$106+ 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
Aug 31 — Sep 71
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 1, 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 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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.
Sat 9/51:38 pm
MCI
- BOI
1 stop22h 51m
Frontier
Mon 9/142:50 pm
BOI
- MCI
2 stops27h 47m
Frontier
Deal found 7/30![Frontier logo]()
$228
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/215:13 pm
MCI
- GEG
1 stop5h 33m
United Airlines
Tue 8/251:37 pm
GEG
- MCI
1 stop4h 57m
United Airlines
Deal found 7/30![United Airlines logo]()
$277
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/206:00 am
MCI
- BOI
1 stop4h 35m
United Airlines
Tue 8/255:00 am
BOI
- MCI
1 stop4h 51m
United Airlines
Deal found 7/30![United Airlines logo]()
$277
This Alaska Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/257:00 am
MCI
- BOI
1 stop6h 36m
Alaska Airlines
Tue 9/17:20 am
BOI
- MCI
2 stops15h 39m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$280
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/203:22 pm
MCI
- BOI
1 stop8h 18m
American Airlines
Tue 8/251:55 pm
BOI
- MCI
2 stops7h 55m
American Airlines
Deal found 7/30![American Airlines logo]()
$282
This Alaska Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/267:00 am
MCI
- BOI
1 stop6h 36m
Alaska Airlines
Wed 9/27:20 am
BOI
- MCI
2 stops15h 39m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$290
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/292:09 pm
MCI
- GEG
1 stop8h 33m
American Airlines
Mon 8/315:20 am
GEG
- MCI
1 stop6h 10m
American Airlines
Deal found 7/29![American Airlines logo]()
$323
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/275:30 pm
MCI
- GEG
1 stop7h 10m
Southwest
Wed 9/27:30 am
GEG
- MCI
2 stops7h 55m
Southwest
Deal found 7/27![Southwest logo]()
$328
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/223:03 pm
MCI
- IDA
1 stop4h 17m
Delta
Sat 8/296:00 am
IDA
- MCI
1 stop7h 10m
Delta
Deal found 7/31![Delta logo]()
$329
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/214:55 pm
MCI
- GEG
2 stops8h 20m
Southwest
Tue 8/255:45 am
GEG
- MCI
2 stops9h 15m
Southwest
Deal found 7/30![Southwest logo]()
$332
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/2910:00 am
MCI
- GEG
2 stops12h 46m
United Airlines
Mon 8/315:00 am
GEG
- MCI
1 stop5h 37m
United Airlines
Deal found 7/29![United Airlines logo]()
$338
This Travelocity deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:17 am
MCI
- GEG
2 stops18h 33m
Alaska Airlines
Wed 10/77:19 am
GEG
- MCI
2 stops14h 40m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$342
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 1, 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 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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.
Sat 9/51:38 pm
MCI
- BOI
1 stop22h 51m
Frontier
Mon 9/142:50 pm
BOI
- MCI
2 stops27h 47m
Frontier
Deal found 7/28![Frontier logo]()
$232
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/215:13 pm
MCI
- GEG
1 stop5h 33m
United Airlines
Tue 8/251:37 pm
GEG
- MCI
1 stop4h 57m
United Airlines
Deal found 7/30![United Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/217:00 pm
MCI
- GEG
1 stop6h 15m
Southwest
Tue 8/257:30 am
GEG
- MCI
1 stop5h 55m
Southwest
Deal found 7/30![Southwest logo]()
$277
This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/255:30 am
MCI
- BOI
1 stop6h 46m
American Airlines
Tue 9/16:44 am
BOI
- MCI
1 stop5h 54m
American Airlines
Deal found 7/28![American Airlines logo]()
$316
This Alaska Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/197:00 am
MCI
- BOI
1 stop8h 22m
Alaska Airlines
Wed 8/264:20 pm
BOI
- MCI
1 stop6h 39m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$316
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 8/207:00 am
MCI
- IDA
1 stop4h 50m
Delta
Tue 8/257:00 pm
IDA
- MCI
1 stop4h 13m
Delta
Deal found 8/1![Delta logo]()
$354
This Southwest deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/277:00 pm
MCI
- GEG
1 stop6h 15m
Southwest
Fri 8/286:30 am
GEG
- MCI
1 stop6h 35m
Southwest
Deal found 7/29![Southwest logo]()
$277
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/271:43 pm
MCI
- BOI
2 stops8h 41m
United Airlines
Sun 8/305:00 am
BOI
- MCI
1 stop4h 51m
United Airlines
Deal found 7/31![United Airlines logo]()
$307
This Alaska Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/257:00 am
MCI
- BOI
