$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 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — BOI
Jun 18 — Jun 251
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 May 19, 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 May 19, 2026.
This Booking.com deal was found by Cheapflights users on 5/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/71:45 pm
MCI
- GEG
1 stop23h 52m
Frontier
Wed 7/1512:34 pm
GEG
- MCI
1 stop22h 21m
Frontier
Deal found 5/16![Frontier logo]()
$242
This Booking.com deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/42:34 pm
MCI
- GEG
1 stop23h 04m
Frontier
Wed 6/1012:31 pm
GEG
- MCI
1 stop22h 29m
Frontier
Deal found 5/18![Frontier logo]()
$282
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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.
Sat 10/313:11 pm
MCI
- IDA
1 stop8h 43m
Alaska Airlines
Wed 11/46:04 am
IDA
- MCI
1 stop6h 55m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$319
This Alaska Airlines deal was found by Cheapflights users on 5/14. 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 8/186:02 am
MCI
- BOI
1 stop9h 05m
Alaska Airlines
Wed 8/194:17 pm
BOI
- MCI
1 stop6h 42m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 5/14. 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.
Mon 7/202:55 pm
MCI
- JAC
1 stop5h 42m
Delta
Thu 7/306:05 pm
JAC
- MCI
1 stop5h 08m
Delta
Deal found 5/14![Delta logo]()
$329
This Mytrip deal was found by Cheapflights users on 5/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/151:45 pm
MCI
- BOI
1 stop23h 45m
Frontier
Sun 6/211:25 pm
BOI
- MCI
1 stop22h 35m
Frontier
Deal found 5/16![Frontier logo]()
$330
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am
MCI
- BOI
2 stops9h 04m
United Airlines
Tue 11/310:39 am
BOI
- MCI
1 stop4h 24m
United Airlines
Deal found 5/18![United Airlines logo]()
$332
This United Airlines deal was found by Cheapflights users on 5/14. 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 5/305:24 pm
MCI
- JAC
1 stop4h 34m
United Airlines
Mon 6/11:42 pm
JAC
- MCI
2 stops8h 31m
United Airlines
Deal found 5/14![United Airlines logo]()
$334
This Southwest deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:00 am
MCI
- BOI
2 stops10h 00m
Southwest
Tue 11/37:20 am
BOI
- MCI
2 stops7h 10m
Southwest
Deal found 5/18![Southwest logo]()
$337
This Booking.com deal was found by Cheapflights users on 5/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/232:34 pm
MCI
- BOI
1 stop22h 56m
Frontier
Tue 5/261:25 pm
BOI
- MCI
1 stop23h 24m
Frontier
Deal found 5/14![Frontier logo]()
$343
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/162:55 pm
MCI
- JAC
1 stop5h 47m
Delta
Tue 6/236:05 pm
JAC
- MCI
1 stop5h 13m
Delta
Deal found 5/18![Delta logo]()
$343
This United Airlines deal was found by Cheapflights users on 5/14. 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 5/299:10 am
MCI
- IDA
1 stop7h 24m
United Airlines
Thu 6/42:30 pm
IDA
- MCI
1 stop5h 13m
United Airlines
Deal found 5/14![United Airlines logo]()
$344
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 May 19, 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 May 19, 2026.
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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.
Sat 10/313:11 pm
MCI
- IDA
1 stop8h 43m
Alaska Airlines
Wed 11/46:04 am
IDA
- MCI
1 stop6h 55m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$319
This American Airlines deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure 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 57m
American Airlines
Tue 9/13:04 pm
BOI
- MCI
1 stop8h 32m
American Airlines
Deal found 5/19![American Airlines logo]()
$327
This Delta deal was found by Cheapflights users on 5/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:15 pm
MCI
- JAC
1 stop5h 42m
Delta
Sat 9/265:30 pm
JAC
- MCI
1 stop5h 50m
Delta
Deal found 5/16![Delta logo]()
$374
This United Airlines deal was found by Cheapflights users on 5/16. 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.
