What is the cheapest airline that flies from Kansas City to Idaho?

Frontier, American Airlines, and Alaska Airlines are the most popular carriers operating from Kansas City to Idaho

What airlines fly to Idaho?

United Airlines, Delta and Southwest are the top three most popular airlines that fly to Idaho from Kansas City according to our data. United Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 5 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Kansas City Airport to Idaho?

Prices for flights from Kansas City Airport to Idaho refresh daily.

How many operators does momondo search for flights from Kansas City Airport to Idaho?

The number of operators available for flights from Kansas City Airport to Idaho is 5 as of May 2026.

How old do you have to be to fly from Kansas City Airport to Idaho?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kansas City Airport to Idaho.

What documentation or ID do you need to fly to Idaho?

The travel and health documents you'll need for your trip to Idaho may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Idaho. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$106 Cheap Flights from Kansas City to Idaho in 2026

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Find the cheapest flights from Kansas City to Idaho

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:45 pm - 12:30 pm

MCI

BOI

23h 45m

1 stop

1:25 pm - 12:55 pm

BOI

MCI

22h 30m

1 stop

$242Frontier

Wed, Jul 1 - Tue, Jul 7

1:45 pm - 12:29 pm

MCI

BOI

23h 44m

1 stop

1:25 pm - 12:55 pm

BOI

MCI

22h 30m

1 stop

$262Frontier

Wed, Jul 8 - Sun, Jul 12

2:34 pm - 11:38 am

MCI

GEG

23h 04m

1 stop

12:31 pm - 1:00 pm

GEG

MCI

22h 29m

1 stop

$282Frontier

Thu, Jun 4 - Wed, Jun 10

6:40 am - 12:45 pm

MCI

SUN

7h 05m

1 stop

7:30 am - 1:13 pm

SUN

MCI

4h 43m

1 stop

$301Delta

Sat, Oct 17 - Tue, Oct 27

1:43 pm - 9:46 pm

MCI

SUN

9h 03m

2 stops

2:29 pm - 8:52 pm

SUN

MCI

5h 23m

1 stop

$306United Airlines

Sat, Oct 17 - Wed, Oct 28

3:30 pm - 10:02 pm

MCI

SUN

7h 32m

2 stops

3:25 pm - 11:17 pm

SUN

MCI

6h 52m

2 stops

$311Delta

Sat, Oct 17 - Sat, Oct 31

6:00 am - 2:04 pm

MCI

BOI

9h 04m

2 stops

10:39 am - 4:03 pm

BOI

MCI

4h 24m

1 stop

$332United Airlines

Wed, Oct 21 - Tue, Nov 3

6:00 am - 3:00 pm

MCI

BOI

10h 00m

2 stops

7:20 am - 3:30 pm

BOI

MCI

7h 10m

2 stops

$337Southwest

Wed, Oct 21 - Tue, Nov 3

5:35 pm - 10:25 pm

MCI

BOI

5h 50m

1 stop

7:40 am - 5:00 pm

BOI

MCI

8h 20m

2 stops

$347Southwest

Tue, Sep 8 - Wed, Sep 9

5:31 am - 10:28 am

MCI

BOI

5h 57m

1 stop

4:06 pm - 12:25 am

BOI

MCI

7h 19m

1 stop

$362American Airlines

Tue, Jun 30 - Tue, Jun 30

American Airlines flights from Kansas City to Idaho

Our best American Airlines deals on Kansas City to Idaho flight tickets

American Airlines

Jun 30

MCI5:31 amKansas City

5h 57m

1 stop

BOI10:28 amBoise Air Term. Gowen Fld

Jun 30

BOI4:06 pmBoise Air Term. Gowen Fld

7h 19m

1 stop

MCI12:25 amKansas City

$362

American Airlines

Jun 23

MCI5:31 amKansas City

8h 30m

1 stop

GEG12:01 pmSpokane

Jun 30

GEG3:00 pmSpokane

6h 59m

1 stop

MCI11:59 pmKansas City

$393

American Airlines

Sep 8

MCI5:30 amKansas City

5h 42m

1 stop

JAC10:12 amJackson Hole

Sep 11

JAC11:47 amJackson Hole

7h 36m

1 stop

MCI8:23 pmKansas City

$453

Frontier flights from Kansas City to Idaho

Our best Frontier deals on Kansas City to Idaho flight tickets

Frontier

Jul 1

MCI1:45 pmKansas City

23h 45m

1 stop

BOI12:30 pmBoise Air Term. Gowen Fld

Jul 7

BOI1:25 pmBoise Air Term. Gowen Fld

22h 30m

1 stop

MCI12:55 pmKansas City

$242

Frontier

Jul 8

MCI1:45 pmKansas City

23h 44m

1 stop

BOI12:29 pmBoise Air Term. Gowen Fld

Jul 12

BOI1:25 pmBoise Air Term. Gowen Fld

22h 30m

1 stop

MCI12:55 pmKansas City

$262

Frontier

Jun 4

MCI2:34 pmKansas City

23h 04m

1 stop

GEG11:38 amSpokane

Jun 10

GEG12:31 pmSpokane

22h 29m

1 stop

MCI1:00 pmKansas City

$282

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Wed 7/1

1:45 pm-12:30 pm

1 stop23h 45m

Boise Air Term. Gowen Fld

Tue 7/7

1:25 pm-12:55 pm

1 stop22h 30m

$242

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Wed 7/8

1:45 pm-12:29 pm

1 stop23h 44m

Boise Air Term. Gowen Fld

Sun 7/12

1:25 pm-12:55 pm

1 stop22h 30m

$262

Kansas CitySpokane

MCI - GEG

MCIGEG

Kansas City

Thu 6/4

2:34 pm-11:38 am

1 stop23h 04m

Spokane

Wed 6/10

12:31 pm-1:00 pm

1 stop22h 29m

$282

Quickest round-trip

