$831 Cheap American Airlines flights Athens (ATH) to San Diego (SAN)

Landing cheap one-way American Airlines flights from ATH to SAN from $831 on Expedia couldn’t be easier — just filter by “Price (lowest to highest).” Or check out our budget-friendly return fares from $831 for your next exciting adventure.**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 usually more affordable in the quieter months of January and November. Whether you need a one-way or a return ticket, you could land a better deal then.

Snagging the best American Airlines deals from ATH to SAN is typically all about timing. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. As an added bonus, you can pocket 17% on average by buying your tickets on a Sunday rather than a Friday, which is often the most expensive day to book.* It’s a good idea to start searching for flights about one month before your departure date.*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 the “Nonstop” filter when browsing for direct American Airlines flights from ATH to SAN. It’s also a great way to compare other airlines servicing the same nonstop route.

Find American Airlines’s earliest flights from ATH to SAN by using the “Morning” and “Early Morning” filters. Not only will you arrive sooner, early departures also have a 20% less chance of being canceled.**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.

San Diego Intl. Airport (SAN) is the main San Diego gateway for American Airlines flights from Eleftherios Venizelos Airport (ATH).

Depending on your ticket type, a fee is typically charged if you cancel or change your flight more than 24 hours after it’s been confirmed. To secure tickets with more flexibility, select our “Changes included” and “No cancel fee” boxes when looking for flights. For additional information on canceling or changing your reservation, head to “Trips,” select your flight and click on “Manage Booking.”