$82+ 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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — BOI
Sep 17 — Sep 241
Round-trip
1 adult, Economy
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Find cheap flights from Kansas City to Idaho with Cheapflights
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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 18, 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 18, 2026.
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 9/1710:30 pm -
1 stop16h 25m
Thu 9/242:50 pm -
1 stop5h 55m
Deal found 8/17![Frontier logo]()
$238
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.
Thu 11/265:20 am -
1 stop7h 16m
Wed 12/22:41 pm -
1 stop7h 56m
Deal found 8/13![American Airlines logo]()
$257
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:00 pm -
1 stop5h 40m
Thu 9/173:45 pm -
1 stop7h 30m
Deal found 8/12![Southwest logo]()
$258
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/122:59 pm -
1 stop5h 30m
Wed 10/141:00 pm -
1 stop8h 31m
Deal found 8/13![Delta logo]()
$262
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/122:59 pm -
1 stop5h 30m
Thu 10/151:00 pm -
1 stop8h 31m
Deal found 8/13![Delta logo]()
$263
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/32:52 pm -
1 stop6h 10m
Wed 11/49:03 am -
1 stop7h 10m
Deal found 8/12![Alaska Airlines logo]()
$287
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:00 am -
1 stop9h 27m
Thu 11/129:03 am -
1 stop7h 10m
Deal found 8/13![Alaska Airlines logo]()
$293
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.
Thu 9/1010:30 pm -
1 stop16h 25m
Thu 9/172:50 pm -
2 stops27h 47m
Deal found 8/12![Frontier logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:17 pm -
2 stops30h 21m
Sun 11/17:20 pm -
1 stop15h 35m
Deal found 8/15![Multiple Airlines logo]()
$325
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:00 am -
1 stop7h 39m
Tue 9/229:31 am -
1 stop12h 28m
Deal found 8/13![Alaska Airlines logo]()
$341
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:00 am -
1 stop6h 35m
Thu 9/172:50 pm -
1 stop5h 55m
Deal found 8/14![Multiple Airlines logo]()
$348
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.
Tue 11/37:36 am -
2 stops11h 27m
Wed 11/42:51 pm -
1 stop4h 56m
Deal found 8/12![United Airlines logo]()
$352
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 18, 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 18, 2026.
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:00 am -
1 stop7h 06m
Mon 9/215:14 pm -
1 stop5h 01m
Deal found 8/13![Delta logo]()
$262
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:17 am -
1 stop7h 22m
Mon 10/123:37 pm -
1 stop23h 41m
Deal found 8/13![Alaska Airlines logo]()
$341
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.
Tue 11/37:36 am -
2 stops11h 27m
Wed 11/42:51 pm -
1 stop4h 56m
Deal found 8/12![United Airlines logo]()
$352
This Southwest deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:40 pm -
1 stop7h 00m
Sun 10/119:05 am -
2 stops14h 15m
Deal found 8/15![Southwest logo]()
$461
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/122:59 pm -
1 stop5h 30m
Wed 10/141:00 pm -
1 stop8h 31m
Deal found 8/13![Delta logo]()
$262
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/122:59 pm -
1 stop5h 30m
Thu 10/151:00 pm -
1 stop8h 31m
Deal found 8/13![Delta logo]()
$263
This Alaska Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:00 am -
1 stop8h 27m
Thu 11/121:53 pm -
1 stop9h 06m
Deal found 8/15![Alaska Airlines logo]()
$355
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 9/121:08 pm -
2 stops9h 29m
Sat 9/195:40 pm -
1 stop4h 50m
Deal found 8/14![United Airlines logo]()
$360
This Alaska Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:00 am -
1 stop9h 18m
Sat 11/141:53 pm -
1 stop9h 06m
Deal found 8/15![Alaska Airlines logo]()
$360
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.
Thu 9/106:00 am -
1 stop4h 35m
Sun 9/135:40 pm -
1 stop4h 50m
Deal found 8/12![United Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/237:00 am -
1 stop6h 16m
Sat 9/262:50 pm -
1 stop6h 24m
Deal found 8/15![Delta logo]()
$355
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:00 am -
1 stop6h 16m
Sat 9/195:30 am -
1 stop5h 00m
Deal found 8/14![Delta logo]()
$355
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/59:14 am -
2 stops11h 37m
Sat 9/125:00 am -
2 stops9h 12m
Deal found 8/15![United Airlines logo]()
$393
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:00 am -
1 stop9h 20m
Wed 9/26:18 am -
1 stop6h 34m
Deal found 8/14![Alaska Airlines logo]()
$434
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 9/111:43 pm -
2 stops8h 48m
Sun 9/205:40 pm -
1 stop4h 50m
Deal found 8/13![United Airlines logo]()
$397
This Alaska Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:53 pm -
1 stop5h 51m
Sun 9/135:12 am -
1 stop5h 26m
Deal found 8/15![Alaska Airlines logo]()
$443
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.
