$124+ Cheap flights from California to Massachusetts
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BOS
Jul 22 — Jul 291
Round-trip
1 adult, Economy
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Find cheap flights from California to Massachusetts with Cheapflights
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Cheapest flights from California to MassachusettsExplore the most affordable flight options available from California to Massachusetts. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 22, 2026.
Explore the most affordable flight options available from California to Massachusetts. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 22, 2026.
This SmartFares deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/911:50 pm
ONT
- BOS
1 stop8h 31m
JetBlue
Tue 8/182:45 pm
BOS
- ONT
1 stop10h 50m
JetBlue
Deal found 6/18![JetBlue logo]()
$246
This Super.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/511:51 pm
ONT
- BOS
1 stop8h 25m
JetBlue
Wed 8/124:30 pm
BOS
- ONT
1 stop9h 05m
JetBlue
Deal found 6/18![JetBlue logo]()
$252
This Super.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1411:50 pm
ONT
- BOS
1 stop8h 31m
JetBlue
Sat 8/224:43 pm
BOS
- ONT
1 stop8h 22m
JetBlue
Deal found 6/18![JetBlue logo]()
$253
This Super.com deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1711:50 pm
ONT
- BOS
1 stop8h 26m
JetBlue
Thu 8/204:30 pm
BOS
- ONT
1 stop9h 05m
JetBlue
Deal found 6/19![JetBlue logo]()
$254
This Super.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1111:59 pm
ONT
- BOS
1 stop11h 23m
JetBlue
Tue 8/182:45 pm
BOS
- ONT
1 stop10h 52m
JetBlue
Deal found 6/21![JetBlue logo]()
$255
This lol.travel deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1011:59 pm
ONT
- BOS
1 stop8h 26m
JetBlue
Wed 8/194:30 pm
BOS
- ONT
1 stop9h 07m
JetBlue
Deal found 6/21![JetBlue logo]()
$257
This JetBlue deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:50 pm
ONT
- BOS
1 stop8h 26m
JetBlue
Tue 8/252:45 pm
BOS
- ONT
1 stop10h 50m
JetBlue
Deal found 6/18![JetBlue logo]()
$259
This JetBlue deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:50 pm
ONT
- BOS
1 stop8h 26m
JetBlue
Thu 8/274:30 pm
BOS
- ONT
1 stop9h 05m
JetBlue
Deal found 6/18![JetBlue logo]()
$265
This Cheapflightsfares deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1212:12 pm
LAS
- BOS
Nonstop5h 22m
JetBlue
Sat 8/157:05 pm
BOS
- LAS
1 stop8h 34m
JetBlue
Deal found 6/20![JetBlue logo]()
$266
This Alaska Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:59 pm
SAN
- BOS
Nonstop5h 50m
Alaska Airlines
Mon 9/78:00 am
BOS
- SAN
Nonstop6h 12m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$267
This Super.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/48:30 pm
SAN
- BOS
1 stop7h 44m
JetBlue
Tue 8/116:05 am
BOS
- SAN
Nonstop6h 05m
JetBlue
Deal found 6/17![JetBlue logo]()
$268
This CheapOair deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/149:00 am
LAS
- BOS
1 stop21h 09m
Frontier
Thu 7/2311:52 am
BOS
- LAS
1 stop11h 34m
Frontier
Deal found 6/19![Frontier logo]()
$268
Best flights from California to MassachusettsDiscover carefully curated flight deals from California to Massachusetts that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 22, 2026.
Discover carefully curated flight deals from California to Massachusetts that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 22, 2026.
