$45+ Cheap flights from Idaho Falls (IDA) 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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — LAX
May 18 — May 251
Round-trip
1 adult, Economy
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Cheapest flights from Idaho Falls to CaliforniaExplore the most affordable flight options available from Idaho Falls to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 18, 2026.
Explore the most affordable flight options available from Idaho Falls to California. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 18, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 4/2710:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Fri 5/112:42 pm
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 4/15![Allegiant Air logo]()
$89
This Cheapflightsfares deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1810:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Mon 6/81:22 pm
LAS
- IDA
Nonstop1h 46m
Allegiant Air
Deal found 4/18![Allegiant Air logo]()
$91
This Cheapflightsfares deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1110:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Fri 5/1512:42 pm
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 4/16![Allegiant Air logo]()
$93
This Cheapflightsfares deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/510:56 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Fri 6/121:22 pm
LAS
- IDA
Nonstop1h 46m
Allegiant Air
Deal found 4/16![Allegiant Air logo]()
$94
This Cheapflightsfares deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/510:56 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Mon 6/81:22 pm
LAS
- IDA
Nonstop1h 46m
Allegiant Air
Deal found 4/16![Allegiant Air logo]()
$96
This Cheapflightsfares deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 5/1810:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Fri 5/2210:15 am
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 4/15![Allegiant Air logo]()
$97
This Cheapflightsfares deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 6/1910:56 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Mon 6/221:22 pm
LAS
- IDA
Nonstop1h 46m
Allegiant Air
Deal found 4/13![Allegiant Air logo]()
$100
This Cheapflightsfares deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/410:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Fri 5/812:42 pm
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 4/16![Allegiant Air logo]()
$101
This Cheapflightsfares deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 5/1110:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Mon 5/1812:42 pm
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 4/13![Allegiant Air logo]()
$107
This Cheapflightsfares deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 5/295:38 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Mon 6/17:25 am
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 4/15![Allegiant Air logo]()
$108
This Cheapflightsfares deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 5/84:17 pm
IDA
- SNA
Nonstop2h 11m
Allegiant Air
Mon 5/116:18 pm
SNA
- IDA
Nonstop2h 13m
Allegiant Air
Deal found 4/13![Allegiant Air logo]()
$119
This Cheapflightsfares deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 5/2911:40 am
IDA
- SNA
Nonstop2h 11m
Allegiant Air
Mon 6/112:51 pm
SNA
- IDA
Nonstop2h 07m
Allegiant Air
Deal found 4/13![Allegiant Air logo]()
$124
Best flights from Idaho Falls to CaliforniaDiscover carefully curated flight deals from Idaho Falls to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
Discover carefully curated flight deals from Idaho Falls to California that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
This United Airlines deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 5/155:26 pm
IDA
- SAN
1 stop5h 50m
United Airlines
Fri 5/296:35 am
SAN
- IDA
1 stop5h 50m
United Airlines
Deal found 4/13![United Airlines logo]()
$291
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/116:54 pm
IDA
- SFO
1 stop6h 03m
Delta
Wed 5/135:40 am
SFO
- IDA
1 stop4h 07m
Delta
Deal found 4/17![Delta logo]()
$301
This Alaska Airlines deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” 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 6/134:14 pm
IDA
- RNO
1 stop4h 17m
Alaska Airlines
Tue 6/238:00 am
RNO
- IDA
1 stop4h 06m
Alaska Airlines
Deal found 4/14![Alaska Airlines logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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.
