Cheap Flights from West Yellowstone (WYS) to Idaho Falls (IDA)

Popular airlines from West Yellowstone, MT (WYS-Yellowstone) to Idaho Falls Regional Airport (IDA)

Frequently asked questions

How much does a flight from Yellowstone Airport (WYS) to Idaho Falls Regional Airport (IDA) cost?
Lock in a cheap one-way flight or cheap return flight from Yellowstone Airport (WYS) 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 Yellowstone Airport (WYS) to Idaho Falls Regional Airport (IDA)?
is the most affordable month to fly from WYS to IDA. Planning your trip for the off-season is often the key to landing a great deal.
What is the cheapest airline that flies from Yellowstone Airport (WYS) to Idaho Falls Regional Airport (IDA)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from WYS to IDA. Then, sort your results by "Price (lowest to highest)" to pick up a good deal.
How many flights per day from Yellowstone Airport (WYS) to Idaho Falls Regional Airport (IDA)?
You'll need to book a flight with a layover when traveling from Yellowstone Airport (WYS) to Idaho Falls Regional Airport (IDA). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from WYS to IDA?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on a number of factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Yellowstone Airport (WYS) to Idaho Falls Regional Airport (IDA)?
To reach Idaho Falls Regional Airport (IDA) on schedule, choose a flight that leaves Yellowstone Airport (WYS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Yellowstone Airport (WYS) to Idaho Falls Regional Airport (IDA) last-minute?
Booking your plane ticket from WYS to IDA just before your getaway is typically more expensive. However, if there's some wiggle room with your departure times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a WYS to IDA flight and hotel package?
Booking a WYS to IDA flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Pick from our extensive range of stays and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Yellowstone Airport (WYS) to Idaho Falls Regional Airport (IDA)?
If you reserved your WYS to IDA flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Yellowstone
Destination airport
Idaho Falls Regional
Distance
94 mi

Book with confidence

Book with confidence

West Yellowstone to Idaho Falls Flights

The cheapest times to fly from West Yellowstone 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 West Yellowstone to Idaho Falls are during the month of . You can find some of the cheapest flights from West Yellowstone to Idaho Falls with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from West Yellowstone to Idaho Falls

Sunday is one of the best days to book for cheap flights from West Yellowstone 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 West Yellowstone 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 West Yellowstone to Idaho Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 West Yellowstone 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 West Yellowstone 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.

 

West Yellowstone to Idaho Falls Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.