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$119+ 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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — BOI
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
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 November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$119
(Mytrip)

Popular in

July

Cheapest in

January

Average price

$322
Provider with most accurate pricing for Kansas City-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Kansas City-Boise Air Term. Gowen Fld flights.
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From Kansas City to Idaho
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Highest demand for flights based on searches. 1% potential increase in price ($6 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 November 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 November 6, 2025.

This Mytrip deal was found by Cheapflights users on 11/6. 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.
Thu 12/48:09 pmMCI - BOI
1 stop16h 40mFrontier
Thu 12/1112:44 pmBOI - MCI
1 stop24h 09mFrontier
Deal found 11/6$119
This Booking.com deal was found by Cheapflights users on 11/5. 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 12/48:09 pmMCI - BOI
1 stop16h 40mFrontier
Sun 12/712:44 pmBOI - MCI
1 stop6h 06mFrontier
Deal found 11/5$135
This Priceline deal was found by Cheapflights users on 11/4. 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.
Thu 12/410:52 amMCI - GEG
1 stop7h 14mFrontier
Thu 12/1112:08 pmGEG - MCI
1 stop5h 06mFrontier
Deal found 11/4$138
This Frontier deal was found by Cheapflights users on 11/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/711:58 amMCI - GEG
1 stop7h 04mFrontier
Thu 12/1112:08 pmGEG - MCI
1 stop5h 06mFrontier
Deal found 11/4$142
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 12/156:30 amMCI - BOI
1 stop10h 14mMultiple Airlines
Sun 12/2112:38 pmBOI - MCI
1 stop6h 13mMultiple Airlines
Deal found 11/5$247
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.
Wed 12/36:55 amMCI - GEG
1 stop16h 33mAlaska Airlines
Sat 12/67:47 pmGEG - MCI
1 stop16h 09mAlaska Airlines
Deal found 11/3$266
This Delta deal was found by Cheapflights users on 11/4. 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 12/67:50 amMCI - GEG
1 stop6h 40mDelta
Sat 12/133:35 pmGEG - MCI
1 stop5h 47mDelta
Deal found 11/4$267
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 12/106:30 amMCI - GEG
2 stops30h 43mMultiple Airlines
Sun 12/149:13 pmGEG - MCI
1 stop15h 39mMultiple Airlines
Deal found 11/4$270
This Delta deal was found by Cheapflights users on 11/4. 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 12/66:40 amMCI - GEG
2 stops10h 15mDelta
Fri 12/123:35 pmGEG - MCI
1 stop5h 47mDelta
Deal found 11/4$272
This Delta deal was found by Cheapflights users on 11/5. 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 12/127:50 amMCI - GEG
1 stop9h 05mDelta
Sun 1/41:12 pmGEG - MCI
1 stop8h 10mDelta
Deal found 11/5$277
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 12/248:45 pmMCI - GEG
2 stops39h 02mMultiple Airlines
Sun 1/412:02 pmGEG - MCI
1 stop5h 49mMultiple Airlines
Deal found 11/5$279
This Delta deal was found by Cheapflights users on 11/4. 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 12/136:40 amMCI - GEG
2 stops10h 15mDelta
Mon 1/511:22 amGEG - MCI
2 stops10h 05mDelta
Deal found 11/4$288

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 November 6, 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 CitySpokane

MCI - GEG

MCIGEG

Kansas City

Sun 12/7

11:58 am-5:02 pm

1 stop7h 04m

Spokane

Sun 12/14

12:08 pm-7:50 pm

1 stop5h 42m

$142

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Thu 12/4

10:52 am-11:49 am

2 stops25h 57m

Boise Air Term. Gowen Fld

Thu 12/11

12:44 pm-1:53 pm

1 stop24h 09m

$173

Kansas CityHailey

MCI - SUN

MCISUN

Kansas City

Sat 4/25

6:15 pm-9:54 pm

1 stop4h 39m

Hailey Sun Valley-Friedman

Wed 4/29

7:30 am-1:10 pm

1 stop4h 40m

$241

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Mon 12/15

6:30 am-3:44 pm

1 stop10h 14m

Boise Air Term. Gowen Fld

Sun 12/21

12:38 pm-7:51 pm

1 stop6h 13m

$247

Kansas CityJackson

MCI - JAC

MCIJAC

Kansas City

Thu 3/26

6:00 am-10:03 am

1 stop5h 03m

Jackson Hole

Tue 3/31

4:25 pm-11:37 pm

1 stop6h 12m

$249

Kansas CityJackson

MCI - JAC

MCIJAC

Kansas City

Sat 3/28

6:30 am-12:34 pm

1 stop7h 04m

Jackson Hole

Tue 3/31

5:30 pm-12:25 am

1 stop5h 55m

$249

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Tue 1/27

2:45 pm-10:59 pm

1 stop9h 14m

Idaho Falls Fanning Field

Tue 2/3

9:00 am-1:50 pm

1 stop27h 50m

$258

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Tue 1/27

6:24 am-5:51 pm

2 stops12h 27m

Idaho Falls Fanning Field

Tue 2/3

5:25 am-1:58 pm

1 stop7h 33m

$264

Kansas CitySpokane

MCI - GEG

MCIGEG

Kansas City

Wed 12/3

6:55 am-9:28 pm

1 stop16h 33m

Spokane

Sat 12/6

7:47 pm-1:56 pm

1 stop16h 09m

$266

Kansas CitySpokane

MCI - GEG

MCIGEG

Kansas City

Tue 12/2

7:50 am-2:55 pm

1 stop9h 05m

Spokane

Fri 12/12

1:10 pm-11:22 pm

1 stop8h 12m

$267

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

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 February is currently the most expensive (average of $333). 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 November 6, 2025.

It’s typically best to fly out from Kansas City to Idaho in the evening. Doing so could potentially save you 56% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Kansas City to Idaho?

Use this chart to determine the cheapest time to fly round-trip from Kansas City to Idaho. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Kansas City to Idaho flight should consider departing on Saturday at noon when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 6, 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
11,247 reviews

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,247 reviews
Alaska Airlines
8.0
Very good
11,247 reviews

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Southwest
8.0
Very good
4,241 reviews
Alaska Airlines
8.0
Very good
11,247 reviews

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
8,001 reviews
Alaska Airlines
8.0
Very good
11,247 reviews

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
9,007 reviews
Alaska Airlines
8.0
Very good
11,247 reviews

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
11,040 reviews
Alaska Airlines
8.0
Very good
11,247 reviews

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

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 4h 39m. Frontier provides one of the quickest options available for as low as $241. Kansas City and Idaho are separated by a distance of 1052 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 United Airlines, which is currently one of the cheapest options available, starting at $121. Frontier flights start at $168 while deals on Delta start at $184 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 - Boise Air Term. Gowen Fld, Kansas City - Spokane or Kansas City - Jackson Hole 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 February is currently the most expensive (average of $333). 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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$182Average$418FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$196Average$361FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$216Average$382FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$240Average$530FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$266Average$462FlexibilityNo cancel feeOn-time63%

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