$79+ Cheap flights from Utah 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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
SLC — BOI
Sep 20 — Sep 271
Round-trip
1 adult, Economy
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Cheapest flights from Utah to IdahoExplore the most affordable flight options available from Utah to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
Explore the most affordable flight options available from Utah to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/119:30 am -
Nonstop1h 17m
Mon 9/1411:29 am -
Nonstop1h 14m
Deal found 8/18![Delta logo]()
$188
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:20 pm -
Nonstop1h 02m
Mon 9/286:00 am -
Nonstop1h 09m
Deal found 8/18![Delta logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:38 pm -
1 stop24h 17m
Sun 10/42:50 pm -
1 stop21h 53m
Deal found 8/17![Frontier logo]()
$221
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:39 pm -
2 stops24h 16m
Mon 10/192:50 pm -
1 stop22h 04m
Deal found 8/20![Frontier logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:19 pm -
1 stop17h 36m
Mon 10/262:50 pm -
1 stop23h 06m
Deal found 8/17![Frontier logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:27 pm -
2 stops19h 28m
Mon 10/262:50 pm -
1 stop23h 06m
Deal found 8/17![Frontier logo]()
$229
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/189:20 pm -
Nonstop1h 02m
Fri 9/256:57 pm -
Nonstop1h 13m
Deal found 8/19![Delta logo]()
$229
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:24 pm -
1 stop15h 34m
Mon 9/286:21 pm -
1 stop18h 22m
Deal found 8/18![Multiple Airlines logo]()
$232
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:24 pm -
1 stop17h 31m
Thu 9/242:50 pm -
1 stop21h 53m
Deal found 8/17![Frontier logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
Wed 9/161:38 pm -
1 stop20h 41m
Thu 9/2410:09 am -
1 stop8h 20m
Deal found 8/16![Multiple Airlines logo]()
$246
This Expedia deal was found by Cheapflights users on 8/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/259:28 am -
1 stop4h 27m
Sun 9/272:50 pm -
1 stop21h 53m
Deal found 8/18![Frontier logo]()
$250
This Frontier deal was found by Cheapflights users on 8/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:28 am -
1 stop4h 27m
Sun 9/202:50 pm -
1 stop21h 53m
Deal found 8/17![Frontier logo]()
$253
Best flights from Utah to IdahoDiscover carefully curated flight deals from Utah to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
Discover carefully curated flight deals from Utah to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
This Delta deal was found by Cheapflights users on 8/17. 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 9/119:30 am -
Nonstop1h 17m
Fri 9/1811:29 am -
Nonstop1h 14m
Deal found 8/17![Delta logo]()
$188
This Alaska Airlines deal was found by Cheapflights users on 8/20. 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 10/277:53 am -
1 stop5h 54m
Wed 10/287:20 am -
1 stop11h 39m
Deal found 8/20![Alaska Airlines logo]()
$283
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/225:00 am -
1 stop4h 35m
Sat 9/265:30 pm -
1 stop4h 44m
Deal found 8/19![United Airlines logo]()
$288
This Southwest deal was found by Cheapflights users on 8/20. 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 9/177:20 pm -
1 stop5h 00m
Thu 9/244:20 pm -
1 stop6h 10m
Deal found 8/20![Southwest logo]()
$337
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/225:10 pm -
Nonstop1h 06m
Fri 11/277:10 am -
Nonstop1h 15m
Deal found 8/18![Delta logo]()
$199
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/189:20 pm -
Nonstop1h 02m
Fri 9/256:57 pm -
Nonstop1h 13m
Deal found 8/19![Delta logo]()
$229
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:53 am -
1 stop14h 47m
Tue 11/37:03 am -
1 stop27h 57m
Deal found 8/18![Alaska Airlines logo]()
$283
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/231:50 pm -
1 stop7h 55m
Sat 9/265:30 pm -
1 stop4h 44m
Deal found 8/19![United Airlines logo]()
$288
This Delta deal was found by Cheapflights users on 8/17. 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.
