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$119+ 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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — BOI
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
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Cheap flight deals from Kansas City to Idaho

Cheapest flights from Kansas City to Idaho
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 January 20, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/148:36 pm
MCI
-
BOI
1 stop15h 35m
Frontier
Thu 2/1912:36 pm
BOI
-
MCI
1 stop5h 57m
Frontier
Deal found 1/17$136
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” 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 3/212:40 pm
MCI
-
JAC
1 stop5h 22m
Delta
Wed 3/253:59 pm
JAC
-
MCI
1 stop6h 57m
Delta
Deal found 1/20$229
This American Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” 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 5/26:00 am
MCI
-
GEG
1 stop8h 42m
American Airlines
Wed 5/63:15 pm
GEG
-
MCI
1 stop6h 44m
American Airlines
Deal found 1/20$237
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” 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 2/284:12 pm
MCI
-
BOI
1 stop5h 43m
Delta
Sat 3/73:01 pm
BOI
-
MCI
1 stop6h 59m
Delta
Deal found 1/20$237
This United Airlines deal was found by Cheapflights users on 1/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:05 pm
MCI
-
SUN
1 stop5h 06m
United Airlines
Wed 9/237:00 am
SUN
-
MCI
1 stop4h 52m
United Airlines
Deal found 1/19$241
This United Airlines deal was found by Cheapflights users on 1/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/149:12 am
MCI
-
GEG
2 stops13h 55m
United Airlines
Tue 2/174:02 pm
GEG
-
MCI
1 stop5h 15m
United Airlines
Deal found 1/19$242
This Delta deal was found by Cheapflights users on 1/19. 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.
Thu 5/146:40 am
MCI
-
JAC
1 stop5h 09m
Delta
Sun 5/175:30 pm
JAC
-
MCI
1 stop5h 50m
Delta
Deal found 1/19$249
This United Airlines deal was found by Cheapflights users on 1/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2911:28 am
MCI
-
GEG
2 stops9h 23m
United Airlines
Wed 5/64:03 pm
GEG
-
MCI
1 stop5h 48m
United Airlines
Deal found 1/19$262
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” 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 2/186:23 am
MCI
-
BOI
1 stop8h 36m
Delta
Wed 2/253:01 pm
BOI
-
MCI
1 stop6h 59m
Delta
Deal found 1/20$262
This Kiwi.com deal was found by Cheapflights users on 1/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/174:24 pm
MCI
-
GEG
2 stops45h 03m
Multiple Airlines
Thu 2/2612:22 pm
GEG
-
MCI
1 stop6h 07m
Multiple Airlines
Deal found 1/17$268
This United Airlines deal was found by Cheapflights users on 1/17. 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.
Sun 10/1811:30 am
MCI
-
JAC
1 stop8h 22m
United Airlines
Sat 10/242:30 pm
JAC
-
MCI
1 stop5h 22m
United Airlines
Deal found 1/17$271
This Delta deal was found by Cheapflights users on 1/19. 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 2/217:00 am
MCI
-
GEG
1 stop7h 35m
Delta
Tue 2/245:45 am
GEG
-
MCI
1 stop5h 42m
Delta
Deal found 1/19$278

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 January 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$229
(United Airlines)

One-way from

$66
(Trip.com)

Popular in

March

Cheapest in

May

Average price

$389
Provider with most accurate pricing for Kansas City-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kansas City-Boise Air Term. Gowen Fld flights.
Search Deals
From Kansas City to Idaho
Search Deals
One-way flight from Kansas City to Idaho
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($45 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 20, 2026.
Use the filters below to find and compare flights from Kansas City to Idaho that are best for you.

