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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 20 — Feb 271
Fri 2/20
Fri 2/27
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 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” 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 2/269:24 pm
MCI
-
BOI
1 stop14h 47m
Frontier
Sun 3/111:56 am
BOI
-
MCI
2 stops20h 57m
Frontier
Deal found 1/21$191
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” 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 3/252:41 pm
JAC
-
MCI
1 stop8h 31m
Delta
Deal found 1/21$229
This United 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 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
1 stop5h 30m
United Airlines
Tue 2/174:02 pm
GEG
-
MCI
1 stop5h 15m
United 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 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.
Thu 5/146:40 am
MCI
-
JAC
1 stop5h 09m
Delta
Sun 5/175:30 pm
JAC
-
MCI
1 stop5h 50m
Delta
Deal found 1/20$249
This American Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” 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.
Wed 2/186:28 am
MCI
-
BOI
1 stop7h 32m
American Airlines
Wed 2/251:30 pm
BOI
-
MCI
1 stop9h 13m
American Airlines
Deal found 1/21$254
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/811:30 am
MCI
-
GEG
2 stops11h 41m
United Airlines
Tue 4/147:10 am
GEG
-
MCI
1 stop6h 45m
United Airlines
Deal found 1/20$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 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
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:00 am
MCI
-
IDA
1 stop4h 56m
United Airlines
Sat 3/282:35 pm
IDA
-
MCI
1 stop5h 09m
United Airlines
Deal found 1/20$279
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.
Sun 5/36:00 am
MCI
-
JAC
1 stop4h 42m
United Airlines
Sat 5/94:15 pm
JAC
-
MCI
1 stop6h 37m
United Airlines
Deal found 1/19$279
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/185:00 am
MCI
-
GEG
1 stop8h 44m
American Airlines
Mon 2/2312:25 pm
GEG
-
MCI
1 stop8h 17m
American Airlines
Deal found 1/19$282

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 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$229
(Delta)

One-way from

$119
(United Airlines)

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 21, 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

Thu 2/26

9:24 pm-11:11 am

1 stop14h 47m

Boise Air Term. Gowen Fld

Sun 3/1

11:56 am-9:53 am

2 stops20h 57m

$191

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

Wed 4/29

11:28 am-3:15 pm

1 stop5h 47m

Spokane

Wed 5/6

5:00 am-12:43 pm

1 stop5h 43m

$237

Kansas CitySpokane

MCI - GEG

MCIGEG

Kansas City

Tue 4/7

3:45 pm-9:17 pm

1 stop7h 32m

Spokane

Tue 4/14

2:08 pm-11:01 pm

1 stop6h 53m

$237

Kansas CitySpokane

MCI - GEG

MCIGEG

Kansas City

Tue 4/7

8:11 pm-11:48 pm

1 stop5h 37m

Spokane

Wed 4/15

2:08 pm-11:01 pm

1 stop6h 53m

$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 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

Wed 4/8

11:30 am-9:11 pm

2 stops11h 41m

Spokane

Tue 4/14

7:10 am-3:55 pm

1 stop6h 45m

$262

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Showing 1-10 of 59 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 21, 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
4,266 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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
8,089 reviews
Southwest
8.0
Very good
4,266 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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
9,191 reviews
Southwest
8.0
Very good
4,266 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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
11,174 reviews
Southwest
8.0
Very good
4,266 reviews

Crew

8.6

Food

7.0

Entertainment

7.5

Boarding

8.1

Comfort

8.0

Overall

8.0

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 - Idaho Falls Fanning Field, Kansas City - Spokane or Kansas City - Boise Air Term. Gowen Fld 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 21, 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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