$138+ Cheap flights from Kansas City (MCI) to Idaho
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — BOI
Dec 4 — Dec 111
Round-trip
1 adult, Economy
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Find cheap flights from Kansas City to Idaho with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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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 November 4, 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 November 4, 2026.
This Expedia deal was found by Cheapflights users on 11/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/176:00 am -
2 stops10h 29m
Thu 12/311:12 pm -
1 stop23h 38m
Deal found 11/1![Alaska Airlines logo]()
$324
This Expedia deal was found by Cheapflights users on 10/30. 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.
Tue 11/241:29 pm -
1 stop6h 31m
Tue 12/14:10 pm -
1 stop22h 13m
Deal found 10/30![Multiple Airlines logo]()
$334
This Cheapflightsfares deal was found by Cheapflights users on 10/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/241:29 pm -
1 stop6h 31m
Sun 11/297:55 pm -
1 stop16h 54m
Deal found 10/30![Frontier logo]()
$337
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” 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 12/28:47 am -
1 stop7h 42m
Mon 12/74:10 pm -
1 stop6h 34m
Deal found 11/3![United Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Mon 12/215:45 am -
1 stop5h 09m
Thu 12/2410:35 am -
2 stops12h 03m
Deal found 11/1![United Airlines logo]()
$354
This Southwest deal was found by Cheapflights users on 10/30. 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 11/261:40 pm -
1 stop5h 30m
Tue 12/12:50 pm -
1 stop6h 05m
Deal found 10/30![Southwest logo]()
$355
This Cheapflightsfares deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:29 pm -
1 stop6h 31m
Sun 11/297:55 pm -
1 stop16h 54m
Deal found 11/2![Frontier logo]()
$358
This United Airlines deal was found by Cheapflights users on 10/30. 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 11/265:45 am -
2 stops10h 13m
Tue 12/16:15 am -
1 stop5h 15m
Deal found 10/30![United Airlines logo]()
$360
This American Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/269:00 am -
2 stops9h 00m
Wed 12/22:08 pm -
2 stops9h 28m
Deal found 11/3![American Airlines logo]()
$366
This Alaska Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” 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 12/106:30 am -
1 stop6h 51m
Mon 12/144:10 pm -
1 stop6h 49m
Deal found 11/3![Alaska Airlines logo]()
$382
This Delta deal was found by Cheapflights users on 10/31. 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.
Mon 11/236:00 am -
1 stop7h 33m
Mon 11/3011:32 am -
1 stop4h 35m
Deal found 10/31![Delta logo]()
$384
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” 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 11/205:45 am -
1 stop5h 08m
Sun 11/227:00 am -
1 stop4h 28m
Deal found 11/3![United Airlines logo]()
$399
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 November 4, 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 November 4, 2026.
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Mon 12/215:45 am -
1 stop5h 09m
Thu 12/242:37 pm -
1 stop5h 10m
Deal found 11/1![United Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 11/1. 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 12/176:02 pm -
1 stop5h 03m
Thu 12/313:21 pm -
1 stop7h 18m
Deal found 11/1![Delta logo]()
$355
This Alaska Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” 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 12/106:30 am -
1 stop6h 51m
Mon 12/144:10 pm -
1 stop6h 49m
Deal found 11/3![Alaska Airlines logo]()
$382
This Southwest deal was found by Cheapflights users on 10/30. 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 11/245:15 pm -
1 stop9h 20m
Tue 12/111:40 am -
2 stops8h 45m
Deal found 10/30![Southwest logo]()
$418
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” 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 12/28:47 am -
1 stop7h 42m
Mon 12/74:10 pm -
1 stop6h 34m
Deal found 11/3![United Airlines logo]()
$349
This Alaska Airlines deal was found by Cheapflights users on 10/31. 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.
Thu 1/74:22 pm -
1 stop7h 30m
Mon 1/118:00 am -
1 stop6h 26m
Deal found 10/31![Alaska Airlines logo]()
$394
This Southwest deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” 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 12/237:05 pm -
1 stop7h 05m
Fri 12/252:50 pm -
1 stop6h 05m
Deal found 11/2![Southwest logo]()
$426
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” 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 11/205:45 am -
1 stop5h 08m
Sun 11/227:00 am -
1 stop4h 28m
Deal found 11/3![United Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” 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 12/217:05 pm -
1 stop7h 05m
Mon 12/286:50 pm -
1 stop6h 05m
Deal found 11/2![Southwest logo]()
$465
This United Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/245:45 am -
1 stop5h 09m
Sun 12/272:37 pm -
1 stop5h 10m
Deal found 11/2![United Airlines logo]()
$447
This United Airlines deal was found by Cheapflights users on 10/31. 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.
