$141 Cheap American Airlines flights Baltimore (BWI) to San Diego (SAN)

Finding cheap one-way American Airlines flights from BWI to SAN from $141 on Expedia couldn’t be simpler — just filter by “Price (lowest to highest).” Alternatively, check out our budget-friendly round-trip fares from $281 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 usually more affordable in the quieter months of January and November. Whether you’re in search of a round-trip or one-way ticket, you could score a better deal then.

Search for affordable American Airlines flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to San Diego Intl. Airport (SAN) one to three months prior to your departure date. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and itinerary, the best day of the week to book a domestic flight is generally Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**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.

Simply enter your dates, hit search and tick the “Nonstop” filter on Expedia to find any direct flights from BWI to SAN with American Airlines or other airlines.

To find the earliest departures from BWI to SAN with American Airlines, filter your search by “Early Morning” and “Morning.” Booking an early flight generally means 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.

Jump on an American Airlines flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to San Diego, and you’re most likely to come in to San Diego Intl. Airport (SAN). This is the airline’s main hub in this city.

Changes are usually free within 24 hours of booking, but your airline may charge you after that time. For more details about altering your flights, go to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to change your plans without extra charges, apply the “Changes included” and “No cancel fee” filters when organizing your next getaway.