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Cheap flights from Kansas City to Idaho Falls from $185

This is the cheapest one-way 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 5/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Kansas City to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:30 am - 12:22 pm
MCI
-
IDA
6h 52m
1 stop
Delta Logo
6:55 pm - 12:46 am
IDA
-
MCI
4h 51m
1 stop
$309Delta
Wed, Mar 4 - Sun, Mar 8
United Airlines Logo
6:00 am - 9:56 am
MCI
-
IDA
4h 56m
1 stop
United Airlines Logo
5:30 pm - 11:15 pm
IDA
-
MCI
4h 45m
1 stop
$338United Airlines
Sat, Mar 7 - Wed, Mar 11
Alaska Airlines Logo
6:15 am - 5:19 pm
MCI
-
IDA
12h 04m
1 stop
Alaska Airlines Logo
6:00 am - 1:29 pm
IDA
-
MCI
6h 29m
1 stop
$359Alaska Airlines
Tue, Mar 31 - Sun, Apr 5
United Airlines Logo
9:12 am - 1:30 pm
MCI
-
IDA
5h 18m
1 stop
United Airlines Logo
6:36 am - 5:22 pm
IDA
-
MCI
9h 46m
2 stops
$384United Airlines
Tue, Mar 3 - Sat, Mar 7
Alaska Airlines Logo
5:50 pm - 10:52 pm
MCI
-
IDA
30h 02m
2 stops
Alaska Airlines Logo
6:00 am - 1:29 pm
IDA
-
MCI
6h 29m
1 stop
$386Alaska Airlines
Tue, Mar 31 - Sun, Apr 5
United Airlines Logo
8:00 am - 3:40 pm
MCI
-
IDA
8h 40m
2 stops
United Airlines Logo
6:36 am - 5:22 pm
IDA
-
MCI
9h 46m
2 stops
$426United Airlines
Tue, Mar 3 - Sat, Mar 7
Alaska Airlines Logo
5:00 pm - 1:22 pm
MCI
-
IDA
21h 22m
1 stop
Alaska Airlines Logo
6:00 am - 1:54 pm
IDA
-
MCI
6h 54m
1 stop
$455Alaska Airlines
Sun, Jun 21 - Thu, Jun 25
Alaska Airlines Logo
2:49 pm - 11:36 pm
MCI
-
IDA
9h 47m
1 stop
Alaska Airlines Logo
8:00 am - 1:55 pm
IDA
-
MCI
28h 55m
1 stop
$470Alaska Airlines
Fri, Mar 6 - Tue, Mar 10
United Airlines Logo
1:15 pm - 9:06 pm
MCI
-
IDA
8h 51m
2 stops
United Airlines Logo
5:30 pm - 11:15 pm
IDA
-
MCI
4h 45m
1 stop
$480United Airlines
Sat, Mar 7 - Wed, Mar 11
Alaska Airlines Logo
2:59 pm - 11:36 pm
MCI
-
IDA
9h 37m
1 stop
Alaska Airlines Logo
5:20 pm - 4:22 pm
IDA
-
MCI
22h 02m
2 stops
$486Alaska Airlines
Sat, Mar 7 - Wed, Mar 11

United Airlines flights from Kansas City to Idaho Falls

Our best United Airlines deals on Kansas City to Idaho Falls flight tickets
United Airlines
Mar 7
MCI6:00 amKansas City
4h 56m
1 stop
IDA9:56 amIdaho Falls Fanning Field
Mar 11
IDA5:30 pmIdaho Falls Fanning Field
4h 45m
1 stop
MCI11:15 pmKansas City
$338
United Airlines
Mar 3
MCI9:12 amKansas City
5h 18m
1 stop
IDA1:30 pmIdaho Falls Fanning Field
Mar 7
IDA6:36 amIdaho Falls Fanning Field
9h 46m
2 stops
MCI5:22 pmKansas City
$384
United Airlines
Feb 28
MCI9:12 amKansas City
5h 18m
1 stop
IDA1:30 pmIdaho Falls Fanning Field
Mar 3
IDA2:40 pmIdaho Falls Fanning Field
4h 55m
1 stop
MCI8:35 pmKansas City
$424

