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$106+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — BOI
ago. 25 — sep. 11
lun. 8/25
lun. 9/1
1 adult, Economy
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Cheapflights Tip: The best prices from Kansas City to Boise Air Term. Gowen Fld are usually found in November or January, booked 21 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap 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 agosto 20, 2025.

Round-trip from

$193
(FlightHub)

One-way from

$106
(Cheapflightsfares)

Popular in

July

Cheapest in

November

Average price

$326
From Kansas City to Boise Air Term. Gowen Fld
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One-way flight from Kansas City to Boise Air Term. Gowen Fld
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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 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 agosto 20, 2025.

This FlightHub deal was found by Cheapflights users on 8/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/187:02 pmMCI - BOI
1 stop17h 41mFrontier
vie. 10/2412:28 pmBOI - MCI
1 stop6h 25mFrontier
Deal found 8/19$193
This FlightHub deal was found by Cheapflights users on 8/18. 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.
jue. 9/183:01 pmMCI - BOI
1 stop21h 36mFrontier
dom. 9/2112:22 pmBOI - MCI
1 stop24h 26mFrontier
Deal found 8/18$198
This Cheapflightsfares deal was found by Cheapflights users on 8/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/67:00 amMCI - BOI
1 stop5h 53mSpirit Airlines
sáb. 11/812:48 pmBOI - MCI
1 stop10h 52mSpirit Airlines
Deal found 8/19$204
This Mytrip deal was found by Cheapflights users on 8/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/152:55 pmMCI - BOI
1 stop6h 36mSpirit Airlines
sáb. 9/202:16 pmBOI - MCI
2 stops23h 54mSpirit Airlines
Deal found 8/19$236
This FlightHub deal was found by Cheapflights users on 8/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/183:01 pmMCI - BOI
1 stop21h 36mMultiple Airlines
jue. 9/252:16 pmBOI - MCI
1 stop22h 44mMultiple Airlines
Deal found 8/19$238
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
lun. 9/82:55 pmMCI - BOI
1 stop6h 36mSpirit Airlines
sáb. 9/132:16 pmBOI - MCI
2 stops23h 54mSpirit Airlines
Deal found 8/18$240
This FlightHub deal was found by Cheapflights users on 8/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/106:35 pmMCI - BOI
1 stop19h 55mSpirit Airlines
dom. 10/122:25 pmBOI - MCI
1 stop18h 33mSpirit Airlines
Deal found 8/19$248
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/184:05 pmMCI - BOI
2 stops29h 26mSpirit Airlines
jue. 9/252:16 pmBOI - MCI
1 stop22h 44mSpirit Airlines
Deal found 8/19$250
This FlightHub deal was found by Cheapflights users on 8/18. 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.
jue. 10/98:38 pmMCI - BOI
1 stop16h 05mMultiple Airlines
dom. 10/122:25 pmBOI - MCI
1 stop18h 33mMultiple Airlines
Deal found 8/18$251
This Delta deal was found by Cheapflights users on 8/18. 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.
mié. 9/176:40 amMCI - BOI
1 stop4h 54mDelta
mar. 9/235:25 amBOI - MCI
1 stop5h 06mDelta
Deal found 8/18$257
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/68:28 pmMCI - BOI
2 stops25h 13mMultiple Airlines
sáb. 11/812:48 pmBOI - MCI
1 stop10h 52mMultiple Airlines
Deal found 8/19$258

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 agosto 20, 2025.
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

sáb. 10/18

7:02 pm-11:43 am

1 stop17h 41m

Boise Air Term. Gowen Fld

vie. 10/24

12:28 pm-7:53 pm

1 stop6h 25m

$193

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

jue. 9/18

3:01 pm-11:37 am

1 stop21h 36m

Boise Air Term. Gowen Fld

dom. 9/21

12:22 pm-1:48 pm

1 stop24h 26m

$198

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

jue. 11/6

7:00 am-11:53 am

1 stop5h 53m

Boise Air Term. Gowen Fld

sáb. 11/8

12:48 pm-12:40 am

1 stop10h 52m

$204

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

lun. 9/15

2:55 pm-8:31 pm

1 stop6h 36m

Boise Air Term. Gowen Fld

sáb. 9/20

2:16 pm-3:10 pm

2 stops23h 54m

$236

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

jue. 9/18

3:01 pm-11:37 am

1 stop21h 36m

Boise Air Term. Gowen Fld

jue. 9/25

2:16 pm-2:00 pm

1 stop22h 44m

$238

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

jue. 10/2

3:01 pm-11:37 am

1 stop21h 36m

Boise Air Term. Gowen Fld

sáb. 10/4

2:16 pm-9:58 am

1 stop18h 42m

$238

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

lun. 9/8

2:55 pm-8:31 pm

1 stop6h 36m

Boise Air Term. Gowen Fld

sáb. 9/13

2:16 pm-3:10 pm

2 stops23h 54m

$240

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

vie. 10/10

6:35 pm-1:30 pm

1 stop19h 55m

Boise Air Term. Gowen Fld

dom. 10/12

2:25 pm-9:58 am

1 stop18h 33m

$248

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

lun. 9/15

2:55 pm-8:31 pm

1 stop6h 36m

$106

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

mié. 10/8

7:02 pm-11:43 am

1 stop17h 41m

$117

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Showing 1-10 of 19 results
1
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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 August 8, 2025.

Booking 21 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, October is the cheapest month in which you can book a flight from Kansas City to Boise (average of $314). Flying from Kansas City to Boise 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 BOI?

Find hourly flight availability from Kansas City to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 20, 2025.

One of the essential ways to save on airfare from Kansas City to Boise is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 18% on airfare.

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 agosto 20, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
United Airlines
7.4
Good
8,928 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

PDX - SJC

They had no snacks and had to pay for the Wifi.

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 5h 53m. Frontier provides one of the quickest options available for as low as $204. 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 $182. Additional round-trip tickets that might be worth considering are offered by American Airlines and Alaska Airlines, with the lowest prices starting at $196 and $216, respectively. Delta is priced at 50% 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 Spirit Airlines ($106), Frontier ($117), and Alaska Airlines ($134).

  • 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, October is the cheapest month in which you can book a flight from Kansas City to Boise (average of $314). Flying from Kansas City to Boise 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

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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Alternative routes for Kansas City to Boise

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Top 5 airlines flying from Kansas City to Boise

Discover the top 5 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 agosto 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$182Average$318FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$196Average$369FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$216Average$382FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$266Average$445FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$280Average$436FlexibilityNo cancel feeOn-time69%

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