Sat 9/265:40 pm -
1 stop6h 28m
Sun 9/2712:14 pm -
Nonstop1h 41m
Deal found 8/17![Delta logo]()
$258
This Southwest deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/225:00 pm -
1 stop6h 10m
Thu 9/244:20 pm -
1 stop6h 10m
Deal found 8/19![Southwest logo]()
$337
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:50 pm -
1 stop7h 47m
Sat 9/56:30 am -
1 stop6h 40m
Deal found 8/17![United Airlines logo]()
$318
This Alaska Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 10/106:42 pm -
1 stop6h 13m
Sat 10/174:41 pm -
1 stop6h 10m
Deal found 8/19![Alaska Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 8/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:25 am -
2 stops9h 40m
Wed 9/233:50 pm -
1 stop5h 45m
Deal found 8/18![Southwest logo]()
$342
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/165:20 pm -
1 stop6h 48m
Wed 9/239:16 am -
1 stop4h 14m
Deal found 8/19![Delta logo]()
$288
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/15:00 am -
1 stop4h 53m
Mon 10/54:05 pm -
1 stop6h 09m
Deal found 8/17![United Airlines logo]()
$336
This Alaska Airlines deal was found by Cheapflights users on 8/16. 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.
Wed 9/97:32 pm -
1 stop4h 39m
Sat 9/125:52 am -
1 stop5h 29m
Deal found 8/16![Alaska Airlines logo]()
$337
This Delta deal was found by Cheapflights users on 8/17. 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.
Tue 9/159:20 pm -
Nonstop1h 02m
Tue 9/226:00 am -
Nonstop1h 09m
Deal found 8/17![Delta logo]()
$289
This Alaska Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/187:08 am -
2 stops16h 36m
Sat 9/197:20 am -
1 stop11h 36m
Deal found 8/19![Alaska Airlines logo]()
$348
This Southwest deal was found by Cheapflights users on 8/20. 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.
Wed 10/143:10 pm -
1 stop6h 40m
Mon 10/196:15 pm -
1 stop4h 10m
Deal found 8/20![Southwest logo]()
$383
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Fri 9/45:00 am -
1 stop4h 51m
Tue 9/85:53 pm -
1 stop4h 21m
Deal found 8/20![United Airlines logo]()
$358
This Southwest deal was found by Cheapflights users on 8/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/83:20 pm -
2 stops9h 00m
Thu 10/1511:25 am -
2 stops8h 55m
Deal found 8/17![Southwest logo]()
$383
This Alaska Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 9/187:08 am -
1 stop13h 12m
Fri 9/254:27 pm -
2 stops19h 35m
Deal found 8/21![Alaska Airlines logo]()
$351
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/215:50 am -
1 stop6h 27m
Sat 12/265:45 pm -
1 stop4h 20m
Deal found 8/18![Delta logo]()
$328
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/45:00 am -
1 stop4h 51m
Wed 9/94:04 pm -
1 stop6h 10m
Deal found 8/18![United Airlines logo]()
$370
This Alaska Airlines deal was found by Cheapflights users on 8/17. 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 10/217:53 am -
1 stop5h 54m
Mon 10/267:20 am -
1 stop14h 26m
Deal found 8/17![Alaska Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 8/17. 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 10/235:31 pm -
1 stop6h 28m
Sun 10/256:00 am -
1 stop4h 47m
Deal found 8/17![Delta logo]()
$328
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:00 am -
1 stop6h 20m
Sun 9/64:44 pm -
1 stop4h 25m
Deal found 8/18![United Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/210:55 am -
Nonstop1h 48m
Sun 9/612:23 pm -
Nonstop1h 45m
Deal found 8/19![Delta logo]()
$329
This Alaska Airlines deal was found by Cheapflights users on 8/18. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:33 pm -
1 stop4h 38m
Sun 9/208:39 pm -
1 stop14h 42m
Deal found 8/18![Alaska Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 8/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/35:50 am -
1 stop4h 01m
Sat 10/1011:32 am -
1 stop3h 12m
Deal found 8/20![Delta logo]()
$330
Last-minute flights from Utah to IdahoDiscover last-minute flight deals from Utah to Idaho. Data last updated August 21, 2026 and is based on user searches.
Discover last-minute flight deals from Utah to Idaho. Data last updated August 21, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:40 am -
1 stop5h 26m
Sat 9/55:45 pm -
1 stop4h 58m
Deal found 8/19![United Airlines logo]()
$258
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/119:30 am -
Nonstop1h 17m
Mon 9/1411:29 am -
Nonstop1h 14m
Deal found 8/18![Delta logo]()
$188
This Expedia deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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.
