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$119+ Cheap flights from Kansas City to Boise (MCI - BOI)

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 Boise

Cheapest flights from Kansas City to Boise
Explore the most affordable flight options available from Kansas City to Boise. 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 1/20. 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 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 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 Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/182:49 pm
MCI
-
BOI
1 stop8h 51m
Alaska Airlines
Wed 2/256:00 pm
BOI
-
MCI
2 stops21h 22m
Alaska Airlines
Deal found 1/21$310
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/145:21 pm
MCI
-
BOI
1 stop5h 11m
United Airlines
Wed 2/186:25 am
BOI
-
MCI
1 stop5h 23m
United Airlines
Deal found 1/21$317
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/182:49 pm
MCI
-
BOI
1 stop8h 51m
Alaska Airlines
Thu 2/196:28 am
BOI
-
MCI
1 stop6h 27m
Alaska Airlines
Deal found 1/20$320
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2810:24 am
MCI
-
BOI
2 stops12h 08m
United Airlines
Sat 3/710:49 am
BOI
-
MCI
2 stops11h 26m
United Airlines
Deal found 1/21$328
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 5/76:15 pm
MCI
-
BOI
1 stop6h 41m
Delta
Sun 5/105:40 am
BOI
-
MCI
1 stop4h 48m
Delta
Deal found 1/20$335

Find flight deals from Kansas City to Boise

Discover tips and strategies to find the most affordable flight options for your journey from Kansas City (MCI) to Boise (BOI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$191
(Kiwi.com)

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 Boise Air Term. Gowen Fld
Search Deals
One-way flight from Kansas City to Boise Air Term. Gowen Fld
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 Boise 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 Boise that are best for you.

Fly from

Kansas City

Fly to

Boise

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 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

3:01 pm-11:00 pm

1 stop6h 59m

$262

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Wed 2/18

2:49 pm-10:40 pm

1 stop8h 51m

Boise Air Term. Gowen Fld

Wed 2/25

6:00 pm-4:22 pm

2 stops21h 22m

$310

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Sat 2/14

5:21 pm-9:32 pm

1 stop5h 11m

Boise Air Term. Gowen Fld

Wed 2/18

6:25 am-12:48 pm

1 stop5h 23m

$317

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Wed 2/18

2:49 pm-10:40 pm

1 stop8h 51m

Boise Air Term. Gowen Fld

Thu 2/19

6:28 am-1:55 pm

1 stop6h 27m

$320

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Fri 4/24

2:58 pm-3:33 pm

1 stop25h 35m

Boise Air Term. Gowen Fld

Mon 4/27

8:51 pm-11:59 pm

1 stop26h 08m

$343

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Wed 6/24

6:15 pm-11:56 pm

1 stop6h 41m

Boise Air Term. Gowen Fld

Tue 6/30

11:35 am-5:23 pm

1 stop4h 48m

$347

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Fri 3/20

6:00 am-10:06 am

1 stop5h 06m

Boise Air Term. Gowen Fld

Wed 3/25

6:15 am-12:54 pm

1 stop5h 39m

$356

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Wed 2/11

5:10 pm-11:26 pm

1 stop7h 16m

$119

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Thu 2/19

8:28 pm-11:11 am

1 stop15h 43m

$122

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Showing 1-10 of 14 results
1
2

Compare providers for flights from Kansas City to Boise

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kansas City to Boise in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kansas City-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kansas City-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kansas City-Boise flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kansas City-Boise flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kansas City-Boise flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kansas City to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise 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 Boise

How far ahead should I book a flight from Kansas City to Boise?

Use this chart to determine the optimal time to book a round-trip flight from Kansas City to Boise. Price data was last updated on January 16, 2026.

Booking 14 days in advance of your planned departure date is, on average, the best time to get cheap flights from Kansas City to Boise. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, June is the cheapest month in which you can book a flight from Kansas City to Boise (average of $133). Flying from Kansas City to Boise 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 Boise

Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated January 21, 2026.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Kansas City to Boise. 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

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.0

Boarding

8.1

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

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.0

Boarding

8.1

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

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.0

Boarding

8.1

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

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.0

Boarding

8.1

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

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.0

Boarding

8.1

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 Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    A quick flight from Kansas City to Boise can take about 8h 36m. Frontier provides one of the quickest options available for as low as $262. The distance from Kansas City to Boise is about 1148 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Kansas City to Boise round-trip?

    Flying on Delta is currently your cheapest option to Boise, with prices starting at $133. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $193 and $198, respectively. Delta is priced at 65% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airlines for a one-way flight from Kansas City to Boise are Southwest ($97), United Airlines ($141), and Delta ($143).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kansas City to Boise 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 Boise?

    Currently, June is the cheapest month in which you can book a flight from Kansas City to Boise (average of $133). Flying from Kansas City to Boise 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

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Ontario
Meridian
Nampa
Caldwell
McCall

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Top 4 airlines flying from Kansas City to Boise

Discover the top 4 airlines that operate flights from Kansas City to Boise. 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$324FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$193Average$428FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$198Average$381FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$266Average$462FlexibilityNo cancel feeOn-time63%

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