Cheap Flights from Idaho Falls (IDA) to Spokane (SFF)

Popular airlines from Idaho Falls Regional Airport (IDA) to Spokane, WA (SFF-Felts Field)

Alternative airports near Spokane

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

Select flight to Spokane Intl. GEG. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $426
GEG
Spokane Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $426

Frequently asked questions

How much does a flight from Idaho Falls Regional Airport (IDA) to Felts Field Airport (SFF) cost?
Grab a cheap one-way flight or cheap return flight from Idaho Falls Regional Airport (IDA) to Felts Field Airport (SFF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Idaho Falls Regional Airport (IDA) to Felts Field Airport (SFF)?
is the cheapest month to fly from IDA to SFF. Timing your trip outside of the busy season is often the key to finding better fares.
What is the cheapest airline that flies from Idaho Falls Regional Airport (IDA) to Felts Field Airport (SFF)?
To find the cheapest airline flying from IDA to SFF, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Idaho Falls Regional Airport (IDA) to Felts Field Airport (SFF)?
Direct flights from Idaho Falls Regional Airport (IDA) to Felts Field Airport (SFF) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IDA to SFF?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Idaho Falls Regional Airport (IDA) to Felts Field Airport (SFF)?
To avoid potential delays on the Idaho Falls Regional Airport (IDA) to Felts Field Airport (SFF) route, travel before 3 PM. Departures after this time 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 Idaho Falls Regional Airport (IDA) to Felts Field Airport (SFF) last-minute?
Booking your plane ticket from IDA to SFF shortly before your trip is typically more expensive. But if you're flexible with your departure dates and times, you could land a cheap last-minute fare.
Is it cheaper to book an IDA to SFF flight and hotel package?
Compared with arranging hotels and flights separately, booking an IDA to SFF flight and hotel package with Expedia could result in significant savings. Better still, having everything in one place takes the hassle out of planning your trip. Simply pick your flights and choose from our wide range of hotels, then customize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Idaho Falls Regional Airport (IDA) to Felts Field Airport (SFF)?
It's generally possible to reschedule or cancel your IDA to SFF flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
Idaho Falls Regional
Destination airport
Felts Field
Distance
383 mi

Book with confidence

Book with confidence

Idaho Falls to Spokane Flights

The cheapest times to fly from Idaho Falls to Spokane

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

 

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

Sunday is one of the best days to book for cheap flights from Idaho Falls to Spokane: 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 Idaho Falls to Spokane

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 Idaho Falls to Spokane 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 Idaho Falls to Spokane 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 Idaho Falls to Spokane 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.

 

Idaho Falls to Spokane Flights

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*Available to One Key members.