This JetBlue deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/411:51 pm
ONT
- BOS
1 stop8h 42m
JetBlue
Wed 8/194:30 pm
BOS
- ONT
1 stop9h 05m
JetBlue
Deal found 6/17![JetBlue logo]()
$265
This Alaska Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:59 pm
SAN
- BOS
Nonstop5h 50m
Alaska Airlines
Thu 9/36:17 pm
BOS
- SAN
Nonstop6h 13m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$267
This Delta deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:45 pm
SJC
- BOS
1 stop9h 48m
Delta
Wed 12/23:10 pm
BOS
- SJC
1 stop10h 48m
Delta
Deal found 6/17![Delta logo]()
$295
This Southwest deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1012:50 am
LAX
- BOS
2 stops13h 05m
Southwest
Sat 8/1510:45 am
BOS
- LAX
1 stop8h 20m
Southwest
Deal found 6/20![Southwest logo]()
$302
This United Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3111:14 pm
LAX
- BOS
Nonstop5h 39m
United Airlines
Sun 9/68:15 am
BOS
- LAX
Nonstop6h 14m
United Airlines
Deal found 6/17![United Airlines logo]()
$339
This Breeze Airways deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2012:53 pm
LAX
- BDL
1 stop7h 20m
Breeze Airways
Sun 8/237:02 am
BDL
- LAX
1 stop8h 06m
Breeze Airways
Deal found 6/20![Breeze Airways logo]()
$344
This JetBlue deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:40 pm
SAN
- BOS
Nonstop5h 39m
JetBlue
Wed 8/268:50 am
BOS
- SAN
Nonstop6h 06m
JetBlue
Deal found 6/16![JetBlue logo]()
$272
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:10 am
SJC
- BOS
1 stop10h 05m
Delta
Fri 8/145:51 am
BOS
- SJC
1 stop9h 36m
Delta
Deal found 6/21![Delta logo]()
$297
This Southwest deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/81:45 pm
SMF
- BOS
1 stop7h 40m
Southwest
Sat 8/155:30 am
BOS
- SMF
1 stop8h 00m
Southwest
Deal found 6/17![Southwest logo]()
$307
This Delta deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1311:00 am
LAS
- BOS
Nonstop5h 13m
Delta
Sat 8/227:50 am
BOS
- LAS
Nonstop5h 42m
Delta
Deal found 6/18![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:36 pm
SNA
- BOS
1 stop8h 24m
United Airlines
Sat 10/2412:45 pm
BOS
- SNA
1 stop8h 56m
United Airlines
Deal found 6/21![United Airlines logo]()
$339
This Southwest deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:30 am
LAX
- BOS
1 stop8h 30m
Southwest
Thu 10/1512:50 pm
BOS
- LAX
1 stop12h 50m
Southwest
Deal found 6/18![Southwest logo]()
$311
This JetBlue deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3011:59 pm
LAS
- BOS
1 stop8h 34m
JetBlue
Tue 8/47:39 pm
BOS
- LAS
1 stop8h 10m
JetBlue
Deal found 6/21![JetBlue logo]()
$314
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:04 pm
SAN
- BOS
Nonstop5h 36m
Delta
Sun 9/135:10 pm
BOS
- SAN
Nonstop6h 05m
Delta
Deal found 6/21![Delta logo]()
$298
This Alaska Airlines deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:46 pm
SJC
- BOS
1 stop8h 23m
Alaska Airlines
Wed 9/3010:03 am
BOS
- SJC
1 stop11h 42m
Alaska Airlines
Deal found 6/21![Alaska Airlines logo]()
$368
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:00 am
LAX
- BOS
1 stop7h 00m
Southwest
Fri 10/305:00 am
BOS
- LAX
1 stop8h 10m
Southwest
Deal found 6/19![Southwest logo]()
$312
This JetBlue deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3111:50 pm
ONT
- BOS
1 stop8h 26m
JetBlue
Wed 9/91:00 pm
BOS
- ONT
1 stop10h 13m
JetBlue
Deal found 6/20![JetBlue logo]()
$319
This United Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/116:26 pm
SNA
- BOS
1 stop8h 32m
United Airlines
Tue 7/146:00 am
BOS
- SNA
1 stop9h 03m
United Airlines
Deal found 6/18![United Airlines logo]()
$354
This Alaska Airlines deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:37 pm
SMF
- BOS
1 stop9h 03m
Alaska Airlines
Mon 7/136:03 am
BOS
- SMF
1 stop30h 45m
Alaska Airlines
Deal found 6/19![Alaska Airlines logo]()
$375
This Southwest deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/108:55 pm
SMF
- BOS
2 stops10h 00m
Southwest
Tue 8/253:20 pm
BOS
- SMF
2 stops9h 50m
Southwest
Deal found 6/21![Southwest logo]()
$312
This United Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/29:25 pm
SFO
- BOS
Nonstop5h 56m
United Airlines
Sun 8/166:00 am
BOS
- SFO
Nonstop6h 30m
United Airlines
Deal found 6/18![United Airlines logo]()
$356
This Delta deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/510:02 pm
SAN
- BOS
Nonstop5h 38m
Delta
Fri 8/145:20 pm
BOS
- SAN
Nonstop6h 15m
Delta
Deal found 6/21![Delta logo]()
$327
This JetBlue deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/112:50 pm
LAX
- BDL
1 stop8h 30m
