The cheapest times to fly from IDA to AZA are

  • July 16th to November 11th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from IDA to AZA is mid to late August. Prices can be as high as $344 for Sunday flights during mid December, or as low as $152 for Wednesday flights around mid to late August.


When to Fly to Phoenix

Flying from Idaho Falls, ID (IDA) to Phoenix, AZ (AZA) will usually cost between $157 to $297 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late August with an average ticket price of $155. Due to high demand the most expensive time to fly is mid December, with an average price of $334. Planning your trip to low-cost times can easily save you $179 on economy flights and even more on first-class flights. Generally, any price below $194 can be considered a good price for a round-trip IDA to AZA flight.

See below for a graph of average weekly prices for the IDA to AZA route. All prices are for round-trip tickets in USD.

IDA to AZA Flight Prices

Compared to other flights, the IDA to AZA flight is much cheaper than the average and costs much less than the average flight leaving from Idaho Falls. The average price per mile (for a direct flight) is $0.17, which is below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $51 (24%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $152. Return trip prices are from the AZA to IDA flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from IDA to AZA can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 2 hour 15 minutes may be realistic.


Flight Questions Answered

Still have questions about flying from IDA to AZA? We’ve got answers.

Which airlines fly this route?

You can find 1 major airline flying this route most often: Allegiant, and potentially more during busy seasons.

How far away is it from Phoenix – Mesa Gateway Airport to Idaho Falls Regional Airport?

The distance between the two airports is roughly 705 miles or 1135 kilometers.

How long does it take to fly from IDA to AZA?

The real-world flight time for a nonstop IDA to AZA flight is about 2 hour 15 minutes.

How many flights go between Idaho Falls, ID and Phoenix, AZ?

It depends on the day of the week and the date, but a typical day might have around 18 available flights from IDA to AZA.


Airport Location Info


Departing Airport

Origination codeIDA
Origination airport nameIdaho Falls Regional Airport
CityIdaho Falls, ID
Countrythe United States

Return Airport

Destination codeAZA
Destination airport namePhoenix – Mesa Gateway Airport
CityPhoenix, AZ
Countrythe United States


Late and Early Flight Data

Flights from IDA to AZA tend to depart as late as the average flight. According to our recently updated data, 25% of flights departed 5 or more minutes late, and 40% of flights left 5 or more minutes early. On average you can expect to leave AZA heading for IDA about 12 minutes late. This does significantly impact arrival time, as the average landing time in Phoenix, AZ is about 14 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • Allegiant: 12 minutes late


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.