$63+ Cheap flights from Boise (BOI) 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — LAX
Apr 10 — Apr 171
Round-trip
1 adult, Economy
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Cheapest flights from Boise to CaliforniaExplore the most affordable flight options available from Boise to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.
Explore the most affordable flight options available from Boise to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.
This Delta deal was found by Cheapflights users on 3/11. 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 5/26:00 am
BOI
- SMF
1 stop4h 03m
Delta
Tue 5/55:14 pm
SMF
- BOI
1 stop3h 42m
Delta
Deal found 3/11![Delta logo]()
$125
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 4/87:00 am
BOI
- SMF
Nonstop1h 34m
Alaska Airlines
Sat 4/111:04 pm
SMF
- BOI
Nonstop1h 27m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$137
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 4/184:40 pm
BOI
- ONT
Nonstop2h 05m
Alaska Airlines
Tue 4/216:25 pm
ONT
- BOI
Nonstop2h 01m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$137
This CheapOair deal was found by Cheapflights users on 3/10. 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.
Sat 5/27:00 am
BOI
- SMF
Nonstop1h 30m
Alaska Airlines
Tue 5/51:48 pm
SMF
- BOI
Nonstop1h 27m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$147
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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 4/184:40 pm
BOI
- ONT
Nonstop2h 05m
Alaska Airlines
Wed 4/292:59 pm
ONT
- BOI
Nonstop2h 00m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$147
This Trip.com deal was found by Cheapflights users on 3/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/209:02 am
BOI
- SJC
Nonstop2h 00m
Alaska Airlines
Mon 4/277:41 pm
SJC
- BOI
Nonstop1h 43m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$150
This Southwest deal was found by Cheapflights users on 3/10. 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 5/57:05 am
BOI
- SMF
Nonstop1h 25m
Southwest
Sat 5/912:40 pm
SMF
- BOI
2 stops8h 25m
Southwest
Deal found 3/10![Southwest logo]()
$152
This Southwest deal was found by Cheapflights users on 3/10. 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 4/118:50 am
BOI
- OAK
Nonstop1h 45m
Southwest
Tue 4/141:55 pm
OAK
- BOI
Nonstop1h 30m
Southwest
Deal found 3/10![Southwest logo]()
$152
This Southwest deal was found by Cheapflights users on 3/10. 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 4/247:55 pm
BOI
- LAS
1 stop4h 10m
Southwest
Sat 4/257:30 am
LAS
- BOI
2 stops7h 45m
Southwest
Deal found 3/10![Southwest logo]()
$156
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 3/317:40 am
BOI
- SFO
Nonstop2h 00m
Alaska Airlines
Sat 4/46:56 pm
SFO
- BOI
Nonstop1h 44m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$157
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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 4/187:00 am
BOI
- SMF
Nonstop1h 34m
Alaska Airlines
Tue 4/213:41 pm
SMF
- BOI
1 stop7h 06m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$157
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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 3/319:02 am
BOI
- SJC
Nonstop2h 00m
Alaska Airlines
Fri 4/107:22 pm
SJC
- BOI
Nonstop1h 45m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$157
Best flights from Boise to CaliforniaDiscover carefully curated flight deals from Boise to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 11, 2026.
Discover carefully curated flight deals from Boise to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 11, 2026.
This Southwest deal was found by Cheapflights users on 3/10. 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 4/118:50 am
BOI
- OAK
Nonstop1h 45m
Southwest
Tue 4/141:55 pm
OAK
- BOI
Nonstop1h 30m
Southwest
Deal found 3/10![Southwest logo]()
$152
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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 4/79:02 am
BOI
- SJC
Nonstop2h 00m
Alaska Airlines
Sat 4/117:22 pm
SJC
- BOI
Nonstop1h 45m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$157
This Delta deal was found by Cheapflights users on 3/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:40 am
BOI
- SJC
1 stop6h 15m
Delta
Wed 5/63:40 pm
SJC
- BOI
1 stop7h 37m
Delta
Deal found 3/6![Delta logo]()
$165
This United Airlines deal was found by Cheapflights users on 3/9. 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 5/88:02 am
BOI
- LAX
Nonstop2h 21m
United Airlines
Mon 5/116:57 pm
LAX
- BOI
Nonstop2h 19m
United Airlines
Deal found 3/9![United Airlines logo]()
$217
This Southwest deal was found by Cheapflights users on 3/9. 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 5/71:20 pm
BOI
- SJC
Nonstop1h 45m
Southwest
Sun 5/1012:50 pm
SJC
- BOI
Nonstop1h 40m
Southwest
Deal found 3/9![Southwest logo]()
$157
This Delta deal was found by Cheapflights users on 3/7. 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.
