$274+ Cheap flights from San José (SJO) to Idaho
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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — BOI
Sep 13 — Sep 201
Round-trip
1 adult, Economy
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Cheapest flights from San José to IdahoExplore the most affordable flight options available from San José to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.
Explore the most affordable flight options available from San José to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.
This Avianca deal was found by Cheapflights users on 8/13. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:45 am -
2 stops17h 53m
Tue 10/67:00 am -
2 stops15h 15m
Deal found 8/13![Multiple Airlines logo]()
$458
This Avianca deal was found by Cheapflights users on 8/13. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:45 am -
2 stops19h 47m
Thu 11/266:00 am -
2 stops15h 15m
Deal found 8/13![Multiple Airlines logo]()
$486
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Wed 11/48:45 am -
2 stops26h 08m
Sun 11/85:40 pm -
2 stops18h 42m
Deal found 8/10![United Airlines logo]()
$502
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 10/288:40 am -
1 stop11h 01m
Wed 11/117:00 am -
1 stop23h 32m
Deal found 8/13![United Airlines logo]()
$510
This United Airlines deal was found by Cheapflights users on 8/10. 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 10/248:45 am -
1 stop10h 46m
Tue 10/271:10 pm -
1 stop17h 22m
Deal found 8/10![United Airlines logo]()
$511
This United Airlines deal was found by Cheapflights users on 8/13. 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 11/138:45 am -
2 stops30h 02m
Thu 11/267:00 am -
1 stop23h 32m
Deal found 8/13![United Airlines logo]()
$513
This Justfly.com deal was found by Cheapflights users on 8/13. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:45 am -
2 stops33h 49m
Fri 12/47:00 am -
2 stops26h 25m
Deal found 8/13![Multiple Airlines logo]()
$517
This FlightHub deal was found by Cheapflights users on 8/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:40 pm -
3 stops25h 43m
Wed 9/234:21 pm -
2 stops29h 54m
Deal found 8/13![Multiple Airlines logo]()
$518
This United Airlines deal was found by Cheapflights users on 8/13. 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 10/231:25 pm -
2 stops24h 09m
Mon 10/264:10 pm -
2 stops26h 29m
Deal found 8/13![United Airlines logo]()
$523
This United Airlines deal was found by Cheapflights users on 8/13. 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 11/612:35 pm -
2 stops22h 18m
Mon 11/95:40 pm -
2 stops42h 42m
Deal found 8/13![United Airlines logo]()
$635
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/132:56 pm -
2 stops22h 54m
Thu 8/202:20 pm -
1 stop23h 32m
Deal found 8/10![American Airlines logo]()
$755
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Mon 9/147:55 am -
2 stops29h 34m
Mon 9/215:53 pm -
2 stops49h 44m
Deal found 8/13![United Airlines logo]()
$920
Best flights from San José to IdahoDiscover carefully curated flight deals from San José to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
Discover carefully curated flight deals from San José to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
This Avianca deal was found by Cheapflights users on 8/13. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:45 am -
2 stops19h 47m
Thu 11/266:00 am -
2 stops15h 15m
Deal found 8/13![Multiple Airlines logo]()
$486
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Wed 11/48:45 am -
2 stops26h 08m
Sun 11/85:40 pm -
2 stops18h 42m
Deal found 8/10![United Airlines logo]()
$502
This Delta deal was found by Cheapflights users on 8/10. 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.
Fri 1/227:05 am -
2 stops12h 09m
Fri 1/291:10 pm -
2 stops16h 50m
Deal found 8/10![Delta logo]()
$653
This American Airlines deal was found by Cheapflights users on 8/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/222:46 pm -
1 stop32h 00m
Fri 1/291:48 pm -
2 stops23h 06m
Deal found 8/11![American Airlines logo]()
$741
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 10/288:40 am -
1 stop26h 58m
Wed 11/114:10 pm -
2 stops17h 15m
Deal found 8/13![United Airlines logo]()
$510
This Orbitz deal was found by Cheapflights users on 8/14. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/129:40 am -
2 stops28h 42m
Sat 9/192:02 pm -
3 stops44h 43m
Deal found 8/14![Multiple Airlines logo]()
$563
This United Airlines deal was found by Cheapflights users on 8/10. 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 10/248:45 am -
1 stop10h 46m
Tue 10/274:10 pm -
2 stops19h 12m
Deal found 8/10![United Airlines logo]()
$516
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Mon 11/239:40 am -
1 stop26h 58m
Fri 12/412:30 pm -
2 stops30h 09m
Deal found 8/13![United Airlines logo]()
$516
This United Airlines deal was found by Cheapflights users on 8/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/231:25 pm -
2 stops24h 09m
Mon 10/264:10 pm -
2 stops26h 29m
Deal found 8/11![United Airlines logo]()
$523
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Mon 1/181:25 pm -
2 stops47h 59m
Sun 1/317:02 am -
2 stops27h 13m
Deal found 8/13![United Airlines logo]()
$618
This American Airlines deal was found by Cheapflights users on 8/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:00 am -
2 stops29h 30m
Mon 8/311:43 pm -
2 stops24h 09m
Deal found 8/11![American Airlines logo]()
$929
This United Airlines deal was found by Cheapflights users on 8/13. 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 11/612:35 pm -
2 stops22h 18m
Mon 11/95:40 pm -
2 stops42h 42m
Deal found 8/13![United Airlines logo]()
$635
This United Airlines deal was found by Cheapflights users on 8/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/228:45 am -
2 stops25h 43m
Fri 1/292:35 pm -
2 stops38h 50m
Deal found 8/11![United Airlines logo]()
$649
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Mon 9/147:55 am -
2 stops29h 34m
Mon 9/215:53 pm -
2 stops49h 44m
Deal found 8/13![United Airlines logo]()
$920
Last-minute flights from San José to IdahoDiscover last-minute flight deals from San José to Idaho. Data last updated August 14, 2026 and is based on user searches.
