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	Baggage	Price
Best option San Diego Boston	Outbound 06/25/26 direct AS0255 05h 51min	Return 06/30/26 direct AS0389 06h 23min	Alaska Airlines	?	$444
San Diego Boston	Outbound 06/25/26 1 Stopover (EWR) UA0427, UA0375 09h 36min	Return 06/30/26 1 Stopover (ORD) UA1475, UA0345 10h 26min	United Airlines		$454
San Diego Boston	Outbound 06/25/26 direct AS0255 05h 51min	Return 06/30/26 direct AS0389 06h 23min	Alaska Airlines		$461
San Diego Boston	Outbound 06/25/26 direct AS0255 05h 51min	Return 06/30/26 direct AS0389 06h 23min	Alaska Airlines		$465
San Diego Boston	Outbound 06/25/26 direct B62120 05h 39min	Return 06/30/26 direct B60619 06h 05min	JetBlue Airways	?	$514
San Diego Boston	Outbound 06/25/26 direct AS0255 05h 51min	Return 06/30/26 direct AA9416 06h 18min	Alaska Airlines	?	$558
San Diego Boston	Outbound 06/25/26 1 Stopover (MSP) SY0408, SY0251 13h 31min	Return 06/30/26 1 Stopover (MSP) SY0252, SY0407 08h 27min	Sun Country Airlines		$605
San Diego Boston	Outbound 06/25/26 1 Stopover (MSP) SY0408, SY0251 13h 31min	Return 06/30/26 1 Stopover (MSP) SY0252, SY0407 08h 27min	Sun Country Airlines		$608
San Diego Boston	Outbound 06/25/26 direct AS0255 05h 51min	Return 06/30/26 direct AA9282 06h 23min	Alaska Airlines	?	$682
San Diego Boston	Outbound 06/25/26 1 Stopover (SLC) DL1252, DL0696 07h 59min	Return 06/30/26 direct DL0571 06h 26min	Delta Air Lines	?	$3,007

Tips and tricks to help you find cheap flights from San Diego to Boston

Important flight information

Flight information: San Diego - Boston

Roundtrip from	$443.80
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

Flight San Diego - Honolulu from $615
Flight San Diego - Las Vegas from $123
Flight San Diego - San Francisco from $137
Flight San Diego - Atlanta from $418
Flight San Diego - Phoenix - Sky Harbor from $127
Flight San Diego - Orlando from $152
Flight San Diego - San Jose from $217
Flight San Diego - Fort Lauderdale from $147
Flight San Diego - El Paso from $327

Alternative flights to Boston

Flight New York - Boston from $213
Flight New York - Boston from $213
Flight Chicago - Boston from $212
Flight Washington-DC - Boston from $211
Flight Orlando - Boston from $238
Flight Buffalo - Boston from $186
Flight Las Vegas - Boston from $383
Flight Austin - Boston from $184
Flight Washington DC - Boston from $317
Flight Fort Lauderdale - Boston from $123

Flight Routes from San Diego to Boston