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$117+ 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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — BOI
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap 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 August 14, 2025.

Round-trip from

$167
(Priceline)

One-way from

$117
(American Airlines)

Popular in

July

Cheapest in

November

Average price

$326
From Kansas City to Idaho
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One-way flight from Kansas City to Idaho
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Highest demand for flights based on searches. 2% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 August 14, 2025.

This Priceline deal was found by Cheapflights users on 8/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3110:53 amMCI - BOI
1 stop10h 03mMultiple Airlines
Sun 11/212:33 pmBOI - MCI
1 stop6h 00mMultiple Airlines
Deal found 8/14$167
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/253:01 pmMCI - BOI
1 stop21h 36mFrontier
Sun 9/2812:22 pmBOI - MCI
1 stop24h 26mFrontier
Deal found 8/14$171
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/187:02 pmMCI - BOI
1 stop17h 41mFrontier
Fri 10/2412:28 pmBOI - MCI
1 stop6h 25mFrontier
Deal found 8/14$189
This Orbitz deal was found by Cheapflights users on 8/14. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:00 amMCI - BOI
1 stop5h 53mSpirit Airlines
Sat 11/812:48 pmBOI - MCI
1 stop10h 52mSpirit Airlines
Deal found 8/14$206
This Orbitz deal was found by Cheapflights users on 8/13. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/152:55 pmMCI - BOI
1 stop6h 36mMultiple Airlines
Wed 9/2411:22 amBOI - MCI
1 stop8h 50mMultiple Airlines
Deal found 8/13$212
This United Airlines deal was found by Cheapflights users on 8/14. 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 10/155:18 pmMCI - JAC
1 stop4h 31mUnited Airlines
Sat 10/185:56 pmJAC - MCI
1 stop4h 34mUnited Airlines
Deal found 8/14$229
This Travelocity deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/317:00 amMCI - GEG
1 stop7h 26mMultiple Airlines
Sun 11/212:03 pmGEG - MCI
1 stop5h 30mMultiple Airlines
Deal found 8/13$235
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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 9/37:00 amMCI - BOI
1 stop9h 00mAlaska Airlines
Sat 9/66:00 amBOI - MCI
1 stop9h 01mAlaska Airlines
Deal found 8/13$249
This United Airlines deal was found by Cheapflights users on 8/13. 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 9/36:00 amMCI - BOI
1 stop4h 42mUnited Airlines
Sat 9/610:35 amBOI - MCI
2 stops10h 07mUnited Airlines
Deal found 8/13$255
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/262:55 pmMCI - BOI
1 stop6h 36mMultiple Airlines
Sun 9/2812:22 pmBOI - MCI
1 stop24h 26mMultiple Airlines
Deal found 8/14$257
This Delta deal was found by Cheapflights users on 8/14. 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.
Wed 9/176:40 amMCI - BOI
1 stop4h 54mDelta
Sun 9/215:43 pmBOI - MCI
1 stop5h 21mDelta
Deal found 8/14$262
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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 9/107:00 amMCI - GEG
1 stop6h 30mAlaska Airlines
Wed 9/171:40 pmGEG - MCI
1 stop5h 32mAlaska Airlines
Deal found 8/13$267

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 August 14, 2025.
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

Fri 10/31

10:53 am-7:56 pm

1 stop10h 03m

Boise Air Term. Gowen Fld

Sun 11/2

12:33 pm-7:33 pm

1 stop6h 00m

$167

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Thu 9/25

3:01 pm-11:37 am

1 stop21h 36m

Boise Air Term. Gowen Fld

Sun 9/28

12:22 pm-1:48 pm

1 stop24h 26m

$171

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Sat 10/18

7:02 pm-11:43 am

1 stop17h 41m

Boise Air Term. Gowen Fld

Fri 10/24

12:28 pm-7:53 pm

1 stop6h 25m

$189

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Thu 11/6

7:00 am-11:53 am

1 stop5h 53m

Boise Air Term. Gowen Fld

Sat 11/8

12:48 pm-12:40 am

1 stop10h 52m

$206

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Mon 9/15

2:55 pm-8:31 pm

1 stop6h 36m

Boise Air Term. Gowen Fld

Wed 9/24

11:22 am-9:12 pm

1 stop8h 50m

$212

Kansas CityJackson

MCI - JAC

MCIJAC

Kansas City

Wed 10/15

5:18 pm-8:49 pm

1 stop4h 31m

Jackson Hole

Sat 10/18

5:56 pm-11:30 pm

1 stop4h 34m

$229

Kansas CitySpokane

MCI - GEG

MCIGEG

Kansas City

Fri 10/31

7:00 am-12:26 pm

1 stop7h 26m

Spokane

Sun 11/2

12:03 pm-7:33 pm

1 stop5h 30m

$235

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Wed 9/3

7:00 am-3:00 pm

1 stop9h 00m

Boise Air Term. Gowen Fld

Sat 9/6

6:00 am-4:01 pm

1 stop9h 01m

$249

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Thu 9/11

3:37 pm-10:50 pm

1 stop8h 13m

Boise Air Term. Gowen Fld

Tue 9/16

6:00 am-4:01 pm

1 stop9h 01m

$249

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Wed 9/24

3:37 pm-10:50 pm

1 stop8h 13m

Boise Air Term. Gowen Fld

Mon 9/29

4:34 pm-11:59 pm

1 stop6h 25m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 49 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, October is the cheapest month in which you can book a flight from Kansas City to Idaho (average of $314). Flying from Kansas City to Idaho in June is currently the most expensive (average of $399). 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.

What is the cheapest time of day to fly from MCI to ID?

Find hourly flight availability from Kansas City to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

When flying from Kansas City to Idaho, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 August 14, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Southwest
8.0
Very good
4,244 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
United Airlines
7.4
Good
8,916 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

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.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $117. Southwest flights start at $122 while deals on Hawaiian Airlines start at $163 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 - Spokane, Kansas City - Boise Air Term. Gowen Fld or Kansas City - West Yellowstone 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, October is the cheapest month in which you can book a flight from Kansas City to Idaho (average of $314). Flying from Kansas City to Idaho in June is currently the most expensive (average of $399). 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 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$196Average$369FlexibilityNo cancel feeOn-time71%
DeltaCheapest$197Average$421FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$216Average$382FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$280Average$530FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$290Average$400FlexibilityNo cancel feeOn-time63%

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