$113 Cheap Flights from Kansas City (MCI) to Boise (BOI)

View $113 flight on Sat, Jan 24, 2026Opens in a new window

Popular airlines from Kansas City International Airport (MCI) to Boise Airport (BOI)

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Cheap Flights from Kansas City to Boise (MCI-BOI)

Prices were available within the past 7 days and start at $113 for one-way flights and $120 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Nov 12 - Thu, Dec 4
MCI
Kansas City
BOI
Boise
$120 Roundtrip, found 1 hour ago
$120
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, Nov 12 from Kansas City to Boise, returning Thu, Dec 4, priced at $120 found 1 hour ago
Frontier Airlines
Wed, Nov 12 - Sun, Nov 16
MCI
Kansas City
BOI
Boise
$153 Roundtrip, found 1 hour ago
$153
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, Nov 12 from Kansas City to Boise, returning Sun, Nov 16, priced at $153 found 1 hour ago
Frontier Airlines
Sat, Nov 15 - Thu, Dec 4
MCI
Kansas City
BOI
Boise
$170 Roundtrip, found 1 hour ago
$170
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Sat, Nov 15 from Kansas City to Boise, returning Thu, Dec 4, priced at $170 found 1 hour ago
Frontier Airlines
Sat, Nov 1 - Thu, Nov 13
MCI
Kansas City
BOI
Boise
$179 Roundtrip, found 1 day ago
$179
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Nov 1 from Kansas City to Boise, returning Thu, Nov 13, priced at $179 found 1 day ago
Frontier Airlines
Sat, Nov 8 - Sun, Nov 16
MCI
Kansas City
BOI
Boise
$186 Roundtrip, found 1 day ago
$186
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Nov 8 from Kansas City to Boise, returning Sun, Nov 16, priced at $186 found 1 day ago
Frontier Airlines
Thu, Dec 11 - Sat, Dec 20
MCI
Kansas City
BOI
Boise
$196 Roundtrip, found 1 day ago
$196
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Thu, Dec 11 from Kansas City to Boise, returning Sat, Dec 20, priced at $196 found 1 day ago
Alaska Airlines
Thu, Dec 4 - Thu, Dec 11
MCI
Kansas City
BOI
Boise
$203 Roundtrip, found 10 hours ago
$203
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Thu, Dec 4 from Kansas City to Boise, returning Thu, Dec 11, priced at $203 found 10 hours ago
United
Sat, Jan 24 - Mon, Jan 26
MCI
Kansas City
BOI
Boise
$242 Roundtrip, found 6 days ago
$242
Roundtrip
found 6 days ago
Select United flight, departing Sat, Jan 24 from Kansas City to Boise, returning Mon, Jan 26, priced at $242 found 6 days ago
Southwest Airlines
Sat, Jan 24 - Mon, Jan 26
MCI
Kansas City
BOI
Boise
$243 Roundtrip, found 6 days ago
$243
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Sat, Jan 24 from Kansas City to Boise, returning Mon, Jan 26, priced at $243 found 6 days ago
Hawaiian Airlines
Sat, Jan 17 - Tue, Jan 20
MCI
Kansas City
BOI
Boise
$260 Roundtrip, found 1 day ago
$260
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Sat, Jan 17 from Kansas City to Boise, returning Tue, Jan 20, priced at $260 found 1 day ago

Find the cheapest month to fly from Kansas City (MCI) to Boise (BOI)

November is typically the cheapest month to fly

From $157 - $546 per traveler.

Alternative airports near Boise

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Boise Airport BOI. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $376
BOI
Boise Airport
CheapestClosest
Average driving time to city center8 min
Flights from $376
Flights from Kansas City (MCI) to Boise (BOI)
Origin airport
Kansas City Intl.
Destination airport
Boise
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$120
Distance
1148 mi
Average flight time
5 hours 35 mins

Kansas City to Boise Flights

The cheapest times to fly from Kansas City to Boise

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kansas City to Boise are during the month of November. You can find some of the cheapest flights from Kansas City to Boise with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kansas City to Boise

Sunday is one of the best days to book for cheap flights from Kansas City to Boise: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kansas City to Boise

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kansas City to Boise in 2025. You can also book with separate airlines for your outbound and return journeys, from $113 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kansas City to Boise flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kansas City to Boise airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Kansas City Intl. Airport (MCI) to Boise Airport (BOI) cost?
Secure a cheap one-way flight from $113 or cheap return flight from $120 from Kansas City Intl. Airport (MCI) to Boise Airport (BOI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Kansas City Intl. Airport (MCI) to Boise Airport (BOI)?
November is the cheapest month to fly from MCI to BOI. Planning your trip for the off-season is often the key to finding a great deal.
What is the cheapest airline that flies from Kansas City Intl. Airport (MCI) to Boise Airport (BOI)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from MCI to BOI. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Kansas City Intl. Airport (MCI) to Boise Airport (BOI)?
Nonstop flights from Kansas City Intl. Airport (MCI) to Boise Airport (BOI) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from MCI to BOI?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can change based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kansas City Intl. Airport (MCI) to Boise Airport (BOI)?
To avoid potential delays on the Kansas City Intl. Airport (MCI) to Boise Airport (BOI) route, fly before 3 PM. Departures after this hour are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Kansas City Intl. Airport (MCI) to Boise Airport (BOI) last-minute?
Last-minute fares from MCI to BOI are typically more expensive. For the best prices, start looking for flights early. That said, if you're flexible with your travel plans, you may score a cheap ticket right before your journey.
Is it cheaper to book a MCI to BOI flight and hotel package?
Securing a MCI to BOI flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Pick from our extensive range of accommodations and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Kansas City Intl. Airport (MCI) to Boise Airport (BOI)?
If you reserved your MCI to BOI flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.