$100+ Cheap flights from California to Boston (BOS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BOS
Dec 8 — Dec 151
Round-trip
1 adult, Economy
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Find cheap flights from California to Boston with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from California to BostonExplore the most affordable flight options available from California to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 8, 2026.
Explore the most affordable flight options available from California to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 8, 2026.
This JetBlue deal was found by Cheapflights users on 11/3. 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 12/310:35 am -
1 stop10h 42m
Thu 12/104:05 pm -
Nonstop6h 28m
Deal found 11/3![JetBlue logo]()
$177
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Fri 12/411:34 am -
1 stop8h 10m
Mon 12/71:13 pm -
1 stop11h 29m
Deal found 11/4![American Airlines logo]()
$178
This JetBlue deal was found by Cheapflights users on 11/7. 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 12/210:35 am -
1 stop10h 42m
Sat 12/56:00 am -
Nonstop6h 30m
Deal found 11/7![JetBlue logo]()
$179
This Super.com deal was found by Cheapflights users on 11/7. 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 12/58:50 pm -
1 stop7h 49m
Sat 12/124:05 pm -
Nonstop6h 28m
Deal found 11/7![JetBlue logo]()
$181
This JetBlue deal was found by Cheapflights users on 11/4. 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 11/2611:39 am -
1 stop9h 43m
Sat 12/54:00 pm -
Nonstop6h 34m
Deal found 11/4![JetBlue logo]()
$182
This JetBlue deal was found by Cheapflights users on 11/5. 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 12/410:35 am -
1 stop10h 42m
Mon 12/74:05 pm -
Nonstop6h 28m
Deal found 11/5![JetBlue logo]()
$183
This Super.com deal was found by Cheapflights users on 11/5. 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 12/810:35 am -
1 stop10h 42m
Thu 12/104:05 pm -
Nonstop6h 28m
Deal found 11/5![JetBlue logo]()
$184
This JetBlue deal was found by Cheapflights users on 11/5. 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 11/2611:39 am -
1 stop9h 43m
Thu 12/105:45 am -
1 stop8h 38m
Deal found 11/5![JetBlue logo]()
$187
This JetBlue deal was found by Cheapflights users on 11/6. 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 12/1610:34 am -
1 stop10h 43m
Tue 1/192:40 pm -
1 stop8h 40m
Deal found 11/6![JetBlue logo]()
$188
This JetBlue deal was found by Cheapflights users on 11/4. 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 12/210:35 am -
1 stop10h 42m
Wed 12/94:05 pm -
Nonstop6h 28m
Deal found 11/4![JetBlue logo]()
$192
This JetBlue deal was found by Cheapflights users on 11/5. 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 12/2310:35 am -
1 stop10h 52m
Tue 2/22:40 pm -
1 stop8h 40m
Deal found 11/5![JetBlue logo]()
$193
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 12/22:15 pm -
1 stop23h 53m
Mon 12/76:13 pm -
1 stop22h 25m
Deal found 11/5![Alaska Airlines logo]()
$303
Best flights from California to BostonDiscover carefully curated flight deals from California to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 8, 2026.
Discover carefully curated flight deals from California to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 8, 2026.
This JetBlue deal was found by Cheapflights users on 11/7. 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 2/158:59 pm -
Nonstop5h 22m
Sat 2/2010:56 am -
1 stop11h 23m
Deal found 11/7![JetBlue logo]()
$228
This Southwest deal was found by Cheapflights users on 11/5. 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 12/311:40 am -
1 stop7h 15m
Thu 12/1011:20 am -
2 stops9h 55m
Deal found 11/5![Southwest logo]()
$271
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/192:23 pm -
1 stop7h 55m
Thu 12/315:45 am -
1 stop8h 44m
Deal found 11/4![United Airlines logo]()
$281
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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.
Thu 12/103:55 pm -
1 stop22h 13m
Mon 12/146:13 pm -
1 stop19h 52m
Deal found 11/3![Alaska Airlines logo]()
$303
This Delta deal was found by Cheapflights users on 11/4. 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 11/2311:38 am -
1 stop9h 21m
Wed 12/27:50 am -
1 stop12h 19m
Deal found 11/4![Delta logo]()
$335
This Alaska Airlines deal was found by Cheapflights users on 11/7. 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 12/58:32 am -
Nonstop5h 36m
Tue 12/89:00 am -
1 stop11h 45m
Deal found 11/7![Alaska Airlines logo]()
$310
This Delta deal was found by Cheapflights users on 11/8. 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 12/410:30 pm -
1 stop11h 03m
Wed 12/93:05 pm -
1 stop8h 34m
Deal found 11/8![Delta logo]()
$335
This United Airlines deal was found by Cheapflights users on 11/5. 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 12/316:02 pm -
1 stop9h 03m
Wed 1/63:00 pm -
1 stop9h 00m
Deal found 11/5![United Airlines logo]()
$347
This Southwest deal was found by Cheapflights users on 11/7. 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.