Discover last-minute flight deals from San José to Idaho. Data last updated August 14, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/132:56 pm -
2 stops22h 54m
Thu 8/202:20 pm -
1 stop23h 32m
Deal found 8/10![American Airlines logo]()
$755
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:00 am -
2 stops29h 30m
Tue 8/181:43 pm -
2 stops22h 20m
Deal found 8/12![American Airlines logo]()
$1,024
This American Airlines deal was found by Cheapflights users on 8/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:00 am -
2 stops29h 30m
Mon 8/312:20 pm -
1 stop23h 32m
Deal found 8/11![American Airlines logo]()
$929
This FlightHub deal was found by Cheapflights users on 8/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:40 am -
2 stops28h 42m
Wed 9/234:21 pm -
2 stops29h 54m
Deal found 8/13![Multiple Airlines logo]()
$516
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 9/97:55 am -
2 stops14h 19m
Wed 9/231:09 pm -
1 stop17h 06m
Deal found 8/13![United Airlines logo]()
$697
This Orbitz deal was found by Cheapflights users on 8/14. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/123:10 pm -
2 stops23h 12m
Sat 9/192:02 pm -
2 stops20h 28m
Deal found 8/14![Multiple Airlines logo]()
$545
This United Airlines deal was found by Cheapflights users on 8/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/121:25 pm -
2 stops22h 05m
Sat 9/191:09 pm -
1 stop17h 06m
Deal found 8/14![United Airlines logo]()
$707
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Mon 9/147:55 am -
2 stops29h 34m
Mon 9/215:53 pm -
2 stops49h 44m
Deal found 8/13![United Airlines logo]()
$920
This Avianca deal was found by Cheapflights users on 8/13. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:45 am -
2 stops17h 53m
Tue 10/67:00 am -
2 stops15h 15m
Deal found 8/13![Multiple Airlines logo]()
$458
This American Airlines deal was found by Cheapflights users on 8/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:57 pm -
2 stops21h 58m
Tue 10/612:49 pm -
1 stop24h 11m
Deal found 8/13![American Airlines logo]()
$668
One-way flights from San José to IdahoSearch for one-way flight options from San José to Idaho. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
Search for one-way flight options from San José to Idaho. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Thu 10/297:45 am -
2 stops31h 53m
Deal found 8/10![United Airlines logo]()
$274
This Avianca deal was found by Cheapflights users on 8/11. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:45 am -
2 stops17h 53m
Deal found 8/11![Multiple Airlines logo]()
$280
This Avianca deal was found by Cheapflights users on 8/9. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/55:00 am -
2 stops13h 08m
Deal found 8/9![Multiple Airlines logo]()
$281
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Fri 10/301:25 pm -
2 stops24h 03m
Deal found 8/10![United Airlines logo]()
$286
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 10/51:25 pm -
2 stops27h 51m
Deal found 8/12![United Airlines logo]()
$298
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Sat 12/52:05 pm -
1 stop24h 13m
Deal found 8/9![United Airlines logo]()
$303
This Justfly.com deal was found by Cheapflights users on 8/11. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/207:45 pm -
3 stops27h 53m
Deal found 8/11![Multiple Airlines logo]()
$314
This Mytrip deal was found by Cheapflights users on 8/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:40 am -
2 stops28h 42m
Deal found 8/13![Multiple Airlines logo]()
$328
This United Airlines deal was found by Cheapflights users on 8/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:45 am -
1 stop11h 06m
Deal found 8/11![United Airlines logo]()
$356
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/301:00 pm -
1 stop24h 09m
Deal found 8/10![American Airlines logo]()
$370
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/51:00 pm -
1 stop24h 09m
Deal found 8/12![American Airlines logo]()
$384
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 10/51:15 pm -
3 stops48h 06m
Deal found 8/12![Multiple Airlines logo]()
$391
Find flight deals from San José to Idaho
Keep the following information in mind while searching for San José to Idaho flight deals. Data was last updated August 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $458 (Avianca) |
One-way from | $274 (United Airlines) |
Popular in | March |
Cheapest in | September |
Cheapflights Fare Finder
Customize your flight search to find flights from San José to Idaho 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 August 14, 2026.
