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Cheap flights from Phoenix Sky Harbor Intl Airport to Idaho Falls from $142

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to Idaho Falls departing on 4/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Phoenix Sky Harbor Intl Airport to Idaho Falls

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Phoenix Sky Harbor Intl Airport to Idaho Falls.
Delta Logo
6:00 am - 11:50 amPHX-IDA
4h 50m1 stop
Delta Logo
6:55 pm - 11:44 pmIDA-PHX
5h 49m1 stop
$285Delta
Find Deal
Wed, Jun 4 - Wed, Jun 11
American Airlines Logo
7:05 pm - 10:10 pmPHX-IDA
2h 05mnonstop
American Airlines Logo
7:43 am - 8:58 amIDA-PHX
2h 15mnonstop
$301American Airlines
Find Deal
Thu, Apr 24 - Tue, Apr 29
Delta Logo
6:00 am - 12:26 pmPHX-IDA
5h 26m1 stop
Delta Logo
6:55 pm - 11:59 pmIDA-PHX
6h 04m1 stop
$313Delta
Find Deal
Thu, Apr 24 - Tue, Apr 29
American Airlines Logo
7:05 pm - 10:10 pmPHX-IDA
2h 05mnonstop
American Airlines Logo
7:43 am - 8:58 amIDA-PHX
2h 15mnonstop
$321American Airlines
Find Deal
Thu, Apr 24 - Mon, Apr 28
American Airlines Logo
7:05 pm - 10:10 pmPHX-IDA
2h 05mnonstop
American Airlines Logo
12:59 pm - 7:43 pmIDA-PHX
7h 44m1 stop
$331American Airlines
Find Deal
Thu, Apr 24 - Mon, Apr 28
Alaska Airlines Logo
8:51 pm - 10:36 pmPHX-IDA
24h 45m1 stop
Alaska Airlines Logo
6:00 am - 7:19 pmIDA-PHX
14h 19m2 stops
$373Alaska Airlines
Find Deal
Thu, Apr 24 - Tue, Apr 29
Alaska Airlines Logo
8:51 pm - 10:36 pmPHX-IDA
24h 45m1 stop
Alaska Airlines Logo
4:35 pm - 1:37 pmIDA-PHX
22h 02m2 stops
$393Alaska Airlines
Find Deal
Thu, Apr 24 - Mon, Apr 28
United Airlines Logo
1:00 pm - 8:53 pmPHX-IDA
6h 53m1 stop
United Airlines Logo
5:57 pm - 10:00 amIDA-PHX
17h 03m2 stops
$439United Airlines
Find Deal
Tue, Aug 19 - Tue, Aug 26
United Airlines Logo
9:51 am - 9:32 amPHX-IDA
22h 41m1 stop
United Airlines Logo
4:15 pm - 8:30 pmIDA-PHX
5h 15m1 stop
$458United Airlines
Find Deal
Sat, Apr 19 - Sat, Apr 26
Hawaiian Airlines Logo
7:00 am - 3:34 pmPHX-IDA
7h 34m1 stop
Hawaiian Airlines Logo
4:11 pm - 9:00 pmIDA-PHX
5h 49m1 stop
$630Hawaiian Airlines
Find Deal
Mon, Apr 14 - Tue, Apr 15

American Airlines flights from Phoenix Sky Harbor Intl Airport to Idaho Falls

Our best American Airlines deals on Phoenix Sky Harbor Intl Airport to Idaho Falls flight tickets
American Airlines
Apr 24
PHX7:05 pmPhoenix Sky Harbor Intl
2h 05m
IDA10:10 pmIdaho Falls Fanning Field
Apr 29
IDA7:43 amIdaho Falls Fanning Field
2h 15m
PHX8:58 amPhoenix Sky Harbor Intl
American Airlines
Apr 24
PHX7:05 pmPhoenix Sky Harbor Intl
2h 05m
IDA10:10 pmIdaho Falls Fanning Field
Apr 28
IDA7:43 amIdaho Falls Fanning Field
2h 15m
PHX8:58 amPhoenix Sky Harbor Intl
American Airlines
Apr 24
PHX7:05 pmPhoenix Sky Harbor Intl
2h 05m
IDA10:10 pmIdaho Falls Fanning Field
Apr 28
IDA12:59 pmIdaho Falls Fanning Field
7h 44m
1 stop
PHX7:43 pmPhoenix Sky Harbor Intl

Alaska Airlines flights from Phoenix Sky Harbor Intl Airport to Idaho Falls

Our best Alaska Airlines deals on Phoenix Sky Harbor Intl Airport to Idaho Falls flight tickets
Alaska Airlines
Apr 24
PHX8:51 pmPhoenix Sky Harbor Intl
24h 45m
1 stop
IDA10:36 pmIdaho Falls Fanning Field
Apr 29
IDA6:00 amIdaho Falls Fanning Field
14h 19m
2 stops
PHX7:19 pmPhoenix Sky Harbor Intl
Alaska Airlines
Apr 24
PHX8:51 pmPhoenix Sky Harbor Intl
24h 45m
1 stop
IDA10:36 pmIdaho Falls Fanning Field
Apr 28
IDA4:35 pmIdaho Falls Fanning Field
22h 02m
2 stops
PHX1:37 pmPhoenix Sky Harbor Intl
Alaska Airlines
Apr 24
PHX9:00 amPhoenix Sky Harbor Intl
12h 36m
2 stops
IDA10:36 pmIdaho Falls Fanning Field
Apr 29
IDA6:00 amIdaho Falls Fanning Field
8h 37m
2 stops
PHX1:37 pmPhoenix Sky Harbor Intl

See travel insights to Idaho Falls from

How to get the cheapest flight ticket from Phoenix Sky Harbor Intl Airport to Idaho Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Idaho Falls?

