Frontier Airlines is celebrating "Father's Day" by offering 20% off your next flight. Use promo code DADSRULE to get this offer.

Tickets must be purchased by 6/13/16.

Travel dates are (Tues. & Wed 7/6/16 - 8/21/16; Mon. - Thurs. & Sat. 8/22/16 - 10/26/16).

Blackout dates: 9/1, 9/2, 9/5 and 9/6.