JetBlue
Wed 9/26:25 am
BDL
- LAX
1 stop8h 03m
JetBlue
Deal found 6/20![JetBlue logo]()
$327
This Alaska Airlines deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:55 pm
SMF
- BOS
1 stop8h 14m
Alaska Airlines
Wed 9/309:33 am
BOS
- SMF
1 stop9h 41m
Alaska Airlines
Deal found 6/20![Alaska Airlines logo]()
$380
This Southwest deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/711:50 pm
SMF
- BOS
1 stop7h 05m
Southwest
Thu 9/103:55 pm
BOS
- SMF
1 stop10h 30m
Southwest
Deal found 6/18![Southwest logo]()
$315
This United Airlines deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:45 pm
LAX
- BOS
1 stop8h 13m
United Airlines
Tue 8/118:15 am
BOS
- LAX
Nonstop6h 14m
United Airlines
Deal found 6/17![United Airlines logo]()
$357
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/182:00 pm
BUR
- BOS
1 stop8h 25m
Delta
Mon 8/246:05 am
BOS
- BUR
1 stop8h 55m
Delta
Deal found 6/20![Delta logo]()
$327
This JetBlue deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/158:50 pm
LAS
- BOS
Nonstop5h 10m
JetBlue
Wed 7/227:39 pm
BOS
- LAS
1 stop8h 10m
JetBlue
Deal found 6/17![JetBlue logo]()
$332
This Southwest deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1210:40 pm
SAN
- BOS
1 stop7h 20m
Southwest
Sun 8/168:00 am
BOS
- SAN
1 stop14h 30m
Southwest
Deal found 6/19![Southwest logo]()
$320
This Delta deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2810:00 pm
ONT
- BOS
1 stop10h 08m
Delta
Tue 10/66:00 am
BOS
- ONT
1 stop9h 30m
Delta
Deal found 6/20![Delta logo]()
$332
Last-minute flights from California to MassachusettsDiscover last-minute flight deals from California to Massachusetts. Data last updated June 22, 2026 and is based on user searches.
Discover last-minute flight deals from California to Massachusetts. Data last updated June 22, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:19 pm
LAS
- BOS
1 stop8h 21m
Multiple Airlines
Sat 7/117:05 pm
BOS
- LAS
1 stop8h 44m
Multiple Airlines
Deal found 6/19![Multiple Airlines logo]()
$272
This JetBlue deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/88:50 pm
LAS
- BOS
Nonstop5h 10m
JetBlue
Mon 7/137:39 pm
BOS
- LAS
1 stop8h 10m
JetBlue
Deal found 6/20![JetBlue logo]()
$274
This JetBlue deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1411:59 pm
LAS
- BOS
1 stop8h 34m
JetBlue
Fri 8/77:05 pm
BOS
- LAS
1 stop8h 43m
JetBlue
Deal found 6/20![JetBlue logo]()
$266
This CheapOair deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/149:00 am
LAS
- BOS
1 stop21h 09m
Frontier
Thu 7/2311:52 am
BOS
- LAS
1 stop11h 34m
Frontier
Deal found 6/22![Frontier logo]()
$268
This Expedia deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1511:50 pm
LAS
- BOS
1 stop8h 07m
Multiple Airlines
Wed 7/227:39 pm
BOS
- LAS
1 stop8h 10m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$270
This CheapOair deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1511:50 pm
LAS
- BOS
1 stop8h 07m
Multiple Airlines
Sun 7/267:39 pm
BOS
- LAS
1 stop8h 10m
Multiple Airlines
Deal found 6/17![Multiple Airlines logo]()
$275
This Cheapflightsfares deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/218:40 pm
SAN
- BOS
Nonstop5h 39m
JetBlue
Mon 7/276:05 am
BOS
- SAN
Nonstop6h 04m
JetBlue
Deal found 6/18![JetBlue logo]()
$269
This Expedia deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/228:50 pm
LAS
- BOS
Nonstop5h 10m
Multiple Airlines
Wed 7/2911:59 am
BOS
- LAS
1 stop11h 27m
Multiple Airlines
Deal found 6/21![Multiple Airlines logo]()
$273
This JetBlue deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:40 pm
SAN
- BOS
Nonstop5h 39m
JetBlue
Thu 8/136:05 am
BOS
- SAN
Nonstop6h 05m
JetBlue
Deal found 6/21![JetBlue logo]()
$267
This JetBlue deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:50 pm
LAS
- BOS
Nonstop5h 10m
JetBlue
Wed 8/127:05 pm
BOS
- LAS
1 stop8h 43m
JetBlue
Deal found 6/20![JetBlue logo]()
$269
This Southwest deal was found by Cheapflights users on 6/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/282:45 pm
SAN
- BOS
Nonstop5h 35m
Southwest
Wed 7/296:40 pm
BOS
- SAN
1 stop7h 50m
Southwest
Deal found 6/20![Southwest logo]()
$272
This Cheapflightsfares deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/308:40 pm
SAN
- BOS
Nonstop5h 39m
JetBlue
Thu 8/136:05 am
BOS
- SAN
Nonstop6h 05m
JetBlue
Deal found 6/19![JetBlue logo]()
$274
One-way flights from California to MassachusettsSearch for one-way flight options from California to Massachusetts. Find affordable one-way fares based on user searches. Data last updated June 22, 2026.
