$137 Find Cheap Flights from Idaho Falls to Phoenix-Mesa Gateway - Compare and Save

Only Allegiant Air operates flights between Idaho Falls and Phoenix-Mesa Gateway Airport.

Flights from Idaho Falls to Phoenix-Mesa Gateway Airport usually depart from Idaho Falls Fanning Field (IDA) and arrive at Phoenix-Mesa Gateway (AZA).

Only Economy Class is available on flights from Idaho Falls to Phoenix-Mesa Gateway Airport.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $32–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Airbus A320-100/200 family is used most often on this route, operated mainly by Allegiant Air. Other aircraft seen on the route include Canadair (Bombardier) Regional Jet 700 variants.

Yes. Being flexible with your travel dates can save you up to 46% on the Idaho Falls to Phoenix-Mesa Gateway Airport route. Monday is the cheapest departure day at $179 round-trip on average, while Wednesday is the most expensive at $329, a difference of $150. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Some of the most popular sights in Phoenix-Mesa Gateway Airport are Phoenix Convention Center, Chase Field and Camelback Ranch. These are among the most viewed places in Phoenix-Mesa Gateway Airport on KAYAK.

These are the earliest and latest flight times available from Idaho Falls to Phoenix-Mesa Gateway Airport:

• Earliest: departs at 8:51 am and lands at 10:54 am
• Latest: departs at 8:20 pm and lands at 10:23 pm.

The flight takes about 2h 03m.

Last-minute fares on this route - booked within 2 weeks of departure - run 39% above the route average of $203. Book 17 weeks before departure for the lowest fares.

A nonstop flight from Idaho Falls to Phoenix-Mesa Gateway Airport takes 2h 03m, covering 705 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $139 to $1,278. That means the highest observed fare was about 9x higher than the lowest one.

One-way fares from Idaho Falls to Phoenix-Mesa Gateway Airport are currently higher than usual. Average one-way flight prices are about $309, which is 137% above the typical average for this route.

Phoenix-Mesa Gateway Airport is 1 hour behind Idaho Falls (Mountain Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

Phoenix-Mesa Gateway Airport (AZA) hosts 5 major car rental companies, with daily rates starting from around $28 for economy cars. Top options include:
• Hertz
• Budget
• Alamo
• Thrifty
• Dollar

Round-trip flights from Idaho Falls to Phoenix-Mesa Gateway Airport range from $158 to $272, with an average of $203 over the past 12 months. Anything below $158 counts as a good deal.