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Cheap flights from Kansas City to Idaho Falls from $331

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Kansas City to Idaho Falls departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Kansas City to Idaho Falls

Cheap round-trip flights

Delta Logo
6:40 am - 10:39 amMCI-IDA
4h 59m1 stop
Delta Logo
6:52 pm - 11:59 pmIDA-MCI
4h 07m1 stop
$331Delta
Find Deal
Wed, Sep 3 - Tue, Sep 9
Delta Logo
8:00 am - 6:11 pmMCI-IDA
11h 11m2 stops
Delta Logo
6:52 pm - 11:59 pmIDA-MCI
4h 07m1 stop
$336Delta
Find Deal
Wed, Sep 3 - Tue, Sep 9
Delta Logo
6:40 am - 12:33 pmMCI-IDA
6h 53m1 stop
Delta Logo
6:53 pm - 12:18 amIDA-MCI
4h 25m1 stop
$380Delta
Find Deal
Sat, Oct 11 - Thu, Oct 16
Delta Logo
6:40 am - 10:39 amMCI-IDA
4h 59m1 stop
Delta Logo
3:00 pm - 11:05 pmIDA-MCI
7h 05m2 stops
$395Delta
Find Deal
Wed, Sep 3 - Tue, Sep 9
United Airlines Logo
9:58 am - 8:54 pmMCI-IDA
11h 56m2 stops
United Airlines Logo
5:00 am - 2:20 pmIDA-MCI
8h 20m2 stops
$411United Airlines
Find Deal
Wed, Sep 3 - Tue, Sep 9
United Airlines Logo
9:05 am - 1:30 pmMCI-IDA
5h 25m1 stop
United Airlines Logo
5:00 am - 5:20 pmIDA-MCI
11h 20m2 stops
$416United Airlines
Find Deal
Tue, Sep 2 - Sat, Sep 6
American Airlines Logo
7:08 am - 9:48 pmMCI-IDA
15h 40m2 stops
American Airlines Logo
1:11 pm - 8:52 pmIDA-MCI
6h 41m1 stop
$445American Airlines
Find Deal
Sat, Oct 11 - Thu, Oct 16
Logo
10:53 am - 4:14 pmMCI-IDA
6h 21m1 stop
Logo
10:13 pm - 5:30 pmIDA-MCI
18h 17m2 stops
$462
Find Deal
Fri, Oct 10 - Thu, Oct 16
Alaska Airlines Logo
5:57 pm - 3:38 pmMCI-IDA
22h 41m2 stops
Alaska Airlines Logo
4:15 pm - 4:22 pmIDA-MCI
23h 07m2 stops
$628Alaska Airlines
Find Deal
Fri, Oct 10 - Thu, Oct 16
Alaska Airlines Logo
5:57 pm - 10:38 pmMCI-IDA
29h 41m2 stops
Alaska Airlines Logo
4:15 pm - 4:22 pmIDA-MCI
23h 07m2 stops
$644Alaska Airlines
Find Deal
Sat, Oct 11 - Thu, Oct 16

Delta flights from Kansas City to Idaho Falls

Our best Delta deals on Kansas City to Idaho Falls flight tickets
Delta
Sep 3
MCI6:40 amKansas City
4h 59m
1 stop
IDA10:39 amIdaho Falls Fanning Field
Sep 9
IDA6:52 pmIdaho Falls Fanning Field
4h 07m
1 stop
MCI11:59 pmKansas City
$331
Find similar
Delta
Sep 3
MCI8:00 amKansas City
11h 11m
2 stops
IDA6:11 pmIdaho Falls Fanning Field
Sep 9
IDA6:52 pmIdaho Falls Fanning Field
4h 07m
1 stop
MCI11:59 pmKansas City
$336
Find similar
Delta
Oct 11
MCI6:40 amKansas City
6h 53m
1 stop
IDA12:33 pmIdaho Falls Fanning Field
Oct 16
IDA6:53 pmIdaho Falls Fanning Field
4h 25m
1 stop
MCI12:18 amKansas City
$380
Find similar

United Airlines flights from Kansas City to Idaho Falls

Our best United Airlines deals on Kansas City to Idaho Falls flight tickets
United Airlines
Sep 3
MCI9:58 amKansas City
11h 56m
2 stops
IDA8:54 pmIdaho Falls Fanning Field
Sep 9
IDA5:00 amIdaho Falls Fanning Field
8h 20m
2 stops
MCI2:20 pmKansas City
$411
Find similar
United Airlines
Sep 2
MCI9:05 amKansas City
5h 25m
1 stop
IDA1:30 pmIdaho Falls Fanning Field
Sep 6
IDA5:00 amIdaho Falls Fanning Field
11h 20m
2 stops
MCI5:20 pmKansas City
$416
Find similar
United Airlines
Sep 1
MCI9:15 amKansas City
7h 14m
1 stop
IDA3:29 pmIdaho Falls Fanning Field
Sep 5
IDA4:15 pmIdaho Falls Fanning Field
6h 12m
1 stop
MCI11:27 pmKansas City
$431
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Kansas City to Idaho Falls 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, momondo users made 832,500 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from Kansas City to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Wed 9/3