Search for one-way flight options from California to Massachusetts. Find affordable one-way fares based on user searches. Data last updated June 22, 2026.
This Super.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2711:51 pm
ONT
- BOS
1 stop8h 35m
JetBlue
Deal found 6/18![JetBlue logo]()
$124
This Super.com deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2411:50 pm
ONT
- BOS
1 stop8h 26m
JetBlue
Deal found 6/19![JetBlue logo]()
$125
This Super.com deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1711:50 pm
ONT
- BOS
1 stop8h 26m
JetBlue
Deal found 6/18![JetBlue logo]()
$127
This Super.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/811:24 pm
ONT
- BOS
1 stop10h 57m
JetBlue
Deal found 6/17![JetBlue logo]()
$131
This JetBlue deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/1411:50 pm
ONT
- BOS
1 stop8h 31m
JetBlue
Deal found 6/17![JetBlue logo]()
$133
This Delta deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2110:39 am
LAS
- BOS
Nonstop5h 10m
Delta
Deal found 6/19![Delta logo]()
$139
This CheapOair deal was found by Cheapflights users on 6/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/149:00 am
LAS
- BOS
1 stop21h 09m
Frontier
Deal found 6/22![Frontier logo]()
$140
This Super.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/311:35 am
LAS
- BOS
1 stop9h 24m
JetBlue
Deal found 6/17![JetBlue logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1612:27 pm
LAS
- BOS
1 stop17h 42m
Frontier
Deal found 6/21![Frontier logo]()
$142
This Cheapflightsfares deal was found by Cheapflights users on 6/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/711:59 pm
LAS
- BOS
1 stop11h 23m
JetBlue
Deal found 6/19![JetBlue logo]()
$143
This Southwest deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:15 am
SAN
- BOS
2 stops13h 10m
Southwest
Deal found 6/21![Southwest logo]()
$144
This American Airlines deal was found by Cheapflights users on 6/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/611:20 pm
LAS
- BOS
1 stop7h 35m
American Airlines
Deal found 6/21![American Airlines logo]()
$144
Find flight deals from California to Massachusetts
Keep the following information in mind while searching for California to Massachusetts flight deals. Data was last updated June 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $246 (SmartFares) |
One-way from | $124 (Super.com) |
Popular in | June |
Cheapest in | January |
Average price | $489 |
Good round-trip deal | $305 or less |
Good one-way deal | $168 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from California to Massachusetts that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 22, 2026.
