Frontier will offer a 10%, 8%, or 5% discount on domestic fares from Tuesday, March 12, 2013, through 11:59 p.m. Eastern time, Monday, March 18, 2013, for travel from April 2, 2013, through June 8, 2013. Alaska travel is excluded. All fare rules will apply.

The 10% discount will apply to regular and sale fares for travel to/from: Bismarck, ND; Bellingham, WA; Fargo, ND; Minot, ND; Oklahoma City, OK; Omaha, NE; Portland, OR; Seattle, WA; Sioux Falls, SD; and Spokane, WA.

The 8% discount will apply to regular and sale fares for travel to/from Bozeman, MT; Cleveland, OH; Grand Rapids, MI; Great Falls, MT; Houston, TX; Indianapolis, IN; Los Angeles, CA; Minneapolis, MN; Salt Lake City, UT; and Santa Ana, CA.

The 5% discount will apply to all domestic destinations to/from Denver, excluding Alaska.

Tickets must be purchased below using the promo code SPRING10, SPRING8, or SPRING5. No exceptions will be made.