$156+ 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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — BOI
Jul 31 — Aug 71
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 July 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 July 1, 2026.
This United Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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 8/159:14 am
MCI
- WYS
1 stop5h 07m
United Airlines
Sat 8/225:45 pm
WYS
- MCI
1 stop4h 45m
United Airlines
Deal found 6/26![United Airlines logo]()
$304
This Delta deal was found by Cheapflights users on 6/28. 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.
Mon 8/107:00 am
MCI
- IDA
1 stop4h 50m
Delta
Tue 8/186:00 am
IDA
- MCI
1 stop7h 08m
Delta
Deal found 6/28![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 6/28. 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.
Sat 8/223:03 pm
MCI
- IDA
1 stop4h 17m
Delta
Sat 8/2911:35 am
IDA
- MCI
2 stops11h 23m
Delta
Deal found 6/28![Delta logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 6/30. 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.
Wed 8/121:45 pm
MCI
- GEG
2 stops32h 39m
Multiple Airlines
Sun 8/169:14 pm
GEG
- MCI
1 stop16h 33m
Multiple Airlines
Deal found 6/30![Multiple Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:40 pm
MCI
- BOI
1 stop7h 19m
Delta
Tue 8/186:00 am
BOI
- MCI
1 stop7h 08m
Delta
Deal found 6/30![Delta logo]()
$341
This Southwest deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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 8/65:15 pm
MCI
- BOI
1 stop7h 20m
Southwest
Tue 8/117:05 am
BOI
- MCI
1 stop5h 30m
Southwest
Deal found 6/26![Southwest logo]()
$342
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Tue 7/145:24 pm
MCI
- IDA
1 stop4h 43m
United Airlines
Tue 8/184:04 pm
IDA
- MCI
1 stop6h 26m
United Airlines
Deal found 6/30![United Airlines logo]()
$344
This American Airlines deal was found by Cheapflights users on 6/30. 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.
Tue 8/259:50 am
MCI
- BOI
2 stops7h 59m
American Airlines
Tue 9/13:19 pm
BOI
- MCI
1 stop8h 16m
American Airlines
Deal found 6/30![American Airlines logo]()
$346
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Tue 7/214:26 pm
MCI
- BOI
1 stop6h 39m
United Airlines
Sat 7/255:46 pm
BOI
- MCI
1 stop4h 39m
United Airlines
Deal found 6/30![United Airlines logo]()
$347
This Delta deal was found by Cheapflights users on 6/28. 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.
Mon 8/107:00 am
MCI
- IDA
1 stop4h 50m
Delta
Sat 8/157:00 pm
IDA
- MCI
2 stops13h 19m
Delta
Deal found 6/28![Delta logo]()
$349
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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.
Tue 10/276:13 am
MCI
- GEG
1 stop7h 26m
Alaska Airlines
Wed 10/286:00 am
GEG
- MCI
1 stop6h 17m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$363
This Southwest deal was found by Cheapflights users on 6/29. 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.
Sat 9/55:40 am
MCI
- GEG
2 stops9h 20m
Southwest
Sat 9/1211:20 am
GEG
- MCI
1 stop8h 40m
Southwest
Deal found 6/29![Southwest logo]()
$368
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 July 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 July 1, 2026.
This United Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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 8/159:14 am
MCI
- WYS
1 stop5h 07m
United Airlines
Sat 8/225:45 pm
WYS
- MCI
1 stop4h 45m
United Airlines
Deal found 6/26![United Airlines logo]()
$304
This Delta deal was found by Cheapflights users on 6/28. 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.
Sat 8/223:03 pm
MCI
- IDA
1 stop4h 17m
Delta
Sat 8/2911:35 am
IDA
- MCI
2 stops11h 23m
Delta
Deal found 6/28![Delta logo]()
$324
This Travelocity deal was found by Cheapflights users on 6/30. 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.