1 stop8h 22m
Alaska Airlines
Tue 9/17:20 am
BOI
- MCI
2 stops15h 39m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/152:09 pm
MCI
- GEG
1 stop8h 33m
American Airlines
Thu 8/275:40 am
GEG
- MCI
1 stop8h 49m
American Airlines
Deal found 7/27![American Airlines logo]()
$347
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/273:45 pm
MCI
- GEG
1 stop8h 55m
Southwest
Wed 9/21:55 pm
GEG
- MCI
1 stop5h 15m
Southwest
Deal found 7/27![Southwest logo]()
$323
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/205:13 pm
MCI
- GEG
1 stop5h 33m
United Airlines
Sun 8/235:00 am
GEG
- MCI
1 stop5h 37m
United Airlines
Deal found 7/31![United Airlines logo]()
$347
This Alaska Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/227:00 am
MCI
- BOI
1 stop8h 22m
Alaska Airlines
Wed 8/264:20 pm
BOI
- MCI
1 stop6h 39m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$347
This American Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:00 am
MCI
- IDA
1 stop9h 09m
American Airlines
Tue 8/2512:06 pm
IDA
- MCI
1 stop5h 28m
American Airlines
Deal found 7/28![American Airlines logo]()
$350
This Alaska Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 11/142:53 pm
MCI
- IDA
1 stop9h 49m
Alaska Airlines
Wed 11/181:53 pm
IDA
- MCI
1 stop9h 06m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$350
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/273:45 pm
MCI
- GEG
1 stop8h 55m
Southwest
Mon 8/316:55 am
GEG
- MCI
1 stop8h 00m
Southwest
Deal found 7/28![Southwest logo]()
$350
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/211:43 pm
MCI
- GEG
2 stops10h 53m
United Airlines
Fri 8/285:00 am
GEG
- MCI
1 stop5h 37m
United Airlines
Deal found 7/27![United Airlines logo]()
$372
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 11/192:59 pm
MCI
- JAC
1 stop5h 32m
Delta
Tue 11/245:30 pm
JAC
- MCI
1 stop5h 37m
Delta
Deal found 7/28![Delta logo]()
$471
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 10/16:15 pm
MCI
- BOI
2 stops8h 25m
Southwest
Tue 10/63:20 pm
BOI
- MCI
1 stop4h 10m
Southwest
Deal found 7/30![Southwest logo]()
$360
This Alaska Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/287:00 am
MCI
- GEG
1 stop7h 31m
Alaska Airlines
Wed 9/25:52 am
GEG
- MCI
1 stop6h 00m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/221:08 pm
MCI
- BOI
2 stops9h 29m
United Airlines
Wed 8/262:44 pm
BOI
- MCI
1 stop4h 50m
United Airlines
Deal found 7/27![United Airlines logo]()
$372
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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
MCI
- WYS
1 stop7h 52m
United Airlines
Sat 9/125:45 pm
WYS
- MCI
1 stop4h 45m
United Airlines
Deal found 7/31![United Airlines logo]()
$394
This Alaska Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 12/75:00 pm
MCI
- GEG
1 stop8h 10m
Alaska Airlines
Tue 12/87:00 am
GEG
- MCI
1 stop5h 43m
Alaska Airlines
Deal found 7/31![Alaska Airlines logo]()
$413
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/127:05 pm
MCI
- BOI
1 stop5h 05m
Southwest
Fri 8/146:00 am
BOI
- MCI
1 stop8h 30m
Southwest
Deal found 7/27![Southwest logo]()
$417
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/269:14 am
MCI
- WYS
1 stop5h 06m
United Airlines
Sat 8/295:45 pm
WYS
- MCI
1 stop4h 45m
United Airlines
Deal found 7/27![United Airlines logo]()
$394
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 10/23:40 pm
MCI
- GEG
2 stops10h 00m
Southwest
Tue 10/67:35 am
GEG
- MCI
2 stops7h 40m
Southwest
Deal found 7/28![Southwest logo]()
$420
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/275:13 pm
MCI
- GEG
1 stop5h 33m
United Airlines
Wed 9/25:00 am
GEG
- MCI
1 stop5h 37m
United Airlines
Deal found 7/30![United Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” 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 9/1111:32 am
MCI
- IDA
1 stop4h 51m
United Airlines
Mon 9/144:04 pm
IDA
- MCI
1 stop6h 26m
United Airlines
Deal found 8/1![United Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 12/3010:35 am
MCI
- PIH
2 stops12h 11m
Delta
Fri 1/111:44 am
PIH
- MCI
1 stop4h 38m
Delta
Deal found 7/28![Delta logo]()
$923
This United Airlines deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/206:00 am
MCI
- IDA
1 stop4h 51m
United Airlines
Tue 8/2510:35 am
IDA
- MCI
2 stops10h 09m
United Airlines
Deal found 7/28![United Airlines logo]()
$484
Last-minute flights from Kansas City to IdahoDiscover last-minute flight deals from Kansas City to Idaho. Data last updated August 1, 2026 and is based on user searches.