Sat 5/25:40 am
BOI
- SMF
1 stop5h 52m
Delta
Tue 5/57:00 am
SMF
- BOI
1 stop5h 12m
Delta
Deal found 3/7![Delta logo]()
$165
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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.
Sat 4/117:40 am
BOI
- SFO
Nonstop2h 00m
Alaska Airlines
Tue 4/145:21 pm
SFO
- BOI
1 stop4h 31m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$167
This Southwest deal was found by Cheapflights users on 3/10. 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 4/188:50 am
BOI
- OAK
Nonstop1h 45m
Southwest
Sun 4/199:15 am
OAK
- BOI
Nonstop1h 30m
Southwest
Deal found 3/10![Southwest logo]()
$157
This Delta deal was found by Cheapflights users on 3/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/85:45 am
BOI
- SMF
1 stop7h 08m
Delta
Tue 5/1212:46 pm
SMF
- BOI
1 stop6h 48m
Delta
Deal found 3/6![Delta logo]()
$165
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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 5/21:33 pm
BOI
- BUR
Nonstop2h 10m
Alaska Airlines
Tue 5/57:00 am
BUR
- BOI
1 stop7h 33m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$167
This Southwest deal was found by Cheapflights users on 3/10. 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 4/151:05 pm
BOI
- SJC
1 stop6h 50m
Southwest
Wed 4/226:15 am
SJC
- BOI
1 stop5h 15m
Southwest
Deal found 3/10![Southwest logo]()
$158
This Delta deal was found by Cheapflights users on 3/7. 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.
Sat 4/185:40 am
BOI
- SMF
1 stop7h 29m
Delta
Tue 4/2111:12 am
SMF
- BOI
1 stop7h 48m
Delta
Deal found 3/7![Delta logo]()
$165
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 4/27:00 am
BOI
- SMF
Nonstop1h 34m
Alaska Airlines
Tue 4/71:04 pm
SMF
- BOI
Nonstop1h 27m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$177
This Southwest deal was found by Cheapflights users on 3/7. 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.
Sat 4/183:25 pm
BOI
- ONT
2 stops6h 20m
Southwest
Tue 4/215:20 pm
ONT
- BOI
1 stop5h 00m
Southwest
Deal found 3/7![Southwest logo]()
$162
This United Airlines deal was found by Cheapflights users on 3/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/85:29 pm
BOI
- SNA
1 stop5h 28m
United Airlines
Mon 5/112:38 pm
SNA
- BOI
1 stop5h 39m
United Airlines
Deal found 3/7![United Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 3/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/288:59 am
BOI
- LAS
1 stop5h 15m
Delta
Tue 5/56:00 am
LAS
- BOI
1 stop6h 12m
Delta
Deal found 3/6![Delta logo]()
$165
This Alaska Airlines deal was found by Cheapflights users on 3/8. 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.
Tue 5/124:38 pm
BOI
- LAX
1 stop6h 19m
Alaska Airlines
Wed 5/1312:48 pm
LAX
- BOI
1 stop7h 29m
Alaska Airlines
Deal found 3/8![Alaska Airlines logo]()
$177
This Southwest deal was found by Cheapflights users on 3/8. 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.