Sun 12/66:00 am -
1 stop9h 50m
Sun 12/137:30 pm -
1 stop9h 00m
Deal found 11/7![Southwest logo]()
$352
This Alaska Airlines deal was found by Cheapflights users on 11/4. 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 12/29:54 am -
1 stop28h 14m
Sun 12/66:13 pm -
1 stop19h 47m
Deal found 11/4![Alaska Airlines logo]()
$329
This Delta deal was found by Cheapflights users on 11/8. 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 12/285:30 pm -
1 stop8h 57m
Tue 1/56:00 pm -
1 stop8h 59m
Deal found 11/8![Delta logo]()
$335
This JetBlue deal was found by Cheapflights users on 11/7. 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 12/2511:45 pm -
Nonstop5h 34m
Thu 1/75:45 am -
1 stop10h 59m
Deal found 11/7![JetBlue logo]()
$377
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/36:00 am -
1 stop7h 55m
Mon 12/71:35 pm -
2 stops10h 53m
Deal found 11/4![United Airlines logo]()
$352
This Southwest deal was found by Cheapflights users on 11/7. 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 12/176:15 am -
1 stop8h 35m
Fri 1/1512:50 pm -
2 stops10h 55m
Deal found 11/7![Southwest logo]()
$354
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 12/43:55 pm -
1 stop22h 13m
Mon 1/45:47 pm -
1 stop24h 22m
Deal found 11/3![Alaska Airlines logo]()
$338
This Delta deal was found by Cheapflights users on 11/3. 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 11/246:45 am -
1 stop9h 35m
Thu 12/36:45 pm -
1 stop8h 13m
Deal found 11/3![Delta logo]()
$347
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Tue 11/2410:13 am -
1 stop8h 11m
Thu 11/267:10 am -
1 stop10h 57m
Deal found 11/4![United Airlines logo]()
$357
This Southwest deal was found by Cheapflights users on 11/8. 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.
Sun 12/611:55 am -
1 stop8h 15m
Sun 12/1310:10 am -
2 stops10h 45m
Deal found 11/8![Southwest logo]()
$370
This Alaska Airlines deal was found by Cheapflights users on 11/8. 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.
Sun 12/136:20 am -
1 stop7h 48m
Tue 12/156:13 pm -
2 stops21h 02m
Deal found 11/8![Alaska Airlines logo]()
$345
This Delta deal was found by Cheapflights users on 11/3. 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 11/2512:19 pm -
1 stop8h 03m
Thu 12/34:10 pm -
1 stop10h 02m
Deal found 11/3![Delta logo]()
$347
This United Airlines deal was found by Cheapflights users on 11/5. 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 1/66:00 am -
1 stop7h 51m
Sun 1/107:00 am -
1 stop9h 06m
Deal found 11/5![United Airlines logo]()
$367
This Southwest deal was found by Cheapflights users on 11/4. 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 12/712:10 pm -
1 stop8h 35m
Fri 12/1110:10 am -
2 stops12h 10m
Deal found 11/4![Southwest logo]()
$372
This JetBlue deal was found by Cheapflights users on 11/8. 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 2/79:39 pm -
Nonstop5h 22m
Thu 2/115:45 am -
1 stop8h 39m
Deal found 11/8![JetBlue logo]()
$463
This Delta deal was found by Cheapflights users on 11/7. 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 12/276:24 pm -
1 stop10h 12m
Thu 1/77:35 am -
1 stop12h 31m
Deal found 11/7![Delta logo]()
$350
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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.
Thu 12/101:35 pm -
1 stop13h 05m
Tue 12/159:00 am -
1 stop10h 41m
Deal found 11/5![Alaska Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 11/4. 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 1/98:05 am -
1 stop8h 03m
Sat 1/166:00 am -
2 stops9h 58m
Deal found 11/4![United Airlines logo]()
$371
This Southwest deal was found by Cheapflights users on 11/6. 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 12/58:15 am -
2 stops10h 45m
Sat 12/122:15 pm -
1 stop8h 10m
Deal found 11/6![Southwest logo]()
$380
This Delta deal was found by Cheapflights users on 11/8. 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 12/276:24 pm -
1 stop10h 12m
Tue 1/57:35 am -
1 stop10h 01m
Deal found 11/8![Delta logo]()
$350
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 12/1111:20 am -
1 stop9h 39m
Sun 12/134:56 pm -
1 stop10h 03m
Deal found 11/3![Alaska Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 11/5. 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 12/36:40 pm -
1 stop10h 17m
Thu 12/107:30 am -
1 stop8h 04m
Deal found 11/5![United Airlines logo]()
$372
Last-minute flights from California to BostonDiscover last-minute flight deals from California to Boston. Data last updated November 8, 2026 and is based on user searches.
