Published at 0001GMT 05FEB24

Frontier Airlines in late-January 2024 announced further network expansion for Northern summer 2024 season, as the airline introduces (including service resumption) over 50 routes. Including previously announced new routes, the airline to date plans to add 63 routes during Northern summer season. Through these additions, the airline's overall operation for the month of June 2024 has increased from 17139 flights to 19481 flights, representing nearly 14% increase (based on schedule comparison 07JAN24 vs 04FEB24).

Baltimore/Washington – Chicago Midway eff 10APR24 3 weekly A320neo (4 from 25MAY24)
Baltimore/Washington – Detroit eff 10APR24 4 weekly A320neo
Charlotte – Baltimore/Washington eff 10APR24 1 daily A320neo
Charlotte – Buffalo eff 17MAY24 3 weekly A320neo
Charlotte – Chicago O'Hare eff 11APR24 3 weekly A320neo (Last served until October 2016)
Dallas/Ft. Worth – Charlotte eff 11APR24 3 weekly A320neo
Dallas/Ft. Worth – Chicago O'Hare eff 10APR24 1 daily A320neo (Last served until November 2021)
Dallas/Ft. Worth – Detroit eff 22APR24 4 weekly A320neo
Dallas/Ft. Worth – Fort Myers eff 22APR24 4 weekly A320neo
Dallas/Ft. Worth – Grand Rapids eff 16MAY24 3 weekly A320neo
Dallas/Ft. Worth – Houston eff 21APR24 2 daily A320neo
Dallas/Ft. Worth – Indianapolis eff 22APR24 4 weekly A320neo
Dallas/Ft. Worth – Nashville eff 21APR24 4 weekly A320neo (Last served until January 2022)
Dallas/Ft. Worth – Omaha eff 17MAY24 3 weekly A320neo
Dallas/Ft. Worth – Portland OR eff 21APR24 4 weekly A320neo
Dallas/Ft. Worth – Puerto Vallarta eff 16MAY24 2 weekly A320neo
Dallas/Ft. Worth – Salt Lake City eff 11APR24 3 weekly A320neo (Last served until January 2022)
Denver – Chicago O'Hare eff 10APR24 1 daily A320neo (Last served until April 2022)
Houston – Charlotte eff 21APR24 3 weekly A320neo
Houston – Chicago Midway eff 11APR24 4 weekly A320neo
Los Angeles – Dallas/Ft. Worth eff 10APR24 1 daily A320neo
Los Angeles – Denver eff 10APR24 1 daily A320neo (Last served until October 2021)
Los Angeles – Las Vegas eff 10APR24 1 daily A320neo (Last served until July 2021)
Los Angeles – Phoenix eff 10APR24 1 daily A320neo (Last served until July 2021)
Los Angeles – San Francisco eff 10APR24 1 daily A320neo (Last served until July 2007)
Minneapolis/St. Paul – Atlanta eff 10APR24 4 weekly A320neo (Last served until November 2015)
Minneapolis/St. Paul – Cincinnati eff 16MAY24 3 weekly A320neo (Last served until October 2019)
Minneapolis/St. Paul – Cleveland eff 17MAY24 4 weekly A320neo (Last served until October 2019)
Minneapolis/St. Paul – Dallas/Ft. Worth eff 21APR24 4 weekly A320neo
Minneapolis/St. Paul – Philadelphia eff 21MAY24 1 daily A320neo (Last served until November 2015)
New York LaGuardia – Charlotte eff 10APR24 1 daily A320neo
New York LaGuardia – Cincinnati eff 10APR24 1 daily A320neo (Last served until November 2019)
New York LaGuardia – Cleveland eff 10APR24 1 daily A320neo (Last served in 4Q14)
New York LaGuardia – Denver eff 16MAY24 1 daily A320neo (Last served until November 2019)
Ontario – Portland OR eff 10APR24 1 daily A320neo
Ontario – Salt Lake City eff 10APR24 1 daily A320neo
Phoenix – St. Louis eff 10APR24 4 weekly A320neo (Last served until April 2017)
Raleigh/Durham – Boston eff 10APR24 4 weekly A320neo (Last served until April 2020)
Raleigh/Durham – Chicago O'Hare eff 11APR24 3 weekly A320neo (Last served until October 2016)
Raleigh/Durham – Miami eff 10APR24 1 daily A320neo (Last served until April 2022)
Raleigh/Durham – Milwaukee eff 16MAY24 3 weekly A320neo (Last served until October 2019)
Raleigh/Durham – New York LaGuardia eff 10APR24 1 daily A320neo
Raleigh/Durham – Tampa eff 10APR24 1 daily A320neo (Last served until April 2022)
San Francisco – Portland OR eff 10APR24 1 daily A320neo
San Francisco – Salt Lake City eff 10APR24 1 daily A320neo
San Francisco – San Diego eff 10APR24 1 daily A320neo
San Juan – Boston eff 02JUN24 3 weekly A320neo (Last served until June 2022)
San Juan – Charlotte eff 01JUN24 1 daily A320neo
San Juan – Fort Lauderdale eff 01JUN24 4 weekly A320neo
San Juan – Fort Myers eff 02JUN24 3 weekly A320neo
San Juan – Norfolk eff 02JUN24 3 weekly A320neo
San Juan – St. Croix eff 02JUN24 3 weekly A320neo
San Juan – St. Maarten eff 03JUN24 2 weekly A320neo
San Juan – West Palm Beach eff 02JUN24 3 weekly A320neo

Previously reported new routes:
Cleveland – Montego Bay eff 09MAR24 3 weekly A321neo (A320neo from 10APR24)
Dallas/Ft. Worth – Jacksonville FL eff 08MAR24 3 weekly A320neo (4 weekly from 10APR24)
Hartford – Tampa eff 07MAR24 5 weekly A320neo (3 weekly from 11APR24)
Las Vegas – Chicago O'Hare eff 16MAY24 1 daily A320neo (Last served until April 2023)
Las Vegas – Houston Hobby 12APR24 – 13MAY24 2 weekly A320neo (Last served until May 2023)
Pittsburgh – Atlanta eff 17MAY24 4 weekly A320neo (Last served June – Oct 2016)
Pittsburgh – Dallas/Ft. Worth eff 16MAY24 3 weekly A320neo
Pittsburgh – Philadelphia eff 16MAY24 2 daily A320neo
Pittsburgh – Raleigh/Durham eff 17MAY24 4 weekly A320neo