$114 Cheap American Airlines flights Seattle Paine Field Intl. Airport (PAE) to San Diego (SAN)

Scoring cheap one-way American Airlines flights from PAE to SAN from $114 on Expedia is a breeze — just filter by “Price (lowest to highest).” Or check out our affordable round-trip fares from $195 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.

American Airlines flights to San Diego are often more affordable in the low-season months of January and November. Whether you need a one-way or round-trip ticket, you could find a better deal then.

Start searching one to three months before your departure to score cheap fares on American Airlines flights from Snohomish County - Paine Field Airport (PAE) to San Diego Intl. Airport (SAN). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing spot on, and you can enjoy significant savings on domestic journeys.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Use our “Nonstop” filter when looking for direct American Airlines flights from PAE to SAN. It’s also a good way to compare other airlines servicing the same direct trip.

Sort your results by “Early Morning” and “Morning” to browse the earliest flights from PAE to SAN. Taking off early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

American Airlines flights from Snohomish County - Paine Field Airport (PAE) to San Diego arrive at San Diego Intl. Airport (SAN). This is the main entry point here.

It’s generally possible to change or cancel your flight, although additional charges may apply if you made your booking more than 24 hours ago. Need flexible options? Apply the “No cancel fee” or “Changes included” filter to find flights that won’t penalize you if you have to revise your plans. To update your itinerary, go to “Trips,” select your flight and click on “Manage Booking” for further information.