Discover last-minute flight deals from California to Boston. Data last updated November 8, 2026 and is based on user searches.
This JetBlue deal was found by Cheapflights users on 11/4. 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 11/2611:39 am -
1 stop9h 43m
Sat 12/54:00 pm -
Nonstop6h 34m
Deal found 11/4![JetBlue logo]()
$182
This JetBlue deal was found by Cheapflights users on 11/5. 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 11/2611:39 am -
1 stop9h 43m
Thu 12/105:45 am -
1 stop8h 38m
Deal found 11/5![JetBlue logo]()
$187
This JetBlue deal was found by Cheapflights users on 11/7. 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 12/210:35 am -
1 stop10h 42m
Sat 12/56:00 am -
Nonstop6h 30m
Deal found 11/7![JetBlue logo]()
$179
This JetBlue deal was found by Cheapflights users on 11/4. 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 12/210:35 am -
1 stop10h 42m
Wed 12/94:05 pm -
Nonstop6h 28m
Deal found 11/4![JetBlue logo]()
$192
This Alaska Airlines deal was found by Cheapflights users on 11/5. 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 12/22:15 pm -
1 stop23h 53m
Mon 12/76:13 pm -
1 stop22h 25m
Deal found 11/5![Alaska Airlines logo]()
$303
This JetBlue deal was found by Cheapflights users on 11/3. 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 12/310:35 am -
1 stop10h 42m
Mon 12/74:05 pm -
Nonstop6h 28m
Deal found 11/3![JetBlue logo]()
$177
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Fri 12/411:34 am -
1 stop8h 10m
Mon 12/71:13 pm -
1 stop11h 29m
Deal found 11/4![American Airlines logo]()
$178
This JetBlue deal was found by Cheapflights users on 11/5. 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 12/410:35 am -
1 stop10h 42m
Mon 12/74:05 pm -
Nonstop6h 28m
Deal found 11/5![JetBlue logo]()
$183
This Super.com deal was found by Cheapflights users on 11/7. 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 12/58:50 pm -
1 stop7h 49m
Sat 12/124:05 pm -
Nonstop6h 28m
Deal found 11/7![JetBlue logo]()
$181
This Super.com deal was found by Cheapflights users on 11/5. 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 12/810:35 am -
1 stop10h 42m
Thu 12/104:05 pm -
Nonstop6h 28m
Deal found 11/5![JetBlue logo]()
$184
This JetBlue deal was found by Cheapflights users on 11/6. 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 12/1610:34 am -
1 stop10h 43m
Tue 1/192:40 pm -
1 stop8h 40m
Deal found 11/6![JetBlue logo]()
$188
This JetBlue deal was found by Cheapflights users on 11/5. 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 12/2310:35 am -
1 stop10h 52m
Tue 2/22:40 pm -
1 stop8h 40m
Deal found 11/5![JetBlue logo]()
$193
One-way flights from California to BostonSearch for one-way flight options from California to Boston. Find affordable one-way fares based on user searches. Data last updated November 8, 2026.
Search for one-way flight options from California to Boston. Find affordable one-way fares based on user searches. Data last updated November 8, 2026.
This American Airlines deal was found by Cheapflights users on 11/8. 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 12/126:20 am -
1 stop8h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![American Airlines logo]()
$100
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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.
Mon 12/2111:44 am -
Nonstop5h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![JetBlue logo]()
$102
This Cheapflightsfares deal was found by Cheapflights users on 11/6. 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 12/311:34 am -
Nonstop5h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![JetBlue logo]()
$103
This KAYAK deal was found by Cheapflights users on 11/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/298:35 pm -
Nonstop5h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![JetBlue logo]()
$104
This Southwest deal was found by Cheapflights users on 11/6. 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 12/311:25 am -
Nonstop5h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Southwest logo]()
$105
This Cheapflightsfares deal was found by Cheapflights users on 11/7. 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.
Fri 12/119:45 pm -
Nonstop5h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![JetBlue logo]()
$113
This Southwest deal was found by Cheapflights users on 11/8. 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 12/2511:25 am -
Nonstop5h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Southwest logo]()
$115
This Super.com deal was found by Cheapflights users on 11/8. 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 12/2510:35 am -
1 stop9h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![JetBlue logo]()
$117
This Delta deal was found by Cheapflights users on 11/4. 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 12/110:13 pm -
Nonstop5h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Delta logo]()
$119
This Super.com deal was found by Cheapflights users on 11/7. 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 12/2210:35 am -
1 stop9h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![JetBlue logo]()
$123
This United Airlines deal was found by Cheapflights users on 11/8. 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.