Alaska Airlines flights from Kansas City to Idaho Falls

Our best Alaska Airlines deals on Kansas City to Idaho Falls flight tickets
Alaska Airlines
Mar 31
MCI6:15 amKansas City
12h 04m
1 stop
IDA5:19 pmIdaho Falls Fanning Field
Apr 5
IDA6:00 amIdaho Falls Fanning Field
6h 29m
1 stop
MCI1:29 pmKansas City
$359
Alaska Airlines
Mar 31
MCI5:50 pmKansas City
30h 02m
2 stops
IDA10:52 pmIdaho Falls Fanning Field
Apr 5
IDA6:00 amIdaho Falls Fanning Field
6h 29m
1 stop
MCI1:29 pmKansas City
$386
Alaska Airlines
Jun 21
MCI5:00 pmKansas City
21h 22m
1 stop
IDA1:22 pmIdaho Falls Fanning Field
Jun 25
IDA6:00 amIdaho Falls Fanning Field
6h 54m
1 stop
MCI1:54 pmKansas City
$455

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 February 21, 2026.
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 3/4

6:30 am-12:22 pm

1 stop6h 52m

Idaho Falls Fanning Field

Sun 3/8

6:55 pm-12:46 am

1 stop4h 51m

$309

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Sat 3/7

6:00 am-9:56 am

1 stop4h 56m

Idaho Falls Fanning Field

Wed 3/11

5:30 pm-11:15 pm

1 stop4h 45m

$338

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Tue 3/31

6:15 am-5:19 pm

1 stop12h 04m

Idaho Falls Fanning Field

Sun 4/5

6:00 am-1:29 pm

1 stop6h 29m

$359

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Tue 3/3

9:12 am-1:30 pm

1 stop5h 18m

Idaho Falls Fanning Field

Sat 3/7

6:36 am-5:22 pm

2 stops9h 46m

$384

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Tue 3/31

5:50 pm-10:52 pm

2 stops30h 02m

Idaho Falls Fanning Field

Sun 4/5

6:00 am-1:29 pm

1 stop6h 29m

$386

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Tue 3/3

8:00 am-3:40 pm

2 stops8h 40m

Idaho Falls Fanning Field

Sat 3/7

6:36 am-5:22 pm

2 stops9h 46m

$426

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Sun 6/21

5:00 pm-1:22 pm

1 stop21h 22m

Idaho Falls Fanning Field

Thu 6/25

6:00 am-1:54 pm

1 stop6h 54m

$455

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Fri 3/6

2:49 pm-11:36 pm

1 stop9h 47m

Idaho Falls Fanning Field

Tue 3/10

8:00 am-1:55 pm

1 stop28h 55m

$470

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Sat 3/7

1:15 pm-9:06 pm

2 stops8h 51m

Idaho Falls Fanning Field

Wed 3/11

5:30 pm-11:15 pm

1 stop4h 45m

$480

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Sat 3/7

2:59 pm-11:36 pm

1 stop9h 37m

Idaho Falls Fanning Field

Wed 3/11

5:20 pm-4:22 pm

2 stops22h 02m

$486

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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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 cheapest airline that flies from Kansas City to Idaho Falls Fanning Field?

Alaska Airlines is the most popular carrier operating from Kansas City to Idaho Falls Fanning Field

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

Fastest flight time

4h 28m

Direct flights

None
The fastest flight from Kansas City to Idaho Falls takes 4h 28m
There are no direct flights from Kansas City to Idaho Falls. There are no popular flight routes from Kansas City to Idaho Falls.
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 28m 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 $248Free CancellationRating
7.9
8,228 reviews
Search Delta flights
United AirlinesPriceFrom $252Free CancellationRating
7.4
9,335 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?

Price alerts on flights to Idaho Falls from Kansas City are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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