Question: are duffle bags allowed as carry on spirit?
Answer: Carry-On Baggage Spirit Airlines' Bare Fare includes one personal item for free; your personal item must not exceed 18 x 14 x 8 inches including handles and wheels. You can take an additional larger carry-on bag on board for a fee. ... The bag must not exceed 22 x 18 x 10 inches (including handles and wheels).