Flights from Boston to San Diego

Our cheapest offers for flights from Boston to San Diego

Here you can compare cheap flights from Boston (BOS) to San Diego (SAN) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to San Diego. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Boston
San Diego
Outbound
04/03/26
direct
B60619
06h 32min
Return
04/16/26
1 Stopover (JFK)
B60290, B61118
10h 54min
JetBlue Airways ?
$347
Best option
Boston
San Diego
Outbound
04/03/26
direct
B60919
06h 30min
Return
04/16/26
direct
B60920
05h 25min
JetBlue Airways ?
$361
Boston
San Diego
Outbound
04/03/26
direct
AS0389
06h 41min
Return
04/16/26
direct
AS0390
05h 50min
Alaska Airlines
$525
Boston
San Diego
Outbound
04/03/26
direct
AA9282
06h 41min
Return
04/16/26
1 Stopover (CLT)
AA0582, AA1937
07h 13min
American Airlines ?
$538
Boston
San Diego
Outbound
04/03/26
direct
AS0389
06h 41min
Return
04/16/26
direct
AS0390
05h 50min
Alaska Airlines ?
$592
Boston
San Diego
Outbound
04/03/26
direct
AA9282
06h 41min
Return
04/16/26
1 Stopover (CLT)
AA0582, AA1937
07h 13min
American Airlines ?
$612
Boston
San Diego
Outbound
04/03/26
2 Stopovers (ATL, DFW)
F93511, F93097, F91425
16h 17min
Return
04/16/26
1 Stopover (MSP)
SY0408, SY0251
13h 03min
Frontier Airlines ?
$768
Boston
San Diego
Outbound
04/03/26
direct
AA9282
06h 41min
Return
04/16/26
1 Stopover (PHL)
AA2955, AA1776
10h 33min
American Airlines ?
$1,117
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Boston to San Diego

Favorite airline: Sun Country Airlines
Most travelers looking for flights on the route from Boston to San Diego decide to book flights with Sun Country Airlines.
Sun Country Airlines
33 %
Spirit Airlines
19 %
United Airlines
15 %
Stopover flights are the cheapest connection
Flights with a stopover are on average $346.00 cheaper than direct flights.
non stop flight
1 stop
2 stops
06h 24min
09h 25min
20h 19min
$651
$356
$305
Favourite connection: via Minneapolis
The most popular route is via Minneapolis and is booked by 75 % of all travelers.
Route
bookings
1 stopover Minneapolis - St. Paul International Airport, MN
08h 32min, from $517
75 %
2 stopovers Hartsfield-Jackson Atlanta International Airport, GA Las Vegas - McCarran International Airport, NV
22h 52min, from $349
17 %
2 stopovers Fort Lauderdale-Hollywood International Airport, FL Las Vegas - McCarran International Airport, NV
20h 19min, from $305
8 %

Important flight information

Flight information: Boston - San Diego

Roundtrip from $346.69
Flight duration min. 06:37 / max. 10:15
Return flight duration min. 05:14/ max. 07:45
Distance 4160 km
Flights per week 30
Departure airport Airport Boston Logan International Airport, MA (BOS)
Arrival airport Airport San Diego - Lindberg Field International, CA (SAN)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to San Diego
Flight destinations with a similar price
Flight destinations with a similar price