Discover last-minute flight deals from Kansas City to Idaho. Data last updated August 1, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/206:00 am
MCI
- BOI
1 stop4h 35m
United Airlines
Tue 8/255:00 am
BOI
- MCI
1 stop4h 51m
United Airlines
Deal found 7/30![United Airlines logo]()
$277
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/203:22 pm
MCI
- BOI
1 stop8h 18m
American Airlines
Tue 8/251:55 pm
BOI
- MCI
2 stops7h 55m
American Airlines
Deal found 7/30![American Airlines logo]()
$282
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/215:13 pm
MCI
- GEG
1 stop5h 33m
United Airlines
Tue 8/251:37 pm
GEG
- MCI
1 stop4h 57m
United Airlines
Deal found 7/30![United Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/214:55 pm
MCI
- GEG
2 stops8h 20m
Southwest
Tue 8/255:45 am
GEG
- MCI
2 stops9h 15m
Southwest
Deal found 7/30![Southwest logo]()
$332
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/223:03 pm
MCI
- IDA
1 stop4h 17m
Delta
Sat 8/296:00 am
IDA
- MCI
1 stop7h 10m
Delta
Deal found 7/31![Delta logo]()
$329
This Alaska Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/257:00 am
MCI
- BOI
1 stop6h 36m
Alaska Airlines
Tue 9/17:20 am
BOI
- MCI
2 stops15h 39m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$280
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/255:30 am
MCI
- BOI
2 stops8h 54m
American Airlines
Tue 9/16:44 am
BOI
- MCI
1 stop8h 45m
American Airlines
Deal found 7/29![American Airlines logo]()
$321
This Alaska Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/267:00 am
MCI
- BOI
1 stop6h 36m
Alaska Airlines
Wed 9/27:20 am
BOI
- MCI
2 stops15h 39m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$290
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 8/271:43 pm
MCI
- BOI
2 stops8h 41m
United Airlines
Sun 8/305:00 am
BOI
- MCI
1 stop4h 51m
United Airlines
Deal found 7/31![United Airlines logo]()
$307
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/275:30 pm
MCI
- GEG
1 stop7h 10m
Southwest
Wed 9/27:30 am
GEG
- MCI
2 stops7h 55m
Southwest
Deal found 7/27![Southwest logo]()
$328
This American Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/292:09 pm
MCI
- GEG
1 stop8h 33m
American Airlines
Mon 8/315:20 am
GEG
- MCI
1 stop6h 10m
American Airlines
Deal found 7/29![American Airlines logo]()
$323
This United Airlines deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 8/2910:00 am
MCI
- GEG
2 stops12h 46m
United Airlines
Mon 8/315:00 am
GEG
- MCI
1 stop5h 37m
United Airlines
Deal found 7/29![United Airlines logo]()
$338
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 1, 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 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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
MCI
- BOI
1 stop23h 51m
Frontier
Deal found 7/30![Frontier logo]()
$106
This Southwest deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” 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 8/255:35 pm
MCI
- GEG
1 stop6h 30m
Southwest
Deal found 7/28![Southwest logo]()
$139
This Southwest deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 9/14:30 pm
MCI
- GEG
1 stop7h 55m
Southwest
Deal found 7/27![Southwest logo]()
$185
This Alaska Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 10/63:17 pm
MCI
- IDA
1 stop8h 42m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$186
This United Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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
MCI
- GEG
2 stops12h 46m
United Airlines
Deal found 7/27![United Airlines logo]()
$190
This Expedia deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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.
