This guide provides you with everythin g you need to know about Spirit Airlines’ carry-on size policy before you book your flight. Read on to learn how to make your next trip hassle free and as comfortable as possible. What is Spirit Airlines’ carry-on size policy? Spirit Airlines is known for its budget-friendly fares, which are reflected in carry-on bag size policies that are on the sparse side. All passengers can bring one personal item free of charge, but adding a carry-on bag costs extra. Below, we outline the size regulations for passengers who opt to pay for an additional carry-on bag. Spirit Airlines’ carry-on size policy for Go Big, Go Comfy, and Go Savvy passengers: Spirit Airlines has no specific carry-on weight limit. As long as the item meets the size requirements and you can carry it unassisted, you will be allowed to bring it on board. A fee applies for every additional, larger item.…