$160+ Cheap flights from Kansas City (MCI) 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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — BOI
Sep 22 — Sep 291
Round-trip
1 adult, Economy
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Cheapest flights from Kansas City to IdahoExplore the most affordable flight options available from Kansas City to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 23, 2026.
Explore the most affordable flight options available from Kansas City to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 23, 2026.
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.
Thu 9/177:00 am -
1 stop6h 35m
Thu 9/242:50 pm -
1 stop5h 55m
Deal found 8/19![Multiple Airlines logo]()
$301
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:00 am -
1 stop4h 53m
Wed 10/75:51 pm -
1 stop4h 53m
Deal found 8/22![United Airlines logo]()
$329
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.
Tue 10/1312:33 pm -
2 stops6h 43m
Sat 10/246:00 am -
1 stop7h 05m
Deal found 8/20![Delta logo]()
$334
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.
Wed 9/167:00 am -
1 stop6h 35m
Wed 9/162:16 pm -
1 stop8h 43m
Deal found 8/19![Alaska Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:45 am -
1 stop5h 08m
Sat 10/3110:35 am -
2 stops10h 16m
Deal found 8/22![United Airlines logo]()
$350
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1111:40 am -
1 stop4h 30m
Sat 11/142:50 pm -
1 stop5h 40m
Deal found 8/21![Southwest logo]()
$350
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.
Thu 9/108:02 am -
2 stops13h 18m
Mon 9/142:50 pm -
1 stop5h 55m
Deal found 8/19![Multiple Airlines logo]()
$351
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.
Sat 12/127:00 am -
1 stop6h 15m
Wed 12/166:00 am -
1 stop6h 59m
Deal found 8/19![Delta logo]()
$354
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 9/127:00 am -
1 stop6h 35m
Wed 9/162:16 pm -
1 stop8h 43m
Deal found 8/18![Alaska Airlines logo]()
$355
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/268:01 am -
1 stop6h 51m
Wed 12/22:03 pm -
2 stops9h 21m
Deal found 8/18![American Airlines logo]()
$360
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 11/147:00 am -
1 stop6h 30m
Wed 11/188:22 am -
1 stop6h 51m
Deal found 8/18![Alaska Airlines logo]()
$369
This Orbitz deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:34 pm -
1 stop7h 51m
Wed 9/302:16 pm -
1 stop8h 43m
Deal found 8/22![Alaska Airlines logo]()
$370
Best flights from Kansas City to IdahoDiscover carefully curated flight deals from Kansas City to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 23, 2026.
Discover carefully curated flight deals from Kansas City to Idaho that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 23, 2026.
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:00 am -
1 stop7h 38m
Sat 10/3110:35 am -
1 stop4h 36m
Deal found 8/22![United Airlines logo]()
$329
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/132:20 pm -
1 stop8h 22m
Sat 10/241:50 pm -
1 stop8h 27m
Deal found 8/20![American Airlines logo]()
$329
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.
Tue 10/1312:33 pm -
2 stops6h 43m
Sat 10/246:00 am -
1 stop7h 05m
Deal found 8/20![Delta logo]()
$334
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1111:40 am -
1 stop4h 30m
Sat 11/142:50 pm -
1 stop5h 40m
Deal found 8/21![Southwest logo]()
$350
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 9/127:00 am -
1 stop6h 35m
Wed 9/162:16 pm -
1 stop8h 43m
Deal found 8/19![Alaska Airlines logo]()
$355
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 9/1710:30 pm -
1 stop16h 25m
Thu 9/242:50 pm -
2 stops27h 47m
Deal found 8/19![Frontier logo]()
$400
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.
Sat 12/127:00 am -
1 stop6h 15m
Wed 12/166:00 am -
1 stop6h 59m
Deal found 8/19![Delta logo]()
$354
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:00 am -
1 stop4h 34m
Sat 10/2412:26 pm -
1 stop6h 21m
Deal found 8/21![United Airlines logo]()
$355
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.
Tue 10/65:30 pm -
1 stop5h 55m
Mon 10/124:45 pm -
1 stop7h 40m
Deal found 8/20![Southwest logo]()
$355
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:59 am -
1 stop6h 52m
Tue 10/62:08 pm -
1 stop8h 20m
Deal found 8/20![American Airlines logo]()
$369
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.
