$59+ Cheap flights from California to Boise (BOI)
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 11/22. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BOI
Nov 24 — Dec 11
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from California to Boise 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from California to Boise
Cheapest
Best
Last-minute
One-way
Cheapest flights from California to BoiseExplore the most affordable flight options available from California to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
Explore the most affordable flight options available from California to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 25, 2026.
This Southwest deal was found by Cheapflights users on 10/23. 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.
Mon 12/76:40 pm -
Nonstop2h 15m
Thu 12/108:20 am -
Nonstop2h 25m
Deal found 10/23![Southwest logo]()
$100
This Southwest deal was found by Cheapflights users on 10/23. 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 12/118:50 pm -
Nonstop2h 20m
Sun 12/136:35 am -
Nonstop2h 10m
Deal found 10/23![Southwest logo]()
$104
This Southwest deal was found by Cheapflights users on 10/23. 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.
Sat 11/216:25 pm -
Nonstop2h 10m
Sun 11/228:30 pm -
1 stop4h 25m
Deal found 10/23![Southwest logo]()
$114
This Southwest deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 12/36:40 pm -
Nonstop2h 15m
Sun 12/64:40 pm -
Nonstop2h 15m
Deal found 10/25![Southwest logo]()
$117
This Cheapflightsfares deal was found by Cheapflights users on 10/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:07 pm -
1 stop19h 47m
Tue 11/247:55 pm -
1 stop12h 25m
Deal found 10/22![Frontier logo]()
$117
This Southwest deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 12/191:30 pm -
Nonstop2h 15m
Thu 12/248:20 am -
Nonstop2h 25m
Deal found 10/24![Southwest logo]()
$119
This Cheapflightsfares deal was found by Cheapflights users on 10/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/315:59 pm -
1 stop21h 49m
Mon 1/45:33 pm -
1 stop19h 39m
Deal found 10/23![Frontier logo]()
$124
This Southwest deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 12/191:30 pm -
Nonstop2h 15m
Wed 12/238:45 pm -
1 stop3h 50m
Deal found 10/24![Southwest logo]()
$124
This Cheapflightsfares deal was found by Cheapflights users on 10/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:07 pm -
1 stop19h 47m
Sun 11/227:55 pm -
1 stop24h 41m
Deal found 10/23![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/229:46 pm -
1 stop18h 02m
Mon 1/45:33 pm -
1 stop24h 55m
Deal found 10/21![Frontier logo]()
$139
This Cheapflightsfares deal was found by Cheapflights users on 10/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:07 pm -
1 stop19h 47m
Sat 11/217:55 pm -
1 stop13h 35m
Deal found 10/23![Frontier logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/310:35 am -
1 stop7h 26m
Mon 12/76:15 pm -
1 stop20h 12m
Deal found 10/22![Frontier logo]()
$144
Best flights from California to BoiseDiscover carefully curated flight deals from California to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
Discover carefully curated flight deals from California to Boise that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This Southwest deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 12/118:50 pm -
Nonstop2h 20m
Sun 12/136:35 am -
Nonstop2h 10m
Deal found 10/24![Southwest logo]()
$117
This Alaska Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 12/812:17 pm -
1 stop6h 38m
Sat 12/129:21 am -
Nonstop2h 32m
Deal found 10/24![Alaska Airlines logo]()
$177
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1411:29 am -
2 stops9h 57m
Tue 11/171:19 pm -
1 stop3h 47m
Deal found 10/23![Delta logo]()
$202
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Mon 11/98:25 am -
Nonstop1h 54m
Mon 11/97:10 pm -
Nonstop1h 54m
Deal found 10/20![United Airlines logo]()
$243
This Southwest deal was found by Cheapflights users on 10/21. 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 12/23:00 pm -
1 stop7h 15m
Tue 12/84:25 pm -
1 stop6h 05m
Deal found 10/21![Southwest logo]()
$145
This Southwest deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 11/134:05 pm -
1 stop6h 50m
Mon 11/161:05 pm -
2 stops6h 50m
Deal found 10/24![Southwest logo]()
$172
This Alaska Airlines deal was found by Cheapflights users on 10/20. 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 11/107:10 pm -
Nonstop2h 10m
Wed 11/119:00 am -
Nonstop2h 14m
Deal found 10/20![Alaska Airlines logo]()
$198
This Southwest deal was found by Cheapflights users on 10/21. 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.