Sat 8/295:13 pm
MCI
- SUN
1 stop4h 59m
United Airlines
Tue 9/17:00 am
SUN
- MCI
1 stop4h 37m
United Airlines
Deal found 5/16![United Airlines logo]()
$391
This Southwest deal was found by Cheapflights users on 5/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/15:15 pm
MCI
- BOI
1 stop8h 15m
Southwest
Sat 7/115:40 am
BOI
- MCI
2 stops8h 30m
Southwest
Deal found 5/14![Southwest logo]()
$402
This Alaska Airlines deal was found by Cheapflights users on 5/15. 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 8/186:02 am
MCI
- BOI
1 stop9h 05m
Alaska Airlines
Wed 8/196:20 am
BOI
- MCI
1 stop6h 32m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$327
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/79:17 am
MCI
- SUN
1 stop5h 27m
United Airlines
Wed 11/112:29 pm
SUN
- MCI
1 stop5h 23m
United Airlines
Deal found 5/18![United Airlines logo]()
$391
This Delta deal was found by Cheapflights users on 5/15. 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.
Sat 6/207:02 am
MCI
- IDA
1 stop4h 41m
Delta
Mon 6/297:00 pm
IDA
- MCI
1 stop4h 18m
Delta
Deal found 5/15![Delta logo]()
$393
This Southwest deal was found by Cheapflights users on 5/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/74:10 pm
MCI
- GEG
2 stops8h 30m
Southwest
Wed 7/155:00 am
GEG
- MCI
1 stop6h 55m
Southwest
Deal found 5/16![Southwest logo]()
$406
This Alaska Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:58 pm
MCI
- GEG
1 stop6h 01m
Alaska Airlines
Wed 8/125:00 am
GEG
- MCI
1 stop9h 53m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$384
This Delta deal was found by Cheapflights users on 5/17. 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.
Thu 6/256:00 pm
MCI
- BOI
1 stop7h 09m
Delta
Tue 6/305:59 pm
BOI
- MCI
1 stop5h 19m
Delta
Deal found 5/17![Delta logo]()
$397
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/91:50 pm
MCI
- SUN
2 stops9h 01m
United Airlines
Thu 6/117:00 am
SUN
- MCI
1 stop4h 43m
United Airlines
Deal found 5/18![United Airlines logo]()
$397
This Southwest deal was found by Cheapflights users on 5/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:50 pm
MCI
- BOI
2 stops7h 35m
Southwest
Sat 7/115:10 pm
BOI
- MCI
1 stop6h 30m
Southwest
Deal found 5/14![Southwest logo]()
$418
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/316:40 am
MCI
- WYS
1 stop6h 45m
Delta
Sat 6/61:10 pm
WYS
- MCI
1 stop6h 51m
Delta
Deal found 5/18![Delta logo]()
$399
This United Airlines deal was found by Cheapflights users on 5/14. 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 10/3110:00 am
MCI
- IDA
2 stops8h 22m
United Airlines
Wed 11/47:00 am
IDA
- MCI
1 stop4h 52m
United Airlines
Deal found 5/14![United Airlines logo]()
$404
This Alaska Airlines deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/55:52 pm
MCI
- IDA
1 stop20h 25m
Alaska Airlines
Mon 6/84:03 pm
IDA
- MCI
1 stop23h 54m
Alaska Airlines
Deal found 5/16![Alaska Airlines logo]()
$419
This Delta deal was found by Cheapflights users on 5/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/77:02 am
MCI
- SUN
1 stop6h 27m
Delta
Thu 6/187:20 am
SUN
- MCI
1 stop5h 40m
Delta
Deal found 5/16![Delta logo]()
$400
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/125:24 pm
MCI
- GEG
1 stop5h 41m
United Airlines
Tue 6/164:08 pm
GEG
- MCI
1 stop5h 17m
United Airlines
Deal found 5/18![United Airlines logo]()
$410
This Southwest deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/127:10 pm
MCI
- GEG
2 stops8h 10m
Southwest
Tue 6/1612:35 pm
GEG
- MCI
2 stops7h 25m
Southwest
Deal found 5/18![Southwest logo]()
$465
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3110:00 am
MCI
- JAC
2 stops12h 02m
United Airlines
Wed 11/44:25 pm
JAC
- MCI
1 stop6h 12m
United Airlines
Deal found 5/18![United Airlines logo]()
$414
This Southwest deal was found by Cheapflights users on 5/15. 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.