Wed 12/305:45 am -
1 stop5h 09m
Fri 1/110:35 am -
1 stop4h 32m
Deal found 10/31![United Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Thu 1/78:50 am -
1 stop5h 38m
Mon 1/112:30 pm -
1 stop5h 05m
Deal found 11/1![United Airlines logo]()
$449
This United Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/178:45 am -
1 stop5h 43m
Sat 11/215:30 pm -
1 stop5h 22m
Deal found 11/2![United Airlines logo]()
$451
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/105:45 am -
2 stops10h 05m
Mon 12/1411:49 am -
1 stop8h 58m
Deal found 11/3![United Airlines logo]()
$470
This Delta deal was found by Cheapflights users on 10/31. 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.
Wed 12/306:25 pm -
1 stop4h 21m
Fri 1/111:44 am -
2 stops10h 55m
Deal found 10/31![Delta logo]()
$1,374
Last-minute flights from Kansas City to IdahoDiscover last-minute flight deals from Kansas City to Idaho. Data last updated November 4, 2026 and is based on user searches.
Discover last-minute flight deals from Kansas City to Idaho. Data last updated November 4, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” 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 11/205:45 am -
1 stop5h 08m
Sun 11/227:00 am -
1 stop4h 28m
Deal found 11/3![United Airlines logo]()
$399
This Delta deal was found by Cheapflights users on 10/31. 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.
Mon 11/236:00 am -
1 stop7h 33m
Mon 11/3011:32 am -
1 stop4h 35m
Deal found 10/31![Delta logo]()
$384
This Expedia deal was found by Cheapflights users on 10/30. 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.
Tue 11/241:29 pm -
1 stop6h 31m
Tue 12/14:10 pm -
1 stop22h 13m
Deal found 10/30![Multiple Airlines logo]()
$334
This Cheapflightsfares deal was found by Cheapflights users on 10/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/241:29 pm -
1 stop6h 31m
Sun 11/297:55 pm -
1 stop16h 54m
Deal found 10/30![Frontier logo]()
$337
This Cheapflightsfares deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:29 pm -
1 stop6h 31m
Sun 11/297:55 pm -
1 stop16h 54m
Deal found 11/2![Frontier logo]()
$358
This Southwest deal was found by Cheapflights users on 10/30. 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 11/261:40 pm -
1 stop5h 30m
Tue 12/12:50 pm -
1 stop6h 05m
Deal found 10/30![Southwest logo]()
$355
This United Airlines deal was found by Cheapflights users on 10/30. 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 11/265:45 am -
2 stops10h 13m
Tue 12/16:15 am -
1 stop5h 15m
Deal found 10/30![United Airlines logo]()
$360
This American Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/269:00 am -
2 stops9h 00m
Wed 12/22:08 pm -
2 stops9h 28m
Deal found 11/3![American Airlines logo]()
$366
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” 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 12/28:47 am -
1 stop7h 42m
Mon 12/74:10 pm -
1 stop6h 34m
Deal found 11/3![United Airlines logo]()
$349
This Alaska Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” 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 12/106:30 am -
1 stop6h 51m
Mon 12/144:10 pm -
1 stop6h 49m
Deal found 11/3![Alaska Airlines logo]()
$382
This Expedia deal was found by Cheapflights users on 11/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/176:00 am -
2 stops10h 29m
Thu 12/311:12 pm -
1 stop23h 38m
Deal found 11/1![Alaska Airlines logo]()
$324
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Mon 12/215:45 am -
1 stop5h 09m
Thu 12/2410:35 am -
2 stops12h 03m
Deal found 11/1![United Airlines logo]()
$354
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 November 4, 2026.
Search for one-way flight options from Kansas City to Idaho. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/251:29 pm -
1 stop6h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Frontier logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/78:37 pm -
2 stops23h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Multiple Airlines logo]()
$167
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” 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 12/168:32 pm -
2 stops24h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![Multiple Airlines logo]()
$195
This American Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” 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 12/85:20 am -
1 stop8h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/2![American Airlines logo]()
$199
This American Airlines deal was found by Cheapflights users on 11/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:44 am -
2 stops11h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![American Airlines logo]()
$204
This Priceline deal was found by Cheapflights users on 11/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:30 am -
1 stop9h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Alaska Airlines logo]()
$265
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” 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 11/251:34 pm -
2 stops10h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![United Airlines logo]()
$277
This Southwest deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:25 pm -
2 stops8h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Southwest logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” 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 11/258:29 pm -
3 stops42h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Multiple Airlines logo]()
$340
This Cheapflightsfares deal was found by Cheapflights users on 10/31. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/281:29 pm -
1 stop6h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/31![Frontier logo]()
$425
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:30 am -
3 stops48h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Multiple Airlines logo]()
$467
This Southwest deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” 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 11/1011:40 am -
1 stop4h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Southwest logo]()
$469
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 November 4, 2026.