Mon 9/149:28 am -
1 stop4h 27m
Fri 9/182:50 pm -
1 stop21h 53m
Deal found 8/19![Frontier logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
Wed 9/161:38 pm -
1 stop20h 41m
Thu 9/2410:09 am -
1 stop8h 20m
Deal found 8/16![Multiple Airlines logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
Wed 9/161:38 pm -
1 stop20h 41m
Sun 9/2010:09 am -
1 stop25h 34m
Deal found 8/16![Multiple Airlines logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/178:24 pm -
1 stop17h 31m
Thu 9/242:50 pm -
1 stop21h 53m
Deal found 8/17![Frontier logo]()
$246
This Frontier deal was found by Cheapflights users on 8/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:28 am -
1 stop4h 27m
Sun 9/202:50 pm -
1 stop21h 53m
Deal found 8/17![Frontier logo]()
$253
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/189:20 pm -
Nonstop1h 02m
Fri 9/256:57 pm -
Nonstop1h 13m
Deal found 8/19![Delta logo]()
$229
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:20 pm -
Nonstop1h 02m
Mon 9/286:00 am -
Nonstop1h 09m
Deal found 8/18![Delta logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:24 pm -
1 stop15h 34m
Mon 9/286:21 pm -
1 stop18h 22m
Deal found 8/18![Multiple Airlines logo]()
$232
This Expedia deal was found by Cheapflights users on 8/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/259:28 am -
1 stop4h 27m
Sun 9/272:50 pm -
1 stop21h 53m
Deal found 8/18![Frontier logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:38 pm -
1 stop24h 17m
Sun 10/42:50 pm -
1 stop21h 53m
Deal found 8/17![Frontier logo]()
$221
One-way flights from Utah to IdahoSearch for one-way flight options from Utah to Idaho. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
Search for one-way flight options from Utah to Idaho. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:05 am -
1 stop6h 24m
Deal found 8/17![Frontier logo]()
$79
This Kiwi.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/161:38 pm -
1 stop24h 17m
Deal found 8/19![Frontier logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/149:28 am -
1 stop28h 27m
Deal found 8/17![Frontier logo]()
$93
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:38 pm -
1 stop20h 41m
Deal found 8/20![Multiple Airlines logo]()
$96
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:38 pm -
1 stop20h 41m
Deal found 8/18![Multiple Airlines logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 11/199:28 am -
1 stop5h 29m
Deal found 8/19![Frontier logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/182:51 pm -
1 stop24h 06m
Deal found 8/17![Frontier logo]()
$108
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:19 pm -
1 stop17h 36m
Deal found 8/17![Frontier logo]()
$116
This Expedia deal was found by Cheapflights users on 8/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:05 am -
1 stop6h 24m
Deal found 8/17![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/158:19 pm -
1 stop19h 41m
Deal found 8/18![Multiple Airlines logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
Thu 9/178:24 pm -
1 stop17h 31m
Deal found 8/16![Frontier logo]()
$124
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
Thu 11/199:28 am -
1 stop11h 16m
Deal found 8/21![Multiple Airlines logo]()
$128
Find flight deals from Utah to Idaho
Keep the following information in mind while searching for Utah to Idaho flight deals. Data was last updated August 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $188 (Delta) |
One-way from | $79 (Kiwi.com) |
Popular in | April |
Cheapest in | November |
Average price | $399 |
Good round-trip deal | $178 or less |
Good one-way deal | $343 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Utah 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 7,457,451 searches. Data last updated August 21, 2026.
Use the filters below to find and compare flights from Utah to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Salt Lake CityWest Yellowstone
SLC Salt Lake City - WYS West Yellowstone
SLCWYS
Salt Lake City
Fri 9/11
9:30 am-10:47 am
Nonstop1h 17m
West Yellowstone
Fri 9/18
11:29 am-12:43 pm
Nonstop1h 14m
$188
Salt Lake CityIdaho Falls
SLC Salt Lake City - IDA Idaho Falls Fanning Field
SLCIDA
Salt Lake City
Sun 11/22
5:10 pm-6:16 pm
Nonstop1h 06m
Idaho Falls Fanning Field
Fri 11/27
7:10 am-8:25 am
Nonstop1h 15m
$199
Salt Lake CityIdaho Falls
SLC Salt Lake City - IDA Idaho Falls Fanning Field
SLCIDA
Salt Lake City
Fri 9/18
9:20 pm-10:22 pm
Nonstop1h 02m
Idaho Falls Fanning Field
Fri 9/25
6:57 pm-8:10 pm
Nonstop1h 13m
$229
Salt Lake CityLewiston
SLC Salt Lake City - LWS Lewiston Nez Perce Rgnl
SLCLWS
Salt Lake City
Sat 9/26
5:40 pm-11:08 pm
1 stop6h 28m
Lewiston Nez Perce Rgnl
Sun 9/27
12:14 pm-2:55 pm
Nonstop1h 41m
$258