Mon 6/227:10 pm
MCI
- GEG
2 stops8h 10m
Southwest
Mon 6/295:10 pm
GEG
- MCI
1 stop6h 30m
Southwest
Deal found 5/15![Southwest logo]()
$473
This Delta deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/316:23 am
MCI
- BOI
1 stop8h 21m
Delta
Sun 8/26:42 pm
BOI
- MCI
1 stop4h 31m
Delta
Deal found 5/17![Delta logo]()
$447
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
MCI
- BOI
2 stops10h 31m
United Airlines
Wed 8/196:30 am
BOI
- MCI
1 stop5h 07m
United Airlines
Deal found 5/18![United Airlines logo]()
$422
This Alaska Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/65:52 pm
MCI
- GEG
1 stop16h 36m
Alaska Airlines
Mon 6/87:25 pm
GEG
- MCI
1 stop19h 32m
Alaska Airlines
Deal found 5/18![Alaska Airlines logo]()
$513
This Delta deal was found by Cheapflights users on 5/14. 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.
Fri 7/316:00 pm
MCI
- GEG
1 stop7h 55m
Delta
Mon 8/35:14 pm
GEG
- MCI
1 stop4h 49m
Delta
Deal found 5/14![Delta logo]()
$448
This Alaska Airlines deal was found by Cheapflights users on 5/17. 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.
Tue 6/165:50 pm
MCI
- GEG
1 stop7h 09m
Alaska Airlines
Tue 6/2311:40 am
GEG
- MCI
1 stop5h 21m
Alaska Airlines
Deal found 5/17![Alaska Airlines logo]()
$514
This United Airlines deal was found by Cheapflights users on 5/14. 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 5/295:24 pm
MCI
- SUN
1 stop5h 02m
United Airlines
Tue 6/22:38 pm
SUN
- MCI
1 stop5h 05m
United Airlines
Deal found 5/14![United Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 5/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/182:55 pm
MCI
- BOI
1 stop5h 04m
Delta
Sat 7/256:00 am
BOI
- MCI
1 stop6h 57m
Delta
Deal found 5/16![Delta logo]()
$453
This Delta deal was found by Cheapflights users on 5/17. 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.
Thu 9/176:40 am
MCI
- JAC
1 stop5h 09m
Delta
Sun 9/205:30 pm
JAC
- MCI
1 stop5h 50m
Delta
Deal found 5/17![Delta logo]()
$456
This United Airlines deal was found by Cheapflights users on 5/14. 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 5/309:10 am
MCI
- WYS
1 stop5h 22m
United Airlines
Wed 6/32:19 pm
WYS
- MCI
1 stop5h 24m
United Airlines
Deal found 5/14![United Airlines logo]()
$469
Last-minute flights from Kansas City to IdahoDiscover last-minute flight deals from Kansas City to Idaho. Data last updated May 19, 2026 and is based on user searches.
