Earn point on your loyalty program!arrow arc left

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

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Idaho Falls (IDA) to Phoenix (PHX)

How to find the cheapest flight from Idaho Falls (IDA) to Phoenix (PHX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Idaho Falls (IDA) to Phoenix (PHX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Idaho Falls (IDA) to Phoenix (PHX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Idaho Falls to Phoenix in February , March 2026

16 Feb - 19 Mar $ 150.00
IDA
Idaho Falls
Allegiant Air
DIRECT
PHX
Phoenix
PHX
Phoenix
Allegiant Air
DIRECT
IDA
Idaho Falls
Pick dates
07 Feb - 04 Mar $ 406.00
IDA
Idaho Falls
Hawaiian Airlines
1 STOPS
PHX
Phoenix
PHX
Phoenix
Hawaiian Airlines
1 STOPS
IDA
Idaho Falls
Pick dates
15 Feb - 04 Mar $ 535.00
IDA
Idaho Falls
Alaska Airlines
1 STOPS
PHX
Phoenix
PHX
Phoenix
Alaska Airlines
1 STOPS
IDA
Idaho Falls
Pick dates

Last minute flights from Idaho Falls to Phoenix

16 Feb - 28 Feb $ 353.00
IDA
Idaho Falls
Hawaiian Airlines
DIRECT
PHX
Phoenix
PHX
Phoenix
Hawaiian Airlines
1 STOPS
IDA
Idaho Falls
Pick dates
07 Feb - 01 Mar $ 475.00
IDA
Idaho Falls
Hawaiian Airlines
1 STOPS
PHX
Phoenix
PHX
Phoenix
Hawaiian Airlines
2 STOPS
IDA
Idaho Falls
Pick dates
15 Feb - 28 Feb $ 587.00
IDA
Idaho Falls
Alaska Airlines
1 STOPS
PHX
Phoenix
PHX
Phoenix
Alaska Airlines
1 STOPS
IDA
Idaho Falls
Pick dates

One-way flights to Phoenix from Idaho Falls

8:51 AM - 8:51 AM
Allegiant Air
0 Stops
2h 4m
IDA - PHX
$ 88
Kiwi
Pick dates
9:00 AM - 2:01 PM
Hawaiian Airlines
1 Stops
8h 53m
IDA - PHX
$ 235
Kiwi
Pick dates
10:51 AM - 1:25 PM
United Airlines
1 Stops
4h 34m
IDA - PHX
$ 270
Kiwi
Pick dates

How to find the cheapest flight from Idaho Falls (IDA) to Phoenix (PHX)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Idaho Falls (IDA) to Phoenix (PHX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Idaho Falls (IDA) to Phoenix (PHX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.