CA $188 Cheap Flights from Phoenix (PHX) to Idaho Falls (IDA)

View CA $188 flight on Wed, Oct. 8, 2025Opens in a new window

Popular airlines from Sky Harbor International Airport (PHX) to Idaho Falls Regional Airport (IDA)

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Cheap flights from Phoenix (PHX) to Idaho Falls (IDA)

Prices were available within the past 7 days and start at CA $188 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Phoenix (PHX) to Idaho Falls (IDA)

October is typically the cheapest month to fly

From CA $339 - CA $808 per traveller.

Graph displaying average flight prices per month

Flight from Phoenix to Idaho Falls (PHX - IDA) route information
Origin airport
Sky Harbor Intl.
Destination airport
Idaho Falls Regional
Distance
1114 km

Phoenix to Idaho Falls Flights

The easy way to book your flights from Phoenix to Idaho Falls 

With Expedia, it’s simple to find and book flights to Idaho Falls from Phoenix whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 7 airlines that cover this route. There are nonstop flights to Idaho Falls Regional, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Phoenix to Idaho Falls today, tomorrow, or this week.  

 

Save dollars with cheap flights from Sky Harbor Intl., PHX to Idaho Falls Regional, IDA 

Sort your search results by price to find great deals on your flight from Phoenix to Idaho Falls—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Idaho Falls from Phoenix currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Idaho Falls  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Idaho Falls from Phoenix 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Idaho Falls with Expedia today.

Frequently asked questions

How much is a flight from Sky Harbour Intl. Airport (PHX) to IDA?
If you're travelling between Sky Harbour Intl. Airport (PHX) and Idaho Falls Regional Airport, round-trip journeys start from . This figure is based on fares advertised within the last 7 days on Expedia for flights departing within the next year, so don't let a good deal slip through your fingers. Book today and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from PHX to Idaho Falls Regional Airport?
Most flights can be conveniently cancelled online, but whether you incur a fee differs between airlines. If you do have to cancel your trip, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Sky Harbour Intl. Airport (PHX) to Idaho Falls Regional Airport that have flexible change policies?
Many airlines will allow you to move your flight without charging a fee. All you pay is the cost difference between the two flights. When searching for Sky Harbour Intl. Airport (PHX) to Idaho Falls Regional Airport flights, you'll find a "No change fees" box for you to pick.
How many hours is the flight from Sky Harbour Intl. Airport (PHX) to IDA?
Consider bringing your own on-board entertainment (like some downloaded podcasts), as it takes around 4 hours and 18 minutes to reach Idaho Falls Regional Airport from Sky Harbour Intl. Airport (PHX). A good pair of noise-cancelling earphones will be useful too.
How far is the flight from Sky Harbour Intl. Airport (PHX) to Idaho Falls Regional Airport?
A flight distance of just 1,100 kilometres separates Phoenix and Idaho Falls. Once you're up in the air, you won't get a chance to do much more than read the magazine in your seat pocket.
Which airlines fly direct from PHX to Idaho Falls Regional Airport?
Check out American Airlines (AA) if you want to travel straight from Sky Harbour Intl. Airport (PHX) to Idaho Falls Regional Airport. This top airline offers 30 flights every month, so you're sure to find one that fits your travel plans.
Are Sky Harbour Intl. Airport (PHX) to Idaho Falls Regional Airport (IDA) flight tickets cheaper when they're purchased at the last minute?
Flight prices fluctuate, so not always. While last-minute flight deals between Phoenix Sky Harbour Intl. Airport and Idaho Falls Regional Airport (IDA) are possible, it also makes sense to keep track of prices well before you fly. In fact, some air carriers advertise their prices up to a year prior to the departure date. Expedia is continuously updating the biggest airfare bargains around, so keep checking and be ready to grab your seat when the fares dip.

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