Use the filters below to find and compare flights from San José to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JoséSpokane
SJO San José Juan Santamaria Intl - GEG Spokane
SJOGEG
San José Juan Santamaria Intl
Fri 11/13
5:45 am-11:32 pm
2 stops19h 47m
Spokane
Thu 11/26
6:00 am-11:15 pm
2 stops15h 15m
$486
San JoséIdaho Falls
SJO San José Juan Santamaria Intl - IDA Idaho Falls Fanning Field
SJOIDA
San José Juan Santamaria Intl
Wed 11/4
8:45 am-9:53 am
2 stops26h 08m
Idaho Falls Fanning Field
Sun 11/8
5:40 pm-1:22 pm
2 stops18h 42m
$502
San JoséSpokane
SJO San José Juan Santamaria Intl - GEG Spokane
SJOGEG
San José Juan Santamaria Intl
Wed 10/28
8:40 am-10:38 am
1 stop26h 58m
Spokane
Wed 11/11
4:10 pm-11:25 am
2 stops17h 15m
$510
San JoséSpokane
SJO San José Juan Santamaria Intl - GEG Spokane
SJOGEG
San José Juan Santamaria Intl
Sat 10/24
8:45 am-6:31 pm
1 stop10h 46m
Spokane
Tue 10/27
4:10 pm-12:22 pm
2 stops19h 12m
$516
San JoséSpokane
SJO San José Juan Santamaria Intl - GEG Spokane
SJOGEG
San José Juan Santamaria Intl
Mon 11/23
9:40 am-10:38 am
1 stop26h 58m
Spokane
Fri 12/4
12:30 pm-8:39 pm
2 stops30h 09m
$516
San JoséSpokane
SJO San José Juan Santamaria Intl - GEG Spokane
SJOGEG
San José Juan Santamaria Intl
Fri 10/23
1:25 pm-12:34 pm
2 stops24h 09m
Spokane
Mon 10/26
4:10 pm-7:39 pm
2 stops26h 29m
$523
San JoséSpokane
SJO San José Juan Santamaria Intl - GEG Spokane
SJOGEG
San José Juan Santamaria Intl
Sat 9/12
9:40 am-1:22 pm
2 stops28h 42m
Spokane
Sat 9/19
2:02 pm-11:45 am
3 stops44h 43m
$563
San JoséSpokane
SJO San José Juan Santamaria Intl - GEG Spokane
SJOGEG
San José Juan Santamaria Intl
Mon 1/18
1:25 pm-11:24 am
2 stops47h 59m
Spokane
Sun 1/31
7:02 am-12:15 pm
2 stops27h 13m
$618
San JoséIdaho Falls
SJO San José Juan Santamaria Intl - IDA Idaho Falls Fanning Field
SJOIDA
San José Juan Santamaria Intl
Fri 11/6
12:35 pm-9:53 am
2 stops22h 18m
Idaho Falls Fanning Field
Mon 11/9
5:40 pm-1:22 pm
2 stops42h 42m
$635
San JoséIdaho Falls
SJO San José Juan Santamaria Intl - IDA Idaho Falls Fanning Field
SJOIDA
San José Juan Santamaria Intl
Fri 1/22
8:45 am-9:28 am
2 stops25h 43m
Idaho Falls Fanning Field
Fri 1/29
2:35 pm-6:25 am
2 stops38h 50m
$649
Showing 1-10 of 31 resultsSorted by cheapest first
Best time to book a flight from San José to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from San José with our price prediction graph.
SJO-IDA
SJO-GEG
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 San José to Idaho
SJO-USID
SJO-IDA
SJO-GEG
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Reviews of airlines servicing Idaho
Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated August 14, 2026.
Read reviews from past customers who have flown United Airlines from San José to Idaho. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Comfort
7.3
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Entertainment
7.1
Food
6.7
Overall
7.4
Crew
8.1
Comfort
7.3
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Related info for your journey
Find useful and relevant information for your journey from San José to Idaho. 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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Top airline flying from San José to Idaho
Discover the top airline that operate flights from San José to Idaho. 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 August 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$301 | Average$485 | FlexibilityNo cancel fee | On-time69% |