￥12,440 Cheap American Airlines flights Denver (DEN) to San Diego (SAN)

View ￥12,440 flight on Wed, Jan 21, 2026Opens in a new window
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￥12,440 Cheap American Airlines flights Denver (DEN) to San Diego (SAN)

Prices were available within the past 7 days and start at ￥12,440 for one-way flights and ￥24,760 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Jan 23 - Sat, Jan 24
DEN
Denver
SAN
San Diego
￥24,760 Roundtrip, found 17 hours ago
￥24,760
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Fri, Jan 23 from Denver to San Diego, returning Sat, Jan 24, priced at ￥24,760 found 17 hours ago
American Airlines
Fri, Jan 23 - Sat, Jan 24
DEN
Denver
SAN
San Diego
￥29,280 Roundtrip, found 17 hours ago
￥29,280
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Fri, Jan 23 from Denver to San Diego, returning Sat, Jan 24, priced at ￥29,280 found 17 hours ago

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

February is typically the cheapest month to fly

From ￥7,486 - ￥16,796 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 ￥32,340
SAN
San Diego Intl.
CheapestClosest
Average driving time to city center5 min
Flights from ￥32,340
Flights from Denver (DEN) to San Diego (SAN)
Origin airport
Denver Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Popular airline
Alaska Airlines
Distance
1363 km
Average flight time
1 hour 27 mins

Frequently asked questions

How much is an American Airlines flight from Denver Intl. Airport (DEN) to San Diego Intl. Airport (SAN)?
Landing cheap one-way American Airlines flights from DEN to SAN from ￥12,440 on Expedia is a breeze — just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly return fares from ￥24,760 for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from DEN to SAN with American Airlines?
January is one of the cheapest months to jet away to San Diego with American Airlines. You could also find great deals on one-way and return fares in November.
Does American Airlines fly nonstop from Denver Intl. Airport (DEN) to San Diego Intl. Airport (SAN)?
Enter your dates, click search and check "Nonstop" on Expedia to browse any direct flights from DEN to SAN with American Airlines or other carriers.
What airports does American Airlines fly into in San Diego?
San Diego Intl. Airport (SAN) is the primary San Diego hub for American Airlines flights from Denver Intl. Airport (DEN).
Can I change or cancel my American Airlines flight from Denver Intl. Airport (DEN) to San Diego Intl. Airport (SAN)?
Changes are usually free within 24 hours of making your booking, but your airline may charge you after that time. For further information about modifying your flights, check out your "Trips," select your flight and click on "Manage Booking." If you want the flexibility to update your itinerary without being charged, apply the "Changes included" or "No cancel fee" filter when organizing your next adventure.
*Available to Expedia members.