You have to book this by 11:59 pm Eastern time today September 26, 2017 for US domestic and fly through November 16, 2017. You will save 90%* off your next flight when you use promo code: FALL90.

Last Chance 90% Fare Sale!

Frontier Airlines: *Sale valid 9/25 – 9/26/17. Buy by: 9/26/17. Fly through 11/16/17. Valid Mondays – Thursdays & Saturdays for US domestic travel in select markets.

• 3 day advance purchase applies.
• Markets excluded from this offer: 

Atlanta, GA to/from Austin, TX
Atlanta, GA to/from Cleveland, OH
Atlanta, GA to/from Cincinnati, OH
Atlanta, GA to/from Houston, TX
Atlanta, GA to/from New York City, NY (LaGuardia)
Atlanta, GA to/from Phoenix, AZ
Atlanta, GA to/from San Francisco, CA
Atlanta, GA to/from Salt Lake City, UT
Austin, TX to/from Philadelphia, PA
Bismarck, ND to/from Denver, CO
Nashville, TN to/from Philadelphia, PA
Bozeman, MT to/from Denver, CO
Cleveland, OH to/from Denver, CO
Cleveland, OH to/from Houston, TX
Cleveland, OH to/from Los Angeles, CA
Cleveland, OH to/from Minneapolis/St. Paul, MN
Cleveland, OH to/from Portland, OR
Cleveland, OH to/from Raleigh, NC
Cleveland, OH to/from Fort Myers, FL
Cleveland, OH to/from San Diego, CA
Cleveland, OH to/from Seattle, WA
Cleveland, OH to/from San Francisco, CA
Colorado Springs, CO to/from Chicago, IL
Colorado Springs, CO to/from Phoenix, AZ
Cincinnati, OH to/from Denver, CO
Cincinnati, OH to/from Fort Lauderdale, FL
Cincinnati, OH to/from Houston, TX
Cincinnati, OH to/from Las Vegas, NV
Cincinnati, OH to/from Los Angeles, CA
Cincinnati, OH to/from Minneapolis/St. Paul, MN
Cincinnati, OH to/from Phoenix, AZ
Cincinnati, OH to/from San Diego, CA
Cincinnati, OH to/from San Francisco, CA
Denver, CO to/from Dallas, TX
Denver, CO to/from Greensboro, NC
Denver, CO to/from Indianapolis, IN
Denver, CO to/from Madison, WI
Denver, CO to/from Missoula, MT
Denver, CO to/from New Orleans, LA
Denver, CO to/from Chicago, IL
Denver, CO to/from Portland, OR
Denver, CO to/from Philadelphia, PA
Denver, CO to/from Pittsburgh, PA
Denver, CO to/from Raleigh, NC
Denver, CO to/from Fort Myers, FL
Denver, CO to/from San Diego, CA
Denver, CO to/from Seattle, WA
Denver, CO to/from San Francisco, CA
Denver, CO to/from Salt Lake City, UT
Denver, CO to/from Santa Ana, CA
Denver, CO to/from St. Louis, MO
Denver, CO to/from Knoxville, TN
Detroit, MI to/from Phoenix, AZ
Fort Lauderdale, FL to/from Trenton, NJ
Houston, TX to/from Philadelphia, PA
Indianapolis, IN to/from Orlando, FL
Las Vegas, NV to/from Milwaukee, WI
Las Vegas, NV to/from Raleigh, NC
Los Angeles, CA to/from Orlando, FL
Orlando, FL to/from Milwaukee, WI
Orlando, FL to/from Chicago, IL
Orlando, FL to/from Philadelphia, PA
Orlando, FL to/from San Francisco, CA
Orlando, FL to/from Salt Lake City, UT
Orlando, FL to/from Trenton, NJ
Chicago, IL to/from Phoenix, AZ
Chicago, IL to/from Trenton, NJ
West Palm Beach, FL to/from Trenton, NJ
Philadelphia, PA to/from Raleigh, NC
Raleigh, NC to/from Trenton, NJ
Fort Myers, FL to/from Trenton, NJ

Bottom Line

Keep in mind that Frontier charges for everything so, if you travel light this sale might be for you! See what deals you can find.