Sat 11/147:00 am -
1 stop6h 30m
Wed 11/188:22 am -
1 stop6h 51m
Deal found 8/21![Alaska Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:59 pm -
1 stop5h 58m
Sat 9/265:30 am -
1 stop5h 00m
Deal found 8/22![Delta logo]()
$355
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/315:20 pm -
1 stop5h 51m
Mon 11/94:10 pm -
1 stop5h 42m
Deal found 8/21![United Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:00 am -
2 stops8h 20m
Fri 11/65:35 pm -
1 stop5h 15m
Deal found 8/22![Southwest logo]()
$375
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.
Thu 11/197:00 am -
1 stop8h 27m
Fri 11/272:00 pm -
1 stop8h 57m
Deal found 8/18![Alaska Airlines logo]()
$403
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:45 am -
1 stop5h 07m
Fri 11/612:31 pm -
1 stop8h 20m
Deal found 8/22![United Airlines logo]()
$370
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:59 am -
1 stop6h 52m
Sat 9/196:30 am -
2 stops10h 10m
Deal found 8/18![American Airlines logo]()
$429
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.
Sun 9/67:30 am -
2 stops9h 36m
Wed 9/93:54 pm -
1 stop5h 36m
Deal found 8/18![United Airlines logo]()
$396
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.
Thu 9/102:53 pm -
1 stop5h 51m
Sun 9/135:12 am -
1 stop5h 26m
Deal found 8/18![Alaska Airlines logo]()
$483
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.
Sat 10/33:04 pm -
1 stop5h 17m
Wed 10/75:37 pm -
1 stop5h 40m
Deal found 8/18![Delta logo]()
$491
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/91:45 pm -
1 stop4h 37m
Tue 1/122:35 pm -
1 stop5h 17m
Deal found 8/22![United Airlines logo]()
$409
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.
Mon 9/145:13 pm -
1 stop5h 05m
Mon 9/214:04 pm -
1 stop6h 26m
Deal found 8/20![United Airlines logo]()
$409
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:00 am -
1 stop6h 03m
Sat 11/285:30 pm -
1 stop5h 37m
Deal found 8/21![Delta logo]()
$559
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:48 pm -
2 stops10h 28m
Sat 10/171:40 pm -
1 stop7h 35m
Deal found 8/21![United Airlines logo]()
$464
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.
Wed 9/27:00 am -
1 stop6h 27m
Sun 9/61:09 pm -
1 stop6h 59m
Deal found 8/18![Delta logo]()
$617
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:00 am -
2 stops8h 47m
Wed 11/185:00 am -
2 stops10h 25m
Deal found 8/22![United Airlines logo]()
$470
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.
Mon 12/145:00 pm -
2 stops17h 38m
Thu 12/1710:43 am -
1 stop12h 16m
Deal found 8/20![Alaska Airlines logo]()
$788
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 9/186:00 am -
1 stop4h 43m
Sat 9/268:00 am -
1 stop6h 39m
Deal found 8/20![United Airlines logo]()
$499
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.
Thu 11/511:27 am -
2 stops10h 30m
Sun 11/84:10 pm -
1 stop6h 42m
Deal found 8/20![United Airlines logo]()
$504
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.
Thu 12/36:00 am -
2 stops8h 57m
Mon 12/72:40 pm -
1 stop5h 12m
Deal found 8/19![United Airlines logo]()
$504
Last-minute flights from Kansas City to IdahoDiscover last-minute flight deals from Kansas City to Idaho. Data last updated August 23, 2026 and is based on user searches.
Discover last-minute flight deals from Kansas City to Idaho. Data last updated August 23, 2026 and is based on user searches.
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.
Sun 9/69:14 am -
1 stop5h 21m
Wed 9/95:00 am -
1 stop5h 38m
Deal found 8/18![United Airlines logo]()
$391
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 9/89:14 am -
1 stop5h 21m
Thu 9/105:00 am -
1 stop5h 38m
Deal found 8/19![United Airlines logo]()
$393
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.
Wed 9/96:00 am -
1 stop4h 51m
Tue 9/154:04 pm -
1 stop6h 26m
Deal found 8/20![United Airlines logo]()
$381
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.
