Flights from Denver to National City

Cheapest flights from Denver

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Sep 16 - Tue, Sep 23

DEN

Denver Intl.

SAN

San Diego Intl.

$97 Roundtrip, found 1 day ago

$97

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Sep 16 from Denver Intl. to San Diego Intl., returning Tue, Sep 23, priced at $97 found 1 day ago

Thu, Sep 18 - Tue, Sep 23

DEN

Denver Intl.

SAN

San Diego Intl.

$102 Roundtrip, found 1 day ago

$102

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Sep 18 from Denver Intl. to San Diego Intl., returning Tue, Sep 23, priced at $102 found 1 day ago

Thu, Sep 18 - Thu, Sep 25

DEN

Denver Intl.

SAN

San Diego Intl.

$107 Roundtrip, found 1 day ago

$107

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Sep 18 from Denver Intl. to San Diego Intl., returning Thu, Sep 25, priced at $107 found 1 day ago

Fri, Sep 19 - Tue, Sep 23

DEN

Denver Intl.

SAN

San Diego Intl.

$109 Roundtrip, found 1 day ago

$109

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Sep 19 from Denver Intl. to San Diego Intl., returning Tue, Sep 23, priced at $109 found 1 day ago

Thu, Sep 18 - Sun, Sep 28

DEN

Denver Intl.

SAN

San Diego Intl.

$114 Roundtrip, found 1 day ago

$114

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Sep 18 from Denver Intl. to San Diego Intl., returning Sun, Sep 28, priced at $114 found 1 day ago

Fri, Sep 19 - Sun, Sep 28

DEN

Denver Intl.

SAN

San Diego Intl.

$120 Roundtrip, found 1 day ago

$120

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Sep 19 from Denver Intl. to San Diego Intl., returning Sun, Sep 28, priced at $120 found 1 day ago

Fri, Sep 19 - Fri, Sep 26

DEN

Denver Intl.

SAN

San Diego Intl.

$133 Roundtrip, found 1 day ago

$133

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Sep 19 from Denver Intl. to San Diego Intl., returning Fri, Sep 26, priced at $133 found 1 day ago

Tue, Sep 16 - Fri, Sep 26

DEN

Denver Intl.

SAN

San Diego Intl.

$135 Roundtrip, found 1 day ago

$135

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Sep 16 from Denver Intl. to San Diego Intl., returning Fri, Sep 26, priced at $135 found 1 day ago

Tue, Nov 18 - Sat, Dec 6

DEN

Denver Intl.

SAN

San Diego Intl.

$137 Roundtrip, found 22 hours ago

$137

Roundtrip

found 22 hours ago

Select Hawaiian Airlines flight, departing Tue, Nov 18 from Denver Intl. to San Diego Intl., returning Sat, Dec 6, priced at $137 found 22 hours ago

Tue, Oct 7 - Tue, Oct 28

DEN

Denver Intl.

SAN

San Diego Intl.

$137 Roundtrip, found 23 hours ago

$137

Roundtrip

found 23 hours ago

Select Alaska Airlines flight, departing Tue, Oct 7 from Denver Intl. to San Diego Intl., returning Tue, Oct 28, priced at $137 found 23 hours ago

Fri, Sep 19 - Fri, Sep 26

DEN

Denver Intl.

SAN

San Diego Intl.

$139 Roundtrip, found 1 day ago

$139

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Sep 19 from Denver Intl. to San Diego Intl., returning Fri, Sep 26, priced at $139 found 1 day ago

Thu, Sep 18 - Fri, Sep 26

DEN

Denver Intl.

SAN

San Diego Intl.

$140 Roundtrip, found 1 day ago

$140

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Sep 18 from Denver Intl. to San Diego Intl., returning Fri, Sep 26, priced at $140 found 1 day ago

Fri, Sep 19 - Fri, Sep 26

DEN

Denver Intl.

SAN

San Diego Intl.

$146 Roundtrip, found 1 day ago

$146

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Sep 19 from Denver Intl. to San Diego Intl., returning Fri, Sep 26, priced at $146 found 1 day ago

Sun, Nov 16 - Sat, Dec 6

DEN

Denver Intl.

SAN

San Diego Intl.

$147 Roundtrip, found 22 hours ago

$147

Roundtrip

found 22 hours ago

Select Hawaiian Airlines flight, departing Sun, Nov 16 from Denver Intl. to San Diego Intl., returning Sat, Dec 6, priced at $147 found 22 hours ago

Wed, Nov 19 - Sun, Dec 7

DEN

Denver Intl.

SAN

San Diego Intl.

$147 Roundtrip, found 22 hours ago

$147

Roundtrip

found 22 hours ago

Select United flight, departing Wed, Nov 19 from Denver Intl. to San Diego Intl., returning Sun, Dec 7, priced at $147 found 22 hours ago

Tue, Oct 7 - Tue, Oct 28

DEN

Denver Intl.

SAN

San Diego Intl.

$149 Roundtrip, found 23 hours ago

$149

Roundtrip

found 23 hours ago

Select United flight, departing Tue, Oct 7 from Denver Intl. to San Diego Intl., returning Tue, Oct 28, priced at $149 found 23 hours ago

Tue, Oct 7 - Tue, Oct 28

DEN

Denver Intl.

SAN

San Diego Intl.

$153 Roundtrip, found 23 hours ago

$153

Roundtrip

found 23 hours ago

Select United flight, departing Tue, Oct 7 from Denver Intl. to San Diego Intl., returning Tue, Oct 28, priced at $153 found 23 hours ago

Tue, Oct 7 - Tue, Oct 28

DEN

Denver Intl.

SAN

San Diego Intl.

$154 Roundtrip, found 23 hours ago

$154

Roundtrip

found 23 hours ago

Select United flight, departing Tue, Oct 7 from Denver Intl. to San Diego Intl., returning Tue, Oct 28, priced at $154 found 23 hours ago

Tue, Oct 7 - Tue, Oct 28

DEN

Denver Intl.

SAN

San Diego Intl.

$159 Roundtrip, found 23 hours ago

$159

Roundtrip

found 23 hours ago

Select American Airlines flight, departing Tue, Oct 7 from Denver Intl. to San Diego Intl., returning Tue, Oct 28, priced at $159 found 23 hours ago

Tue, Oct 7 - Tue, Oct 28

DEN

Denver Intl.

CLD

McClellan-Palomar

$198 Roundtrip, found 23 hours ago

$198

Roundtrip

found 23 hours ago

Select American Airlines flight, departing Tue, Oct 7 from Denver Intl. to McClellan-Palomar, returning Tue, Oct 28, priced at $198 found 23 hours ago