$124 Cheap Frontier Airlines flights San Diego (SAN) to Denver (DEN)

$124 Cheap Frontier Airlines flights San Diego (SAN) to Denver (DEN)

Prices were available within the past 7 days and start at $124 for one-way flights and $130 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 1 - Mon, Sep 8

SAN

San Diego

DEN

Denver

$130 Roundtrip, found 6 hours ago

$130

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Mon, Sep 1 from San Diego to Denver, returning Mon, Sep 8, priced at $130 found 6 hours ago

Mon, Sep 1 - Mon, Sep 8

SAN

San Diego

DEN

Denver

$137 Roundtrip, found 6 hours ago

$137

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Mon, Sep 1 from San Diego to Denver, returning Mon, Sep 8, priced at $137 found 6 hours ago

Tue, Sep 2 - Sat, Sep 6

SAN

San Diego

DEN

Denver

$148 Roundtrip, found 9 hours ago

$148

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Tue, Sep 2 from San Diego to Denver, returning Sat, Sep 6, priced at $148 found 9 hours ago

Tue, Sep 2 - Fri, Sep 5

SAN

San Diego

DEN

Denver

$158 Roundtrip, found 9 hours ago

$158

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Tue, Sep 2 from San Diego to Denver, returning Fri, Sep 5, priced at $158 found 9 hours ago

Mon, Sep 1 - Mon, Sep 8

SAN

San Diego

DEN

Denver

$162 Roundtrip, found 6 hours ago

$162

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Mon, Sep 1 from San Diego to Denver, returning Mon, Sep 8, priced at $162 found 6 hours ago

Thu, Sep 4 - Fri, Sep 5

SAN

San Diego

DEN

Denver

$168 Roundtrip, found 9 hours ago

$168

Roundtrip

found 9 hours ago

Select Frontier Airlines flight, departing Thu, Sep 4 from San Diego to Denver, returning Fri, Sep 5, priced at $168 found 9 hours ago