Fri 5/110:21 pm
IDA
- LAS
Nonstop1h 41m
Multiple Airlines
Wed 5/68:00 am
LAS
- IDA
1 stop6h 29m
Multiple Airlines
Deal found 4/13![Multiple Airlines logo]()
$370
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:54 pm
IDA
- SFO
1 stop6h 33m
Delta
Wed 5/205:40 am
SFO
- IDA
1 stop4h 07m
Delta
Deal found 4/15![Delta logo]()
$301
This Alaska Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:18 am
IDA
- SAN
1 stop8h 03m
Alaska Airlines
Mon 9/286:09 pm
SAN
- IDA
1 stop17h 59m
Alaska Airlines
Deal found 4/16![Alaska Airlines logo]()
$321
This Delta deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:54 pm
IDA
- LAX
1 stop3h 56m
Delta
Wed 5/205:50 am
LAX
- IDA
1 stop3h 57m
Delta
Deal found 4/13![Delta logo]()
$301
This Alaska Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 6/51:54 pm
IDA
- LAS
1 stop6h 03m
Alaska Airlines
Fri 6/126:27 pm
LAS
- IDA
1 stop17h 39m
Alaska Airlines
Deal found 4/15![Alaska Airlines logo]()
$324
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” 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 5/286:54 pm
IDA
- LAX
1 stop5h 59m
Delta
Mon 6/15:50 am
LAX
- IDA
1 stop3h 57m
Delta
Deal found 4/14![Delta logo]()
$301
This Delta deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:58 pm
IDA
- LAX
1 stop3h 52m
Delta
Mon 5/115:50 am
LAX
- IDA
1 stop3h 57m
Delta
Deal found 4/13![Delta logo]()
$301
This Alaska Airlines deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 6/24:03 pm
IDA
- LAS
2 stops19h 24m
Alaska Airlines
Sat 6/67:10 am
LAS
- IDA
1 stop5h 07m
Alaska Airlines
Deal found 4/13![Alaska Airlines logo]()
$333
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/61:09 pm
IDA
- LAX
1 stop6h 40m
Delta
Wed 5/205:50 am
LAX
- IDA
1 stop3h 57m
Delta
Deal found 4/14![Delta logo]()
$301
This Alaska Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:00 am
IDA
- SJC
1 stop7h 20m
Alaska Airlines
Sat 5/308:00 am
SJC
- IDA
1 stop4h 17m
Alaska Airlines
Deal found 4/17![Alaska Airlines logo]()
$335
This United Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 5/122:31 pm
IDA
- LAS
1 stop5h 36m
United Airlines
Thu 5/145:15 am
LAS
- IDA
1 stop7h 10m
United Airlines
Deal found 4/15![United Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/37:07 pm
IDA
- LAX
1 stop5h 40m
Delta
Tue 7/75:40 am
LAX
- IDA
1 stop4h 04m
Delta
Deal found 4/17![Delta logo]()
$316
This Alaska Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/21:54 pm
IDA
- FAT
1 stop5h 49m
Alaska Airlines
Tue 6/93:41 pm
FAT
- IDA
2 stops22h 56m
Alaska Airlines
Deal found 4/16![Alaska Airlines logo]()
$357
This Alaska Airlines deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 5/296:00 am
IDA
- SFO
1 stop6h 00m
Alaska Airlines
Sat 5/307:40 am
SFO
- IDA
1 stop4h 37m
Alaska Airlines
Deal found 4/13![Alaska Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:54 pm
IDA
- SJC
1 stop3h 47m
Delta
Sat 5/166:00 am
SJC
- IDA
1 stop3h 47m
Delta
Deal found 4/16![Delta logo]()
$349
This Alaska Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:00 am
IDA
- LAX
1 stop6h 49m
Alaska Airlines
Mon 6/18:00 am
LAX
- IDA
1 stop6h 26m
Alaska Airlines
Deal found 4/16![Alaska Airlines logo]()
$360
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:58 pm
IDA
- RNO
1 stop5h 30m
Delta
Tue 5/55:18 pm
RNO
- IDA
1 stop4h 22m
Delta
Deal found 4/16![Delta logo]()
$353
This Alaska Airlines deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 6/14:03 pm
IDA
- LAS
1 stop5h 02m
Alaska Airlines
Fri 6/58:56 pm
LAS
- IDA
2 stops15h 21m
Alaska Airlines
Deal found 4/13![Alaska Airlines logo]()
$361
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/36:54 pm
IDA
- ONT
1 stop5h 40m
Delta
Mon 6/86:00 am
ONT
- IDA
1 stop3h 43m
Delta
Deal found 4/15![Delta logo]()
$361
This Alaska Airlines deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 5/154:03 pm
IDA
- SAN
2 stops16h 00m
Alaska Airlines
Fri 5/298:04 pm
SAN
- IDA
1 stop18h 22m
Alaska Airlines
Deal found 4/13![Alaska Airlines logo]()
$363
This Alaska Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/51:54 pm
IDA
- SNA
1 stop8h 36m
Alaska Airlines
Mon 6/87:00 am
SNA
- IDA
1 stop5h 17m
Alaska Airlines
Deal found 4/17![Alaska Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/203:16 pm
IDA
- SJC
1 stop4h 04m
Delta
Sat 6/65:55 pm
SJC
- IDA
1 stop3h 47m
Delta
Deal found 4/14![Delta logo]()
$370
This Alaska Airlines deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 5/284:03 pm
IDA
- SNA
1 stop7h 27m
Alaska Airlines
Tue 6/27:00 am
SNA
- IDA
1 stop5h 17m
Alaska Airlines
Deal found 4/13![Alaska Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 7/97:00 pm
IDA
- LAX
1 stop5h 42m
Delta
Sun 7/125:40 am
LAX
- IDA
1 stop4h 04m
Delta
Deal found 4/15![Delta logo]()
$370
This Alaska Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:00 am
IDA
- SAN
1 stop6h 51m
Alaska Airlines
Sat 5/307:00 am
SAN
- IDA
1 stop5h 17m
Alaska Airlines
Deal found 4/17![Alaska Airlines logo]()
$365
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/27:07 pm
IDA
- RNO
1 stop5h 40m
Delta
Sun 7/55:30 am
RNO
- IDA
1 stop4h 13m
Delta
Deal found 4/16![Delta logo]()
$395
This Alaska Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 6/66:00 am
IDA
- ONT
1 stop6h 10m
Alaska Airlines
Tue 6/94:03 pm
ONT
- IDA
1 stop5h 50m
Alaska Airlines
Deal found 4/15![Alaska Airlines logo]()
$369
Last-minute flights from Idaho Falls to CaliforniaDiscover last-minute flight deals from Idaho Falls to California. Data last updated April 18, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho Falls to California. Data last updated April 18, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 4/2710:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Fri 5/112:42 pm
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 4/15![Allegiant Air logo]()
$89
This Cheapflightsfares deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/110:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Fri 5/812:42 pm
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 4/17![Allegiant Air logo]()
$98
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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.
