$95+ Cheap flights from Massachusetts to California
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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LAX
May 23 — May 301
Round-trip
1 adult, Economy
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Cheapest flights from Massachusetts to CaliforniaExplore the most affordable flight options available from Massachusetts to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 23, 2026.
Explore the most affordable flight options available from Massachusetts to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 23, 2026.
This American Airlines deal was found by Cheapflights users on 4/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:13 am
BOS
- SJC
1 stop8h 53m
American Airlines
Tue 5/1912:46 pm
SJC
- BOS
1 stop8h 38m
American Airlines
Deal found 4/20![American Airlines logo]()
$179
This American Airlines deal was found by Cheapflights users on 4/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/121:34 pm
BOS
- ONT
1 stop9h 53m
American Airlines
Sat 5/164:52 pm
ONT
- BOS
1 stop10h 08m
American Airlines
Deal found 4/20![American Airlines logo]()
$216
This Southwest deal was found by Cheapflights users on 4/23. 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 8/1910:50 am
BOS
- SJC
1 stop10h 30m
Southwest
Sat 8/226:45 am
SJC
- BOS
1 stop9h 10m
Southwest
Deal found 4/23![Southwest logo]()
$216
This Southwest deal was found by Cheapflights users on 4/21. 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.
Wed 8/1210:50 am
BOS
- SJC
1 stop10h 30m
Southwest
Mon 8/176:55 pm
SJC
- BOS
1 stop8h 05m
Southwest
Deal found 4/21![Southwest logo]()
$222
This Southwest deal was found by Cheapflights users on 4/23. 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 8/1810:50 am
BOS
- SJC
1 stop10h 30m
Southwest
Sat 8/226:45 am
SJC
- BOS
1 stop9h 10m
Southwest
Deal found 4/23![Southwest logo]()
$233
This Southwest deal was found by Cheapflights users on 4/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:30 am
BOS
- SJC
1 stop8h 15m
Southwest
Tue 9/85:00 pm
SJC
- BOS
1 stop10h 00m
Southwest
Deal found 4/22![Southwest logo]()
$234
This Frontier deal was found by Cheapflights users on 4/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:00 am
BOS
- LAX
1 stop14h 12m
Frontier
Sun 5/103:28 pm
LAX
- BOS
1 stop14h 16m
Frontier
Deal found 4/21![Frontier logo]()
$241
This United Airlines deal was found by Cheapflights users on 4/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:45 am
BOS
- LAX
1 stop8h 01m
United Airlines
Sat 9/1211:15 am
LAX
- BOS
1 stop7h 43m
United Airlines
Deal found 4/20![United Airlines logo]()
$242
This United Airlines deal was found by Cheapflights users on 4/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:00 am
BOS
- SJC
1 stop8h 25m
United Airlines
Mon 8/246:37 pm
SJC
- BOS
1 stop8h 22m
United Airlines
Deal found 4/22![United Airlines logo]()
$243
This United Airlines deal was found by Cheapflights users on 4/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/78:05 am
BOS
- LAX
1 stop8h 56m
United Airlines
Tue 5/1910:43 pm
LAX
- BOS
Nonstop5h 41m
United Airlines
Deal found 4/19![United Airlines logo]()
$243
This Frontier deal was found by Cheapflights users on 4/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:00 am
BOS
- LAX
1 stop10h 43m
Frontier
Thu 7/93:28 pm
LAX
- BOS
1 stop13h 24m
Frontier
Deal found 4/21![Frontier logo]()
$244
This Southwest deal was found by Cheapflights users on 4/23. 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.
Fri 6/54:30 pm
BOS
- SJC
1 stop8h 55m
Southwest
Tue 6/99:55 am
SJC
- BOS
1 stop10h 10m
Southwest
Deal found 4/23![Southwest logo]()
$245
Best flights from Massachusetts to CaliforniaDiscover carefully curated flight deals from Massachusetts to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 23, 2026.
Discover carefully curated flight deals from Massachusetts to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 23, 2026.
