Photo by trenton.badillo

Popular airlines from Denver to La Mesa
- American Airlines
American Airlines
- Frontier Airlines
Frontier Airlines
- Alaska Airlines
Alaska Airlines
- Southwest Airlines
Southwest Airlines
- Delta
Delta
- United
United
- Plan, book, fly with confidence
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Cheap Flights from Denver to La Mesa (DEN-SAN)
Prices were available within the past 7 days and start at $69 for one-way flights and $88 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Aug 23 - Wed, Aug 27
DEN
Denver
SAN
San Diego
$88 Roundtrip, found 1 hour ago
$88
Roundtrip
found 1 hour ago

Tue, Aug 12 - Sun, Aug 17
DEN
Denver
SAN
San Diego
$89 Roundtrip, just found
$89
Roundtrip
just found

Sat, Oct 4 - Tue, Oct 14
DEN
Denver
SAN
San Diego
$132 Roundtrip, found 14 hours ago
$132
Roundtrip
found 14 hours ago

Mon, Sep 22 - Fri, Sep 26
DEN
Denver
SAN
San Diego
$157 Roundtrip, just found
$157
Roundtrip
just found

Sat, Oct 4 - Wed, Oct 8
DEN
Denver
CLD
Carlsbad
$159 Roundtrip, found 3 hours ago
$159
Roundtrip
found 3 hours ago

Wed, Aug 27 - Sat, Dec 6
COS
Colorado Springs
SAN
San Diego
$207 Roundtrip, just found
$207
Roundtrip
just found
Find the cheapest month to fly from Denver (DEN) to San Diego (SAN)
September is typically the cheapest month to fly
From $48 - $128 per traveler.
Graph displaying average flight prices per month
Alternative airports near La Mesa
Prices were available within the past 7 days. Prices and availability are subject to change.
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