How many flights depart from Phoenix to Idaho on average per day?

As of April 2025, 15 flights take off from Phoenix and land in Idaho each day. The most common flight departure time for this route is 10:00AM, with 45% of daily flights taking off in the evening.

What airlines fly to Idaho?

American Airlines, Alaska Airlines and Southwest are the top three most popular airlines that fly to Idaho from Phoenix according to our data. American Airlines is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 8 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Phoenix to Idaho?

Allegiant Air, Hawaiian Airlines, and Frontier are the most popular carriers operating from Phoenix to Idaho

How many flights depart from Phoenix to Idaho on average per week?

As of April 2025, 108 flights take off from Phoenix and land in Idaho each week. The most common flight departure day for this route is Thu, with 19% of weekly flights taking off on this day.

When did momondo last update prices for flights from Phoenix to Idaho?

Prices for flights from Phoenix to Idaho were last updated today.

How many operators does momondo search for flights from Phoenix to Idaho?

As of April 2025, there are 8 operators available to choose from for flights from Phoenix to Idaho.

How old do you have to be to fly from Phoenix to Idaho?

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 to Idaho.

What documentation or ID do you need to fly to Idaho?

The required travel and health documents for your Idaho trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$51 Cheap Flights from Phoenix to Idaho in 2025

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Find the cheapest flights from Phoenix to Idaho

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Phoenix to Idaho.

