S$146 Cheap Flights from Boston to San Diego

View S$146 flight on Mon, 5 May,2025Opens in a new window

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Cheap Flights from Boston to San Diego (BOS-SAN)

Prices were available within the past 7 days and start at S$146 for one-way flights and S$264 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 5 May - Mon, 12 May
BOS
Boston
SAN
San Diego
S$264 Return, found 1 day ago
S$264
Return
found 1 day ago
Select Delta flight, departing Mon, 5 May from Boston to San Diego, returning Mon, 12 May, priced at S$264 found 1 day ago
American Airlines
Mon, 5 May - Mon, 12 May
BOS
Boston
SAN
San Diego
S$358 Return, found 1 day ago
S$358
Return
found 1 day ago
Select American Airlines flight, departing Mon, 5 May from Boston to San Diego, returning Mon, 12 May, priced at S$358 found 1 day ago
Delta
Mon, 5 May - Mon, 12 May
BOS
Boston
SAN
San Diego
S$358 Return, found 1 day ago
S$358
Return
found 1 day ago
Select Delta flight, departing Mon, 5 May from Boston to San Diego, returning Mon, 12 May, priced at S$358 found 1 day ago
United
Mon, 5 May - Mon, 12 May
BOS
Boston
SAN
San Diego
S$366 Return, found 1 day ago
S$366
Return
found 1 day ago
Select United flight, departing Mon, 5 May from Boston to San Diego, returning Mon, 12 May, priced at S$366 found 1 day ago
United
Mon, 5 May - Mon, 12 May
BOS
Boston
SAN
San Diego
S$372 Return, found 1 day ago
S$372
Return
found 1 day ago
Select United flight, departing Mon, 5 May from Boston to San Diego, returning Mon, 12 May, priced at S$372 found 1 day ago
Delta
Mon, 5 May - Mon, 12 May
BOS
Boston
SAN
San Diego
S$379 Return, found 1 day ago
S$379
Return
found 1 day ago
Select Delta flight, departing Mon, 5 May from Boston to San Diego, returning Mon, 12 May, priced at S$379 found 1 day ago
Delta
Mon, 5 May - Mon, 12 May
BOS
Boston
SAN
San Diego
S$412 Return, found 1 day ago
S$412
Return
found 1 day ago
Select Delta flight, departing Mon, 5 May from Boston to San Diego, returning Mon, 12 May, priced at S$412 found 1 day ago
American Airlines
Mon, 5 May - Mon, 12 May
BOS
Boston
SAN
San Diego
S$425 Return, found 1 day ago
S$425
Return
found 1 day ago
Select American Airlines flight, departing Mon, 5 May from Boston to San Diego, returning Mon, 12 May, priced at S$425 found 1 day ago
United
Mon, 5 May - Mon, 12 May
BOS
Boston
SAN
San Diego
S$433 Return, found 1 day ago
S$433
Return
found 1 day ago
Select United flight, departing Mon, 5 May from Boston to San Diego, returning Mon, 12 May, priced at S$433 found 1 day ago
American Airlines
Mon, 5 May - Mon, 12 May
BOS
Boston
SAN
San Diego
S$439 Return, found 1 day ago
S$439
Return
found 1 day ago
Select American Airlines flight, departing Mon, 5 May from Boston to San Diego, returning Mon, 12 May, priced at S$439 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
Return price
S$264
Distance
4131 km

Flights from Boston to San Diego

When looking for plane tickets from Boston to San Diego, the ease and convenience of using Expedia simply can’t be beat. With tons of departure points and flights options from the top airline carriers, Expedia gives you the widest array of cheap flights to San Diego. Look for BOS to SAN airfare with the assurance that you have the largest online travel agency working for you.

Expedia lets you search across the largest number of airlines and San Diego flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Boston San Diego flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Boston to San Diego trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your San Diego flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Boston to San Diego with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from Logan Intl. Airport (BOS) to San Diego Intl. Airport (SAN)?
The lowest price advertised for a round-trip flight between BOS and SAN is S$264. But you better get moving. This figure is taken from fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BOS to San Diego Intl. Airport (SAN)?
We get that things come up unexpectedly, so we’ve made it as easy as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Logan Intl. Airport to San Diego Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for BOS to San Diego Intl. Airport (SAN) flights, you’ll see a “no change fees” filter for you to select.
How many hours is the flight from Logan Intl. Airport to San Diego Intl. Airport (SAN)?
It takes about 6 hours and 33 minutes to get from BOS (BOS) to SAN (SAN). But with some music and an interesting book, the time will pass by quicker.
How far is the flight from Logan Intl. Airport (BOS) to SAN?
Boston to San Diego is around 4,200 kilometres, so get ready to spend quite a while in the air. Make sure you pack all the essentials, from your toothbrush to your hairbrush. Take some snacks to nibble on throughout your trip too.
Which airlines fly direct from Logan Intl. Airport (BOS) to San Diego Airport?
JetBlue Airways (B6) is one of the top choices for many travellers flying between Logan Intl. Airport (BOS) and SAN. Take your pick of the 60 flights it operates on this route each month. Another airline operating on this route is Alaska Airlines (AS). You’ll have 30 flights a month to choose from.
Are Logan Intl. Airport (BOS) to San Diego Intl. Airport (SAN) flight tickets cheaper when they're purchased at the last minute?
It is possible to pick up a great last-minute deal from BOS to San Diego Intl. Airport (SAN), but it’s also possible to miss out altogether! As many airlines release prices up to 12 months in advance, it’s worth keeping an eye on fares early and being ready to pounce when you see a good bargain. Expedia compares air carrier prices and updates flight deals all the time, so you can rest easy knowing you’re always seeing the latest offers.
*Available to Expedia members.