6:40 am-10:39 am

1 stop4h 59m

Idaho Falls Fanning Field

Tue 9/9

6:52 pm-11:59 pm

1 stop4h 07m

$331

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Wed 9/3

8:00 am-6:11 pm

2 stops11h 11m

Idaho Falls Fanning Field

Tue 9/9

6:52 pm-11:59 pm

1 stop4h 07m

$336

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Sat 10/11

6:40 am-12:33 pm

1 stop6h 53m

Idaho Falls Fanning Field

Thu 10/16

6:53 pm-12:18 am

1 stop4h 25m

$380

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Wed 9/3

6:40 am-10:39 am

1 stop4h 59m

Idaho Falls Fanning Field

Tue 9/9

3:00 pm-11:05 pm

2 stops7h 05m

$395

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Wed 9/3

9:58 am-8:54 pm

2 stops11h 56m

Idaho Falls Fanning Field

Tue 9/9

5:00 am-2:20 pm

2 stops8h 20m

$411

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Tue 9/2

9:05 am-1:30 pm

1 stop5h 25m

Idaho Falls Fanning Field

Sat 9/6

5:00 am-5:20 pm

2 stops11h 20m

$416

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Sat 10/11

7:08 am-9:48 pm

2 stops15h 40m

Idaho Falls Fanning Field

Thu 10/16

1:11 pm-8:52 pm

1 stop6h 41m

$445

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Fri 10/10

10:53 am-4:14 pm

1 stop6h 21m

Idaho Falls Fanning Field

Thu 10/16

10:13 pm-5:30 pm

2 stops18h 17m

$462

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Fri 10/10

5:57 pm-3:38 pm

2 stops22h 41m

Idaho Falls Fanning Field

Thu 10/16

4:15 pm-4:22 pm

2 stops23h 07m

$628

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Sat 10/11

5:57 pm-10:38 pm

2 stops29h 41m

Idaho Falls Fanning Field

Thu 10/16

4:15 pm-4:22 pm

2 stops23h 07m

$644

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Idaho Falls from

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

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

What is the typical price of a round-trip flight between Kansas City and Idaho Falls?

What is the cheapest month to fly to Idaho Falls?

If you aren’t able to travel to Idaho Falls during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $404.

What is the cheapest day to depart on your flight to Idaho Falls?

Our data shows that Wednesday is the least expensive day to fly to Idaho Falls. Tickets to fly out on this day can be as low as $561. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Idaho Falls on Thursday is $707.

What is the cheapest time of day to depart on your flight to Idaho Falls?

Our most recent data shows that the best time of day to fly to Idaho Falls is at noon. Flights from Kansas City to Idaho Falls during this time can be as low as $576. Try not to purchase tickets in the afternoon because they tend to be around $662. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Kansas City to Idaho Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Kansas City to Idaho Falls according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kansas City to Idaho Falls (MCI to IDA) flight deals and tips

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

Best Price Found

$331

Fastest flight time

4h 48m

Direct flights

None

Airports in Idaho Falls

1 airport
The best flight deal from Kansas City to Idaho Falls found on momondo in the last 72 hours is $331
The fastest flight from Kansas City to Idaho Falls takes 4h 48m
There are no direct flights from Kansas City to Idaho Falls. Popular non-direct route for this connection is Kansas City Airport - Idaho Falls Fanning Field Airport.
There is 1 airport near Idaho Falls: Idaho Falls Fanning Field (IDA)
Search flight deals

  • How far is Kansas City to Idaho Falls Fanning Field by plane?

    The distance between Kansas City and Idaho Falls Fanning Field is about 953.6 mi. 4h 48m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Kansas City Airport to Idaho Falls Fanning Field Airport?

    Prices for flights from Kansas City Airport to Idaho Falls Fanning Field Airport were last updated today.

  • How many operators does momondo search for flights from Kansas City Airport to Idaho Falls Fanning Field Airport?

  • How old do you have to be to fly from Kansas City Airport to Idaho Falls Fanning Field Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kansas City Airport to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The travel and health documents you'll need for your trip to Idaho Falls Fanning Field Airport 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 Falls Fanning Field Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Kansas City to Idaho Falls?

Best airlines flying from Kansas City to Idaho Falls

Compare and see reviews for airlines that fly from Kansas City to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $298Free CancellationRating
8.0
7,981 reviews
Search Delta flights
United AirlinesPriceFrom $304Free CancellationRating
7.4
8,925 reviews
Search United Airlines flights

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Why use momondo?

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

It is quick and easy to find Kansas City to Idaho Falls flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Idaho Falls that suits you.

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

Yes. momondo allows you to filter the results for Kansas City to Idaho Falls flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Kansas City to Idaho Falls.

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

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