$149 Cheap American Airlines flights San Diego (SAN) to Washington (IAD)

View $149 flight on Tue, Nov 18, 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • one key icon

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

$149 Cheap American Airlines flights San Diego (SAN) to Washington (IAD)

Prices were available within the past 7 days and start at $149 for one-way flights and $257 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Sep 13 - Sat, Sep 20
SAN
San Diego
IAD
Washington
$257 Roundtrip, found 3 hours ago
$257
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Sat, Sep 13 from San Diego to Washington, returning Sat, Sep 20, priced at $257 found 3 hours ago
Flights from San Diego (SAN) to Washington (IAD)
Origin airport
San Diego Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Southwest Airlines, Sun Country Airlines, United
Popular airline
Alaska Airlines
Distance
2249 mi
Average flight time
8 hours 10 mins

Explore a world of travel with Expedia

*Available to One Key members.