Cheap Flights from San Diego to Boston
Browse current best options from San Diego. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
San Diego
RatePunk searches hundreds of travel sites at once for deals on flights to Boston
Prices updated 24 days ago
486,190 searches this week
171 airlines compared
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Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)
Today’s best flight deals from San Diego to Boston
Explore current cheapest deals departing from San Diego to Boston
Round trip
Sort by: Cheapest
September 22 - September 29
SAN - Boston
$292
$207
Round trip
August 18 - August 26
SAN - Boston
$447
$208
Round trip
September 16 - September 23
SAN - Boston
$281
$208
Round trip
November 11 - November 18
SAN - Boston
$323
$208
Round trip
August 5 - August 12
SAN - Boston
$497
$217
Round trip
October 24 - October 27
SAN - Boston
$368
$233
Round trip
November 13 - November 17
SAN - Boston
$366
$234
Round trip
September 23 - September 30
SAN - Boston
$331
$238
Round trip
August 8 - August 18
SAN - Boston
$466
$239
Round trip
November 5 - November 10
SAN - Boston
$363
$239
Round trip
Unlock all 500+ flight deals to Boston and get alerts when great deals appear
Route Intelligence — 486,190 Searches this Week
Insights for flights from San Diego to Boston
How much is a round trip from San Diego to Boston
Regular price: $252 - $366
Prices for flights from San Diego to Boston are currently below the regular range.
The regular price range for this route is between $252 and $366. The current lowest deal is $207 with Southwest Airlines, for travel from Sep 22-Sep 29.
now $207
Low $252
High $366
The cheapest time to fly from San Diego to Boston
The cheapest month to fly from San Diego to Boston is November, with a median price of $135. The most expensive month is March, with a median price of $660. Prices are generally lower from January to December.
November
Flights from $135
March
Flights from $660
Direct flights from San Diego to Boston
Southwest Airlines
Last-minute flights going from San Diego to Boston
Tue, Jul 7
SAN - Boston
San Diego (SAN) - Boston (BOS)
American Airlines
$413
$256
One-way
Thu, Jul 9
SAN - Boston
San Diego (SAN) - Boston (BOS)
American Airlines
$417
$257
One-way
Fri, Jul 10
SAN - Boston
San Diego (SAN) - Boston (BOS)
American Airlines
$426
$257
One-way
Fri, Jul 10
SAN - Boston
San Diego (SAN) - Boston (BOS)
American Airlines
$426
$266
One-way
Wed, Jul 22
SAN - Boston
San Diego (SAN) - Boston (BOS)
Alaska Airlines, Inc.
$373
$257
One-way
Mon, Aug 3
SAN - Boston
San Diego (SAN) - Boston (BOS)
American Airlines
$439
$256
One-way
Biggest price drops on these dates for flights from San Diego to Boston
Aug 17 - Aug 20
$533 → $243
54%
Aug 5 - Aug 12
$497 → $217
56%
Aug 21 - Aug 24
$531 → $253
52%
Aug 18 - Aug 21
$531 → $256
52%
Popular Airports to fly from San Diego to Boston
San Diego - Boston route insights
💸 Price insights
Recent fares are above the typical level.
Recent fares from San Diego to Boston are above the typical level of $427.
📅 Best time to fly
November is historically the cheapest month to fly.
Historically, November is the cheapest month to fly, with a median price of $135.
⏱️ Flight duration
Flights are typically 14h 9m long.
Flights from San Diego to Boston typically take 14h 9m, covering a long-haul distance.
✈️ Airlines & availability
Connecting flights are more common.
About 40% of recent deals are direct; connecting flights are more common for this route.
🏆 Airline highlight
Southwest Airlines offers direct flights.
Southwest Airlines has offered direct flights from San Diego to Boston in recent deals.
🎯 Booking tip
Deals appear frequently for this route.
Historically, deals for flights from San Diego to Boston appear frequently, about once a day.
San Diego main airports to depart from
San Diego International (SAN)
San Diego International is often the cheapest option for flights from San Diego to Boston.
