There are most likely no direct flights on the Phoenix — Idaho Falls route
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A non-stop flight is the most convenient and comfortable way to fly from Phoenix to Idaho Falls, despite the fact that sometimes flights with transfers can cost significantly less.
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There are most likely no direct flights on the Phoenix — Idaho Falls route
Phoenix — Idaho Falls
11/12/2026
Departure
Direct flight
G4687
starting at $69
starting at $69
On the Phoenix — Idaho Falls route, flights are operated only by Allegiant Air. This simplifies the choice for passengers, as all tickets come from a single trusted carrier. Our service lets you instantly check fares for upcoming dates and find the most advantageous option. The minimum ticket price starts at $69, making this trip affordable for a wide range of travelers. To save even more, we recommend booking early and keeping an eye on promotions — Allegiant Air regularly offers special deals.
The cheapest flight ticket from Phoenix to Idaho Falls according to data for the last 48 hours costs $69
Often the best time to buy tickets from Phoenix to Idaho Falls is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Phoenix to Idaho Falls can be found flying in these months: November.
The fastest flights from Phoenix to Idaho Falls start from 2 hours 2 minutes in the air.
The following airlines operate direct flights on the route Phoenix — Idaho Falls: Allegiant Air
The cheapest one-way flight from Phoenix to Idaho Falls departs on 11/12/2026, is operated by Allegiant Air and costs $69
There is no information about the cheapest roundtrip flight from Phoenix to Idaho Falls
Fastest flight from Phoenix to Idaho Falls takes 2h 2m
There are direct flights on this route 1 day a week: Th
The distance between Phoenix and Idaho Falls is 1116km (692 miles). There are 10 direct flights from Phoenix to Idaho Falls. Phoenix and Idaho Falls are in the same time zone. Flights from Phoenix begin at 6:00 AM. The latest flight from Phoenix departs at 8:50 PM
We couldn't find any special offers for flights from Phoenix to Idaho Falls