$298 Cheap Flights from Yakima (YKM) to Idaho Falls (IDA)

View $298 flight on Fri, Jul 11, 2025Opens in a new window

Popular airlines from Yakima, WA (YKM-Yakima Air Terminal - McAllister Field) to Idaho Falls Regional Airport (IDA)

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Cheap Flights from Yakima to Idaho Falls (YKM-IDA)

Prices were available within the past 7 days and start at $298 for one-way flights and $312 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Wed, Aug 20 - Sat, Aug 23
YKM
Yakima
IDA
Idaho Falls
$312 Roundtrip, found 4 days ago
$312
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Wed, Aug 20 from Yakima to Idaho Falls, returning Sat, Aug 23, priced at $312 found 4 days ago
Hawaiian Airlines
Wed, Aug 20 - Mon, Aug 25
YKM
Yakima
IDA
Idaho Falls
$333 Roundtrip, found 4 days ago
$333
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Wed, Aug 20 from Yakima to Idaho Falls, returning Mon, Aug 25, priced at $333 found 4 days ago
Hawaiian Airlines
Wed, Aug 20 - Sun, Aug 24
YKM
Yakima
IDA
Idaho Falls
$363 Roundtrip, found 4 days ago
$363
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Wed, Aug 20 from Yakima to Idaho Falls, returning Sun, Aug 24, priced at $363 found 4 days ago
Alaska Airlines
Sat, Aug 16 - Sat, Aug 23
YKM
Yakima
IDA
Idaho Falls
$393 Roundtrip, found 4 days ago
$393
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Aug 16 from Yakima to Idaho Falls, returning Sat, Aug 23, priced at $393 found 4 days ago
Hawaiian Airlines
Sat, Aug 16 - Mon, Aug 25
YKM
Yakima
IDA
Idaho Falls
$414 Roundtrip, found 4 days ago
$414
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Sat, Aug 16 from Yakima to Idaho Falls, returning Mon, Aug 25, priced at $414 found 4 days ago
Hawaiian Airlines
Sat, Aug 16 - Wed, Aug 20
YKM
Yakima
IDA
Idaho Falls
$424 Roundtrip, found 4 days ago
$424
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Sat, Aug 16 from Yakima to Idaho Falls, returning Wed, Aug 20, priced at $424 found 4 days ago
Alaska Airlines
Sat, Aug 16 - Sun, Aug 24
YKM
Yakima
IDA
Idaho Falls
$444 Roundtrip, found 4 days ago
$444
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Aug 16 from Yakima to Idaho Falls, returning Sun, Aug 24, priced at $444 found 4 days ago
Hawaiian Airlines
Wed, Aug 20 - Fri, Aug 22
YKM
Yakima
IDA
Idaho Falls
$448 Roundtrip, found 4 days ago
$448
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Wed, Aug 20 from Yakima to Idaho Falls, returning Fri, Aug 22, priced at $448 found 4 days ago
Alaska Airlines
Wed, Aug 20 - Thu, Aug 21
YKM
Yakima
IDA
Idaho Falls
$453 Roundtrip, found 4 days ago
$453
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Aug 20 from Yakima to Idaho Falls, returning Thu, Aug 21, priced at $453 found 4 days ago
Alaska Airlines
Wed, Jul 30 - Mon, Aug 4
YKM
Yakima
IDA
Idaho Falls
$455 Roundtrip, found 3 days ago
$455
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Jul 30 from Yakima to Idaho Falls, returning Mon, Aug 4, priced at $455 found 3 days ago
Flights from Yakima (YKM) to Idaho Falls (IDA)
Origin airport
Yakima Air Terminal - McAllister Field
Destination airport
Idaho Falls Regional
Roundtrip price
$312
Distance
463 mi

Yakima to Idaho Falls Flights

The cheapest times to fly from Yakima to Idaho Falls

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Yakima to Idaho Falls are during the month of August. You can find some of the cheapest flights from Yakima to Idaho Falls with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Yakima to Idaho Falls

Sunday is one of the best days to book for cheap flights from Yakima to Idaho Falls: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Yakima to Idaho Falls

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Yakima to Idaho Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from $298 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Yakima to Idaho Falls flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Yakima to Idaho Falls airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Yakima Air Terminal - McAllister Field Airport (YKM) to Idaho Falls Regional Airport (IDA) cost?
Discover the latest flight deals from YKM to IDA by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from YKM to IDA?
The cheapest flights from YKM to IDA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from YKM to IDA?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from YKM to IDA. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Yakima Air Terminal - McAllister Field Airport (YKM) to Idaho Falls Regional Airport (IDA)?
Direct flights from Yakima Air Terminal - McAllister Field Airport (YKM) to Idaho Falls Regional Airport (IDA) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from YKM to IDA?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on a number of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Yakima Air Terminal - McAllister Field Airport (YKM) to Idaho Falls Regional Airport (IDA)?
To avoid potential delays on the Yakima Air Terminal - McAllister Field Airport (YKM) to Idaho Falls Regional Airport (IDA) route, fly before 3 PM. Later flights have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Yakima Air Terminal - McAllister Field Airport (YKM) to Idaho Falls Regional Airport (IDA) last-minute?
Waiting until just before your trip to book a ticket from YKM to IDA generally means paying more. While you may come across some last-minute offers, there's no guarantee. Keep your travel plans flexible for a better chance of snagging a bargain.
Is it cheaper to book a YKM to IDA flight and hotel package?
You can save money by booking a YKM to IDA flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've chosen your ideal flights and accommodations, consider adding extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Yakima Air Terminal - McAllister Field Airport (YKM) to Idaho Falls Regional Airport (IDA)?
Usually, it's possible to cancel or reschedule your YKM to IDA flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.