$434 Cheap American Airlines flights Washington (IAD) to San Diego (SAN)

View $434 flight on Sat, Dec 20, 2025Opens in a new window

$434 Cheap American Airlines flights Washington (IAD) to San Diego (SAN)

Prices were available within the past 7 days and start at $434 for one-way flights and $682 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Dec 20 - Sat, Dec 27
IAD
Washington
SAN
San Diego
$682 Roundtrip, found 3 days ago
$682
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Dec 20 from Washington to San Diego, returning Sat, Dec 27, priced at $682 found 3 days ago

Find the cheapest month to fly from Washington (IAD) to San Diego (SAN)

October is typically the cheapest month to fly

From $174 - $308 per traveler.
Flights from Washington (IAD) to San Diego (SAN)
Origin airport
Washington Dulles Intl.
Destination airport
San Diego Intl.
Distance
3598 km
Average flight time
3 hours 12 mins