Kansas CityHailey

MCI - SUN

MCISUN

Kansas City

Sat 10/17

6:40 am-12:45 pm

1 stop7h 05m

Hailey Sun Valley-Friedman

Tue 10/27

7:30 am-1:13 pm

1 stop4h 43m

$301

Kansas CityHailey

MCI - SUN

MCISUN

Kansas City

Sat 10/17

1:43 pm-9:46 pm

2 stops9h 03m

Hailey Sun Valley-Friedman

Wed 10/28

2:29 pm-8:52 pm

1 stop5h 23m

$306

Kansas CityHailey

MCI - SUN

MCISUN

Kansas City

Sat 10/17

3:30 pm-10:02 pm

2 stops7h 32m

Hailey Sun Valley-Friedman

Sat 10/31

3:25 pm-11:17 pm

2 stops6h 52m

$311

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Wed 10/21

6:00 am-2:04 pm

2 stops9h 04m

Boise Air Term. Gowen Fld

Tue 11/3

10:39 am-4:03 pm

1 stop4h 24m

$332

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Wed 10/21

6:00 am-3:00 pm

2 stops10h 00m

Boise Air Term. Gowen Fld

Tue 11/3

7:20 am-3:30 pm

2 stops7h 10m

$337

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Tue 9/8

5:35 pm-10:25 pm

1 stop5h 50m

Boise Air Term. Gowen Fld

Wed 9/9

7:40 am-5:00 pm

2 stops8h 20m

$347

Kansas CityBoise

MCI - BOI

MCIBOI

Kansas City

Tue 6/30

5:31 am-10:28 am

1 stop5h 57m

Boise Air Term. Gowen Fld

Tue 6/30

4:06 pm-12:25 am

1 stop7h 19m

$362

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kansas City to Idaho

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Idaho?

In general, May is the cheapest month to fly from Kansas City to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $89. If you don’t want to visit Idaho in May, then you should wait until June to fly from Kansas City, when ticket prices are also cheap, with an average price of $133.

How far in advance should I book a flight from Kansas City to Idaho?

You are more likely to see cheaper flights to Idaho from Kansas City when booking weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $425 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from Kansas City for as low as $264 on momondo.

Can stopping save me money on Kansas City to Idaho flights?

You could potentially save up to 64% on your flight if you consider stops on a Kansas City to Idaho flight.

Cheap Kansas City to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kansas City to Idaho

Fastest flight time	4h 25m
Direct flights	None

The fastest flight from Kansas City to Idaho takes 4h 25m

There are no direct flights from Kansas City to Idaho. There are no popular flight routes from Kansas City to Idaho.

Search flight deals

Frequently asked questions about flying from Kansas City to Idaho

When did momondo last update prices for flights from Kansas City Airport to Idaho?
Prices for flights from Kansas City Airport to Idaho refresh daily.
How many operators does momondo search for flights from Kansas City Airport to Idaho?
The number of operators available for flights from Kansas City Airport to Idaho is 5 as of May 2026.
How old do you have to be to fly from Kansas City Airport to Idaho?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kansas City Airport to Idaho.
What documentation or ID do you need to fly to Idaho?
The travel and health documents you'll need for your trip to Idaho may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Idaho. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Kansas City to Idaho

Compare and see reviews for airlines that fly from Kansas City to Idaho with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $133	Free Cancellation	Rating 7.9 8,447 reviews	Search Delta flights
American Airlines	PriceFrom $198	Free Cancellation	Rating 7.1 11,644 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $232	Free Cancellation	Rating 7.9 12,396 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $252	Free Cancellation	Rating 7.4 9,751 reviews	Search United Airlines flights
Southwest	PriceFrom $266	Free Cancellation	Rating 7.9 4,277 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Kansas City to Idaho?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Idaho from Kansas City.

Can I find flights from Kansas City to Idaho with flexible booking policies on momondo?

Flights from Kansas City to Idaho with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Kansas City to Idaho?

momondo helps you find the best flight between Kansas City and Idaho by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Kansas City to Idaho right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Kansas City to Idaho flights. All you need is a valid email address and we will do the rest; it is that quick and easy.