Fri 9/113:14 pm -
2 stops8h 26m
Mon 10/125:30 pm -
1 stop5h 14m
Deal found 8/14![United Airlines logo]()
$407
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.
Thu 10/16:00 am -
1 stop4h 53m
Fri 10/164:05 pm -
1 stop6h 39m
Deal found 8/12![United Airlines logo]()
$409
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.
Thu 10/226:14 pm -
1 stop6h 39m
Mon 10/268:24 am -
1 stop6h 54m
Deal found 8/17![Alaska Airlines logo]()
$459
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/287:00 am -
1 stop7h 24m
Wed 9/21:00 pm -
1 stop8h 02m
Deal found 8/13![Delta logo]()
$462
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:45 am -
1 stop5h 08m
Sat 11/1410:35 am -
2 stops10h 16m
Deal found 8/15![United Airlines logo]()
$414
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/257:40 pm -
1 stop5h 24m
Sat 1/25:45 pm -
1 stop5h 36m
Deal found 8/13![Delta logo]()
$462
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/112:53 pm -
2 stops24h 29m
Fri 9/185:12 am -
1 stop5h 26m
Deal found 8/14![Alaska Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:28 am -
1 stop8h 29m
Tue 9/81:00 pm -
1 stop8h 16m
Deal found 8/15![Delta logo]()
$467
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.
Thu 8/276:00 am -
1 stop4h 51m
Sun 8/3010:35 am -
1 stop4h 36m
Deal found 8/13![United Airlines logo]()
$459
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.
Mon 8/317:00 am -
1 stop7h 24m
Tue 9/155:24 am -
1 stop6h 50m
Deal found 8/17![Delta logo]()
$467
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 8/281:43 pm -
1 stop4h 33m
Tue 9/14:04 pm -
1 stop6h 26m
Deal found 8/13![United Airlines logo]()
$459
This Delta 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 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 8/13![Delta logo]()
$491
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 8/291:08 pm -
2 stops9h 10m
Wed 9/24:04 pm -
1 stop6h 26m
Deal found 8/14![United Airlines logo]()
$464
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 9/110:00 am -
2 stops8h 16m
Sat 9/54:04 pm -
1 stop6h 26m
Deal found 8/17![United Airlines logo]()
$464
Last-minute flights from Kansas City to IdahoDiscover last-minute flight deals from Kansas City to Idaho. Data last updated August 18, 2026 and is based on user searches.
Discover last-minute flight deals from Kansas City to Idaho. Data last updated August 18, 2026 and is based on user searches.
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:20 am -
1 stop5h 56m
Thu 9/33:19 pm -
1 stop8h 16m
Deal found 8/12![American Airlines logo]()
$300
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:30 pm -
1 stop7h 40m
Thu 9/31:55 pm -
2 stops17h 40m
Deal found 8/12![Southwest logo]()
$305
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.
Wed 9/25:30 am -
1 stop6h 46m
Wed 9/23:19 pm -
1 stop8h 16m
Deal found 8/12![American Airlines logo]()
$259
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.
Thu 9/36:00 am -
1 stop4h 35m
Tue 9/85:40 pm -
1 stop4h 50m
Deal found 8/12![United Airlines logo]()
$311
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.
Thu 9/35:30 am -
1 stop6h 46m
Tue 9/83:19 pm -
1 stop8h 16m
Deal found 8/12![American Airlines logo]()
$326
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 9/85:30 am -
1 stop8h 24m
Tue 9/156:30 am -
1 stop6h 10m
Deal found 8/13![American Airlines logo]()
$262
This Orbitz 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:00 am -
1 stop8h 45m
Mon 9/147:24 pm -
1 stop15h 14m
Deal found 8/13![Alaska Airlines logo]()
$353
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:00 pm -
1 stop5h 40m
Thu 9/173:45 pm -
1 stop7h 30m
Deal found 8/12![Southwest logo]()
$258
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.
Thu 9/1010:30 pm -
1 stop16h 25m
Thu 9/172:50 pm -
2 stops27h 47m
Deal found 8/12![Frontier logo]()
$308
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:00 am -
1 stop6h 35m
Thu 9/172:50 pm -
1 stop5h 55m
Deal found 8/14![Multiple Airlines logo]()
$348
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 9/1710:30 pm -
1 stop16h 25m
Thu 9/242:50 pm -
1 stop5h 55m
Deal found 8/17![Frontier logo]()
$238
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:00 am -
1 stop7h 39m
Tue 9/229:31 am -
1 stop12h 28m
Deal found 8/13![Alaska Airlines logo]()
$341
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 18, 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 18, 2026.
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/311:38 pm -
1 stop23h 51m
Deal found 8/14![Frontier logo]()
$82
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:05 pm -
1 stop6h 53m
Deal found 8/12![Delta logo]()
$129
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:40 pm -
2 stops8h 30m
Deal found 8/13![Southwest logo]()
$134
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/98:43 pm -
2 stops42h 12m
Deal found 8/14![Frontier logo]()
$169
This Alaska 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 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 8/14![Alaska Airlines logo]()
$170
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:05 pm -
1 stop5h 05m
Deal found 8/12![Southwest logo]()
$171
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.