Thu 9/241:34 pm
MCI
- BOI
1 stop7h 51m
Alaska Airlines
Mon 9/2810:00 am
BOI
- MCI
1 stop12h 59m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$341
This Southwest deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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 8/65:15 pm
MCI
- BOI
1 stop7h 20m
Southwest
Tue 8/117:05 am
BOI
- MCI
1 stop5h 30m
Southwest
Deal found 6/26![Southwest logo]()
$342
This American Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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 8/65:30 am
MCI
- BOI
1 stop6h 46m
American Airlines
Tue 8/111:55 pm
BOI
- MCI
2 stops9h 40m
American Airlines
Deal found 6/26![American Airlines logo]()
$380
This United Airlines deal was found by Cheapflights users on 6/28. 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.
Sat 8/229:14 am
MCI
- IDA
1 stop7h 09m
United Airlines
Sat 8/294:04 pm
IDA
- MCI
1 stop6h 26m
United Airlines
Deal found 6/28![United Airlines logo]()
$319
This Alaska Airlines deal was found by Cheapflights users on 6/27. 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.
Tue 8/257:00 am
MCI
- BOI
1 stop6h 36m
Alaska Airlines
Tue 9/12:17 pm
BOI
- MCI
1 stop8h 42m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$341
This Delta deal was found by Cheapflights users on 6/29. 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.
Thu 8/277:15 am
MCI
- GEG
1 stop6h 53m
Delta
Wed 9/25:30 am
GEG
- MCI
1 stop6h 38m
Delta
Deal found 6/29![Delta logo]()
$369
This Southwest deal was found by Cheapflights users on 6/29. 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.
Sat 9/52:30 pm
MCI
- GEG
2 stops8h 25m
Southwest
Sat 9/1211:05 am
GEG
- MCI
2 stops8h 55m
Southwest
Deal found 6/29![Southwest logo]()
$373
This Alaska Airlines deal was found by Cheapflights users on 6/27. 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.
Tue 10/276:13 am
MCI
- GEG
1 stop7h 26m
Alaska Airlines
Wed 10/286:00 am
GEG
- MCI
1 stop6h 17m
Alaska Airlines
Deal found 6/27![Alaska Airlines logo]()
$363
This United Airlines deal was found by Cheapflights users on 6/29. 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 8/16:00 am
MCI
- BOI
1 stop4h 53m
United Airlines
Tue 8/45:46 pm
BOI
- MCI
1 stop4h 39m
United Airlines
Deal found 6/29![United Airlines logo]()
$375
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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 8/66:01 pm
MCI
- GEG
1 stop7h 52m
Delta
Wed 8/125:00 pm
GEG
- MCI
1 stop5h 13m
Delta
Deal found 6/26![Delta logo]()
$388
This Southwest deal was found by Cheapflights users on 6/27. 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.
Sat 7/257:50 pm
MCI
- BOI
1 stop5h 40m
Southwest
Sat 8/15:10 pm
BOI
- MCI
1 stop6h 35m
Southwest
Deal found 6/27![Southwest logo]()
$393
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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.
Sat 10/246:13 am
MCI
- GEG
1 stop7h 26m
Alaska Airlines
Tue 10/278:21 am
GEG
- MCI
1 stop6h 57m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$363
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Thu 10/155:24 pm
MCI
- SUN
1 stop5h 01m
United Airlines
Tue 10/207:00 am
SUN
- MCI
1 stop4h 42m
United Airlines
Deal found 6/29![United Airlines logo]()
$387
This Alaska Airlines deal was found by Cheapflights users on 6/28. 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.
Mon 8/317:00 am
MCI
- GEG
1 stop7h 31m
Alaska Airlines
Mon 8/313:44 pm
GEG
- MCI
1 stop6h 15m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 6/29. 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.
Sun 8/25:40 am
MCI
- BOI
2 stops7h 50m
Southwest
Wed 8/53:40 pm
BOI
- MCI
1 stop5h 50m
Southwest
Deal found 6/29![Southwest logo]()
$428
This American Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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 7/315:31 am
MCI
- GEG
2 stops10h 31m
American Airlines
Mon 8/33:00 pm
GEG
- MCI
1 stop7h 13m
American Airlines
Deal found 6/26![American Airlines logo]()
$528
This United Airlines deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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 8/296:00 am
MCI
- IDA
1 stop4h 51m
United Airlines
Wed 9/24:04 pm
IDA
- MCI
1 stop6h 26m
United Airlines
Deal found 6/25![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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 7/312:55 pm
MCI
- GEG
1 stop5h 18m
Delta
Mon 8/35:00 pm
GEG
- MCI
1 stop5h 13m
Delta
Deal found 6/26![Delta logo]()
$448
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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 8/37:00 am
MCI
- JAC
1 stop6h 15m
Delta
Fri 8/77:40 am
JAC
- MCI
1 stop5h 28m
Delta
Deal found 6/26![Delta logo]()
$453
This Southwest deal was found by Cheapflights users on 6/30. 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.
