Update: this popular deal may have sold out. See more deals >
Spirit will give you a flat 10% discount on the price of a round-trip fare, but the offer is only good until midnight tonight. Just book your flights at the Spirit website and use the promo code 10OFF. These are the rules:
– Round-trip purchase required.
– You can fly August 20 through November 21, and again December 4 through December 18.
– The discount is taken from your base fare, before taxes and fees are applied.
– Certain routes are excluded from the offer — details here.
– The code expires 11:59pm ET tonight.