Thu 2/410:35 am -
1 stop4h 00m
Sat 2/65:50 am -
2 stops6h 30m
Deal found 10/21![Southwest logo]()
$200
This United Airlines deal was found by Cheapflights users on 10/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/92:02 pm -
Nonstop1h 40m
Thu 11/128:15 am -
Nonstop2h 08m
Deal found 10/23![United Airlines logo]()
$243
This Delta deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:00 pm -
1 stop6h 10m
Mon 11/166:45 pm -
1 stop4h 12m
Deal found 10/21![Delta logo]()
$245
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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 12/88:20 am -
1 stop6h 04m
Thu 12/104:47 pm -
Nonstop2h 26m
Deal found 10/21![Alaska Airlines logo]()
$225
This Southwest deal was found by Cheapflights users on 10/21. 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 11/113:05 pm -
2 stops7h 10m
Mon 11/165:45 am -
1 stop4h 35m
Deal found 10/21![Southwest logo]()
$200
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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.
Mon 12/146:49 pm -
Nonstop2h 38m
Thu 12/1710:18 am -
1 stop7h 40m
Deal found 10/23![Alaska Airlines logo]()
$225
This United Airlines deal was found by Cheapflights users on 10/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:15 am -
Nonstop1h 53m
Sun 12/64:24 pm -
Nonstop1h 55m
Deal found 10/23![United Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 12/253:30 pm -
1 stop5h 44m
Tue 12/296:15 am -
1 stop5h 38m
Deal found 10/24![Delta logo]()
$257
This Southwest deal was found by Cheapflights users on 10/22. 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.
Sat 12/197:55 pm -
1 stop4h 45m
Mon 12/2110:45 am -
1 stop6h 15m
Deal found 10/22![Southwest logo]()
$203
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Thu 11/197:08 pm -
Nonstop2h 03m
Thu 11/2610:49 am -
Nonstop2h 17m
Deal found 10/21![Alaska Airlines logo]()
$227
This United Airlines deal was found by Cheapflights users on 10/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/101:42 pm -
1 stop6h 51m
Sat 2/132:35 pm -
1 stop7h 42m
Deal found 10/23![United Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 10/20. 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 1/283:00 pm -
2 stops6h 10m
Mon 2/12:25 pm -
2 stops7h 25m
Deal found 10/20![Southwest logo]()
$205
This Priceline deal was found by Cheapflights users on 10/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/283:05 pm -
Nonstop1h 59m
Mon 2/14:15 pm -
Nonstop2h 07m
Deal found 10/20![Alaska Airlines logo]()
$227
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/57:50 pm -
Nonstop2h 08m
Sun 12/64:44 pm -
Nonstop2h 27m
Deal found 10/23![Delta logo]()
$282
This Southwest deal was found by Cheapflights users on 10/21. 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.
Thu 12/34:45 pm -
1 stop5h 30m
Tue 12/811:40 am -
2 stops8h 30m
Deal found 10/21![Southwest logo]()
$208
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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.
Tue 11/177:08 pm -
Nonstop2h 03m
Mon 11/235:40 am -
1 stop4h 50m
Deal found 10/22![Alaska Airlines logo]()
$237
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/2112:03 pm -
1 stop3h 41m
Wed 11/257:10 pm -
1 stop5h 36m
Deal found 10/21![United Airlines logo]()
$288
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/304:50 pm -
1 stop4h 15m
Mon 1/45:45 pm -
1 stop5h 23m
Deal found 10/23![Delta logo]()
$299
This Southwest deal was found by Cheapflights users on 10/23. 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 12/23:30 pm -
2 stops6h 45m
Sat 12/511:45 am -
1 stop4h 05m
Deal found 10/23![Southwest logo]()
$208
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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.
Tue 1/53:05 pm -
Nonstop1h 59m
Tue 1/128:12 am -
1 stop8h 08m
Deal found 10/23![Alaska Airlines logo]()
$237
This United Airlines deal was found by Cheapflights users on 10/22. 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 12/306:45 pm -
Nonstop1h 51m
Thu 12/316:05 am -
Nonstop2h 15m
Deal found 10/22![United Airlines logo]()
$288
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:33 pm -
1 stop4h 20m
Sun 12/66:00 am -
1 stop4h 09m
Deal found 10/23![Delta logo]()
$302
This Southwest deal was found by Cheapflights users on 10/23. 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 11/114:30 pm -
1 stop4h 25m
Sat 11/147:40 am -
Nonstop1h 35m
Deal found 10/23![Southwest logo]()
$210
Last-minute flights from California to BoiseDiscover last-minute flight deals from California to Boise. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from California to Boise. Data last updated October 25, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 10/23. 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 11/68:50 pm -
Nonstop2h 20m
Mon 11/94:40 pm -
Nonstop2h 15m
Deal found 10/23![Southwest logo]()
$163
This Alaska Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 11/1010:09 am -
Nonstop2h 21m
Mon 11/166:43 pm -
Nonstop2h 20m
Deal found 10/24![Alaska Airlines logo]()
$147
This Southwest deal was found by Cheapflights users on 10/23. 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 11/106:40 pm -
Nonstop2h 15m
Thu 11/126:35 am -
Nonstop2h 10m
Deal found 10/23![Southwest logo]()
$148
This Southwest deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 11/136:25 pm -
1 stop5h 30m
Mon 11/168:20 am -
Nonstop2h 25m
Deal found 10/24![Southwest logo]()
$157
This Expedia deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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.
