$203 Cheap Flights from Yakima (YKM) to Idaho Falls (IDA)

View $203 flight on Sun, Nov 16, 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 $203 for one-way flights and $302 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Wed, Sep 17 - Sat, Oct 4
YKM
Yakima
IDA
Idaho Falls
$302 Roundtrip, found 3 days ago
$302
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Wed, Sep 17 from Yakima to Idaho Falls, returning Sat, Oct 4, priced at $302 found 3 days ago
Alaska Airlines
Wed, Sep 3 - Tue, Sep 16
YKM
Yakima
IDA
Idaho Falls
$312 Roundtrip, found 5 days ago
$312
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Sep 3 from Yakima to Idaho Falls, returning Tue, Sep 16, priced at $312 found 5 days ago
Hawaiian Airlines
Tue, Sep 30 - Sat, Oct 11
YKM
Yakima
IDA
Idaho Falls
$313 Roundtrip, found 3 days ago
$313
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Tue, Sep 30 from Yakima to Idaho Falls, returning Sat, Oct 11, priced at $313 found 3 days ago
Hawaiian Airlines
Wed, Sep 17 - Sun, Oct 5
YKM
Yakima
IDA
Idaho Falls
$323 Roundtrip, found 3 days ago
$323
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Wed, Sep 17 from Yakima to Idaho Falls, returning Sun, Oct 5, priced at $323 found 3 days ago
Hawaiian Airlines
Thu, Sep 4 - Wed, Sep 24
YKM
Yakima
IDA
Idaho Falls
$333 Roundtrip, found 3 days ago
$333
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Thu, Sep 4 from Yakima to Idaho Falls, returning Wed, Sep 24, priced at $333 found 3 days ago
Hawaiian Airlines
Thu, Sep 25 - Sat, Oct 11
YKM
Yakima
IDA
Idaho Falls
$345 Roundtrip, found 3 days ago
$345
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Thu, Sep 25 from Yakima to Idaho Falls, returning Sat, Oct 11, priced at $345 found 3 days ago
Hawaiian Airlines
Thu, Sep 4 - Tue, Sep 23
YKM
Yakima
IDA
Idaho Falls
$354 Roundtrip, found 3 days ago
$354
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Thu, Sep 4 from Yakima to Idaho Falls, returning Tue, Sep 23, priced at $354 found 3 days ago
Hawaiian Airlines
Mon, Sep 15 - Mon, Sep 29
YKM
Yakima
IDA
Idaho Falls
$355 Roundtrip, found 3 days ago
$355
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Mon, Sep 15 from Yakima to Idaho Falls, returning Mon, Sep 29, priced at $355 found 3 days ago
Hawaiian Airlines
Sat, Sep 20 - Sat, Oct 4
YKM
Yakima
IDA
Idaho Falls
$363 Roundtrip, found 3 days ago
$363
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Sat, Sep 20 from Yakima to Idaho Falls, returning Sat, Oct 4, priced at $363 found 3 days ago
Hawaiian Airlines
Fri, Sep 5 - Thu, Sep 11
YKM
Yakima
IDA
Idaho Falls
$365 Roundtrip, found 5 days ago
$365
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Fri, Sep 5 from Yakima to Idaho Falls, returning Thu, Sep 11, priced at $365 found 5 days ago

Alternative airports near Idaho Falls

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Idaho Falls Regional IDA. Cheapest and Closest option available. Average driving time to city center is 5 minutes. Flights from $669
IDA
Idaho Falls Regional
CheapestClosest
Average driving time to city center5 min
Flights from $669
Flights from Yakima (YKM) to Idaho Falls (IDA)
Origin airport
Yakima Air Terminal - McAllister Field
Destination airport
Idaho Falls Regional
Roundtrip price
$302
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 September. 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 $203 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?
Snag a cheap one-way flight from $203 or cheap return flight from $302 from Yakima Air Terminal - McAllister Field Airport (YKM) to Idaho Falls Regional Airport (IDA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Yakima Air Terminal - McAllister Field Airport (YKM) to Idaho Falls Regional Airport (IDA)?
The cheapest month to fly from YKM to IDA is September, when there's less demand. Off-peak season is often when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Yakima Air Terminal - McAllister Field Airport (YKM) to Idaho Falls Regional Airport (IDA)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest YKM to IDA flight.
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.