Sat 8/222:48 pm
MCI
- IDA
1 stop23h 36m
Alaska Airlines
Deal found 7/30![Alaska Airlines logo]()
$195
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” 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 10/65:59 pm
MCI
- IDA
1 stop5h 11m
Delta
Deal found 7/29![Delta logo]()
$196
This Southwest deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 11/248:00 pm
MCI
- BOI
1 stop6h 25m
Southwest
Deal found 7/30![Southwest logo]()
$199
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” 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 8/227:30 am
MCI
- IDA
2 stops10h 46m
United Airlines
Deal found 7/30![United Airlines logo]()
$201
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” 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 10/107:00 am
MCI
- GEG
1 stop7h 18m
Delta
Deal found 7/31![Delta logo]()
$202
This American Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” 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 8/116:20 am
MCI
- BOI
1 stop5h 56m
American Airlines
Deal found 7/27![American Airlines logo]()
$209
This American Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/45:30 am
MCI
- BOI
1 stop6h 46m
American Airlines
Deal found 7/30![American Airlines logo]()
$211
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 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $228 (Kiwi.com) |
One-way from | $106 (Kiwi.com) |
Popular in | February |
Cheapest in | September |
Average price | $396 |
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 1, 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 CityBoise
MCI - BOI
MCIBOI
Kansas City
Sat 9/5
1:38 pm-11:29 am
1 stop22h 51m
Boise Air Term. Gowen Fld
Mon 9/14
2:50 pm-7:37 pm
2 stops27h 47m
$232
Kansas CitySpokane
MCI - GEG
MCIGEG
Kansas City
Fri 8/21
5:13 pm-8:46 pm
1 stop5h 33m
Spokane
Tue 8/25
1:37 pm-8:34 pm
1 stop4h 57m
$277
Kansas CitySpokane
MCI - GEG
MCIGEG
Kansas City
Fri 8/21
7:00 pm-11:15 pm
1 stop6h 15m
Spokane
Tue 8/25
7:30 am-3:25 pm
1 stop5h 55m
$277
Kansas CitySpokane
MCI - GEG
MCIGEG
Kansas City
Thu 8/27
7:00 pm-11:15 pm
1 stop6h 15m
Spokane
Fri 8/28
6:30 am-3:05 pm
1 stop6h 35m
$277
Kansas CityBoise
MCI - BOI
MCIBOI
Kansas City
Thu 8/27
1:43 pm-9:24 pm
2 stops8h 41m
Boise Air Term. Gowen Fld
Sun 8/30
5:00 am-10:51 am
1 stop4h 51m
$307
Kansas CityBoise
MCI - BOI
MCIBOI
Kansas City
Tue 8/25
5:30 am-11:16 am
1 stop6h 46m
Boise Air Term. Gowen Fld
Tue 9/1
6:44 am-1:38 pm
1 stop5h 54m
$316
Kansas CityBoise
MCI - BOI
MCIBOI
Kansas City
Wed 8/19
7:00 am-2:22 pm
1 stop8h 22m
Boise Air Term. Gowen Fld
Wed 8/26
4:20 pm-11:59 pm
1 stop6h 39m
$316
Kansas CityBoise
MCI - BOI
MCIBOI
Kansas City
Tue 8/25
7:00 am-2:22 pm
1 stop8h 22m
Boise Air Term. Gowen Fld
Tue 9/1
7:20 am-11:59 pm
2 stops15h 39m
$319
Kansas CitySpokane
MCI - GEG
MCIGEG
Kansas City
Thu 8/27
3:45 pm-10:40 pm
1 stop8h 55m
Spokane
Wed 9/2
1:55 pm-9:10 pm
1 stop5h 15m
$323
Kansas CitySpokane
MCI - GEG
MCIGEG
Kansas City
Sat 8/15
2:09 pm-8:42 pm
1 stop8h 33m
Spokane
Thu 8/27
5:40 am-4:29 pm
1 stop8h 49m
$347
Showing 1-10 of 60 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-GEG
MCI-IDA
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-GEG
MCI-IDA
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 $352 and $494 in September.The cheapest round-trip price found within the last 5 days was $228 on Frontier (Sep 5-Sep 14).
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 1, 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
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Food
7.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Comfort
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
Complete your trip to Idaho by adding a car rental and/or hotel reservation to your travel itinerary.
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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 1, 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 2,558,603 searches. Data last updated August 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$186 | Average$366 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$198 | Average$352 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$232 | Average$475 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$267 | Average$428 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$320 | Average$494 | FlexibilityNo cancel fee | On-time63% |