Round-trip from | $324 (Expedia) |
|---|---|
One-way from | $138 (Cheapflightsfares) |
Cheapflights Fare Finder
Customize your flight search to find flights from Kansas City to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated November 4, 2026.
Use the filters below to find and compare flights from Kansas City to Idaho that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Kansas CityIdaho Falls
MCI Kansas City - IDA Idaho Falls Fanning Field
MCIIDA
Kansas City
Thu 1/7
8:37 pm-6:58 pm
2 stops23h 21m
Idaho Falls Fanning Field
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$167
Kansas CityIdaho Falls
MCI Kansas City - IDA Idaho Falls Fanning Field
MCIIDA
Kansas City
Wed 12/16
8:32 pm-8:11 pm
2 stops24h 39m
Idaho Falls Fanning Field
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$195
Kansas CityIdaho Falls
MCI Kansas City - IDA Idaho Falls Fanning Field
MCIIDA
Kansas City
Thu 1/7
6:22 am-1:12 pm
1 stop7h 50m
Idaho Falls Fanning Field
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$199
Kansas CityIdaho Falls
MCI Kansas City - IDA Idaho Falls Fanning Field
MCIIDA
Kansas City
Tue 12/8
5:20 am-1:11 pm
1 stop8h 51m
Idaho Falls Fanning Field
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$199
Kansas CityIdaho Falls
MCI Kansas City - IDA Idaho Falls Fanning Field
MCIIDA
Kansas City
Wed 12/16
6:44 am-1:11 pm
1 stop7h 27m
Idaho Falls Fanning Field
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$199
Kansas CityIdaho Falls
MCI Kansas City - IDA Idaho Falls Fanning Field
MCIIDA
Kansas City
Sat 12/5
6:44 am-5:05 pm
2 stops11h 21m
Idaho Falls Fanning Field
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$204
Kansas CityIdaho Falls
MCI Kansas City - IDA Idaho Falls Fanning Field
MCIIDA
Kansas City
Sat 12/5
6:30 am-3:07 pm
1 stop9h 37m
Idaho Falls Fanning Field
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$265
Kansas CityBoise
MCI Kansas City - BOI Boise Air Term. Gowen Fld
MCIBOI
Kansas City
Wed 11/25
1:34 pm-11:33 pm
2 stops10h 59m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$277
Kansas CityBoise
MCI Kansas City - BOI Boise Air Term. Gowen Fld
MCIBOI
Kansas City
Wed 11/25
6:25 pm-1:35 am
2 stops8h 10m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$325
Kansas CityBoise
MCI Kansas City - BOI Boise Air Term. Gowen Fld
MCIBOI
Kansas City
Wed 11/25
8:29 pm-1:50 pm
3 stops42h 21m
Boise Air Term. Gowen Fld
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$340
Showing 1-10 of 33 resultsSorted by cheapest first
Best time to book a flight from Kansas City to Idaho
Have a flexible travel schedule? Discover the best time to fly to Idaho from Kansas City with our price prediction graph.
MCI-IDA
MCI-BOI
MCI-PIH
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Kansas City to Idaho
MCI-USID
MCI-IDA
MCI-BOI
MCI-PIH
What is the cheapest month to book a flight from Kansas City to Idaho?
Currently, November is the cheapest month in which you can book a flight from Kansas City to Idaho (average of $354). Flying from Kansas City to Idaho in May is currently the most expensive (average of $524). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Kansas City to Idaho?
Airfare is below average for this route at the moment.
Kansas City to Idaho flights typically cost between $354 and $442 in December.The cheapest round-trip price found within the last 5 days was $324 on Alaska Airlines (Dec 17-Dec 31).
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 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Reviews of airlines servicing Idaho
Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated November 4, 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.
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Entertainment
7.5
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Food
7.0
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
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
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Idaho by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Kansas City to Idaho by cabin class
Find flights from Kansas City to Idaho, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Kansas City and Idaho flights
Browse other Kansas City and Idaho flight options. Last updated on November 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Kansas City to Idaho flights
Consider these flights traveling from Kansas City to Idaho.
Top 5 airlines flying from Kansas City to Idaho
Discover the top 5 airlines that operate flights from Kansas City to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated November 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$237 | Average$363 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$256 | Average$417 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$258 | Average$512 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$282 | Average$393 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$354 | Average$420 | FlexibilityNo cancel fee | On-time75% |