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/35:15 pm
BOS
- SAN
Nonstop6h 21m
Delta
Wed 6/109:54 pm
SAN
- BOS
Nonstop5h 36m
Delta
Deal found 4/22![Delta logo]()
$267
This Southwest deal was found by Cheapflights users on 4/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/39:15 am
BOS
- SAN
2 stops13h 20m
Southwest
Wed 6/102:35 pm
SAN
- BOS
Nonstop5h 25m
Southwest
Deal found 4/22![Southwest logo]()
$269
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Sat 5/233:54 pm
BOS
- LAS
1 stop8h 29m
United Airlines
Tue 5/2610:00 pm
LAS
- BOS
1 stop7h 17m
United Airlines
Deal found 4/21![United Airlines logo]()
$294
This Breeze Airways deal was found by Cheapflights users on 4/22. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/245:40 pm
BDL
- LAS
Nonstop5h 51m
Breeze Airways
Thu 5/2812:02 pm
LAS
- BDL
1 stop8h 11m
Breeze Airways
Deal found 4/22![Breeze Airways logo]()
$307
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
Sat 5/306:00 am
BOS
- LAX
1 stop11h 59m
Alaska Airlines
Sat 6/62:08 pm
LAX
- BOS
1 stop13h 12m
Alaska Airlines
Deal found 4/23![Alaska Airlines logo]()
$307
This JetBlue deal was found by Cheapflights users on 4/20. 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.
Sun 7/196:05 am
BOS
- SAN
Nonstop6h 05m
JetBlue
Sat 8/18:40 pm
SAN
- BOS
Nonstop5h 39m
JetBlue
Deal found 4/20![JetBlue logo]()
$317
This Southwest deal was found by Cheapflights users on 4/20. 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.
Thu 8/208:40 am
BOS
- LAX
2 stops13h 40m
Southwest
Mon 8/249:00 pm
LAX
- BOS
2 stops9h 30m
Southwest
Deal found 4/20![Southwest logo]()
$285
This Delta deal was found by Cheapflights users on 4/18. 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.
Wed 5/612:45 pm
BOS
- ONT
1 stop8h 48m
Delta
Sat 5/910:00 pm
ONT
- BOS
1 stop8h 46m
Delta
Deal found 4/18![Delta logo]()
$297
This Breeze Airways deal was found by Cheapflights users on 4/18. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/166:05 pm
BDL
- LAS
Nonstop5h 51m
Breeze Airways
Thu 6/1810:01 pm
LAS
- BDL
Nonstop5h 14m
Breeze Airways
Deal found 4/18![Breeze Airways logo]()
$308
This Delta deal was found by Cheapflights users on 4/18. 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.
Sun 8/306:00 am
BOS
- ONT
1 stop9h 29m
Delta
Sat 9/127:00 am
ONT
- BOS
1 stop7h 57m
Delta
Deal found 4/18![Delta logo]()
$297
This Alaska Airlines deal was found by Cheapflights users on 4/21. 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 5/266:00 am
BOS
- LAX
1 stop11h 59m
Alaska Airlines
Mon 6/19:00 am
LAX
- BOS
1 stop18h 20m
Alaska Airlines
Deal found 4/21![Alaska Airlines logo]()
$333
This United Airlines deal was found by Cheapflights users on 4/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/198:05 pm
BOS
- LAX
1 stop8h 25m
United Airlines
Tue 6/237:45 pm
LAX
- BOS
1 stop7h 13m
United Airlines
Deal found 4/19![United Airlines logo]()
$336
This Southwest deal was found by Cheapflights users on 4/19. 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.
Thu 5/285:15 am
BOS
- SJC
2 stops9h 30m
Southwest
Thu 5/2810:55 pm
SJC
- BOS
1 stop10h 45m
Southwest
Deal found 4/19![Southwest logo]()
$313
This Delta deal was found by Cheapflights users on 4/20. 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.