📍 ~5 km from San Diego (reachable by car or bus)
💸 Flights from ~$207
McClellan–Palomar (CLD)
McClellan–Palomar offers an alternative departure point for flights from San Diego to Boston.
📍 ~50 km from San Diego (reachable by car)
💸 Flights from ~$322
Boston main airports to arrive at
Logan International (BOS)
Boston Logan International Airport is ideal for direct access to Boston and surrounding areas.
📍 ~5 km from city center (reachable by car, public transport, taxi)
💸 Flights from ~$207
Airports nearby Boston used as alternative
Rhode Island T. F. Green Int'l Airport (PVD)
This airport is a major regional alternative with a wide range of connections, easily accessible from Boston.
📍 ~48 km from Boston (approximately 1 hour drive depending on traffic)
💸 Flights from ~$192
Manchester–Boston Regional (MHT)
This airport is a primary alternative for travelers north of Boston, with a strong domestic network.
📍 ~73 km from Boston
💸 Flights from ~$312
Bradley International (BDL)
This large international airport serves as a major hub for Southern New England with diverse destination options.
📍 ~142 km from Boston (requiring a nearly 2-hour drive)
💸 Flights from ~$206
Portland International Jetport (PWM)
This reliable regional jetport offers good connectivity for travelers heading to Maine or northern suburbs.
📍 ~150 km from Boston
💸 Flights from ~$276
Worcester Regional (ORH)
This airport is geographically close to the western Boston suburbs, offering a low-stress environment.
📍 ~65 km from Boston
💸 Flights from ~$352
Business & First Class Flight Deals to Boston
Discover luxury on the budget with premium cabin class on flights from San Diego to Boston.
Elite
Best Elite deals to Boston
Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.
From SAN
Elite
Aug 11
Boston, United States
93% AI deal score
$1,671
$900
Save $771
From SAN
Elite
Aug 29
Boston, United States
93% AI deal score
$1,727
$900
Save $827
From SAN
Elite
Aug 25
Boston, United States
93% AI deal score
$1,728
$900
Save $828
From SAN
Elite
Sep 14
Boston, United States
93% AI deal score
$1,718
$900
Save $818
From SAN
Elite
Nov 07
Boston, United States
92% AI deal score
$1,699
$1,062
Save $637
From SAN
Elite
Nov 07
Boston, United States
92% AI deal score
$1,587
$900
Save $687
From SAN
Elite
Sep 10
Boston, United States
92% AI deal score
$1,659
$900
Save $759
From SAN
Elite
Sep 11
Boston, United States
92% AI deal score
$1,674
$900
Save $774
From SAN
Elite
Sep 14
Boston, United States
92% AI deal score
$1,675
$900
Save $775
From SAN
Elite
Oct 21
Boston, United States
92% AI deal score
$1,627
$905
Save $722
From SAN
Elite
Sep 16
Boston, United States
92% AI deal score
$1,680
$905
Save $775
From SAN
Elite
Aug 10
Boston, United States
92% AI deal score
$1,661
$905
Save $756
From SAN
Elite
Sep 23
Boston, United States
92% AI deal score
$1,684
$955
Save $729
From SAN
Elite
Aug 12
Boston, United States
91% AI deal score
$1,834
$1,226
Save $608
From SAN
Elite
Aug 11
Boston, United States
91% AI deal score
$1,826
$1,226
Save $600
From SAN
Elite
Aug 16
Boston, United States
91% AI deal score
$1,988
$1,231
Save $757
From SAN
Elite
Aug 13
Boston, United States
91% AI deal score
$1,849
$1,231
Save $618
From SAN
Elite
Aug 15