Mon 10/123:40 pm
MCI
- GEG
2 stops10h 00m
Southwest
Mon 10/196:00 am
GEG
- MCI
1 stop10h 25m
Southwest
Deal found 6/30![Southwest logo]()
$471
This United Airlines deal was found by Cheapflights users on 6/30. 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 8/146:00 am
MCI
- IDA
1 stop4h 51m
United Airlines
Thu 8/204:04 pm
IDA
- MCI
1 stop6h 26m
United Airlines
Deal found 6/30![United Airlines logo]()
$444
This Delta deal was found by Cheapflights users on 6/28. 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 8/127:00 am
MCI
- JAC
1 stop6h 15m
Delta
Tue 8/186:01 pm
JAC
- MCI
1 stop5h 12m
Delta
Deal found 6/28![Delta logo]()
$461
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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.
Thu 8/65:50 pm
MCI
- BOI
1 stop6h 58m
Alaska Airlines
Tue 8/114:35 pm
BOI
- MCI
1 stop6h 24m
Alaska Airlines
Deal found 6/30![Alaska Airlines logo]()
$466
This United Airlines deal was found by Cheapflights users on 6/30. 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 8/66:00 am
MCI
- JAC
1 stop4h 34m
United Airlines
Tue 8/114:25 pm
JAC
- MCI
1 stop6h 05m
United Airlines
Deal found 6/30![United Airlines logo]()
$461
This Delta deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” 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 7/204:04 pm
MCI
- JAC
1 stop5h 25m
Delta
Thu 7/306:05 pm
JAC
- MCI
1 stop5h 08m
Delta
Deal found 6/26![Delta logo]()
$461
This Alaska Airlines deal was found by Cheapflights users on 6/29. 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.
Thu 8/277:00 am
MCI
- GEG
1 stop7h 31m
Alaska Airlines
Wed 9/25:12 am
GEG
- MCI
2 stops16h 47m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$481
This United Airlines deal was found by Cheapflights users on 6/28. 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.
Fri 7/244:26 pm
MCI
- SUN
1 stop6h 35m
United Airlines
Tue 7/288:15 am
SUN
- MCI
1 stop6h 45m
United Airlines
Deal found 6/28![United Airlines logo]()
$483
This Delta deal was found by Cheapflights users on 6/28. 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.
Tue 9/14:04 pm
MCI
- JAC
1 stop5h 06m
Delta
Sun 9/67:02 am
JAC
- MCI
1 stop7h 12m
Delta
Deal found 6/28![Delta logo]()
$496
Last-minute flights from Kansas City to IdahoDiscover last-minute flight deals from Kansas City to Idaho. Data last updated July 1, 2026 and is based on user searches.
Discover last-minute flight deals from Kansas City to Idaho. Data last updated July 1, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:05 am
MCI
- IDA
1 stop4h 38m
Delta
Tue 7/217:00 pm
IDA
- MCI
1 stop4h 13m
Delta
Deal found 6/30![Delta logo]()
$344
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:05 am
MCI
- IDA
1 stop4h 38m
Delta
Wed 7/227:00 pm
IDA
- MCI
1 stop4h 13m
Delta
Deal found 6/30![Delta logo]()
$369
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:05 am
MCI
- IDA
1 stop4h 38m
Delta
Tue 8/1811:35 am
IDA
- MCI
2 stops11h 23m
Delta
Deal found 6/30![Delta logo]()
$433
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Tue 7/214:26 pm
MCI
- BOI
1 stop6h 39m
United Airlines
Sat 7/255:46 pm
BOI
- MCI
1 stop4h 39m
United Airlines
Deal found 6/30![United Airlines logo]()
$347
This Expedia deal was found by Cheapflights users on 6/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/215:50 pm
MCI
- BOI
1 stop6h 58m
Alaska Airlines
Tue 8/42:55 pm
BOI
- MCI
1 stop8h 18m
Alaska Airlines
Deal found 6/29![Alaska Airlines logo]()
$429
This Southwest deal was found by Cheapflights users on 6/27. 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.