Sat 5/236:27 pm
BDL
- LAS
1 stop7h 43m
Delta
Wed 5/2711:15 pm
LAS
- BDL
1 stop6h 27m
Delta
Deal found 4/20![Delta logo]()
$297
This JetBlue deal was found by Cheapflights users on 4/20. 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 7/216:05 am
BOS
- SAN
Nonstop6h 05m
JetBlue
Sat 8/18:30 pm
SAN
- BOS
1 stop7h 39m
JetBlue
Deal found 4/20![JetBlue logo]()
$370
This United Airlines deal was found by Cheapflights users on 4/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:10 pm
BOS
- LAX
1 stop8h 03m
United Airlines
Fri 10/210:45 pm
LAX
- BOS
1 stop7h 39m
United Airlines
Deal found 4/19![United Airlines logo]()
$337
This Alaska Airlines deal was found by Cheapflights users on 4/20. 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.
Tue 10/207:20 am
BOS
- LAX
1 stop10h 36m
Alaska Airlines
Wed 10/2111:55 am
LAX
- BOS
1 stop9h 10m
Alaska Airlines
Deal found 4/20![Alaska Airlines logo]()
$339
This Southwest deal was found by Cheapflights users on 4/20. 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 6/15:15 am
BOS
- SAN
2 stops9h 55m
Southwest
Tue 6/92:35 pm
SAN
- BOS
Nonstop5h 25m
Southwest
Deal found 4/20![Southwest logo]()
$313
This Breeze Airways deal was found by Cheapflights users on 4/18. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:05 pm
BDL
- LAS
Nonstop5h 51m
Breeze Airways
Tue 8/1112:02 pm
LAS
- BDL
1 stop8h 11m
Breeze Airways
Deal found 4/18![Breeze Airways logo]()
$349
This Delta deal was found by Cheapflights users on 4/19. 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.
Fri 5/295:15 pm
BDL
- LAS
1 stop8h 55m
Delta
Mon 6/16:20 am
LAS
- BDL
1 stop8h 47m
Delta
Deal found 4/19![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 4/18. 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.
Wed 5/68:05 am
BOS
- SAN
2 stops12h 19m
United Airlines
Sat 5/92:14 pm
SAN
- BOS
1 stop7h 45m
United Airlines
Deal found 4/18![United Airlines logo]()
$338
This Alaska Airlines deal was found by Cheapflights users on 4/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/36:00 am
BOS
- LAS
2 stops12h 29m
Alaska Airlines
Mon 6/87:00 am
LAS
- BOS
1 stop19h 44m
Alaska Airlines
Deal found 4/18![Alaska Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 4/21. 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 6/13:45 pm
BOS
- SJC
2 stops11h 10m
Southwest
Mon 6/811:50 am
SJC
- BOS
1 stop8h 10m
Southwest
Deal found 4/21![Southwest logo]()
$328
This Delta deal was found by Cheapflights users on 4/18. 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.
Sat 5/25:44 pm
BOS
- SAN
Nonstop6h 29m
Delta
Sun 5/109:49 pm
SAN
- BOS
Nonstop5h 41m
Delta
Deal found 4/18![Delta logo]()
$302
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Thu 5/2811:00 am
BOS
- SAN
2 stops11h 50m
United Airlines
Tue 6/21:53 pm
SAN
- BOS
1 stop8h 06m
United Airlines
Deal found 4/21![United Airlines logo]()
$338
This JetBlue deal was found by Cheapflights users on 4/18. 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 5/111:53 pm
BDL
- LAS
1 stop9h 09m
JetBlue
Sat 5/1611:50 pm
LAS
- BDL
1 stop10h 08m
JetBlue
Deal found 4/18![JetBlue logo]()
$429
This Alaska Airlines deal was found by Cheapflights users on 4/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/237:11 pm
BOS
- SJC
1 stop17h 11m
Alaska Airlines
Sat 5/305:09 pm
SJC
- BOS
1 stop9h 35m
Alaska Airlines
Deal found 4/22![Alaska Airlines logo]()
$361
This Southwest deal was found by Cheapflights users on 4/20. 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 8/248:40 am
BOS
- LAS
2 stops9h 30m
Southwest
Fri 8/285:25 pm
LAS
- BOS
1 stop9h 35m
Southwest
Deal found 4/20![Southwest logo]()
$329
This Delta deal was found by Cheapflights users on 4/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/87:50 pm
BOS
- LAS
Nonstop5h 49m
Delta
Tue 5/1210:35 am
LAS
- BOS
Nonstop5h 05m
Delta
Deal found 4/22![Delta logo]()
$307
This Breeze Airways deal was found by Cheapflights users on 4/23. 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.