Discover last-minute flight deals from Kansas City to Idaho. Data last updated May 19, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 5/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/232:34 pm
MCI
- BOI
1 stop22h 56m
Frontier
Tue 5/261:25 pm
BOI
- MCI
1 stop23h 24m
Frontier
Deal found 5/14![Frontier logo]()
$343
This United Airlines deal was found by Cheapflights users on 5/14. 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 5/299:10 am
MCI
- IDA
1 stop7h 24m
United Airlines
Thu 6/42:30 pm
IDA
- MCI
1 stop5h 13m
United Airlines
Deal found 5/14![United Airlines logo]()
$344
This Delta deal was found by Cheapflights users on 5/14. 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 5/306:40 am
MCI
- JAC
1 stop5h 08m
Delta
Mon 6/15:59 pm
JAC
- MCI
1 stop5h 26m
Delta
Deal found 5/14![Delta logo]()
$329
This United Airlines deal was found by Cheapflights users on 5/14. 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 5/305:24 pm
MCI
- JAC
1 stop4h 34m
United Airlines
Mon 6/11:42 pm
JAC
- MCI
2 stops8h 31m
United Airlines
Deal found 5/14![United Airlines logo]()
$334
This Booking.com deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/42:34 pm
MCI
- GEG
1 stop23h 04m
Frontier
Wed 6/1012:31 pm
GEG
- MCI
1 stop22h 29m
Frontier
Deal found 5/18![Frontier logo]()
$282
This Booking.com deal was found by Cheapflights users on 5/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/42:34 pm
MCI
- GEG
1 stop23h 04m
Frontier
Mon 6/812:33 pm
GEG
- MCI
1 stop22h 27m
Frontier
Deal found 5/17![Frontier logo]()
$347
This Mytrip deal was found by Cheapflights users on 5/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/151:45 pm
MCI
- BOI
1 stop23h 45m
Frontier
Sun 6/211:25 pm
BOI
- MCI
1 stop22h 35m
Frontier
Deal found 5/16![Frontier logo]()
$330
This Delta deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/162:55 pm
MCI
- JAC
1 stop5h 47m
Delta
Wed 6/246:05 pm
JAC
- MCI
1 stop5h 13m
Delta
Deal found 5/18![Delta logo]()
$343
This United Airlines deal was found by Cheapflights users on 5/17. 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.
Sat 6/206:00 am
MCI
- IDA
1 stop4h 50m
United Airlines
Tue 6/235:54 pm
IDA
- MCI
1 stop4h 31m
United Airlines
Deal found 5/17![United Airlines logo]()
$353
This Delta deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/207:02 am
MCI
- IDA
1 stop4h 41m
Delta
Mon 6/297:00 pm
IDA
- MCI
1 stop4h 18m
Delta
Deal found 5/19![Delta logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 5/14. 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.
Wed 6/241:45 pm
MCI
- BOI
1 stop23h 45m
Frontier
Sun 6/281:25 pm
BOI
- MCI
1 stop22h 35m
Frontier
Deal found 5/14![Frontier logo]()
$347
This Alaska Airlines deal was found by Cheapflights users on 5/14. 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.
Wed 6/246:02 am
MCI
- BOI
1 stop7h 45m
Alaska Airlines
Wed 6/244:21 pm
BOI
- MCI
1 stop6h 38m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$356
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 May 19, 2026.
Search for one-way flight options from Kansas City to Idaho. Find affordable one-way fares based on user searches. Data last updated May 19, 2026.
This Booking.com deal was found by Cheapflights users on 5/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/241:45 pm
MCI
- BOI
1 stop23h 45m
Frontier
Deal found 5/17![Frontier logo]()
$106
This Booking.com deal was found by Cheapflights users on 5/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/91:45 pm
MCI
- GEG
1 stop23h 51m
Frontier
Deal found 5/14![Frontier logo]()
$126
This Booking.com deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/291:45 pm
MCI
- BOI
1 stop23h 45m
Frontier
Deal found 5/18![Frontier logo]()
$146
This Booking.com deal was found by Cheapflights users on 5/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/201:45 pm
MCI
- BOI
1 stop23h 45m
Frontier
Deal found 5/16![Frontier logo]()
$147
This Kiwi.com deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/221:45 pm
MCI
- BOI
1 stop23h 45m
Frontier
Deal found 5/18![Frontier logo]()
$151
This Alaska Airlines deal was found by Cheapflights users on 5/14. 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 10/63:11 pm
MCI
- IDA
1 stop8h 43m
Alaska Airlines
Deal found 5/14![Alaska Airlines logo]()
$160
This United Airlines deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/236:00 am
MCI
- BOI
1 stop4h 45m
United Airlines
Deal found 5/18![United Airlines logo]()
$164
This Delta deal was found by Cheapflights users on 5/17. 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.
Wed 7/292:10 pm
MCI
- IDA
2 stops9h 22m
Delta
Deal found 5/17![Delta logo]()
$165
This Booking.com deal was found by Cheapflights users on 5/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/161:45 pm
MCI
- GEG
1 stop23h 51m
Frontier
Deal found 5/14![Frontier logo]()
$167
This Southwest deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/235:50 pm
MCI
- BOI
2 stops7h 35m
Southwest
Deal found 5/18![Southwest logo]()
$169
This United Airlines deal was found by Cheapflights users on 5/14. 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.