If you aren’t able to travel to Idaho Falls during the month of April, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $366.

What is the cheapest day to depart on your flight to Idaho Falls?

Our data shows that Thursday is the least expensive day to fly to Idaho Falls. Tickets to fly out on this day can be as low as $344. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Idaho Falls on Tuesday is $715.

What is the cheapest time of day to depart on your flight to Idaho Falls?

Our most recent data shows that the best time of day to fly to Idaho Falls is in the afternoon. Flights from Phoenix Sky Harbor Intl Airport to Idaho Falls during this time can be as low as $160. Try not to purchase tickets in the evening because they tend to be around $587. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Phoenix Sky Harbor Intl to Idaho Falls Fanning Field flight route?

Fly from Phoenix Sky Harbor Intl to Idaho Falls Fanning Field for the best Phoenix Sky Harbor Intl - Idaho Falls Fanning Field flight prices

What cabin class options are available on Phoenix Sky Harbor Intl to Idaho Falls Fanning Field flights?

There are 1 cabin classes available to choose from on Phoenix Sky Harbor Intl to Idaho Falls Fanning Field flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Phoenix Sky Harbor Intl Airport to Idaho Falls flight prices changed over time?

As of April 2025, prices for Phoenix Sky Harbor Intl Airport to Idaho Falls flights are approximately 28% more expensive when compared to flights at the same time last year.

When to book flights from Phoenix Sky Harbor Intl Airport to Idaho Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Phoenix Sky Harbor Intl Airport to Idaho Falls according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Phoenix Sky Harbor Intl Airport to Idaho Falls (PHX to IDA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix Sky Harbor Intl Airport to Idaho Falls

Best Price Found

$142

Fastest flight time

2h 05m

Direct flights

Tue, Wed, Thu, Fri and Sat

Airports in Idaho Falls

1 airport
The best one-way flight to Idaho Falls from Phoenix Sky Harbor Intl Airport in the past 72 hours is $142. The best round-trip flight deal from Phoenix Sky Harbor Intl Airport to Idaho Falls found on momondo in the last 72 hours is $285.
The fastest flight from Phoenix Sky Harbor Intl Airport to Idaho Falls takes 2h 05m
Direct flights go from Phoenix Sky Harbor Intl Airport to Idaho Falls on Tuesday, Wednesday, Thursday, Friday and Saturday. The only airline offering direct flights is American Airlines.
There is 1 airport near Idaho Falls: Idaho Falls Fanning Field (IDA)

  • How far is Phoenix Sky Harbor Intl to Idaho Falls Fanning Field by plane?

    A flight from Phoenix Sky Harbor Intl to Idaho Falls Fanning Field will travel around 692.6 mi. By plane, this route typically takes 2h 05m.

  • When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Idaho Falls Fanning Field Airport?

    Prices for flights from Phoenix Sky Harbor Intl Airport to Idaho Falls Fanning Field Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Idaho Falls Fanning Field Airport?

  • How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Idaho Falls Fanning Field Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Phoenix Sky Harbor Intl Airport to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The necessary travel and health documents for your Idaho Falls Fanning Field Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Phoenix Sky Harbor Intl Airport to Idaho Falls?

  • What is the most popular airline from Phoenix Sky Harbor Intl Airport to Idaho Falls?


Best airlines flying from Phoenix Sky Harbor Intl Airport to Idaho Falls

Compare and see reviews for airlines that fly from Phoenix Sky Harbor Intl Airport to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $107Free CancellationRating
7.3
732 reviews
Search Allegiant Air flights
American AirlinesPriceFrom $182Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $294Free CancellationRating
8.0
7,897 reviews
Search Delta flights
Alaska AirlinesPriceFrom $301Free CancellationRating
8.0
9,835 reviews
Search Alaska Airlines flights
  • American Airlines Flights From Phoenix Sky Harbor Intl Airport to Idaho Falls

    American Airlines flies from Phoenix Sky Harbor Intl Airport to Idaho Falls around 7 times per week, with 10,000 momondo users rating the airline 7.2/10. The cheapest American Airlines deal from Phoenix Sky Harbor Intl Airport to Idaho Falls in the last 72 hours was $182 (round-trip), much lower than the average airfare cost of $512 for American Airlines flights on this route.


Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to Idaho Falls?

Finding the right flight to Idaho Falls from Phoenix is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Idaho Falls quick and easy, saving you time and money.

Can I find flights from Phoenix to Idaho Falls with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Phoenix to Idaho Falls flights to just show those with flexible booking policies.

How can momondo help me find flights from Phoenix to Idaho Falls?

Once you have performed a search for Phoenix to Idaho Falls flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Phoenix to Idaho Falls right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Idaho Falls, momondo offers a useful price alert feature which will track prices for flights to Idaho Falls from Phoenix and alert you when they change.


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