Flights from San Diego to Boston

Our cheapest offers for flights from San Diego to Boston

Here you can compare cheap flights from San Diego (SAN) to Boston (BOS) 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 Boston. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
San Diego
Boston
Outbound
09/20/25
1 Stopover (ORD)
AA2131, AA2682
07h 36min
Return
09/27/25
direct
AS0260
06h 05min
American Airlines ?
$250
Best option
San Diego
Boston
Outbound
09/20/25
direct
B62120
05h 45min
Return
09/27/25
direct
HA4821
06h 05min
JetBlue Airways ?
$252
San Diego
Boston
Pay attention to transfer at connecting flight
Outbound
09/20/25
2 Stopovers (LAS, FLL)
NK2058, NK0954, NK1300
25h 58min
Return
09/27/25
2 Stopovers (DTW, LAS)
NK2151, NK0184, NK2063
20h 44min
Spirit Airlines
$251
San Diego
Boston
Outbound
09/20/25
direct
DL0571
05h 37min
Return
09/27/25
direct
AS0260
06h 05min
Delta Air Lines ?
$270
San Diego
Boston
Outbound
09/20/25
1 Stopover (SFO)
HA6540, HA6696
16h 01min
Return
09/27/25
direct
AS0260
06h 05min
Hawaiian Airlines
$316
San Diego
Boston
Outbound
09/20/25
1 Stopover (LAX)
UA4723, UA1783
07h 58min
Return
09/27/25
direct
AS0260
06h 05min
United Airlines ?
$318
San Diego
Boston
Outbound
09/20/25
1 Stopover (ORD)
AA0518, AA1485
07h 49min
Return
09/27/25
direct
HA4821
06h 05min
American Airlines ?
$400
San Diego
Boston
Outbound
09/20/25
1 Stopover (SEA)
AS1137, AS0460
09h 41min
Return
09/27/25
direct
AS0260
06h 05min
Alaska Airlines
$454
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from San Diego to Boston

Favorite airline: Spirit Airlines
The most popular airline for flights from San Diego to Boston is Spirit Airlines.
Spirit Airlines
39 %
Alaska Airlines
21 %
Delta
18 %
Direct flights are the cheapest connection
Compared to flights with a stopover, direct flights are $40.00 cheaper on this route.
non stop flight
1 stop
2 stops
05h 55min
08h 59min
11h 43min
300 $
340 $
354 $
Favourite connection: via Las Vegas
The most popular route is via Las Vegas and is booked by 48 % of all travelers.
Route
bookings
1 stopover Las Vegas - McCarran International Airport, NV
07h 20min, from 340 $
48 %
Direct flights
05h 55min, from 300 $
38 %
1 stopover Philadelphia International Airport, PA
08h 59min, from 340 $
10 %

Important flight information

Flight information: San Diego - Boston

Roundtrip from 249,20 $
Flight duration min. 05:14 / max. 07:45
Return flight duration min. 06:37/ max. 10:15
Distance 4160 km
Flights per week 36
Departure airport Airport San Diego - Lindberg Field International, CA (SAN)
Arrival airport Airport Boston Logan International Airport, MA (BOS)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Boston
Flight destinations with a similar price
Flight destinations with a similar price