Tue 12/226:23 pm -
1 stop8h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![United Airlines logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
Sat 12/511:00 am -
2 stops20h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Frontier logo]()
$150
Find flight deals from California to Boston
Keep the following information in mind while searching for California to Boston flight deals. Data was last updated November 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $177 (JetBlue) |
One-way from | $100 (American Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $458 |
Good round-trip deal | $245 or less |
Good one-way deal | $150 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from California to Boston 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 7,457,451 searches. Data last updated November 8, 2026.
Use the filters below to find and compare flights from California to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoBoston
SAN San Diego - BOS Boston Logan Intl
SANBOS
San Diego
Mon 12/7
9:40 pm-10:46 am
1 stop10h 06m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$105
San DiegoBoston
SAN San Diego - BOS Boston Logan Intl
SANBOS
San Diego
Thu 12/3
11:25 am-7:50 pm
Nonstop5h 25m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$105
San DiegoBoston
SAN San Diego - BOS Boston Logan Intl
SANBOS
San Diego
Tue 12/1
10:13 pm-6:39 am
Nonstop5h 26m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$119
San DiegoBoston
SAN San Diego - BOS Boston Logan Intl
SANBOS
San Diego
Sat 12/19
10:30 pm-9:17 am
1 stop7h 47m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$125
San DiegoBoston
SAN San Diego - BOS Boston Logan Intl
SANBOS
San Diego
Thu 12/17
10:13 pm-6:39 am
Nonstop5h 26m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$139
Santa BarbaraBoston
SBA Santa Barbara - BOS Boston Logan Intl
SBABOS
Santa Barbara
Mon 2/1
6:07 am-3:52 pm
1 stop30h 45m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$157
Santa BarbaraBoston
SBA Santa Barbara - BOS Boston Logan Intl
SBABOS
Santa Barbara
Thu 12/17
6:07 am-5:28 am
1 stop20h 21m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$157
San JoseBoston
SJC San Jose - BOS Boston Logan Intl
SJCBOS
San Jose
Tue 12/1
3:23 pm-5:09 pm
1 stop22h 46m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$157
Quickest round-trip
San DiegoBoston
SAN San Diego - BOS Boston Logan Intl
SANBOS
San Diego
Tue 12/29
10:30 pm-6:45 am
Nonstop5h 15m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$168
San JoseBoston
SJC San Jose - BOS Boston Logan Intl
SJCBOS
San Jose
Fri 12/11
10:30 pm-12:33 pm
1 stop11h 03m
Boston Logan Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$168
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from California to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from California with our price prediction graph.
SAN-BOS
SBA-BOS
PSP-BOS
SJC-BOS
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 Boston
USCA-BOS
SAN-BOS
SBA-BOS
PSP-BOS
SJC-BOS
What is the cheapest month to book a flight from California to Boston?
Currently, January is the cheapest month in which you can book a flight from California to Boston (average of $326). Flying from California to Boston in June is currently the most expensive (average of $490). 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 BOS?
Find hourly flight availability from California to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 8, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 26% on flights from California to Boston by exploring options for tickets in the evening.
Weekly flight availability from California to Boston
Explore weekly flight availability from California to Boston. 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 November 8, 2026.
The most flights from USCA to BOS are scheduled on a Friday (48 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (27 on average).
How much does it cost to fly round-trip from California to Boston?
Airfare is below average for this route at the moment.
California to Boston flights typically cost between $357 and $614 in January.The cheapest round-trip price found within the last 5 days was $345 on Alaska Airlines (Jan 7-Jan 11).
How far ahead should I book a flight from California to Boston?
The price you pay for your flight from California to Boston may vary depending on when you book. For the best chance of a lower fare, look to book 84 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest day to fly from California to Boston?
Use this chart to determine the cheapest time to fly round-trip from California to Boston. Price data was last updated on November 7, 2026.
Travelers seeking maximum savings on their California to Boston 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.
Related info for your journey
Find useful and relevant information for your journey from California to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
Randolph
Concord
Cambridge
Brockton
Dedham
Cranston
Warwick
Pawtucket
Peabody
Revere
Fitchburg
Londonderry
York Beach
North Falmouth
Chelsea
Swansea
Braintree
Auburn
Sandwich
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.
Alternative routes
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Alternative routes for California to Boston
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Boston
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 8, 2026.
Complete your trip
Complete your trip to Boston by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from California to Boston by cabin class
Find flights from California to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
California and Boston flights
Browse other California and Boston flight options. Last updated on November 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
California to Boston flights
Consider these flights traveling from California to Boston.
Top 7 airlines flying from California to Boston
Discover the top 7 airlines that operate flights from California to Boston. 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 7,457,451 searches. Data last updated November 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$103 | Average$252 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$118 | Average$420 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$129 | Average$420 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$166 | Average$407 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$178 | Average$458 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$214 | Average$464 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$466 | FlexibilityNo cancel fee | On-time63% |