$84 Cheap Frontier Airlines flights Denver (DEN) to San Francisco (SFO)

$84 Cheap Frontier Airlines flights Denver (DEN) to San Francisco (SFO)

Prices were available within the past 7 days and start at $84 for one-way flights and $98 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Apr 21 - Wed, Apr 29

DEN

Denver

SFO

San Francisco

$98 Roundtrip, found 17 hours ago

$98

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Tue, Apr 21 from Denver to San Francisco, returning Wed, Apr 29, priced at $98 found 17 hours ago

Tue, Apr 21 - Mon, Apr 27

DEN

Denver

SFO

San Francisco

$124 Roundtrip, found 17 hours ago

$124

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Tue, Apr 21 from Denver to San Francisco, returning Mon, Apr 27, priced at $124 found 17 hours ago

Mon, Apr 27 - Wed, Apr 29

DEN

Denver

SFO

San Francisco

$138 Roundtrip, found 17 hours ago

$138

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Mon, Apr 27 from Denver to San Francisco, returning Wed, Apr 29, priced at $138 found 17 hours ago

Fri, Apr 24 - Tue, Apr 28

DEN

Denver

SFO

San Francisco

$144 Roundtrip, found 17 hours ago

$144

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Fri, Apr 24 from Denver to San Francisco, returning Tue, Apr 28, priced at $144 found 17 hours ago

Tue, Apr 21 - Sat, Apr 25

DEN

Denver

SFO

San Francisco

$148 Roundtrip, found 17 hours ago

$148

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Tue, Apr 21 from Denver to San Francisco, returning Sat, Apr 25, priced at $148 found 17 hours ago

Fri, Apr 24 - Tue, Apr 28

DEN

Denver

SFO

San Francisco

$165 Roundtrip, found 17 hours ago

$165

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Fri, Apr 24 from Denver to San Francisco, returning Tue, Apr 28, priced at $165 found 17 hours ago