Fri 5/110:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Fri 5/2210:15 am
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 4/15![Allegiant Air logo]()
$113
This Cheapflightsfares deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/410:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Fri 5/812:42 pm
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 4/16![Allegiant Air logo]()
$101
This Cheapflightsfares deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 5/84:17 pm
IDA
- SNA
Nonstop2h 11m
Allegiant Air
Mon 5/116:18 pm
SNA
- IDA
Nonstop2h 13m
Allegiant Air
Deal found 4/13![Allegiant Air logo]()
$119
This Cheapflightsfares deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1110:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Fri 5/1512:42 pm
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 4/16![Allegiant Air logo]()
$93
This Cheapflightsfares deal was found by Cheapflights users on 4/13. Clicking the “Pick Dates” 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 5/1110:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Mon 5/1812:42 pm
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 4/13![Allegiant Air logo]()
$107
This Cheapflightsfares deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1510:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Mon 5/1812:42 pm
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 4/17![Allegiant Air logo]()
$115
This Cheapflightsfares deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1810:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Mon 6/81:22 pm
LAS
- IDA
Nonstop1h 46m
Allegiant Air
Deal found 4/18![Allegiant Air logo]()
$91
This Cheapflightsfares deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 5/1810:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Fri 5/2210:15 am
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 4/15![Allegiant Air logo]()
$97
This Cheapflightsfares deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 5/295:38 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Mon 6/17:25 am
LAS
- IDA
Nonstop1h 45m
Allegiant Air
Deal found 4/15![Allegiant Air logo]()
$108
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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.
Fri 5/295:38 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Mon 6/81:22 pm
LAS
- IDA
Nonstop1h 46m
Allegiant Air
Deal found 4/15![Allegiant Air logo]()
$112
One-way flights from Idaho Falls to CaliforniaSearch for one-way flight options from Idaho Falls to California. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
Search for one-way flight options from Idaho Falls to California. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 4/2710:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Deal found 4/15![Allegiant Air logo]()
$45
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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.
Fri 5/1510:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Deal found 4/15![Allegiant Air logo]()
$54
This Kiwi.com deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” 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.
Fri 6/264:58 pm
IDA
- SNA
Nonstop2h 12m
Allegiant Air
Deal found 4/14![Allegiant Air logo]()
$55
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/84:17 pm
IDA
- SNA
Nonstop2h 11m
Allegiant Air
Deal found 4/16![Allegiant Air logo]()
$61
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/14:43 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 4/16![Allegiant Air logo]()
$64
This Super.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/110:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Deal found 4/16![Allegiant Air logo]()
$65
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2410:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Deal found 4/16![Allegiant Air logo]()
$67
This Super.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 5/810:21 pm
IDA
- LAS
Nonstop1h 41m
Allegiant Air
Deal found 4/15![Allegiant Air logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1010:47 pm
IDA
- LAS
Nonstop1h 43m
Allegiant Air
Deal found 4/16![Allegiant Air logo]()
$72
This Kiwi.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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 4/2710:21 pm
IDA
- SAN
1 stop15h 56m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$89
This Trip.com deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” 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.
Fri 5/1510:21 pm
IDA
- ONT
1 stop22h 11m
Multiple Airlines
Deal found 4/15![Multiple Airlines logo]()
$90
This Trip.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1510:21 pm
IDA
- SFO
1 stop11h 09m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$90
Find flight deals from Idaho Falls to California
Keep the following information in mind while searching for Idaho Falls to California flight deals. Data was last updated April 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $89 (Cheapflightsfares) |
One-way from | $45 (Kiwi.com) |
Popular in | June |
Cheapest in | November |
Average price | $488 |
Good round-trip deal | $147 or less |
Good one-way deal | $79 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho Falls to California that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 18, 2026.