Sat 7/257:50 pm
MCI
- BOI
1 stop5h 40m
Southwest
Sat 8/15:10 pm
BOI
- MCI
1 stop6h 35m
Southwest
Deal found 6/27![Southwest logo]()
$393
This Delta deal was found by Cheapflights users on 6/29. 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 7/287:05 am
MCI
- IDA
1 stop4h 38m
Delta
Tue 8/116:00 am
IDA
- MCI
1 stop7h 08m
Delta
Deal found 6/29![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 6/30. 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.
Tue 7/286:19 pm
MCI
- BOI
1 stop6h 02m
American Airlines
Fri 7/313:54 pm
BOI
- MCI
1 stop7h 29m
American Airlines
Deal found 6/30![American Airlines logo]()
$397
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Tue 7/281:40 pm
MCI
- BOI
2 stops9h 25m
United Airlines
Fri 7/315:46 pm
BOI
- MCI
1 stop4h 39m
United Airlines
Deal found 6/30![United Airlines logo]()
$402
This Delta deal was found by Cheapflights users on 6/28. 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 7/296:00 pm
MCI
- GEG
1 stop7h 55m
Delta
Fri 7/315:10 pm
GEG
- MCI
1 stop5h 03m
Delta
Deal found 6/28![Delta logo]()
$410
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/304:32 pm
MCI
- IDA
1 stop24h 28m
Multiple Airlines
Fri 8/710:54 pm
IDA
- MCI
2 stops17h 16m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 6/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/304:32 pm
MCI
- IDA
1 stop24h 28m
Multiple Airlines
Thu 8/69:48 am
IDA
- MCI
2 stops26h 12m
Multiple Airlines
Deal found 6/29![Multiple Airlines logo]()
$419
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 July 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 July 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 9/142:17 pm
MCI
- BOI
1 stop22h 47m
Frontier
Deal found 6/30![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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 8/51:45 pm
MCI
- BOI
1 stop23h 44m
Frontier
Deal found 6/25![Frontier logo]()
$170
This United Airlines deal was found by Cheapflights users on 6/30. 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.
Tue 9/15:13 pm
MCI
- BOI
1 stop6h 27m
United Airlines
Deal found 6/30![United Airlines logo]()
$171
This Southwest deal was found by Cheapflights users on 6/28. 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 7/218:00 pm
MCI
- BOI
1 stop5h 35m
Southwest
Deal found 6/28![Southwest logo]()
$174
This Southwest deal was found by Cheapflights users on 6/30. 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 9/14:45 pm
MCI
- BOI
2 stops7h 25m
Southwest
Deal found 6/30![Southwest logo]()
$176
This Southwest deal was found by Cheapflights users on 6/25. Clicking the “Pick Dates” 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 8/57:05 am
MCI
- BOI
2 stops7h 45m
Southwest
Deal found 6/25![Southwest logo]()
$177
This United Airlines deal was found by Cheapflights users on 6/28. 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.
Tue 7/211:40 pm
MCI
- BOI
2 stops9h 25m
United Airlines
Deal found 6/28![United Airlines logo]()
$179
This Southwest deal was found by Cheapflights users on 6/29. 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.
Wed 7/228:00 pm
MCI
- GEG
1 stop6h 10m
Southwest
Deal found 6/29![Southwest logo]()
$182
This Trip.com deal was found by Cheapflights users on 6/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/11:45 pm
MCI
- BOI
1 stop23h 44m
Frontier
Deal found 6/28![Frontier logo]()
$185
This United Airlines deal was found by Cheapflights users on 6/29. 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.
Tue 9/110:00 am
MCI
- GEG
2 stops12h 46m
United Airlines
Deal found 6/29![United Airlines logo]()
$187
This Expedia deal was found by Cheapflights users on 6/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/135:50 pm
MCI
- IDA
1 stop20h 16m
Alaska Airlines
Deal found 6/28![Alaska Airlines logo]()
$190
This Southwest deal was found by Cheapflights users on 6/30. 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.
