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

Flight 1

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

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Frequently asked questions

Which airlines fly direct from Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Enter IDA to PHX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
To find a cheap flight from Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best airline to fly with from Idaho Falls, ID (IDA-Idaho Falls Regional) (IDA) to Phoenix, AZ (PHX-Sky Harbor Intl.) (PHX) will differ from traveller to traveller. If you like to fly early, AA offers early morning flights. If price is the most important factor, AA typically offers the lowest fares. AS offers the most daily flights from Idaho Falls, ID (IDA-Idaho Falls Regional) (IDA) to Phoenix, AZ (PHX-Sky Harbor Intl.) (PHX), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
There are approximately 11 connecting flights per day from Idaho Falls Regional (IDA) to Sky Harbor Intl. (PHX). Some common connection points include Seattle - Tacoma Intl. (SEA), Denver Intl. (DEN), and Salt Lake City Intl. (SLC).
What is the earliest flight from Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The earliest flight from Idaho Falls Regional (IDA) to Sky Harbor Intl. (PHX) typically departs at approximately 5:00 AM local time, operated by United Airlines or American Airlines. This is a seasonal service active in September. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
You'll typically find the most flights from Idaho Falls Regional (IDA) to Sky Harbor Intl. (PHX) on a Sunday, with around 12 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include United Airlines, Delta Air Lines, and Alaska Airlines. Compared to other days, Sundays offer notably more flight options.
What are the most popular departure times for flights from Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The most popular departure times for flights from Idaho Falls Regional (IDA) to Sky Harbor Intl. (PHX) are in the early morning, from 6am to 9am. About 50% of passengers prefer this time. Many major carriers, including American Airlines and Alaska Airlines, offer flights during this window. This timing works well because it allows you to get an early start on your travel day and arrive at your destination with plenty of time.
How long does it take to fly from Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
A nonstop flight from IDA to PHX typically takes around 2 hours 30 minutes, covering approximately 696 miles. Connecting flights on this route usually add 4 hours 20 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Select the "Business class" and "First class" filters when looking for IDA to PHX flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight with Expedia?
It's easy to earn miles on a Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Phoenix from Idaho Falls Regional (IDA)?
If you're planning to travel to Phoenix from Idaho Falls Regional (IDA), you can fly directly into Sky Harbor Intl. (PHX) Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Denver Intl. (DEN), Salt Lake City Intl. (SLC) before reaching Phoenix. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.) at the last minute?
Typically, booking a last minute flight from Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight and hotel package?
Securing a Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
If you booked your Idaho Falls, ID (IDA-Idaho Falls Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Idaho Falls Regional
Destination airport
Sky Harbor Intl.
Distance
1114 km
Average flight time
1 hour 17 mins

Book with confidence

Compare flights from Idaho Falls to Phoenix easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Idaho Falls to Phoenix. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Sky Harbor Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Idaho Falls Regional to Sky Harbor Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Idaho Falls Regional (IDA) to Sky Harbor Intl. (PHX)

The easiest way to view the best deals on flights from Idaho Falls to Phoenix today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Idaho Falls Regional to Sky Harbor Intl. start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Idaho Falls and Phoenix
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Idaho Falls to Phoenix flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Idaho Falls Regional to Sky Harbor Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Idaho Falls to Phoenix easily and book with confidence

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