Tue 5/196:05 pm
BDL
- LAS
Nonstop5h 51m
Breeze Airways
Tue 5/2612:02 pm
LAS
- BDL
1 stop8h 11m
Breeze Airways
Deal found 4/23![Breeze Airways logo]()
$412
Last-minute flights from Massachusetts to CaliforniaDiscover last-minute flight deals from Massachusetts to California. Data last updated April 23, 2026 and is based on user searches.
Discover last-minute flight deals from Massachusetts to California. Data last updated April 23, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 4/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2512:52 pm
BOS
- LAX
1 stop11h 53m
Frontier
Wed 5/63:28 pm
LAX
- BOS
1 stop14h 16m
Frontier
Deal found 4/19![Frontier logo]()
$245
This Kissandfly.com deal was found by Cheapflights users on 4/21. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2811:16 am
BOS
- LAX
1 stop10h 50m
Frontier
Tue 5/59:00 pm
LAX
- BOS
Nonstop5h 30m
Frontier
Deal found 4/21![Frontier logo]()
$248
This Expedia deal was found by Cheapflights users on 4/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2911:16 am
BOS
- LAX
1 stop10h 50m
Multiple Airlines
Tue 5/59:45 pm
LAX
- BOS
Nonstop5h 33m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$244
This Expedia deal was found by Cheapflights users on 4/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:00 am
BOS
- LAX
1 stop14h 12m
Frontier
Wed 5/63:28 pm
LAX
- BOS
1 stop14h 16m
Frontier
Deal found 4/20![Frontier logo]()
$241
This American Airlines deal was found by Cheapflights users on 4/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/612:41 pm
BOS
- ONT
1 stop8h 49m
American Airlines
Tue 5/1212:19 pm
ONT
- BOS
1 stop9h 05m
American Airlines
Deal found 4/22![American Airlines logo]()
$247
This United Airlines deal was found by Cheapflights users on 4/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/66:20 pm
BOS
- LAX
Nonstop6h 35m
United Airlines
Sun 5/1010:53 pm
LAX
- BOS
1 stop7h 32m
United Airlines
Deal found 4/20![United Airlines logo]()
$247
This United Airlines deal was found by Cheapflights users on 4/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/78:05 am
BOS
- LAX
1 stop8h 56m
United Airlines
Tue 5/1910:43 pm
LAX
- BOS
Nonstop5h 41m
United Airlines
Deal found 4/19![United Airlines logo]()
$243
This American Airlines deal was found by Cheapflights users on 4/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:13 am
BOS
- SJC
1 stop8h 53m
American Airlines
Tue 5/1912:46 pm
SJC
- BOS
1 stop8h 38m
American Airlines
Deal found 4/20![American Airlines logo]()
$179
This American Airlines deal was found by Cheapflights users on 4/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/121:34 pm
BOS
- ONT
1 stop9h 53m
American Airlines
Sat 5/164:52 pm
ONT
- BOS
1 stop10h 08m
American Airlines
Deal found 4/20![American Airlines logo]()
$216
This Delta deal was found by Cheapflights users on 4/20. 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 5/126:45 pm
BOS
- SAN
1 stop7h 58m
Delta
Sun 5/179:49 pm
SAN
- BOS
Nonstop5h 41m
Delta
Deal found 4/20![Delta logo]()
$247
This JetBlue deal was found by Cheapflights users on 4/22. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/244:15 pm
BOS
- SAN
Nonstop6h 18m
JetBlue
Sat 5/309:10 pm
SAN
- BOS
Nonstop5h 35m
JetBlue
Deal found 4/22![JetBlue logo]()
$246
This CheapOair deal was found by Cheapflights users on 4/19. 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.
Fri 5/296:00 am
BOS
- LAX
1 stop14h 12m
Frontier
Mon 6/13:28 pm
LAX
- BOS
1 stop13h 21m
Frontier
Deal found 4/19![Frontier logo]()
$246
One-way flights from Massachusetts to CaliforniaSearch for one-way flight options from Massachusetts to California. Find affordable one-way fares based on user searches. Data last updated April 23, 2026.
