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Today only, Frontier Airlines via ShermansTravel cuts 75% off select Frontier Airlines Flights Nationwide via coupon code "AUTUMN". (On the ShermansTravel landing page, click on "here" in the main paragraph to see this offer. Discount applies to base fare only.) Several route exclusions and blackout dates apply. Book this travel deal today for travel on Tuesdays, Wednesdays, and Saturday through December 18.

Traveling on Monday, Thursday, or Saturday? The coupon above takes 25% off fares through the same dates.