Salt Lake CityBoise
SLC Salt Lake City - BOI Boise Air Term. Gowen Fld
SLCBOI
Salt Lake City
Tue 10/27
7:53 am-1:47 pm
1 stop5h 54m
Boise Air Term. Gowen Fld
Wed 10/28
7:20 am-6:59 pm
1 stop11h 39m
$283
Salt Lake CitySpokane
SLC Salt Lake City - GEG Spokane
SLCGEG
Salt Lake City
Sat 10/31
7:53 am-9:40 pm
1 stop14h 47m
Spokane
Tue 11/3
7:03 am-12:00 pm
1 stop27h 57m
$283
Saint GeorgeBoise
SGU Saint George - BOI Boise Air Term. Gowen Fld
SGUBOI
Saint George
Tue 9/22
5:00 am-9:35 am
1 stop4h 35m
Boise Air Term. Gowen Fld
Sat 9/26
5:30 pm-10:14 pm
1 stop4h 44m
$288
Saint GeorgeBoise
SGU Saint George - BOI Boise Air Term. Gowen Fld
SGUBOI
Saint George
Wed 9/23
1:50 pm-9:45 pm
1 stop7h 55m
Boise Air Term. Gowen Fld
Sat 9/26
5:30 pm-10:14 pm
1 stop4h 44m
$288
Salt Lake CityLewiston
SLC Salt Lake City - LWS Lewiston Nez Perce Rgnl
SLCLWS
Salt Lake City
Wed 9/16
5:20 pm-11:08 pm
1 stop6h 48m
Lewiston Nez Perce Rgnl
Wed 9/23
9:16 am-2:30 pm
1 stop4h 14m
$288
Quickest round-trip
Salt Lake CityIdaho Falls
SLC Salt Lake City - IDA Idaho Falls Fanning Field
SLCIDA
Salt Lake City
Tue 9/15
9:20 pm-10:22 pm
Nonstop1h 02m
Idaho Falls Fanning Field
Tue 9/22
6:00 am-7:09 am
Nonstop1h 09m
$289
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Utah to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from Utah with our price prediction graph.
SLC-WYS
SLC-BOI
SGU-BOI
SLC-GEG
SLC-IDA
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 Utah to Idaho
USUT-USID
SLC-WYS
SLC-BOI
SGU-BOI
SLC-GEG
What is the cheapest month to book a flight from Utah to Idaho?
Currently, November is the cheapest month in which you can book a flight from Utah to Idaho (average of $264). Flying from Utah to Idaho in April is currently the most expensive (average of $566). 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 UT to ID?
Find hourly flight availability from Utah to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 21, 2026.
When flying from Utah to Idaho, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 20% versus a flight at noon.
Weekly flight availability from Utah to Idaho
Explore weekly flight availability from Utah to Idaho. 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 August 21, 2026.
The most flights from USUT to USID are scheduled on a Wednesday (13 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).
How much does it cost to fly round-trip from Utah to Idaho?
Airfare is below average for this route at the moment.
Utah to Idaho flights typically cost between $309 and $532 in September.The cheapest round-trip price found within the last 5 days was $221 on Frontier (Sep 30-Oct 4).
What is the cheapest day to fly from Utah to Idaho?
Use this chart to determine the cheapest time to fly round-trip from Utah to Idaho. Price data was last updated on August 15, 2026.
Travelers seeking maximum savings on their Utah to Idaho flight should consider departing on Sunday at noon when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
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 21, 2026.
Read reviews from past customers who have flown Delta and United Airlines from Utah to Idaho. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Overall
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAllan,Aug 2023
SLC - MCO
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Overall
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAllan,Aug 2023
SLC - MCO
Food
7.2
Entertainment
7.8
Crew
8.5
Boarding
8.1
Overall
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAllan,Aug 2023
SLC - MCO
Related info for your journey
Find useful and relevant information for your journey from Utah 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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Alternative routes for Utah to Idaho
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Idaho by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Utah to Idaho by cabin class
Find flights from Utah to Idaho, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Utah and Idaho flights
Browse other Utah and Idaho flight options. Last updated on August 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Idaho
Find the right flight back to Utah after your stay in Idaho
Utah to Idaho flights
Consider these flights traveling from Utah to Idaho.
Top 2 airlines flying from Utah to Idaho
Discover the top 2 airlines that operate flights from Utah 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 7,457,451 searches. Data last updated August 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$199 | Average$401 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$268 | Average$318 | FlexibilityNo cancel fee | On-time69% |