$80 Cheap American Airlines flights Denver (DEN) to San Diego (SAN)

View $80 flight on Tue, Feb 3, 2026Opens in a new window

$80 Cheap American Airlines flights Denver (DEN) to San Diego (SAN)

Prices were available within the past 7 days and start at $80 for one-way flights and $104 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Feb 3 - Fri, Feb 6
DEN
Denver
SAN
San Diego
$104 Roundtrip, found 2 days ago
$104
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Feb 3 from Denver to San Diego, returning Fri, Feb 6, priced at $104 found 2 days ago
American Airlines
Tue, Feb 3 - Fri, Feb 6
DEN
Denver
SAN
San Diego
$197 Roundtrip, found 2 days ago
$197
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Feb 3 from Denver to San Diego, returning Fri, Feb 6, priced at $197 found 2 days ago

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

February is typically the cheapest month to fly

From $48 - $108 per traveler.

Alternative airports near San Diego

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Diego Intl. SAN. Cheapest and Closest option available. Average driving time to city center is 5 minutes. Flights from $67
SAN
San Diego Intl.
CheapestClosest
Average driving time to city center5 min
Flights from $67
Flights from Denver (DEN) to San Diego (SAN)
Origin airport
Denver Intl.
Destination airport
San Diego Intl.
Airlines serving
Frontier Airlines, Hawaiian Airlines, United
Popular airline
United
Distance
1363 km
Average flight time
1 hour 31 mins