Free Subway Sandwich Day 2024 Usa. Subway is launching its new $6.99 meal deal on national sandwich day. The promotion, which runs through dec.

Through monday, july 10, when you buy one footlong sandwich, get one free of equal or lesser price when you order online or in the subway app (use code flbogo). 4, select subway restaurants are being transformed into cookieway, and will be offering a free footlong cookie with the purchase of any footlong sub sandwich.