Thu 9/108:02 am -
2 stops13h 18m
Mon 9/142:50 pm -
1 stop5h 55m
Deal found 8/19![Multiple Airlines logo]()
$351
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 9/127:00 am -
1 stop6h 35m
Wed 9/162:16 pm -
1 stop8h 43m
Deal found 8/18![Alaska Airlines logo]()
$355
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.
Wed 9/167:00 am -
1 stop6h 35m
Wed 9/162:16 pm -
1 stop8h 43m
Deal found 8/19![Alaska Airlines logo]()
$349
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.
Wed 9/167:00 am -
1 stop8h 45m
Sat 9/195:12 am -
1 stop5h 26m
Deal found 8/21![Alaska Airlines logo]()
$369
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.
Thu 9/177:00 am -
1 stop6h 35m
Thu 9/242:50 pm -
1 stop5h 55m
Deal found 8/19![Multiple Airlines logo]()
$301
This American Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/192:27 pm -
2 stops8h 36m
Sat 9/267:02 am -
1 stop5h 31m
Deal found 8/22![American Airlines logo]()
$360
This Orbitz deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/251:34 pm -
1 stop7h 51m
Wed 9/302:16 pm -
1 stop8h 43m
Deal found 8/22![Alaska Airlines logo]()
$370
This Southwest deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:15 pm -
1 stop5h 40m
Wed 9/307:40 am -
2 stops8h 20m
Deal found 8/22![Southwest logo]()
$390
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/305:28 am -
2 stops9h 23m
Tue 10/612:49 pm -
1 stop7h 08m
Deal found 8/20![American Airlines logo]()
$374
One-way flights from Kansas City to IdahoSearch for one-way flight options from Kansas City to Idaho. Find affordable one-way fares based on user searches. Data last updated August 23, 2026.
Search for one-way flight options from Kansas City to Idaho. Find affordable one-way fares based on user searches. Data last updated August 23, 2026.
This Jetabroad 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/71:38 pm -
1 stop23h 51m
Deal found 8/18![Frontier logo]()
$160
This Jetabroad 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/111:37 pm -
1 stop25h 18m
Deal found 8/21![Frontier logo]()
$164
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.
Tue 10/66:17 am -
1 stop10h 03m
Deal found 8/18![Alaska Airlines logo]()
$170
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/195:25 am -
1 stop6h 59m
Deal found 8/18![American Airlines logo]()
$178
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 10/36:00 am -
2 stops8h 38m
Deal found 8/19![United Airlines logo]()
$183
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/45:28 am -
1 stop7h 17m
Deal found 8/20![American Airlines logo]()
$196
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.
Mon 10/265:59 pm -
1 stop5h 12m
Deal found 8/19![Delta logo]()
$209
This Alaska Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:17 am -
1 stop7h 18m
Deal found 8/23![Alaska Airlines logo]()
$211
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.
Mon 10/196:00 am -
2 stops8h 20m
Deal found 8/18![Southwest logo]()
$228
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:00 am -
2 stops8h 20m
Deal found 8/21![Southwest logo]()
$240
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:00 am -
1 stop4h 43m
Deal found 8/21![United Airlines logo]()
$242
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.
Sun 9/133:29 pm -
1 stop9h 12m
Deal found 8/19![United Airlines logo]()
$259
Find flight deals from Kansas City to Idaho
Keep the following information in mind while searching for Kansas City to Idaho flight deals. Data was last updated August 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $301 (Expedia) |
One-way from | $160 (Jetabroad) |
Popular in | February |
Cheapest in | April |
Average price | $475 |
Cheapflights Fare Finder
Customize your flight search to find flights from Kansas City 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 23, 2026.