Boston, United States
91% AI deal score
$1,943
$1,231
Save $712
From SAN
Elite
Oct 24
Boston, United States
91% AI deal score
$1,668
$1,067
Save $601
From SAN
Elite
Nov 09
Boston, United States
91% AI deal score
$1,699
$1,067
Save $632
From SAN
Elite
Jun 29
Boston, United States
91% AI deal score
$1,877
$1,135
Save $742
From SAN
Elite
Nov 17
Boston, United States
91% AI deal score
$1,923
$1,227
Save $696
From SAN
Elite
Oct 01
Boston, United States
91% AI deal score
$1,620
$960
Save $660
From SAN
Elite
Oct 24
Boston, United States
91% AI deal score
$1,663
$1,005
Save $658
From SAN
Elite
Oct 30
Boston, United States
91% AI deal score
$1,697
$1,055
Save $642
From SAN
Elite
Aug 04
Boston, United States
90% AI deal score
$1,764
$1,227
Save $537
From SAN
Elite
Aug 10
Boston, United States
90% AI deal score
$1,814
$1,230
Save $584
From SAN
Elite
Aug 07
Boston, United States
90% AI deal score
$1,797
$1,230
Save $567
From SAN
Elite
Aug 11
Boston, United States
90% AI deal score
$1,810
$1,231
Save $579
From SAN
Elite
Aug 11
Boston, United States
90% AI deal score
$1,740
$1,231
Save $509
From SAN
Elite
Aug 12
Boston, United States
90% AI deal score
$1,770
$1,231
Save $539
From SAN
Elite
Aug 12
Boston, United States
90% AI deal score
$1,740
$1,231
Save $509
From SAN
Elite
Aug 11
Boston, United States
90% AI deal score
$1,768
$1,231
Save $537
From SAN
Elite
Aug 12
Boston, United States
90% AI deal score
$1,814
$1,231
Save $583
From SAN
Elite
Aug 03
Boston, United States
90% AI deal score
$1,763
$1,231
Save $532
From SAN
Elite
Aug 06
Boston, United States
90% AI deal score
$1,793
$1,231
Save $562
From SAN
Elite
Aug 09
Boston, United States
90% AI deal score
$1,806
$1,231
Save $575
From SAN
Elite
Aug 11
Boston, United States
90% AI deal score
$1,548
$1,067
Save $481
From SAN
Elite
Oct 24
Boston, United States
90% AI deal score
$1,633
$1,124
Save $509
From SAN
Elite
Jul 08
Boston, United States
90% AI deal score
$1,589
$1,125
Save $464
From SAN
Elite
Jul 07
Boston, United States
90% AI deal score
$1,589
$1,130
Save $459
From SAN
Elite
Jul 04
Boston, United States
90% AI deal score
$1,595
$1,135
Save $460
From SAN
Elite
Jul 28
Boston, United States
89% AI deal score
$1,667
$1,226
Save $441
From SAN
Elite
Jul 29
Boston, United States
89% AI deal score
$1,667
$1,226
Save $441
From SAN
Elite
Jul 21
Boston, United States
89% AI deal score
$1,669
$1,226
Save $443
From SAN
Elite
Oct 28
Boston, United States
89% AI deal score
$1,710
$1,226
Save $484
From SAN
Elite
Oct 28
Boston, United States
89% AI deal score
$1,710
$1,226
Save $484
From SAN
Elite
Oct 21
Boston, United States
89% AI deal score
$1,720
$1,226
Save $494
From SAN
Elite
Oct 21
Boston, United States
89% AI deal score
$1,720
$1,226
Save $494
From SAN
Elite
Jul 29
Boston, United States
89% AI deal score
$1,667
$1,231
Save $436
From SAN
Elite
Jul 28
Boston, United States
89% AI deal score
$1,667
$1,231
Save $436
From SAN
Elite
Jul 29
Boston, United States
89% AI deal score
$1,660
$1,231
Save $429
From SAN
Elite
Jul 28
Boston, United States
89% AI deal score
$1,664
$1,231
Save $433
From SAN
Elite
Jul 27
Boston, United States
89% AI deal score
$1,669
$1,231
Save $438
From SAN
Elite
Jul 30
Boston, United States
89% AI deal score
$1,656