Use the filters below to find and compare flights from Idaho Falls to California that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Idaho FallsSan Diego
IDA - SAN
IDASAN
Idaho Falls Fanning Field
Fri 5/15
5:26 pm-10:16 pm
1 stop5h 50m
San Diego
Fri 5/29
6:35 am-1:25 pm
1 stop5h 50m
$291
Idaho FallsSan Francisco
IDA - SFO
IDASFO
Idaho Falls Fanning Field
Mon 5/11
6:54 pm-11:57 pm
1 stop6h 03m
San Francisco
Wed 5/13
5:40 am-10:47 am
1 stop4h 07m
$301
Idaho FallsReno
IDA - RNO
IDARNO
Idaho Falls Fanning Field
Sat 6/13
4:14 pm-7:31 pm
1 stop4h 17m
Reno
Tue 6/23
8:00 am-1:06 pm
1 stop4h 06m
$301
Idaho FallsSan Francisco
IDA - SFO
IDASFO
Idaho Falls Fanning Field
Wed 5/13
6:54 pm-12:27 am
1 stop6h 33m
San Francisco
Wed 5/20
5:40 am-10:47 am
1 stop4h 07m
$301
Idaho FallsLos Angeles
IDA - LAX
IDALAX
Idaho Falls Fanning Field
Wed 5/13
6:54 pm-9:50 pm
1 stop3h 56m
Los Angeles
Wed 5/20
5:50 am-10:47 am
1 stop3h 57m
$301
Idaho FallsLos Angeles
IDA - LAX
IDALAX
Idaho Falls Fanning Field
Thu 5/28
6:54 pm-11:53 pm
1 stop5h 59m
Los Angeles
Mon 6/1
5:50 am-10:47 am
1 stop3h 57m
$301
Idaho FallsLos Angeles
IDA - LAX
IDALAX
Idaho Falls Fanning Field
Tue 5/5
6:58 pm-9:50 pm
1 stop3h 52m
Los Angeles
Mon 5/11
5:50 am-10:47 am
1 stop3h 57m
$301
Idaho FallsLos Angeles
IDA - LAX
IDALAX
Idaho Falls Fanning Field
Wed 5/6
1:09 pm-6:49 pm
1 stop6h 40m
Los Angeles
Wed 5/20
5:50 am-10:47 am
1 stop3h 57m
$301
Idaho FallsLos Angeles
IDA - LAX
IDALAX
Idaho Falls Fanning Field
Fri 7/3
7:07 pm-11:47 pm
1 stop5h 40m
Los Angeles
Tue 7/7
5:40 am-10:44 am
1 stop4h 04m
$316
Idaho FallsSan Diego
IDA - SAN
IDASAN
Idaho Falls Fanning Field
Thu 9/24
6:18 am-1:21 pm
1 stop8h 03m
San Diego
Mon 9/28
6:09 pm-1:08 pm
1 stop17h 59m
$321
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Idaho Falls to California
Have a flexible travel schedule? Discover the best time to fly to California from Idaho Falls with our price prediction graph.
IDA-SAN
IDA-SFO
IDA-RNO
IDA-LAS
IDA-LAX
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 Idaho Falls to California
IDA-USCA
IDA-SAN
IDA-SFO
IDA-RNO
IDA-LAS
What is the cheapest month to book a flight from Idaho Falls to California?
Currently, July is the cheapest month in which you can book a flight from Idaho Falls to California (average of $68). Flying from Idaho Falls to California in February is currently the most expensive (average of $132). 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 IDA to CA?
Find hourly flight availability from Idaho Falls to California. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 18, 2026.
One of the essential ways to save on airfare from Idaho Falls to California is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 52% on airfare.
How much does it cost to fly round-trip from Idaho Falls to California?
Reviews of airlines servicing California
Get insights into the airlines that provide service to California. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to California. Reviews last updated April 18, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines from Idaho Falls 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.
Overall
7.9
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Crew
8.5
Food
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
7.9
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Crew
8.5
Food
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
7.9
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Crew
8.5
Food
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
7.9
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Crew
8.5
Food
7.0
Reviews
1 / 20
10.0
Excellentrobert,Feb 2026
LAS - SAN
Overall
7.9
Comfort
7.8
Entertainment
7.0
Boarding
8.1
Crew
8.5
Food
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 Idaho Falls 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 Idaho Falls to California
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Complete your trip
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Find flights from Idaho Falls to California, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Idaho Falls and California flights
Browse other Idaho Falls and California flight options. Last updated on April 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Idaho Falls to California flights
Consider these flights traveling from Idaho Falls to California.
Top 4 airlines flying from Idaho Falls to California
Discover the top 4 airlines that operate flights from Idaho Falls to California. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$90 | Average$140 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$122 | Average$377 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$143 | Average$427 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$165 | Average$392 | FlexibilityNo cancel fee | On-time75% |