₩175,700 Cheap American Airlines flights Seattle (SEA) to San Diego (SAN)

View ₩175,700 flight on Thu, Jan 29, 2026Opens in a new window
  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

₩175,700 Cheap American Airlines flights Seattle (SEA) to San Diego (SAN)

Prices were available within the past 7 days and start at ₩175,700 for one-way flights and ₩337,000 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Jan 29 - Thu, Feb 5
SEA
Seattle
SAN
San Diego
₩337,000 Roundtrip, found 3 days ago
₩337,000
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Jan 29 from Seattle to San Diego, returning Thu, Feb 5, priced at ₩337,000 found 3 days ago

Find the cheapest month to fly from Seattle (SEA) to San Diego (SAN)

January is typically the cheapest month to fly

From ₩128,106 - ₩231,112 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 ₩672,600
SAN
San Diego Intl.
CheapestClosest
Average driving time to city center5 min
Flights from ₩672,600

Frequently asked questions

How much is an American Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to San Diego Intl. Airport (SAN)?
Finding cheap one-way American Airlines flights from SEA to SAN from ₩175,700 on Expedia is simple — just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly round-trip fares from ₩337,000 for your next exciting 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 SEA to SAN with American Airlines?
Look for one-way or return flights to San Diego in January or November. You could find an affordable fare with American Airlines during these off-peak months.
Does American Airlines fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to San Diego Intl. Airport (SAN)?
To figure out if there's a direct route from SEA to SAN with American Airlines or another carrier, check the "Nonstop" box when looking for flights.
What airports does American Airlines fly into in San Diego?
American Airlines flights from Seattle - Tacoma Intl. Airport (SEA) to San Diego come in to land at San Diego Intl. Airport (SAN). This is the main gateway to this destination.
Can I change or cancel my American Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to San Diego Intl. Airport (SAN)?
Depending on the type of fare you purchased, a fee is typically charged if you modify or cancel your booking more than 24 hours after it's confirmed. To secure flexible plane tickets, select our "Changes included" or "No cancel fee" filter when you look for flights. For more information on modifying or canceling your reservation, go to "Trips," select your flight and click on "Manage Booking."

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
San Diego Intl.
Airlines serving
American Airlines, Delta, Hawaiian Airlines, United
Popular airline
Hawaiian Airlines
Distance
1681 km
Average flight time
2 hours 51 mins
*Available to Expedia members.