$1,231
Save $425
From SAN
Elite
Jul 14
Boston, United States
89% AI deal score
$1,532
$1,125
Save $407
From SAN
Elite
Oct 20
Boston, United States
89% AI deal score
$1,677
$1,227
Save $450
From SAN
Elite
Oct 21
Boston, United States
89% AI deal score
$1,677
$1,227
Save $450
From SAN
Elite
Aug 12
Boston, United States
88% AI deal score
$1,556
$1,227
Save $329
From SAN
Elite
Nov 17
Boston, United States
88% AI deal score
$1,610
$1,227
Save $383
From SAN
Elite
Nov 17
Boston, United States
88% AI deal score
$1,618
$1,227
Save $391
From SAN
Elite
Oct 14
Boston, United States
88% AI deal score
$1,621
$1,227
Save $394
From SAN
Elite
Aug 12
Boston, United States
87% AI deal score
$1,496
$1,227
Save $269
From SAN
Elite
Aug 04
Boston, United States
87% AI deal score
$1,499
$1,227
Save $272
From SAN
Elite
Aug 11
Boston, United States
87% AI deal score
$1,495
$1,227
Save $268
From SAN
Elite
Jul 29
Boston, United States
87% AI deal score
$1,464
$1,227
Save $237
From SAN
Elite
Jul 28
Boston, United States
87% AI deal score
$1,462
$1,227
Save $235
From SAN
Elite
Jul 21
Boston, United States
87% AI deal score
$1,471
$1,227
Save $244
From SAN
Elite
Aug 25
Boston, United States
87% AI deal score
$1,753
$1,392
Save $361
From SAN
Elite
Aug 25
Boston, United States
87% AI deal score
$1,734
$1,392
Save $342
From SAN
Elite
Aug 25
Boston, United States
86% AI deal score
$1,701
$1,392
Save $309
From SAN
Elite
Oct 13
Boston, United States
86% AI deal score
$1,639
$1,250
Save $389
From SAN
Elite
Oct 12
Boston, United States
81% AI deal score
$1,662
$1,305
Save $357
From SAN
Elite
Aug 25
Boston, United States
79% AI deal score
$1,522
$1,387
Save $135
From SAN
Elite
Aug 25
Boston, United States
79% AI deal score
$1,526
$1,392
Save $134
From SAN
Elite
Aug 25
Boston, United States
79% AI deal score
$1,540
$1,392
Save $148
From SAN
Elite
Aug 25
Boston, United States
79% AI deal score
$1,525
$1,392
Save $133
From SAN
Elite
Aug 25
Boston, United States
78% AI deal score
$1,506
$1,394
Save $112
From SAN
Elite
Aug 25
Boston, United States
77% AI deal score
$1,474
$1,387
Save $87
From SAN
Elite
Aug 25
Boston, United States
77% AI deal score
$1,482
$1,420
Save $62
From SAN
Elite
Nov 23
Boston, United States
75% AI deal score
$1,591
$1,526
Save $65
From SAN
Elite
Dec 02
Boston, United States
74% AI deal score
$1,766
$1,765
Save $1
From SAN
Elite
Nov 10
Boston, United States
68% AI deal score
$2,061
From SAN
Elite
Oct 27
Boston, United States
68% AI deal score
$2,061
From SAN
Elite
Nov 10
Boston, United States
68% AI deal score
$2,061
From SAN
Elite
Nov 03
Boston, United States
68% AI deal score
$2,061
From SAN
Elite
Nov 10
Boston, United States
68% AI deal score
$2,061
From SAN
Elite
Oct 27
Boston, United States
68% AI deal score
$2,061
From SAN
Elite
Oct 27
Boston, United States
68% AI deal score
$2,061
From SAN
Elite
Oct 27
Boston, United States
68% AI deal score
$2,061
From SAN
Elite
Oct 27
Boston, United States
68% AI deal score
$2,061
From SAN
Elite
Jul 05
Boston, United States
68% AI deal score
$2,330
From SAN
Elite
Nov 17
Boston, United States
67% AI deal score
$2,409
From SAN
Elite
Sep 23
Boston, United States
67% AI deal score
$2,547
From SAN
Elite
Jul 05
Boston, United States
66% AI deal score
$2,757