Sat 11/146:47 pm -
Nonstop1h 46m
Tue 11/1710:13 am -
Nonstop2h 00m
Deal found 10/24![Alaska Airlines logo]()
$163
This Cheapflightsfares deal was found by Cheapflights users on 10/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:07 pm -
1 stop19h 47m
Tue 11/247:55 pm -
1 stop12h 25m
Deal found 10/22![Frontier logo]()
$117
This Cheapflightsfares deal was found by Cheapflights users on 10/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:07 pm -
1 stop19h 47m
Sun 11/227:55 pm -
1 stop24h 41m
Deal found 10/23![Frontier logo]()
$132
This Cheapflightsfares deal was found by Cheapflights users on 10/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/185:07 pm -
1 stop19h 47m
Sat 11/217:55 pm -
1 stop13h 35m
Deal found 10/23![Frontier logo]()
$141
This Alaska Airlines deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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 11/1810:09 am -
Nonstop2h 21m
Wed 11/258:22 pm -
Nonstop2h 22m
Deal found 10/24![Alaska Airlines logo]()
$160
This Southwest deal was found by Cheapflights users on 10/23. 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.
Sat 11/216:25 pm -
Nonstop2h 10m
Sun 11/228:30 pm -
1 stop4h 25m
Deal found 10/23![Southwest logo]()
$114
This Cheapflightsfares deal was found by Cheapflights users on 10/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/218:50 am -
1 stop9h 10m
Sun 11/227:55 pm -
1 stop13h 00m
Deal found 10/23![Frontier logo]()
$152
This Cheapflightsfares deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:01 pm -
1 stop3h 59m
Tue 11/247:55 pm -
1 stop19h 56m
Deal found 10/20![Frontier logo]()
$154
One-way flights from California to BoiseSearch for one-way flight options from California to Boise. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from California to Boise. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This Southwest deal was found by Cheapflights users on 10/23. 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.
Sun 11/228:50 pm -
Nonstop2h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Southwest logo]()
$59
This Trip.com deal was found by Cheapflights users on 10/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/252:01 pm -
1 stop3h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$60
This Southwest deal was found by Cheapflights users on 10/23. 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.
Sun 11/156:30 am -
1 stop4h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Southwest logo]()
$64
This Trip.com deal was found by Cheapflights users on 10/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/244:13 pm -
1 stop25h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Frontier logo]()
$65
This Southwest deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” 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 11/236:30 am -
1 stop4h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Southwest logo]()
$69
This Trip.com deal was found by Cheapflights users on 10/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:00 am -
1 stop10h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Frontier logo]()
$70
This Cheapflightsfares deal was found by Cheapflights users on 10/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/258:58 am -
1 stop6h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Frontier logo]()
$70
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/227:56 pm -
1 stop19h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Frontier logo]()
$71
This Kiwi.com deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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.
Mon 11/237:41 pm -
1 stop22h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Frontier logo]()
$71
This CheapOair deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” 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.
Thu 11/1911:43 am -
Nonstop2h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Allegiant Air logo]()
$72
This Southwest deal was found by Cheapflights users on 10/21. 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 12/26:45 am -
1 stop6h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Southwest logo]()
$73
This Kiwi.com deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:14 pm -
1 stop17h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$73
Find flight deals from California to Boise
Keep the following information in mind while searching for California to Boise flight deals. Data was last updated October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $100 (Southwest) |
One-way from | $59 (Southwest) |
Popular in | February |
Cheapest in | April |
Average price | $292 |
Good round-trip deal | $232 or less |
Good one-way deal | $108 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from California to Boise 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 October 25, 2026.