Mon 10/195:25 am -
1 stop6h 59m
Deal found 8/13![American Airlines logo]()
$173
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:20 am -
2 stops8h 04m
Deal found 8/12![American Airlines logo]()
$176
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 9/146:00 am -
1 stop4h 35m
Deal found 8/12![United Airlines logo]()
$182
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:28 am -
2 stops8h 54m
Deal found 8/16![American Airlines logo]()
$183
This Priceline deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:00 am -
1 stop8h 45m
Deal found 8/15![Alaska Airlines logo]()
$185
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:14 pm -
1 stop6h 39m
Deal found 8/16![United Airlines logo]()
$188
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 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $238 (Frontier) |
One-way from | $82 (Kiwi.com) |
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 2,558,603 searches. Data last updated August 18, 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 CitySpokane
MCI Kansas City - GEG Spokane
MCIGEG
Kansas City
Wed 9/16
7:00 am-12:06 pm
1 stop7h 06m
Spokane
Mon 9/21
5:14 pm-12:15 am
1 stop5h 01m
$262
Kansas CitySpokane
MCI Kansas City - GEG Spokane
MCIGEG
Kansas City
Mon 10/12
2:59 pm-6:29 pm
1 stop5h 30m
Spokane
Wed 10/14
1:00 pm-11:31 pm
1 stop8h 31m
$262
Kansas CitySpokane
MCI Kansas City - GEG Spokane
MCIGEG
Kansas City
Mon 10/12
2:59 pm-6:29 pm
1 stop5h 30m
Spokane
Thu 10/15
1:00 pm-11:31 pm
1 stop8h 31m
$263
Kansas CitySpokane
MCI Kansas City - GEG Spokane
MCIGEG
Kansas City
Mon 10/12
6:17 am-11:39 am
1 stop7h 22m
Spokane
Mon 10/12
3:37 pm-5:18 pm
1 stop23h 41m
$341
Kansas CityBoise
MCI Kansas City - BOI Boise Air Term. Gowen Fld
MCIBOI
Kansas City
Tue 11/3
7:36 am-6:03 pm
2 stops11h 27m
Boise Air Term. Gowen Fld
Wed 11/4
2:51 pm-8:47 pm
1 stop4h 56m
$352
Kansas CityBoise
MCI Kansas City - BOI Boise Air Term. Gowen Fld
MCIBOI
Kansas City
Mon 11/9
7:00 am-2:27 pm
1 stop8h 27m
Boise Air Term. Gowen Fld
Thu 11/12
1:53 pm-11:59 pm
1 stop9h 06m
$355
Kansas CityBoise
MCI Kansas City - BOI Boise Air Term. Gowen Fld
MCIBOI
Kansas City
Wed 9/23
7:00 am-12:16 pm
1 stop6h 16m
Boise Air Term. Gowen Fld
Sat 9/26
2:50 pm-10:14 pm
1 stop6h 24m
$355
Kansas CityBoise
MCI Kansas City - BOI Boise Air Term. Gowen Fld
MCIBOI
Kansas City
Sat 9/12
7:00 am-12:16 pm
1 stop6h 16m
Boise Air Term. Gowen Fld
Sat 9/19
5:30 am-11:30 am
1 stop5h 00m
$355
Kansas CityBoise
MCI Kansas City - BOI Boise Air Term. Gowen Fld
MCIBOI
Kansas City
Sat 9/12
1:08 pm-9:37 pm
2 stops9h 29m
Boise Air Term. Gowen Fld
Sat 9/19
5:40 pm-11:30 pm
1 stop4h 50m
$360
Kansas CityIdaho Falls
MCI Kansas City - IDA Idaho Falls Fanning Field
MCIIDA
Kansas City
Tue 11/10
7:00 am-3:18 pm
1 stop9h 18m
Idaho Falls Fanning Field
Sat 11/14
1:53 pm-11:59 pm
1 stop9h 06m
$360
Showing 1-10 of 56 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-BOI
MCI-IDA
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-BOI
MCI-IDA
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 $573). 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 $392 and $519 in September.The cheapest round-trip price found within the last 5 days was $238 on Frontier (Sep 17-Sep 24).
How far ahead should I book a flight from Kansas City to Idaho?
The price you pay for your flight from Kansas City to Idaho may vary depending on when you book. For the best chance of a lower fare, look to book 47 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 18, 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.
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
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
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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 18, 2026.
Popular flight searches
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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 2,558,603 searches. Data last updated August 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$186 | Average$361 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$198 | Average$352 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$232 | Average$442 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$240 | Average$409 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$346 | Average$512 | FlexibilityNo cancel fee | On-time63% |