Search for one-way flight options from Massachusetts to California. Find affordable one-way fares based on user searches. Data last updated April 23, 2026.
This Southwest deal was found by Cheapflights users on 4/20. 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.
Wed 5/1311:40 am
BOS
- SJC
1 stop11h 50m
Southwest
Deal found 4/20![Southwest logo]()
$95
This Southwest deal was found by Cheapflights users on 4/20. 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 5/122:30 pm
BOS
- SJC
1 stop9h 35m
Southwest
Deal found 4/20![Southwest logo]()
$96
This American Airlines deal was found by Cheapflights users on 4/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:53 am
BOS
- ONT
1 stop11h 03m
American Airlines
Deal found 4/20![American Airlines logo]()
$99
This American Airlines deal was found by Cheapflights users on 4/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:31 pm
ALB
- LAS
1 stop8h 58m
American Airlines
Deal found 4/22![American Airlines logo]()
$105
This Southwest deal was found by Cheapflights users on 4/20. 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 8/182:10 pm
BOS
- SJC
1 stop9h 20m
Southwest
Deal found 4/20![Southwest logo]()
$112
This Southwest deal was found by Cheapflights users on 4/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/192:10 pm
BOS
- ONT
1 stop7h 45m
Southwest
Deal found 4/22![Southwest logo]()
$115
This Southwest deal was found by Cheapflights users on 4/20. 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 5/198:45 am
ALB
- LAS
1 stop13h 00m
Southwest
Deal found 4/20![Southwest logo]()
$117
This American Airlines deal was found by Cheapflights users on 4/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:00 am
BOS
- ONT
1 stop10h 53m
American Airlines
Deal found 4/20![American Airlines logo]()
$118
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Sat 5/233:54 pm
BOS
- ONT
1 stop9h 01m
United Airlines
Deal found 4/21![United Airlines logo]()
$119
This Southwest deal was found by Cheapflights users on 4/20. 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.
Fri 5/295:30 am
BOS
- SJC
1 stop9h 50m
Southwest
Deal found 4/20![Southwest logo]()
$122
This United Airlines deal was found by Cheapflights users on 4/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1912:34 pm
BOS
- ONT
2 stops10h 30m
United Airlines
Deal found 4/22![United Airlines logo]()
$124
This Super.com deal was found by Cheapflights users on 4/22. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/199:31 am
BOS
- LAX
1 stop10h 41m
Frontier
Deal found 4/22![Frontier logo]()
$124
Find flight deals from Massachusetts to California
Keep the following information in mind while searching for Massachusetts to California flight deals. Data was last updated April 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $179 (American Airlines) |
One-way from | $95 (Southwest) |
Popular in | April |
Cheapest in | January |
Average price | $428 |
Good round-trip deal | $315 or less |
Good one-way deal | $167 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Massachusetts to California 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 April 23, 2026.
Use the filters below to find and compare flights from Massachusetts to California that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonSan Diego
BOS - SAN
BOSSAN
Boston Logan Intl
Wed 6/3
5:15 pm-8:36 pm
Nonstop6h 21m
San Diego
Wed 6/10
9:54 pm-6:30 am
Nonstop5h 36m
$267
BostonSan Diego
BOS - SAN
BOSSAN
Boston Logan Intl
Wed 6/3
9:15 am-7:35 pm
2 stops13h 20m
San Diego
Wed 6/10
2:35 pm-11:00 pm
Nonstop5h 25m
$269
BostonLos Angeles
BOS - LAX
BOSLAX
Boston Logan Intl
Thu 8/20
8:40 am-7:20 pm
2 stops13h 40m
Los Angeles
Mon 8/24
9:00 pm-9:30 am
2 stops9h 30m
$285
BostonLas Vegas
BOS - LAS
BOSLAS
Boston Logan Intl
Sat 5/23
3:54 pm-9:23 pm
1 stop8h 29m
Las Vegas Harry Reid Intl
Tue 5/26
10:00 pm-8:17 am
1 stop7h 17m
$294
BostonOntario
BOS - ONT
BOSONT
Boston Logan Intl
Wed 5/6
12:45 pm-6:33 pm
1 stop8h 48m
Ontario
Sat 5/9
10:00 pm-9:46 am
1 stop8h 46m
$297
BostonOntario
BOS - ONT
BOSONT
Boston Logan Intl
Sun 8/30
6:00 am-12:29 pm
1 stop9h 29m
Ontario
Sat 9/12
7:00 am-5:57 pm
1 stop7h 57m
$297
HartfordLas Vegas
BDL - LAS
BDLLAS
Hartford Bradley Intl
Sat 5/23
6:27 pm-11:10 pm
1 stop7h 43m
Las Vegas Harry Reid Intl
Wed 5/27
11:15 pm-8:42 am
1 stop6h 27m
$297
HartfordLas Vegas
BDL - LAS
BDLLAS
Hartford Bradley Intl
Fri 5/29
5:15 pm-11:10 pm
1 stop8h 55m
Las Vegas Harry Reid Intl
Mon 6/1
6:20 am-6:07 pm
1 stop8h 47m
$297
BostonSan Diego
BOS - SAN
BOSSAN
Boston Logan Intl
Sat 5/2
5:44 pm-9:13 pm
Nonstop6h 29m
San Diego
Sun 5/10
9:49 pm-6:30 am