Use the filters below to find and compare flights from Kansas City to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Kansas CityIdaho Falls
MCI Kansas City - IDA Idaho Falls Fanning Field
MCIIDA
Kansas City
Wed 10/28
9:00 am-3:38 pm
1 stop7h 38m
Idaho Falls Fanning Field
Sat 10/31
10:35 am-4:11 pm
1 stop4h 36m
$329
Kansas CityIdaho Falls
MCI Kansas City - IDA Idaho Falls Fanning Field
MCIIDA
Kansas City
Tue 10/13
2:20 pm-9:42 pm
1 stop8h 22m
Idaho Falls Fanning Field
Sat 10/24
1:50 pm-11:17 pm
1 stop8h 27m
$329
Kansas CityIdaho Falls
MCI Kansas City - IDA Idaho Falls Fanning Field
MCIIDA
Kansas City
Tue 10/13
12:33 pm-6:16 pm
2 stops6h 43m
Idaho Falls Fanning Field
Sat 10/24
6:00 am-2:05 pm
1 stop7h 05m
$334
Kansas CityBoise
MCI Kansas City - BOI Boise Air Term. Gowen Fld
MCIBOI
Kansas City
Wed 11/11
11:40 am-3:10 pm
1 stop4h 30m
Boise Air Term. Gowen Fld
Sat 11/14
2:50 pm-9:30 pm
1 stop5h 40m
$350
Kansas CityIdaho Falls
MCI Kansas City - IDA Idaho Falls Fanning Field
MCIIDA
Kansas City
Sat 12/12
7:00 am-12:15 pm
1 stop6h 15m
Idaho Falls Fanning Field
Wed 12/16
6:00 am-1:59 pm
1 stop6h 59m
$354
Kansas CityBoise
MCI Kansas City - BOI Boise Air Term. Gowen Fld
MCIBOI
Kansas City
Sat 9/12
7:00 am-12:35 pm
1 stop6h 35m
Boise Air Term. Gowen Fld
Wed 9/16
2:16 pm-11:59 pm
1 stop8h 43m
$355
Kansas CityBoise
MCI Kansas City - BOI Boise Air Term. Gowen Fld
MCIBOI
Kansas City
Wed 10/14
6:00 am-9:34 am
1 stop4h 34m
Boise Air Term. Gowen Fld
Sat 10/24
12:26 pm-7:47 pm
1 stop6h 21m
$355
Kansas CityBoise
MCI Kansas City - BOI Boise Air Term. Gowen Fld
MCIBOI
Kansas City
Tue 10/6
5:30 pm-10:25 pm
1 stop5h 55m
Boise Air Term. Gowen Fld
Mon 10/12
4:45 pm-1:25 am
1 stop7h 40m
$355
Kansas CityBoise
MCI Kansas City - BOI Boise Air Term. Gowen Fld
MCIBOI
Kansas City
Sat 9/19
3:59 pm-8:57 pm
1 stop5h 58m
Boise Air Term. Gowen Fld
Sat 9/26
5:30 am-11:30 am
1 stop5h 00m
$355
Kansas CitySpokane
MCI Kansas City - GEG Spokane
MCIGEG
Kansas City
Wed 9/30
7:59 am-12:51 pm
1 stop6h 52m
Spokane
Tue 10/6
2:08 pm-12:28 am
1 stop8h 20m
$369
Showing 1-10 of 51 resultsSorted by cheapest first
Best time to book a flight from Kansas City to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from Kansas City with our price prediction graph.
MCI-IDA
MCI-BOI
MCI-GEG
MCI-JAC
MCI-WYS
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 Kansas City to Idaho
MCI-USID
MCI-IDA
MCI-BOI
MCI-GEG
MCI-JAC
What is the cheapest month to book a flight from Kansas City to Idaho?
Currently, April is the cheapest month in which you can book a flight from Kansas City to Idaho (average of $356). Flying from Kansas City to Idaho in May is currently the most expensive (average of $524). 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.
How much does it cost to fly round-trip from Kansas City to Idaho?
Airfare is below average for this route at the moment.
Kansas City to Idaho flights typically cost between $390 and $637 in September.The cheapest round-trip price found within the last 5 days was $301 on Multiple Airlines (Sep 17-Sep 24).
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 23, 2026.
See what other customers who have flown with Southwest,Alaska Airlines, andDelta from Kansas City to Idaho have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Overall
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Kansas City 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 Kansas City to Idaho
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Complete your trip
Complete your trip to Idaho by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Kansas City to Idaho by cabin class
Find flights from Kansas City to Idaho, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Kansas City and Idaho flights
Browse other Kansas City and Idaho flight options. Last updated on August 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Kansas City to Idaho flights
Consider these flights traveling from Kansas City to Idaho.
Top 5 airlines flying from Kansas City to Idaho
Discover the top 5 airlines that operate flights from Kansas City 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 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$198 | Average$352 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$240 | Average$409 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$241 | Average$363 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$346 | Average$512 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$362 | Average$442 | FlexibilityNo cancel fee | On-time75% |