Wed 6/109:10 am
MCI
- GEG
1 stop8h 02m
United Airlines
Deal found 5/14![United Airlines logo]()
$182
This American Airlines deal was found by Cheapflights users on 5/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/65:42 am
MCI
- IDA
1 stop7h 38m
American Airlines
Deal found 5/14![American Airlines logo]()
$184
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 May 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $242 (Booking.com) |
One-way from | $106 (Booking.com) |
Popular in | February |
Cheapest in | September |
Average price | $413 |
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 May 19, 2026.
Use the filters below to find and compare flights from Kansas City to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Kansas CityIdaho Falls
MCI - IDA
MCIIDA
Kansas City
Sat 10/31
3:11 pm-10:54 pm
1 stop8h 43m
Idaho Falls Fanning Field
Wed 11/4
6:04 am-1:59 pm
1 stop6h 55m
$319
Kansas CityBoise
MCI - BOI
MCIBOI
Kansas City
Tue 8/25
5:30 am-11:27 am
1 stop6h 57m
Boise Air Term. Gowen Fld
Tue 9/1
3:04 pm-12:36 am
1 stop8h 32m
$327
Kansas CityBoise
MCI - BOI
MCIBOI
Kansas City
Tue 8/18
6:02 am-2:07 pm
1 stop9h 05m
Boise Air Term. Gowen Fld
Wed 8/19
6:20 am-1:52 pm
1 stop6h 32m
$327
Kansas CityJackson
MCI - JAC
MCIJAC
Kansas City
Wed 9/23
2:15 pm-6:57 pm
1 stop5h 42m
Jackson Hole
Sat 9/26
5:30 pm-12:20 am
1 stop5h 50m
$374
Kansas CitySpokane
MCI - GEG
MCIGEG
Kansas City
Thu 8/6
7:58 pm-11:59 pm
1 stop6h 01m
Spokane
Wed 8/12
5:00 am-4:53 pm
1 stop9h 53m
$384
Kansas CityHailey
MCI - SUN
MCISUN
Kansas City
Sat 8/29
5:13 pm-9:12 pm
1 stop4h 59m
Hailey Sun Valley-Friedman
Tue 9/1
7:00 am-12:37 pm
1 stop4h 37m
$391
Kansas CityHailey
MCI - SUN
MCISUN
Kansas City
Sat 11/7
9:17 am-1:44 pm
1 stop5h 27m
Hailey Sun Valley-Friedman
Wed 11/11
2:29 pm-8:52 pm
1 stop5h 23m
$391
Quickest round-trip
Kansas CityIdaho Falls
MCI - IDA
MCIIDA
Kansas City
Sat 6/20
7:02 am-10:43 am
1 stop4h 41m
Idaho Falls Fanning Field
Mon 6/29
7:00 pm-12:18 am
1 stop4h 18m
$393
Kansas CityBoise
MCI - BOI
MCIBOI
Kansas City
Thu 6/25
6:00 pm-12:09 am
1 stop7h 09m
Boise Air Term. Gowen Fld
Tue 6/30
5:59 pm-12:18 am
1 stop5h 19m
$397
Kansas CityHailey
MCI - SUN
MCISUN
Kansas City
Tue 6/9
1:50 pm-9:51 pm
2 stops9h 01m
Hailey Sun Valley-Friedman
Thu 6/11
7:00 am-12:43 pm
1 stop4h 43m
$397
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-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-BOI
MCI-GEG
MCI-IDA
MCI-JAC
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 21 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Kansas City to Idaho?
Currently, May is the cheapest month in which you can book a flight from Kansas City to Idaho (average of $89). Flying from Kansas City to Idaho in July is currently the most expensive (average of $292). 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 May 19, 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.
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
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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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 May 19, 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 May 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$133 | Average$349 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$198 | Average$361 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$232 | Average$376 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$252 | Average$419 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$266 | Average$486 | FlexibilityNo cancel fee | On-time63% |