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Idaho Falls

$156+ Cheap flights from Kansas City to Idaho Falls (MCI - IDA)

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — IDA
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap flight deals from Kansas City to Idaho Falls

Cheapest flights from Kansas City to Idaho Falls
Explore the most affordable flight options available from Kansas City to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This United Airlines deal was found by Cheapflights users on 2/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/236:00 am
MCI
-
IDA
1 stop4h 53m
United Airlines
Mon 4/272:30 pm
IDA
-
MCI
1 stop5h 04m
United Airlines
Deal found 2/7$279
This United Airlines deal was found by Cheapflights users on 2/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/279:08 am
MCI
-
IDA
1 stop5h 16m
United Airlines
Tue 6/26:03 pm
IDA
-
MCI
1 stop4h 24m
United Airlines
Deal found 2/7$294
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/39:08 am
MCI
-
IDA
1 stop5h 16m
United Airlines
Wed 6/106:03 pm
IDA
-
MCI
1 stop4h 24m
United Airlines
Deal found 2/9$318
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Mon 3/97:00 am
MCI
-
IDA
1 stop9h 31m
Multiple Airlines
Mon 3/1610:13 pm
IDA
-
MCI
1 stop17h 56m
Multiple Airlines
Deal found 2/9$340
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/275:54 am
MCI
-
IDA
1 stop4h 54m
United Airlines
Mon 3/25:33 pm
IDA
-
MCI
1 stop4h 44m
United Airlines
Deal found 2/10$352
This United Airlines deal was found by Cheapflights users on 2/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/285:54 am
MCI
-
IDA
1 stop4h 52m
United Airlines
Tue 3/32:40 pm
IDA
-
MCI
1 stop4h 55m
United Airlines
Deal found 2/8$364
This Delta deal was found by Cheapflights users on 2/8. 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.
Mon 2/232:24 pm
MCI
-
IDA
1 stop4h 25m
Delta
Fri 2/276:35 pm
IDA
-
MCI
1 stop4h 24m
Delta
Deal found 2/8$381
This Delta deal was found by Cheapflights users on 2/7. 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.
Thu 4/236:40 am
MCI
-
IDA
1 stop6h 46m
Delta
Thu 4/236:58 pm
IDA
-
MCI
1 stop4h 40m
Delta
Deal found 2/7$390
This Kiwi.com deal was found by Cheapflights users on 2/7. 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.
Sun 3/88:40 pm
MCI
-
IDA
2 stops19h 51m
Multiple Airlines
Sun 3/159:52 am
IDA
-
MCI
1 stop26h 32m
Multiple Airlines
Deal found 2/7$392
This Kiwi.com deal was found by Cheapflights users on 2/8. 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.
Mon 2/237:00 am
MCI
-
IDA
1 stop9h 31m
Multiple Airlines
Fri 2/2710:29 pm
IDA
-
MCI
2 stops20h 17m
Multiple Airlines
Deal found 2/8$399

Find flight deals from Kansas City to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Kansas City (MCI) to Idaho Falls (IDA). 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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$279
(United Airlines)

One-way from

$156
(Kiwi.com)

Popular in

October

Cheapest in

March
Provider with most accurate pricing for Kansas City-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kansas City-Idaho Falls Fanning Field flights.
Search Deals
From Kansas City to Idaho Falls Fanning Field
Search Deals
One-way flight from Kansas City to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($111 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($26 potential savings vs. average RT price).
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated February 11, 2026.
Use the filters below to find and compare flights from Kansas City to Idaho Falls that are best for you.

Fly from

Kansas City

Fly to

Idaho Falls

Route

Depart

Return

Price

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Thu 4/23

6:00 am-9:53 am

1 stop4h 53m

Idaho Falls Fanning Field

Mon 4/27

2:30 pm-8:34 pm

1 stop5h 04m

$279

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Wed 5/27

9:08 am-1:24 pm

1 stop5h 16m

Idaho Falls Fanning Field

Tue 6/2

6:03 pm-11:27 pm

1 stop4h 24m

$294

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Wed 6/3

9:08 am-1:24 pm

1 stop5h 16m

Idaho Falls Fanning Field

Wed 6/10

6:03 pm-11:27 pm

1 stop4h 24m

$318

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Mon 3/9

7:00 am-3:31 pm

1 stop9h 31m

Idaho Falls Fanning Field

Mon 3/16

10:13 pm-5:09 pm

1 stop17h 56m

$340

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Sat 2/28

5:54 am-9:46 am

1 stop4h 52m

Idaho Falls Fanning Field

Tue 3/3

2:40 pm-8:35 pm

1 stop4h 55m

$364

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Mon 2/23

2:24 pm-5:49 pm

1 stop4h 25m

Idaho Falls Fanning Field

Fri 2/27

6:35 pm-11:59 pm

1 stop4h 24m

$381

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Thu 3/12

6:00 am-9:56 am

1 stop4h 56m

Idaho Falls Fanning Field

Sat 3/14

5:30 pm-11:15 pm

1 stop4h 45m

$381

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Fri 2/27

7:00 am-3:30 pm

1 stop9h 30m

Idaho Falls Fanning Field

Mon 3/2

10:29 pm-11:33 pm

1 stop24h 04m

$424

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Wed 3/4

4:39 pm-6:22 pm

2 stops26h 43m

$156

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Wed 3/4

5:54 am-9:48 am

1 stop4h 54m

$161

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Compare providers for flights from Kansas City to Idaho Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kansas City to Idaho Falls in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Kansas City-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kansas City-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kansas City-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kansas City-Idaho Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kansas City-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Kansas City to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls 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 Idaho Falls

What is the cheapest month to book a flight from Kansas City to Idaho Falls?

Currently, March is the cheapest month in which you can book a flight from Kansas City to Idaho Falls (average of $164). Flying from Kansas City to Idaho Falls in April is currently the most expensive (average of $338). 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.

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated February 11, 2026.
Peruse reviews from past customers who have flown with Delta and United Airlines from Kansas City to Idaho Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,180 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,180 reviews
Delta
7.9
Good
8,180 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,273 reviews
Delta
7.9
Good
8,180 reviews

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Comfort

7.9

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Kansas City to Idaho Falls. 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 Idaho Falls?

    A quick flight from Kansas City to Idaho Falls can take about 4h 53m. United Airlines provides one of the quickest options available for as low as $279. Kansas City and Idaho Falls are separated by a distance of 942 mi.

  • What are the cheapest airlines flying from Kansas City to Idaho Falls round-trip?

    Our cheapest airline available from Kansas City to Idaho Falls is Delta. Our recent data shows that you can find tickets from as low as $200 on this airline. An additional option worth looking into is United Airlines, starting at $235. You may be able to fly from Kansas City to Idaho Falls for 55% less than the average price by searching for these airlines.

  • Can I find deals for flights from Kansas City to Idaho Falls that include hotel bookings?

    Yes. In addition to deals on Kansas City to Idaho Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kansas City to Idaho Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kansas City to Idaho Falls.

  • Can I find deals for business class flights from Kansas City to Idaho Falls?

    Yes. Cheapflights offers flight deals from Kansas City to Idaho Falls 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 Idaho Falls?

    Currently, March is the cheapest month in which you can book a flight from Kansas City to Idaho Falls (average of $164). Flying from Kansas City to Idaho Falls in April is currently the most expensive (average of $338). 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 Idaho Falls?

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

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Top 2 airlines flying from Kansas City to Idaho Falls

Discover the top 2 airlines that operate flights from Kansas City to Idaho Falls. 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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$200Average$422FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$235Average$474FlexibilityNo cancel feeOn-time69%

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