Sat 4/183:25 pm
BOI
- SMF
Nonstop1h 25m
Southwest
Tue 4/217:00 pm
SMF
- BOI
1 stop4h 25m
Southwest
Deal found 3/8![Southwest logo]()
$167
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Sat 4/187:11 am
BOI
- LAX
Nonstop2h 19m
United Airlines
Sat 4/254:21 pm
LAX
- BOI
Nonstop2h 18m
United Airlines
Deal found 3/8![United Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 3/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/162:22 pm
BOI
- SFO
1 stop10h 37m
Alaska Airlines
Sun 4/196:56 pm
SFO
- BOI
Nonstop1h 44m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$181
This Southwest deal was found by Cheapflights users on 3/9. 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 4/86:00 am
BOI
- LAS
Nonstop1h 45m
Southwest
Wed 4/156:10 pm
LAS
- BOI
1 stop4h 20m
Southwest
Deal found 3/9![Southwest logo]()
$167
This United Airlines deal was found by Cheapflights users on 3/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/94:20 pm
BOI
- LAX
1 stop4h 48m
United Airlines
Sun 5/247:30 am
LAX
- BOI
1 stop4h 38m
United Airlines
Deal found 3/6![United Airlines logo]()
$227
This Delta deal was found by Cheapflights users on 3/9. 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 4/1612:52 pm
BOI
- BUR
1 stop4h 17m
Delta
Thu 4/237:05 am
BUR
- BOI
1 stop3h 57m
Delta
Deal found 3/9![Delta logo]()
$199
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 4/37:40 am
BOI
- SFO
Nonstop2h 00m
Alaska Airlines
Sun 4/56:56 pm
SFO
- BOI
Nonstop1h 44m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$187
This United Airlines deal was found by Cheapflights users on 3/8. 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 4/147:11 am
BOI
- LAX
Nonstop2h 19m
United Airlines
Sat 4/184:21 pm
LAX
- BOI
Nonstop2h 18m
United Airlines
Deal found 3/8![United Airlines logo]()
$227
This Southwest deal was found by Cheapflights users on 3/6. 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.
Wed 5/65:00 pm
BOI
- LAS
1 stop4h 30m
Southwest
Fri 5/84:50 pm
LAS
- BOI
1 stop7h 10m
Southwest
Deal found 3/6![Southwest logo]()
$177
This Delta deal was found by Cheapflights users on 3/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/21:52 pm
BOI
- LAX
1 stop7h 49m
Delta
Sat 5/92:05 pm
LAX
- BOI
1 stop5h 29m
Delta
Deal found 3/6![Delta logo]()
$205
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 4/148:04 pm
BOI
- SAN
Nonstop2h 19m
Alaska Airlines
Sat 4/188:18 pm
SAN
- BOI
Nonstop2h 29m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$187
This Southwest deal was found by Cheapflights users on 3/8. 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.
Mon 4/66:25 am
BOI
- ONT
1 stop5h 10m
Southwest
Wed 4/83:45 pm
ONT
- BOI
1 stop6h 45m
Southwest
Deal found 3/8![Southwest logo]()
$177
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Sat 8/17:05 pm
BOI
- SAN
1 stop6h 26m
United Airlines
Tue 8/49:26 am
SAN
- BOI
1 stop6h 18m
United Airlines
Deal found 3/8![United Airlines logo]()
$247
Last-minute flights from Boise to CaliforniaDiscover last-minute flight deals from Boise to California. Data last updated March 11, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to California. Data last updated March 11, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 3/317:40 am
BOI
- SFO
Nonstop2h 00m
Alaska Airlines
Sat 4/46:56 pm
SFO
- BOI
Nonstop1h 44m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$157
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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 3/319:02 am
BOI
- SJC
Nonstop2h 00m
Alaska Airlines
Sat 4/117:22 pm
SJC
- BOI
Nonstop1h 45m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$157
This Southwest deal was found by Cheapflights users on 3/7. 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.
Wed 4/15:40 am
BOI
- LAS
Nonstop1h 50m
Southwest
Tue 4/74:05 pm
LAS
- BOI
Nonstop1h 55m
Southwest
Deal found 3/7![Southwest logo]()
$157
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 4/87:00 am
BOI
- SMF
Nonstop1h 34m
Alaska Airlines
Sat 4/111:04 pm
SMF
- BOI
Nonstop1h 27m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$137
This Southwest deal was found by Cheapflights users on 3/10. 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 4/118:50 am
BOI
- OAK
Nonstop1h 45m
Southwest
Tue 4/141:55 pm
OAK
- BOI
Nonstop1h 30m
Southwest
Deal found 3/10![Southwest logo]()
$152
This CheapOair deal was found by Cheapflights users on 3/9. 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 4/174:40 pm
BOI
- ONT
Nonstop2h 05m
Alaska Airlines
Tue 4/216:25 pm
ONT
- BOI
Nonstop2h 01m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$157
This Southwest deal was found by Cheapflights users on 3/10. 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 4/172:00 pm
BOI
- OAK
Nonstop1h 45m
Southwest
Sun 4/199:15 am
OAK
- BOI
Nonstop1h 30m
Southwest
Deal found 3/10![Southwest logo]()
$157
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 4/184:40 pm
BOI
- ONT
Nonstop2h 05m
Alaska Airlines
Tue 4/216:25 pm
ONT
- BOI
Nonstop2h 01m
Alaska Airlines
Deal found 3/9![Alaska Airlines logo]()
$137
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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 4/184:40 pm
BOI
- ONT
Nonstop2h 05m
Alaska Airlines
Wed 4/292:59 pm
ONT
- BOI
Nonstop2h 00m
Alaska Airlines
Deal found 3/7![Alaska Airlines logo]()
$147
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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 4/187:00 am
BOI
- SMF
Nonstop1h 34m
Alaska Airlines
Tue 4/213:41 pm
SMF
- BOI
1 stop7h 06m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$157
This Trip.com deal was found by Cheapflights users on 3/6. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/209:02 am
BOI
- SJC
Nonstop2h 00m
Alaska Airlines
Mon 4/277:41 pm
SJC
- BOI
Nonstop1h 43m
Alaska Airlines
Deal found 3/6![Alaska Airlines logo]()
$150
This Southwest deal was found by Cheapflights users on 3/10. 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 4/247:55 pm
BOI
- LAS
1 stop4h 10m
Southwest
Sat 4/257:30 am
LAS
- BOI
2 stops7h 45m
Southwest
Deal found 3/10![Southwest logo]()
$156
One-way flights from Boise to CaliforniaSearch for one-way flight options from Boise to California. Find affordable one-way fares based on user searches. Data last updated March 11, 2026.