Nonstop5h 41m
$302
HartfordLas Vegas
BDL - LAS
BDLLAS
Hartford Bradley Intl
Sun 5/24
5:40 pm-8:31 pm
Nonstop5h 51m
Las Vegas Harry Reid Intl
Thu 5/28
12:02 pm-11:13 pm
1 stop8h 11m
$307
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Massachusetts to California
Have a flexible travel schedule? Discover the best time to fly to California from Massachusetts with our price prediction graph.
BOS-SAN
BOS-LAS
BDL-LAS
BOS-LAX
BOS-ONT
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 Massachusetts to California
USMA-USCA
BOS-SAN
BOS-LAS
BDL-LAS
BOS-LAX
What is the cheapest month to book a flight from Massachusetts to California?
Currently, September is the cheapest month in which you can book a flight from Massachusetts to California (average of $334). Flying from Massachusetts to California in December is currently the most expensive (average of $442). 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 MA to CA?
Find hourly flight availability from Massachusetts to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 23, 2026.
It’s optimal to fly from Massachusetts to California in the evening. By choosing this option you can save up to 46% on the cost of your flight, compared to a flight at noon.
What is the cheapest day to fly from Massachusetts to California?
Use this chart to determine the cheapest time to fly round-trip from Massachusetts to California. Price data was last updated on April 18, 2026.
Travelers seeking maximum savings on their Massachusetts to California flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Massachusetts to California
Explore weekly flight availability from Massachusetts to California. 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 April 23, 2026.
The most flights from USMA to USCA are scheduled on a Wednesday (50 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (26 on average).
How much does it cost to fly round-trip from Massachusetts to California?
Reviews of airlines servicing California
Get insights into the airlines that provide service to California. 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 California. Reviews last updated April 23, 2026.
Read through reviews of airlines operating flights from Massachusetts to California, such as Alaska Airlines,Delta, andUnited Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Food
7.0
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Food
7.0
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Food
7.0
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Food
7.0
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Food
7.0
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Food
7.0
Comfort
7.8
Overall
7.9
Entertainment
7.0
Boarding
8.1
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Related info for your journey
Find useful and relevant information for your journey from Massachusetts to California. 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
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Alternative routes for Massachusetts to California
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to California by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Massachusetts to California by cabin class
Find flights from Massachusetts to California, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Massachusetts and California flights
Browse other Massachusetts and California flight options. Last updated on April 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from California
Find the right flight back to Massachusetts after your stay in California
Massachusetts to California flights
Consider these flights traveling from Massachusetts to California.
Top 10 airlines flying from Massachusetts to California
Discover the top 10 airlines that operate flights from Massachusetts to California. 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 April 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$85 | Average$154 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$99 | Average$257 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$100 | Average$210 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$118 | Average$308 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$118 | Average$345 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$131 | Average$382 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$153 | Average$423 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$177 | Average$363 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$183 | Average$402 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$187 | Average$373 | FlexibilityNo cancel fee | On-time83% |