$38 Cheap Frontier Airlines flights Denver (DEN) to San Francisco (SFO)

$38 Cheap Frontier Airlines flights Denver (DEN) to San Francisco (SFO)

Prices were available within the past 7 days and start at $38 for one-way flights and $68 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Feb 3 - Wed, Feb 11

DEN

Denver

SFO

San Francisco

$68 Roundtrip, found 21 hours ago

$68

Roundtrip

found 21 hours ago

Select Frontier Airlines flight, departing Tue, Feb 3 from Denver to San Francisco, returning Wed, Feb 11, priced at $68 found 21 hours ago

Tue, Feb 3 - Sun, Feb 8

DEN

Denver

SFO

San Francisco

$72 Roundtrip, found 21 hours ago

$72

Roundtrip

found 21 hours ago

Select Frontier Airlines flight, departing Tue, Feb 3 from Denver to San Francisco, returning Sun, Feb 8, priced at $72 found 21 hours ago

Thu, Feb 5 - Sun, Feb 8

DEN

Denver

SFO

San Francisco

$76 Roundtrip, found 21 hours ago

$76

Roundtrip

found 21 hours ago

Select Frontier Airlines flight, departing Thu, Feb 5 from Denver to San Francisco, returning Sun, Feb 8, priced at $76 found 21 hours ago

Tue, Feb 3 - Thu, Feb 12

DEN

Denver

SFO

San Francisco

$83 Roundtrip, found 21 hours ago

$83

Roundtrip

found 21 hours ago

Select Frontier Airlines flight, departing Tue, Feb 3 from Denver to San Francisco, returning Thu, Feb 12, priced at $83 found 21 hours ago

Thu, Feb 5 - Thu, Feb 12

DEN

Denver

SFO

San Francisco

$87 Roundtrip, found 21 hours ago

$87

Roundtrip

found 21 hours ago

Select Frontier Airlines flight, departing Thu, Feb 5 from Denver to San Francisco, returning Thu, Feb 12, priced at $87 found 21 hours ago

Mon, Feb 2 - Sat, Feb 7

DEN

Denver

SFO

San Francisco

$88 Roundtrip, found 1 day ago

$88

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Feb 2 from Denver to San Francisco, returning Sat, Feb 7, priced at $88 found 1 day ago