Search for one-way flight options from Boise to California. Find affordable one-way fares based on user searches. Data last updated March 11, 2026.
This Delta deal was found by Cheapflights users on 3/10. 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 5/96:00 am
BOI
- SMF
1 stop3h 53m
Delta
Deal found 3/10![Delta logo]()
$63
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/113:07 pm
BOI
- SNA
Nonstop2h 19m
Allegiant Air
Deal found 3/8![Allegiant Air logo]()
$63
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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 4/77:00 am
BOI
- SMF
Nonstop1h 34m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$69
This CheapOair deal was found by Cheapflights users on 3/10. 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.
Sat 4/47:20 am
BOI
- LAS
Nonstop2h 05m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 5/302:10 pm
BOI
- SNA
Nonstop2h 15m
Allegiant Air
Deal found 3/10![Allegiant Air logo]()
$69
This Delta deal was found by Cheapflights users on 3/10. 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 5/96:41 pm
BOI
- BUR
1 stop4h 04m
Delta
Deal found 3/10![Delta logo]()
$70
This Delta deal was found by Cheapflights users on 3/11. 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 5/93:14 pm
BOI
- SAN
1 stop8h 12m
Delta
Deal found 3/11![Delta logo]()
$70
This Southwest deal was found by Cheapflights users on 3/10. 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 6/911:45 am
BOI
- OAK
Nonstop1h 45m
Southwest
Deal found 3/10![Southwest logo]()
$74
This Kiwi.com deal was found by Cheapflights users on 3/11. 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 3/212:50 pm
BOI
- SNA
Nonstop2h 16m
Allegiant Air
Deal found 3/11![Allegiant Air logo]()
$75
This Southwest deal was found by Cheapflights users on 3/10. 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 4/2511:00 am
BOI
- LAX
1 stop6h 25m
Southwest
Deal found 3/10![Southwest logo]()
$76
This United Airlines deal was found by Cheapflights users on 3/10. 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 4/119:26 am
BOI
- SFO
Nonstop2h 04m
United Airlines
Deal found 3/10![United Airlines logo]()
$79
This Alaska Airlines deal was found by Cheapflights users on 3/10. 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 4/79:02 am
BOI
- SJC
Nonstop2h 00m
Alaska Airlines
Deal found 3/10![Alaska Airlines logo]()
$79
Find flight deals from Boise to California
Keep the following information in mind while searching for Boise to California flight deals. Data was last updated March 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $125 (Delta) |
One-way from | $63 (Delta) |
Popular in | March |
Cheapest in | April |
Average price | $354 |
Good round-trip deal | $187 or less |
Good one-way deal | $103 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise 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 March 11, 2026.
