Cheap Flights from Boston (BOS) to San Diego (SAN) from HK$884~

View HK$884 flight on Wed, 28 Jan 2026Opens in a new window

Popular airlines from Boston to San Diego, CA (SAN-San Diego Intl.)

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

Prices were available within the past 7 days and start at HK$884 for one-way flights and HK$1,928 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 12 Jan - Wed, 21 Jan
BOS
Boston
SAN
San Diego
HK$1,928 Return, found 6 days ago
HK$1,928
Return
found 6 days ago
Select Delta flight, departing Mon, 12 Jan from Boston to San Diego, returning Wed, 21 Jan, priced at HK$1,928 found 6 days ago
Delta
Mon, 12 Jan - Wed, 21 Jan
BOS
Boston
SAN
San Diego
HK$2,240 Return, found 6 days ago
HK$2,240
Return
found 6 days ago
Select Delta flight, departing Mon, 12 Jan from Boston to San Diego, returning Wed, 21 Jan, priced at HK$2,240 found 6 days ago
American Airlines
Mon, 12 Jan - Wed, 21 Jan
BOS
Boston
SAN
San Diego
HK$2,241 Return, found 6 days ago
HK$2,241
Return
found 6 days ago
Select American Airlines flight, departing Mon, 12 Jan from Boston to San Diego, returning Wed, 21 Jan, priced at HK$2,241 found 6 days ago
Delta
Mon, 12 Jan - Wed, 21 Jan
BOS
Boston
SAN
San Diego
HK$2,316 Return, found 6 days ago
HK$2,316
Return
found 6 days ago
Select Delta flight, departing Mon, 12 Jan from Boston to San Diego, returning Wed, 21 Jan, priced at HK$2,316 found 6 days ago
United
Mon, 12 Jan - Wed, 21 Jan
BOS
Boston
SAN
San Diego
HK$2,317 Return, found 6 days ago
HK$2,317
Return
found 6 days ago
Select United flight, departing Mon, 12 Jan from Boston to San Diego, returning Wed, 21 Jan, priced at HK$2,317 found 6 days ago
Delta
Mon, 12 Jan - Wed, 21 Jan
BOS
Boston
SAN
San Diego
HK$2,359 Return, found 6 days ago
HK$2,359
Return
found 6 days ago
Select Delta flight, departing Mon, 12 Jan from Boston to San Diego, returning Wed, 21 Jan, priced at HK$2,359 found 6 days ago
Delta
Mon, 12 Jan - Wed, 21 Jan
BOS
Boston
SAN
San Diego
HK$2,400 Return, found 6 days ago
HK$2,400
Return
found 6 days ago
Select Delta flight, departing Mon, 12 Jan from Boston to San Diego, returning Wed, 21 Jan, priced at HK$2,400 found 6 days ago
Delta
Mon, 12 Jan - Wed, 21 Jan
BOS
Boston
SAN
San Diego
HK$2,478 Return, found 6 days ago
HK$2,478
Return
found 6 days ago
Select Delta flight, departing Mon, 12 Jan from Boston to San Diego, returning Wed, 21 Jan, priced at HK$2,478 found 6 days ago
American Airlines
Mon, 12 Jan - Wed, 21 Jan
BOS
Boston
SAN
San Diego
HK$2,552 Return, found 6 days ago
HK$2,552
Return
found 6 days ago
Select American Airlines flight, departing Mon, 12 Jan from Boston to San Diego, returning Wed, 21 Jan, priced at HK$2,552 found 6 days ago
American Airlines
Mon, 12 Jan - Wed, 21 Jan
BOS
Boston
SAN
San Diego
HK$2,596 Return, found 6 days ago
HK$2,596
Return
found 6 days ago
Select American Airlines flight, departing Mon, 12 Jan from Boston to San Diego, returning Wed, 21 Jan, priced at HK$2,596 found 6 days ago

Find the cheapest month to fly from Boston (BOS) to San Diego (SAN)

March is typically the cheapest month to fly

From HK$1,311 - HK$2,623 per traveller.
Boston to San Diego route information
Origin airport
Logan Intl.
Destination airport
San Diego Intl.
Return price
HK$1,928
Distance
4131 km
Average flight time
3 hours 48 mins

Flights from Boston to San Diego

Book cheap flights from Boston (BOS) to San Diego (SAN) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Boston (BOS) to San Diego (SAN) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be 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 (BOS) to San Diego (SAN) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your San Diego flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in San Diego and things to do in San Diego for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to San Diego more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to San Diego is HK$884 now!

 

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 HK$1,928. 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 kilometers, 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 travelers 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.

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