Mon 9/144:55 pm
MCI
- BOI
2 stops7h 40m
Southwest
Deal found 6/30![Southwest logo]()
$193
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 July 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $304 (United Airlines) |
One-way from | $156 (Kiwi.com) |
Popular in | February |
Cheapest in | September |
Average price | $504 |
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 July 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 CityWest Yellowstone
MCI - WYS
MCIWYS
Kansas City
Sat 8/15
9:14 am-1:21 pm
1 stop5h 07m
West Yellowstone
Sat 8/22
5:45 pm-11:30 pm
1 stop4h 45m
$304
Kansas CityIdaho Falls
MCI - IDA
MCIIDA
Kansas City
Sat 8/22
9:14 am-3:23 pm
1 stop7h 09m
Idaho Falls Fanning Field
Sat 8/29
4:04 pm-11:30 pm
1 stop6h 26m
$319
Kansas CityIdaho Falls
MCI - IDA
MCIIDA
Kansas City
Sat 8/22
3:03 pm-6:20 pm
1 stop4h 17m
Idaho Falls Fanning Field
Sat 8/29
11:35 am-11:58 pm
2 stops11h 23m
$324
Kansas CityBoise
MCI - BOI
MCIBOI
Kansas City
Thu 9/24
1:34 pm-8:25 pm
1 stop7h 51m
Boise Air Term. Gowen Fld
Mon 9/28
10:00 am-11:59 pm
1 stop12h 59m
$341
Kansas CityBoise
MCI - BOI
MCIBOI
Kansas City
Tue 8/25
7:00 am-12:36 pm
1 stop6h 36m
Boise Air Term. Gowen Fld
Tue 9/1
2:17 pm-11:59 pm
1 stop8h 42m
$341
Kansas CityBoise
MCI - BOI
MCIBOI
Kansas City
Thu 8/6
5:15 pm-11:35 pm
1 stop7h 20m
Boise Air Term. Gowen Fld
Tue 8/11
7:05 am-1:35 pm
1 stop5h 30m
$342
Kansas CitySpokane
MCI - GEG
MCIGEG
Kansas City
Tue 10/27
6:13 am-11:39 am
1 stop7h 26m
Spokane
Wed 10/28
6:00 am-2:17 pm
1 stop6h 17m
$363
Kansas CitySpokane
MCI - GEG
MCIGEG
Kansas City
Sat 10/24
6:13 am-11:39 am
1 stop7h 26m
Spokane
Tue 10/27
8:21 am-5:18 pm
1 stop6h 57m
$363
Kansas CitySpokane
MCI - GEG
MCIGEG
Kansas City
Thu 8/27
7:15 am-12:08 pm
1 stop6h 53m
Spokane
Wed 9/2
5:30 am-2:08 pm
1 stop6h 38m
$369
Kansas CitySpokane
MCI - GEG
MCIGEG
Kansas City
Mon 8/31
7:00 am-12:31 pm
1 stop7h 31m
Spokane
Mon 8/31
3:44 pm-11:59 pm
1 stop6h 15m
$369
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-WYS
MCI-IDA
MCI-BOI
MCI-GEG
MCI-SUN
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-WYS
MCI-IDA
MCI-BOI
MCI-GEG
What is the cheapest month to book a flight from Kansas City to Idaho?
Currently, August is the cheapest month in which you can book a flight from Kansas City to Idaho (average of $154). Flying from Kansas City to Idaho in June is currently the most expensive (average of $360). 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?
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 July 1, 2026.
See what other customers who have flown with Alaska Airlines,Southwest, 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.
Comfort
7.8
Overall
7.9
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Overall
7.9
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Overall
7.9
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Overall
7.9
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Comfort
7.8
Overall
7.9
Crew
8.5
Entertainment
7.0
Boarding
8.1
Food
7.1
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
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 July 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 4 airlines flying from Kansas City to Idaho
Discover the top 4 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 July 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$186 | Average$369 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$232 | Average$438 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$256 | Average$427 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$266 | Average$494 | FlexibilityNo cancel fee | On-time63% |