Use the filters below to find and compare flights from California to Boise that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoBoise
SAN San Diego - BOI Boise Air Term. Gowen Fld
SANBOI
San Diego
Sun 11/15
6:30 am-11:40 am
1 stop4h 10m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$64
San DiegoBoise
SAN San Diego - BOI Boise Air Term. Gowen Fld
SANBOI
San Diego
Sat 12/5
9:15 am-2:05 pm
1 stop3h 50m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$64
San DiegoBoise
SAN San Diego - BOI Boise Air Term. Gowen Fld
SANBOI
San Diego
Sun 12/20
6:30 am-11:25 am
1 stop3h 55m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$64
Santa RosaBoise
STS Santa Rosa Sonoma County - BOI Boise Air Term. Gowen Fld
STSBOI
Santa Rosa Sonoma County
Wed 12/2
6:45 am-2:15 pm
1 stop6h 30m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$73
OntarioBoise
ONT Ontario - BOI Boise Air Term. Gowen Fld
ONTBOI
Ontario
Sat 11/21
2:01 pm-7:00 pm
1 stop3h 59m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$78
San FranciscoBoise
SFO San Francisco - BOI Boise Air Term. Gowen Fld
SFOBOI
San Francisco
Thu 12/10
6:30 pm-5:20 pm
1 stop21h 50m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$80
San FranciscoBoise
SFO San Francisco - BOI Boise Air Term. Gowen Fld
SFOBOI
San Francisco
Tue 11/17
8:45 pm-11:33 pm
Nonstop1h 48m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$82
OntarioBoise
ONT Ontario - BOI Boise Air Term. Gowen Fld
ONTBOI
Ontario
Tue 11/24
2:01 pm-7:00 pm
1 stop3h 59m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$84
OntarioBoise
ONT Ontario - BOI Boise Air Term. Gowen Fld
ONTBOI
Ontario
Fri 2/19
12:15 pm-6:58 pm
1 stop5h 43m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$94
Santa RosaBoise
STS Santa Rosa Sonoma County - BOI Boise Air Term. Gowen Fld
STSBOI
Santa Rosa Sonoma County
Sat 11/14
6:30 am-2:05 pm
2 stops6h 35m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$94
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from California to Boise
Have a flexible travel schedule? Discover the best time to fly to Boise from California with our price prediction graph.
SAN-BOI
ONT-BOI
SFO-BOI
SJC-BOI
STS-BOI
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 Boise
USCA-BOI
SAN-BOI
ONT-BOI
SFO-BOI
SJC-BOI
What is the cheapest month to book a flight from California to Boise?
Currently, January is the cheapest month in which you can book a flight from California to Boise (average of $264). Flying from California to Boise in July is currently the most expensive (average of $356). 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 BOI?
Find hourly flight availability from California to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 25, 2026.
It’s typically best to fly out from California to Boise in the evening. Doing so could potentially save you 13% on the flight price compared to flying in the morning, which is usually more expensive.
Weekly flight availability from California to Boise
Explore weekly flight availability from California to Boise. 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 October 25, 2026.
The most flights from USCA to BOI are scheduled on a Friday (23 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (12 on average).
How much does it cost to fly round-trip from California to Boise?
Airfare is below average for this route at the moment.
California to Boise flights typically cost between $240 and $395 in November.The cheapest round-trip price found within the last 5 days was $216 on Southwest (Nov 10-Dec 5).
How far ahead should I book a flight from California to Boise?
The best time to book flights from California to Boise is 70 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from California to Boise?
Use this chart to determine the cheapest time to fly round-trip from California to Boise. Price data was last updated on October 24, 2026.
Travelers seeking maximum savings on their California to Boise flight should consider departing on Tuesday at noon when fares are most often at their lowest. Friday 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 Boise. 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 Boise?
Book flights to Boise if you plan to visit one of these locationsOntario
Meridian
Nampa
Caldwell
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
Boise flight routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for California to Boise
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Boise
Explore flights to Boise departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 25, 2026.
Complete your trip
Complete your trip to Boise by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from California to Boise by cabin class
Find flights from California to Boise, based on your preferred cabin class, be it economy, premium economy, business, or first class.
California and Boise flights
Browse other California and Boise flight options. Last updated on October 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
California to Boise flights
Consider these flights traveling from California to Boise.
Top 7 airlines flying from California to Boise
Discover the top 7 airlines that operate flights from California to Boise. 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 October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$108 | Average$264 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$123 | Average$301 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$134 | Average$315 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$142 | Average$247 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$143 | Average$295 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$157 | Average$342 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$296 | Average$489 | FlexibilityNo cancel fee | On-time71% |