Fly from

Kansas City

Fly to

Idaho

Route

Depart

Return

Price

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Sat 2/14

10:00 am-11:11 am

2 stops26h 11m

Boise Air Term. Gowen Fld

Thu 2/19

12:36 pm-7:33 pm

1 stop5h 57m

$197

Kansas CityJackson

MCI - JAC

MCIJAC

Kansas City

Fri 7/3

6:40 am-10:49 am

1 stop5h 09m

Jackson Hole

Tue 7/7

5:30 pm-12:20 am

1 stop5h 50m

$229

Kansas CityJackson

MCI - JAC

MCIJAC

Kansas City

Sat 3/21

2:40 pm-7:02 pm

1 stop5h 22m

Jackson Hole

Wed 3/25

5:50 pm-12:46 am

1 stop5h 56m

$229

Kansas CitySpokane

MCI - GEG

MCIGEG

Kansas City

Sat 2/14

5:21 pm-9:17 pm

1 stop5h 56m

Spokane

Tue 2/17

4:02 pm-11:17 pm

1 stop5h 15m

$237

Kansas CitySpokane

MCI - GEG

MCIGEG

Kansas City

Sat 2/21

7:00 am-12:35 pm

1 stop7h 35m

Spokane

Sat 2/28

1:25 pm-11:50 pm

1 stop8h 25m

$237

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Sat 2/28

6:23 am-1:59 pm

1 stop8h 36m

Boise Air Term. Gowen Fld

Sat 3/7

12:59 pm-8:38 pm

1 stop6h 39m

$237

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Wed 2/18

6:23 am-1:59 pm

1 stop8h 36m

Boise Air Term. Gowen Fld

Wed 2/25

5:35 am-1:27 pm

1 stop6h 52m

$237

Kansas CityJackson

MCI - JAC

MCIJAC

Kansas City

Thu 5/14

6:40 am-10:49 am

1 stop5h 09m

Jackson Hole

Sun 5/17

5:30 pm-12:20 am

1 stop5h 50m

$249

Kansas CitySpokane

MCI - GEG

MCIGEG

Kansas City

Tue 2/17

4:24 pm-11:27 am

2 stops45h 03m

Spokane

Thu 2/26

12:22 pm-8:29 pm

1 stop6h 07m

$268

Kansas CitySpokane

MCI - GEG

MCIGEG

Kansas City

Sat 2/21

7:00 am-12:35 pm

1 stop7h 35m

Spokane

Tue 2/24

5:45 am-1:27 pm

1 stop5h 42m

$278

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Showing 1-10 of 60 results
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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.
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

What is the cheapest month to book a flight from Kansas City to Idaho?

Currently, June is the cheapest month in which you can book a flight from Kansas City to Idaho (average of $133). Flying from Kansas City to Idaho in April is currently the most expensive (average of $334). 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.

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 January 20, 2026.
See what other customers who have flown with Southwest, Delta, and United Airlines 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.
Southwest
8.0
Very good
4,267 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,076 reviews
Southwest
8.0
Very good
4,267 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,180 reviews
Southwest
8.0
Very good
4,267 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,164 reviews
Southwest
8.0
Very good
4,267 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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.

  • What airport do you fly from for flights from Kansas City to Idaho?

    Kansas City (MCI), located 17.4 mi from the city center, is the airport you fly out of when you book flights from Kansas City to Idaho.

  • How long is the flight from Kansas City to Idaho?

    A quick flight from Kansas City to Idaho can take about 5h 09m. Frontier provides one of the quickest options available for as low as $229. Kansas City and Idaho are separated by a distance of 879 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Kansas City to Idaho one-way?

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $97. United Airlines flights start at $117 while deals on Delta start at $143 one-way.

  • What are the most popular routes from Kansas City to Idaho?

    When deciding which route to take from Kansas City to Idaho consider Kansas City - Jackson Hole, Kansas City - Boise Air Term. Gowen Fld or Kansas City - Idaho Falls Fanning Field as they are the most popular.

  • Can I find deals for flights from Kansas City to Idaho that include hotel bookings?

    Yes. In addition to deals on Kansas City to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kansas City to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kansas City to Idaho.

  • Can I find deals for business class flights from Kansas City to Idaho?

    Yes. Cheapflights offers flight deals from Kansas City to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kansas City to Idaho?

    Currently, June is the cheapest month in which you can book a flight from Kansas City to Idaho (average of $133). Flying from Kansas City to Idaho in April is currently the most expensive (average of $334). 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.

See more FAQs

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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.
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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 January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$133Average$350FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$193Average$472FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$198Average$381FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$266Average$462FlexibilityNo cancel feeOn-time63%

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