6:46 pm - 9:48 pmAZA-BOI

2h 02mnonstop

10:32 pm - 11:38 pmBOI-AZA

2h 06mnonstop

$92Allegiant Air

Find Deal

Mon, Jun 9 - Mon, Jun 23

6:45 pm - 9:47 pmAZA-BOI

2h 02mnonstop

10:31 pm - 11:37 pmBOI-AZA

2h 06mnonstop

$98Allegiant Air

Find Deal

Fri, Jun 20 - Fri, Jul 18

6:00 am - 10:59 amPHX-GEG

4h 59m1 stop

5:49 pm - 11:58 pmGEG-PHX

6h 09m1 stop

$168Alaska Airlines

Find Deal

Tue, May 20 - Sun, May 25

5:50 pm - 8:50 pmPHX-BOI

2h 00mnonstop

4:40 pm - 5:45 pmBOI-PHX

2h 05mnonstop

$177Southwest

Find Deal

Sat, May 24 - Wed, May 28

8:20 pm - 11:36 pmPHX-BOI

2h 16mnonstop

1:40 pm - 2:50 pmBOI-PHX

2h 10mnonstop

$179American Airlines

Find Deal

Tue, Sep 9 - Sat, Sep 13

2:10 pm - 4:50 pmPHX-GEG

2h 40mnonstop

7:20 am - 9:55 amGEG-PHX

2h 35mnonstop

$179Southwest

Find Deal

Tue, May 6 - Wed, May 7

10:00 am - 4:00 pmPHX-GEG

6h 00m1 stop

5:40 pm - 10:56 pmGEG-PHX

5h 16m1 stop

$189Delta

Find Deal

Wed, May 14 - Wed, May 21

8:01 pm - 11:08 pmPHX-BOI

2h 07mnonstop

5:44 pm - 6:56 pmBOI-PHX

2h 12mnonstop

$198Alaska Airlines

Find Deal

Sat, Jul 5 - Tue, Jul 8

9:41 am - 5:13 pmPHX-BOI

6h 32m1 stop

5:45 pm - 11:38 pmBOI-PHX

6h 53m1 stop

$199Delta

Find Deal

Fri, Jul 4 - Tue, Jul 8

10:51 am - 1:37 pmPHX-GEG

2h 46mnonstop

3:18 pm - 5:55 pmGEG-PHX

2h 37mnonstop

$209American Airlines

Find Deal

Wed, May 14 - Wed, May 21

American Airlines flights from Phoenix to Idaho

Our best American Airlines deals on Phoenix to Idaho flight tickets

American Airlines

Sep 9

PHX8:20 pmPhoenix Sky Harbor Intl

2h 16m

BOI11:36 pmBoise Air Term. Gowen Fld

Sep 13

BOI1:40 pmBoise Air Term. Gowen Fld

2h 10m

PHX2:50 pmPhoenix Sky Harbor Intl

$179

Find similar

American Airlines

May 14

PHX10:51 amPhoenix Sky Harbor Intl

2h 46m

GEG1:37 pmSpokane

May 21

GEG3:18 pmSpokane

2h 37m

PHX5:55 pmPhoenix Sky Harbor Intl

$209

Find similar

American Airlines

Sep 6

PHX8:20 pmPhoenix Sky Harbor Intl

2h 40m

GEG11:00 pmSpokane

Sep 17

GEG6:12 amSpokane

2h 38m

PHX8:50 amPhoenix Sky Harbor Intl

$229

Find similar

Allegiant Air flights from Phoenix to Idaho

Our best Allegiant Air deals on Phoenix to Idaho flight tickets

Allegiant Air

Jun 9

AZA6:46 pmPhoenix-Mesa Gateway

2h 02m

BOI9:48 pmBoise Air Term. Gowen Fld

Jun 23

BOI10:32 pmBoise Air Term. Gowen Fld

2h 06m

AZA11:38 pmPhoenix-Mesa Gateway

$92

Find similar

Allegiant Air

Jun 20

AZA6:45 pmPhoenix-Mesa Gateway

2h 02m

BOI9:47 pmBoise Air Term. Gowen Fld

Jul 18

BOI10:31 pmBoise Air Term. Gowen Fld

2h 06m

AZA11:37 pmPhoenix-Mesa Gateway

$98

Find similar

Allegiant Air

Jun 9

AZA6:46 pmPhoenix-Mesa Gateway

2h 02m

BOI9:48 pmBoise Air Term. Gowen Fld

Jun 23

BOI10:32 pmBoise Air Term. Gowen Fld

2h 06m

AZA11:38 pmPhoenix-Mesa Gateway

$102

Find similar

How to get the cheapest flight ticket from Phoenix to Idaho

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

Prices

Airlines

Other information

What is the cheapest month to fly to Idaho?

In general, September is the cheapest month to fly from Phoenix to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $219. If you don’t want to visit Idaho in September, then you should wait until October to fly from Phoenix, when ticket prices are also cheap, with an average price of $230.

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

Our data shows that Friday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $267. On the other hand, Monday is the most expensive day to depart from Phoenix because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $349.

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

According to our data, the cheapest time of day to fly to Idaho is in the afternoon. momondo users have found flights departing from Phoenix to Idaho in the afternoon for as low as $255. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Idaho, so prices are often more expensive at around $282 per ticket.

What is the cheapest Phoenix to Idaho flight route?

Fly from Phoenix-Mesa Gateway to Boise Air Term. Gowen Fld for the best Phoenix - Idaho flight prices

How far in advance should I book a flight to Idaho?

You are more likely to see cheaper flights to Idaho from Phoenix when booking 16 weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $270 when searching 16 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from Phoenix for as low as $197 on momondo.

What cabin class options are available on Phoenix to Idaho flights?

There are 4 cabin classes available to choose from on Phoenix to Idaho flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Phoenix to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix to Idaho

Best Price Found	$51
Fastest flight time	2h 00m
Direct flights	Every day
Airports in Idaho	3 airports

The best one-way flight to Idaho from Phoenix in the past 72 hours is $51. The best round-trip flight deal from Phoenix to Idaho found on momondo in the last 72 hours is $92.

The fastest flight from Phoenix to Idaho takes 2h 00m

Direct flights go from Phoenix to Idaho every day.

There are 3 airports near Idaho: Idaho Falls Fanning Field (IDA), Spokane (GEG), Boise Air Term. Gowen Fld (BOI)

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When did momondo last update prices for flights from Phoenix to Idaho?
Prices for flights from Phoenix to Idaho were last updated today.
How many operators does momondo search for flights from Phoenix to Idaho?
As of April 2025, there are 8 operators available to choose from for flights from Phoenix to Idaho.
How old do you have to be to fly from Phoenix to Idaho?
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 to Idaho.
What documentation or ID do you need to fly to Idaho?
The required travel and health documents for your Idaho trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Phoenix to Idaho

Compare and see reviews for airlines that fly from Phoenix to Idaho with momondo

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $78	Free Cancellation	Rating 7.3 734 reviews	Search Allegiant Air flights
Spirit Airlines	PriceFrom $92	Free Cancellation	Rating 6.3 7,926 reviews	Search Spirit Airlines flights
Alaska Airlines	PriceFrom $152	Free Cancellation	Rating 8.0 9,887 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $163	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $168	Free Cancellation	Rating 8.0 7,916 reviews	Search Delta flights
Southwest	PriceFrom $169	Free Cancellation	Rating 8.0 4,280 reviews	Search Southwest flights
Hawaiian Airlines	PriceFrom $177	Free Cancellation	Rating 7.9 2,380 reviews	Search Hawaiian Airlines flights
United Airlines	PriceFrom $232	Free Cancellation	Rating 7.4 8,667 reviews	Search United Airlines flights

Why use momondo?

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

Finding the right flight to Idaho 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 quick and easy, saving you time and money.

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

Flights from Phoenix to Idaho with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Phoenix to Idaho.

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

Price alerts on flights to Idaho from Phoenix are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.