Use the filters below to find and compare flights from Boise to California that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseOakland
BOI - OAK
BOIOAK
Boise Air Term. Gowen Fld
Sat 4/11
8:50 am-9:35 am
Nonstop1h 45m
Oakland
Tue 4/14
1:55 pm-4:25 pm
Nonstop1h 30m
$152
BoiseSan Jose
BOI - SJC
BOISJC
Boise Air Term. Gowen Fld
Tue 4/7
9:02 am-10:02 am
Nonstop2h 00m
San Jose
Sat 4/11
7:22 pm-10:07 pm
Nonstop1h 45m
$157
BoiseSan Jose
BOI - SJC
BOISJC
Boise Air Term. Gowen Fld
Thu 5/7
1:20 pm-2:05 pm
Nonstop1h 45m
San Jose
Sun 5/10
12:50 pm-3:30 pm
Nonstop1h 40m
$157
BoiseOakland
BOI - OAK
BOIOAK
Boise Air Term. Gowen Fld
Sat 4/18
8:50 am-9:35 am
Nonstop1h 45m
Oakland
Sun 4/19
9:15 am-11:45 am
Nonstop1h 30m
$157
BoiseSan Jose
BOI - SJC
BOISJC
Boise Air Term. Gowen Fld
Wed 4/15
1:05 pm-6:55 pm
1 stop6h 50m
San Jose
Wed 4/22
6:15 am-12:30 pm
1 stop5h 15m
$158
BoiseOntario
BOI - ONT
BOIONT
Boise Air Term. Gowen Fld
Sat 4/18
3:25 pm-8:45 pm
2 stops6h 20m
Ontario
Tue 4/21
5:20 pm-11:20 pm
1 stop5h 00m
$162
BoiseSan Jose
BOI - SJC
BOISJC
Boise Air Term. Gowen Fld
Thu 4/30
5:40 am-10:55 am
1 stop6h 15m
San Jose
Wed 5/6
3:40 pm-12:17 am
1 stop7h 37m
$165
BoiseSacramento
BOI - SMF
BOISMF
Boise Air Term. Gowen Fld
Sat 5/2
5:40 am-10:32 am
1 stop5h 52m
Sacramento Intl
Tue 5/5
7:00 am-1:12 pm
1 stop5h 12m
$165
BoiseSacramento
BOI - SMF
BOISMF
Boise Air Term. Gowen Fld
Fri 5/8
5:45 am-11:53 am
1 stop7h 08m
Sacramento Intl
Tue 5/12
12:46 pm-8:34 pm
1 stop6h 48m
$165
BoiseSacramento
BOI - SMF
BOISMF
Boise Air Term. Gowen Fld
Sat 4/18
5:40 am-12:09 pm
1 stop7h 29m
Sacramento Intl
Tue 4/21
11:12 am-8:00 pm
1 stop7h 48m
$165
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Boise to California
Have a flexible travel schedule? Discover the best time to fly to California from Boise with our price prediction graph.
BOI-SMF
BOI-ONT
BOI-SJC
BOI-OAK
BOI-LAS
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 Boise to California
BOI-USCA
BOI-SMF
BOI-ONT
BOI-SJC
BOI-OAK
What is the cheapest month to book a flight from Boise to California?
Currently, August is the cheapest month in which you can book a flight from Boise to California (average of $77). Flying from Boise to California in December is currently the most expensive (average of $147). 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 BOI to CA?
Find hourly flight availability from Boise 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 March 11, 2026.
It’s optimal to fly from Boise to California at noon. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight in the evening.
What is the cheapest day to fly from Boise to California?
Use this chart to determine the cheapest time to fly round-trip from Boise to California. Price data was last updated on February 21, 2026.
Travelers seeking maximum savings on their Boise to California flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Boise to California
Explore weekly flight availability from Boise 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 March 11, 2026.
The most flights from BOI to USCA are scheduled on a Tuesday (22 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (15 on average).
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 March 11, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Southwest, andDelta from Boise to California by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Comfort
7.8
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Comfort
7.8
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Comfort
7.8
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Comfort
7.8
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Comfort
7.8
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Crew
8.5
Comfort
7.8
Overall
8.0
Food
7.1
Boarding
8.1
Entertainment
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Related info for your journey
Find useful and relevant information for your journey from Boise to California. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Boise to California
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Complete your trip
Complete your trip to California by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boise to California by cabin class
Find flights from Boise to California, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boise and California flights
Browse other Boise and California flight options. Last updated on March 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Boise to California flights
Consider these flights traveling from Boise to California.
Top 8 airlines flying from Boise to California
Discover the top 8 airlines that operate flights from Boise 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 March 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$57 | Average$161 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$68 | Average$248 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$68 | Average$244 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$86 | Average$222 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$108 | Average$295 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$121 | Average$283 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$147 | Average$308 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$172 | Average$677 | FlexibilityNo cancel fee | On-time71% |