$99 Cheap Delta flights Denver (DEN) to San Diego (SAN)

View $99 flight on Tue, Apr 21, 2026Opens in a new window

$99 Cheap Delta flights Denver (DEN) to San Diego (SAN)

Prices were available within the past 7 days and start at $99 for one-way flights and $132 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Apr 21 - Tue, May 5
DEN
Denver
SAN
San Diego
$132 Roundtrip, found 2 days ago
$132
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Apr 21 from Denver to San Diego, returning Tue, May 5, priced at $132 found 2 days ago
Delta
Tue, Apr 21 - Tue, May 5
DEN
Denver
SAN
San Diego
$197 Roundtrip, found 2 days ago
$197
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Apr 21 from Denver to San Diego, returning Tue, May 5, priced at $197 found 2 days ago

Find the cheapest month to fly from Denver (DEN) to San Diego (SAN)

January is typically the cheapest month to fly

From $48 - $109 per traveler.

Travel information

Origin airport
Denver Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Popular airline
Frontier Airlines
Distance
1363 km
Average flight time
1 hour 27 mins

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