Update: this popular deal may have sold out. See more deals >

Frontier Airlines has posted discount fares on 13 domestic routes, good for travel right through summer and fall. Round-trip fares are advertised from $98.

These are the rules:

– You can fly now through November 19.

– Fly any day of the week.

– Sale fares are one-way only; round-trip purchase not required.

– No advance purchase required.

– Book flights by 11:59pm May 27, or while availability lasts.

Search Cheap Flights on Frontier Airlines

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