Circle K Day 2024 Dates. To see if your local circle k location is offering this deal, visit circlek.com/fuelday. Circle k’s fuel day, featuring a discount of up to 40 cents per gallon on may 23, 2024, is designed to help customers during the busy memorial day travel period.

Purchase one circle k ticket, and your friend enters the gate free! Circle k is offering 40 cents off every gallon of fuel from 4 to 7 p.m.