2024 national sandwich day will occur on a sunday. National sandwich day actually is on november 3, but potbelly wants to help you start the weekend right with some free food.

Subway is offering a $6.99 meal deal starting on national sandwich day (november 3) and running through december 26, 2024 when you use the promo code. Subway is offering a new meal deal starting on national sandwich day.