American Airlines Cheap Flights from Boston to San Diego: AA BOS→SAN

View HK$1,238 flight on Wed, 28 Jan 2026Opens in a new window
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Prices were available within the past 7 days and start at HK$1,238 for one-way flights and HK$2,251 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, 12 Jan - Wed, 21 Jan
BOS
Boston
SAN
San Diego
HK$2,251 Return, found 1 day ago
HK$2,251
Return
found 1 day ago
Select American Airlines flight, departing Mon, 12 Jan from Boston to San Diego, returning Wed, 21 Jan, priced at HK$2,251 found 1 day ago
American Airlines
Mon, 12 Jan - Wed, 21 Jan
BOS
Boston
SAN
San Diego
HK$2,552 Return, found 1 day ago
HK$2,552
Return
found 1 day ago
Select American Airlines flight, departing Mon, 12 Jan from Boston to San Diego, returning Wed, 21 Jan, priced at HK$2,552 found 1 day ago
American Airlines
Mon, 12 Jan - Wed, 21 Jan
BOS
Boston
SAN
San Diego
HK$2,627 Return, found 1 day ago
HK$2,627
Return
found 1 day ago
Select American Airlines flight, departing Mon, 12 Jan from Boston to San Diego, returning Wed, 21 Jan, priced at HK$2,627 found 1 day ago
American Airlines
Mon, 12 Jan - Wed, 21 Jan
BOS
Boston
SAN
San Diego
HK$2,703 Return, found 1 day ago
HK$2,703
Return
found 1 day ago
Select American Airlines flight, departing Mon, 12 Jan from Boston to San Diego, returning Wed, 21 Jan, priced at HK$2,703 found 1 day ago
American Airlines
Mon, 12 Jan - Wed, 21 Jan
BOS
Boston
SAN
San Diego
HK$2,757 Return, found 1 day ago
HK$2,757
Return
found 1 day ago
Select American Airlines flight, departing Mon, 12 Jan from Boston to San Diego, returning Wed, 21 Jan, priced at HK$2,757 found 1 day ago
American Airlines
Mon, 12 Jan - Wed, 21 Jan
BOS
Boston
SAN
San Diego
HK$2,864 Return, found 1 day ago
HK$2,864
Return
found 1 day ago
Select American Airlines flight, departing Mon, 12 Jan from Boston to San Diego, returning Wed, 21 Jan, priced at HK$2,864 found 1 day ago
Boston to San Diego route information
Origin airport
Logan Intl.
Destination airport
San Diego Intl.
Airlines serving
American Airlines, Delta, United
Popular airline
American Airlines
Distance
4131 km
Average flight time
3 hours 53 mins

Frequently asked questions

How much is an American Airlines flight from Logan Intl. Airport (BOS) to San Diego Intl. Airport (SAN)?
Finding cheap one-way American Airlines flights from BOS to SAN from HK$1,238 on Expedia couldn't be easier — just filter by "Price (lowest to highest)." Or check out our affordable return fares from HK$2,251 for your next exciting holiday.**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 BOS to SAN with American Airlines?
American Airlines flights to San Diego are generally more affordable in the quieter months of January and November. Whether you're after a one-way or round-trip ticket, you could land a better deal then.
Does American Airlines fly nonstop from Logan Intl. Airport (BOS) to San Diego Intl. Airport (SAN)?
Fill in your dates, press search and check "Nonstop" on Expedia to find any direct flights from BOS to SAN with American Airlines or another airline.
What airports does American Airlines fly into in San Diego?
Get on an American Airlines flight from Logan Intl. Airport (BOS) to San Diego, and you'll likely arrive at San Diego Intl. Airport (SAN). This is the airline's primary hub in this destination.
What type of plane does American Airlines fly from Logan Intl. Airport (BOS) to San Diego Intl. Airport (SAN)?
You'll likely be onboard a Boeing 737-900 or a Boeing 737 MAX 9 when flying American Airlines from Logan Intl. Airport (BOS) to San Diego Intl. Airport (SAN). However, keep in mind that a different plane may be used due to operational demands.
Can I change or cancel my American Airlines flight from Logan Intl. Airport (BOS) to San Diego Intl. Airport (SAN)?
Changes are often free within 24 hours of making a booking, but your airline may add a charge after that. For further details about modifying your reservation, check out your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to change your itinerary without additional charges, tick the "No cancel fee" or "Changes included" filter when planning your next escape.
*Available to Expedia members.