Use the filters below to find and compare flights from California to Massachusetts that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioBoston
ONT - BOS
ONTBOS
Ontario
Tue 8/4
11:51 pm-11:33 am
1 stop8h 42m
Boston Logan Intl
Wed 8/19
4:30 pm-10:35 pm
1 stop9h 05m
$265
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Fri 8/28
8:59 pm-5:49 am
Nonstop5h 50m
Boston Logan Intl
Thu 9/3
6:17 pm-9:30 pm
Nonstop6h 13m
$267
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Tue 8/25
8:40 pm-5:19 am
Nonstop5h 39m
Boston Logan Intl
Wed 8/26
8:50 am-11:56 am
Nonstop6h 06m
$272
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Tue 12/1
5:45 pm-6:33 am
1 stop9h 48m
Boston Logan Intl
Wed 12/2
3:10 pm-10:58 pm
1 stop10h 48m
$295
San JoseBoston
SJC - BOS
SJCBOS
San Jose
Mon 8/10
6:10 am-7:15 pm
1 stop10h 05m
Boston Logan Intl
Fri 8/14
5:51 am-12:27 pm
1 stop9h 36m
$297
Quickest round-trip
Las VegasBoston
LAS - BOS
LASBOS
Las Vegas Harry Reid Intl
Thu 8/13
11:00 am-7:13 pm
Nonstop5h 13m
Boston Logan Intl
Sat 8/22
7:50 am-10:32 am
Nonstop5h 42m
$297
San DiegoBoston
SAN - BOS
SANBOS
San Diego
Thu 9/10
10:04 pm-6:40 am
Nonstop5h 36m
Boston Logan Intl
Sun 9/13
5:10 pm-8:15 pm
Nonstop6h 05m
$298
Los AngelesBoston
LAX - BOS
LAXBOS
Los Angeles
Mon 8/10
12:50 am-4:55 pm
2 stops13h 05m
Boston Logan Intl
Sat 8/15
10:45 am-4:05 pm
1 stop8h 20m
$302
SacramentoBoston
SMF - BOS
SMFBOS
Sacramento Intl
Sat 8/8
1:45 pm-12:25 am
1 stop7h 40m
Boston Logan Intl
Sat 8/15
5:30 am-10:30 am
1 stop8h 00m
$307
Los AngelesBoston
LAX - BOS
LAXBOS
Los Angeles
Thu 10/8
7:30 am-7:00 pm
1 stop8h 30m
Boston Logan Intl
Thu 10/15
12:50 pm-10:40 pm
1 stop12h 50m
$311
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from California to Massachusetts
Have a flexible travel schedule? Discover the best time to fly to Massachusetts from California with our price prediction graph.
LAS-BOS
SAN-BOS
SJC-BOS
LAX-BDL
SMF-BOS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from California to Massachusetts
USCA-USMA
LAS-BOS
SAN-BOS
SJC-BOS
LAX-BDL
What is the cheapest month to book a flight from California to Massachusetts?
Currently, January is the cheapest month in which you can book a flight from California to Massachusetts (average of $334). Flying from California to Massachusetts in April is currently the most expensive (average of $480). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from CA to MA?
Find hourly flight availability from California to Massachusetts. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 22, 2026.
When flying from California to Massachusetts, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 29% versus a flight in the morning.
Weekly flight availability from California to Massachusetts
Explore weekly flight availability from California to Massachusetts. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 22, 2026.
The most flights from USCA to USMA are scheduled on a Friday (57 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (45 on average).
How much does it cost to fly round-trip from California to Massachusetts?
How far ahead should I book a flight from California to Massachusetts?
Booking 84 days in advance of your planned departure date is, on average, the best time to get cheap flights from California to Massachusetts. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from California to Massachusetts?
Use this chart to determine the cheapest time to fly round-trip from California to Massachusetts. Price data was last updated on June 20, 2026.
Travelers seeking maximum savings on their California to Massachusetts flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Massachusetts
Get insights into the airlines that provide service to Massachusetts. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Massachusetts. Reviews last updated June 22, 2026.
Read through reviews of airlines operating flights from California to Massachusetts, such as Alaska Airlines,Delta, andUnited Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Boarding
8.1
Crew
8.5
Food
7.0
Overall
7.9
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Related info for your journey
Find useful and relevant information for your journey from California to Massachusetts. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for California to Massachusetts
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Massachusetts by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from California to Massachusetts by cabin class
Find flights from California to Massachusetts, based on your preferred cabin class, be it economy, premium economy, business, or first class.
California and Massachusetts flights
Browse other California and Massachusetts flight options. Last updated on June 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Massachusetts
Find the right flight back to California after your stay in Massachusetts
California to Massachusetts flights
Consider these flights traveling from California to Massachusetts.
Top 9 airlines flying from California to Massachusetts
Discover the top 9 airlines that operate flights from California to Massachusetts. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$98 | Average$393 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$106 | Average$235 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$118 | Average$293 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$118 | Average$480 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$125 | Average$411 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$183 | Average$451 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$190 | Average$465 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$205 | Average$442 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$212 | Average$369 | FlexibilityNo cancel fee | On-time83% |