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Idaho Falls

$316+ Cheap flights from Kansas City to Idaho Falls (MCI - IDA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — IDA
Oct 25 — Nov 11
Sat 10/25
Sat 11/1
1 adult, Economy
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Cheap 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 September 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$318
(Kiwi.com)

Popular in

October

Cheapest in

January

Average price

$453
Provider with most accurate pricing for Kansas City-Idaho Falls Fanning Field flight deals.
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Provider most trusted by Cheapflights users for Kansas City-Idaho Falls Fanning Field flights.
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From Kansas City to Idaho Falls Fanning Field
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Highest demand for flights based on searches. 11% potential increase in price ($68 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 25, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/23. 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 10/196:36 pmMCI - IDA
1 stop19h 13mMultiple Airlines
Mon 10/207:40 pmIDA - MCI
1 stop17h 20mMultiple Airlines
Deal found 9/23$316
This American Airlines deal was found by Cheapflights users on 9/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:00 amMCI - IDA
1 stop7h 24mAmerican Airlines
Wed 11/57:10 amIDA - MCI
1 stop5h 53mAmerican Airlines
Deal found 9/24$321
This Kiwi.com deal was found by Cheapflights users on 9/24. 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.
Thu 10/96:36 pmMCI - IDA
1 stop22h 38mMultiple Airlines
Mon 10/137:40 pmIDA - MCI
1 stop17h 20mMultiple Airlines
Deal found 9/24$342
This Alaska Airlines deal was found by Cheapflights users on 9/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/173:28 pmMCI - IDA
1 stop8h 10mAlaska Airlines
Wed 10/224:15 pmIDA - MCI
1 stop6h 44mAlaska Airlines
Deal found 9/24$370
This Alaska Airlines deal was found by Cheapflights users on 9/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/87:00 amMCI - IDA
1 stop9h 38mAlaska Airlines
Sun 10/126:00 amIDA - MCI
1 stop7h 34mAlaska Airlines
Deal found 9/23$435

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 September 25, 2025.
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

Sun 10/19

6:36 pm-12:49 pm

1 stop19h 13m

Idaho Falls Fanning Field

Mon 10/20

7:40 pm-2:00 pm

1 stop17h 20m

$316

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Fri 10/17

3:28 pm-10:38 pm

1 stop8h 10m

Idaho Falls Fanning Field

Wed 10/22

4:15 pm-11:59 pm

1 stop6h 44m

$370

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Thu 10/9

6:36 pm-10:12 pm

2 stops28h 36m

Idaho Falls Fanning Field

Mon 10/13

7:40 pm-2:00 pm

1 stop17h 20m

$404

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Sun 1/25

9:05 am-1:30 pm

1 stop5h 25m

Idaho Falls Fanning Field

Sun 1/25

4:19 pm-11:30 pm

1 stop6h 11m

$435

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Wed 10/8

7:00 am-3:38 pm

1 stop9h 38m

Idaho Falls Fanning Field

Sun 10/12

6:00 am-2:34 pm

1 stop7h 34m

$435

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Wed 10/29

6:00 am-12:24 pm

1 stop7h 24m

Idaho Falls Fanning Field

Wed 11/5

7:10 am-11:44 pm

2 stops15h 34m

$440

Kansas CityIdaho Falls

MCI - IDA

MCIIDA

Kansas City

Mon 10/6

6:00 am-9:48 am

1 stop4h 48m

Idaho Falls Fanning Field

Fri 10/10

5:56 pm-11:30 pm

1 stop4h 34m

$501

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/23

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 September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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, October is the cheapest month in which you can book a flight from Kansas City to Idaho Falls (average of $380). Flying from Kansas City to Idaho Falls in December is currently the most expensive (average of $578). 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 September 25, 2025.
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
8.0
Very good
7,973 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,973 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 8h 10m. Alaska Airlines provides one of the quickest options available for as low as $370. 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 $298 on this airline. An additional option worth looking into is United Airlines, starting at $300. You may be able to fly from Kansas City to Idaho Falls for 44% 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, October is the cheapest month in which you can book a flight from Kansas City to Idaho Falls (average of $380). Flying from Kansas City to Idaho Falls in December is currently the most expensive (average of $578). 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 September 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$298Average$478FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$300Average$635FlexibilityNo cancel feeOn-time69%

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