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$51+ Cheap flights from Phoenix-Mesa Gateway (AZA) to Idaho

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
AZA — BOI
oct. 15 — oct. 221
mer. 10/15
mer. 10/22
1 adult, Economy
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Cheap flight deals from Phoenix-Mesa Gateway to Idaho

Keep the following information in mind while searching for Phoenix-Mesa Gateway to Idaho flight deals. Data was last updated septembre 15, 2025.

Round-trip from

$180
(Cheapflightsfares)

One-way from

$51
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$197

Good round-trip deal

$188 or less
From Phoenix-Mesa Gateway to Idaho
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One-way flight from Phoenix-Mesa Gateway to Idaho
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Highest demand for flights based on searches. 5% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Phoenix-Mesa Gateway to Idaho.
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Find flight deals from Phoenix-Mesa Gateway to Idaho

Cheapest flights from Phoenix-Mesa Gateway to Idaho
Explore the most affordable flight options available from Phoenix-Mesa Gateway to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septembre 15, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/1012:14 pmAZA - BOI
Nonstop2h 05mAllegiant Air
lun. 10/1310:34 pmBOI - AZA
Nonstop2h 05mAllegiant Air
Deal found 9/14$180
This Booking.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 11/266:00 amAZA - BOI
Nonstop2h 11mAllegiant Air
sam. 11/299:11 amBOI - AZA
Nonstop2h 07mAllegiant Air
Deal found 9/15$207
This Mytrip deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/2412:14 pmAZA - BOI
Nonstop2h 05mAllegiant Air
lun. 10/272:52 pmBOI - AZA
2 stops18h 47mAllegiant Air
Deal found 9/14$310
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/3112:14 pmAZA - BOI
Nonstop2h 05mMultiple Airlines
dim. 11/212:33 pmBOI - AZA
2 stops9h 16mMultiple Airlines
Deal found 9/15$311
This Mytrip deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/249:50 amAZA - BOI
Nonstop2h 11mAllegiant Air
dim. 11/309:22 pmBOI - AZA
2 stops26h 11mAllegiant Air
Deal found 9/14$353
This Mytrip deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/66:10 amAZA - BOI
2 stops14h 39mAllegiant Air
ven. 10/109:54 pmBOI - AZA
Nonstop2h 05mAllegiant Air
Deal found 9/14$375
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 11/146:31 pmAZA - BOI
Nonstop2h 10mMultiple Airlines
mer. 11/196:58 pmBOI - AZA
3 stops19h 59mMultiple Airlines
Deal found 9/15$379
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 9/249:28 amAZA - BOI
3 stops26h 53mMultiple Airlines
ven. 9/268:00 pmBOI - AZA
Nonstop2h 07mMultiple Airlines
Deal found 9/15$440

Cheapflights Fare Finder

 
Customize your flight search to find flights from Phoenix-Mesa Gateway to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septembre 15, 2025.
Use the filters below to find and compare flights from Phoenix-Mesa Gateway Airport to Idaho that are best for you.

Fly from

Phoenix-Mesa Gateway

Fly to

Idaho

Route

Depart

Return

Price

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

ven. 10/10

12:14 pm-3:19 pm

Nonstop2h 05m

Boise Air Term. Gowen Fld

lun. 10/13

10:34 pm-11:39 pm

Nonstop2h 05m

$180

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

mer. 11/26

6:00 am-8:11 am

Nonstop2h 11m

Boise Air Term. Gowen Fld

sam. 11/29

9:11 am-11:18 am

Nonstop2h 07m

$207

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

ven. 10/24

12:14 pm-3:19 pm

Nonstop2h 05m

Boise Air Term. Gowen Fld

lun. 10/27

2:52 pm-8:39 am

2 stops18h 47m

$310

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

ven. 10/31

12:14 pm-3:19 pm

Nonstop2h 05m

Boise Air Term. Gowen Fld

dim. 11/2

12:33 pm-9:49 pm

2 stops9h 16m

$311

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

lun. 11/24

9:50 am-12:01 pm

Nonstop2h 11m

Boise Air Term. Gowen Fld

dim. 11/30

9:22 pm-11:33 pm

2 stops26h 11m

$353

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

lun. 10/6

6:10 am-9:49 pm

2 stops14h 39m

Boise Air Term. Gowen Fld

ven. 10/10

9:54 pm-10:59 pm

Nonstop2h 05m

$375

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

ven. 11/14

6:31 pm-8:41 pm

Nonstop2h 10m

Boise Air Term. Gowen Fld

mer. 11/19

6:58 pm-2:57 pm

3 stops19h 59m

$379

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

sam. 10/4

7:34 pm-5:07 pm

2 stops20h 33m

Boise Air Term. Gowen Fld

ven. 10/10

9:54 pm-10:59 pm

Nonstop2h 05m

$500

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

dim. 12/7

6:14 pm-8:27 pm

Nonstop2h 13m

$51

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

jeu. 12/11

6:14 pm-8:27 pm

Nonstop2h 13m

$51

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 18 results
1
2

Best time to book a flight from Phoenix-Mesa Gateway to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Phoenix-Mesa Gateway with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phoenix-Mesa Gateway Airport to Idaho

What is the cheapest month to book a flight from Phoenix-Mesa Gateway Airport to Idaho?

Currently, October is the cheapest month in which you can book a flight from Phoenix-Mesa Gateway Airport to Idaho (average of $314). Flying from Phoenix-Mesa Gateway Airport to Idaho in June is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from AZA to ID?

Find hourly flight availability from Phoenix-Mesa Gateway to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septembre 15, 2025.

When flying from Phoenix-Mesa Gateway Airport to Idaho, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated septembre 15, 2025.
See what other customers who have flown with Allegiant Air from Phoenix-Mesa Gateway Airport to Idaho have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Allegiant Air
7.2
Good
699 reviews

Comfort

6.8

Food

5.9

Overall

7.2

Boarding

7.6

Crew

8.1

Entertainment

5.5

Reviews

1 / 20
10.0
Excellent

Joellen,Aug 2024

LAS - GEG

Boarding was a hassle. I’ve had the same guy before. Never enjoy seeing him.
Allegiant Air
7.2
Good
699 reviews
Allegiant Air
7.2
Good
699 reviews

Comfort

6.8

Food

5.9

Overall

7.2

Boarding

7.6

Crew

8.1

Entertainment

5.5

Reviews

1 / 20
10.0
Excellent

Joellen,Aug 2024

LAS - GEG

Boarding was a hassle. I’ve had the same guy before. Never enjoy seeing him.

Related info for your journey

Find useful and relevant information for your journey from Phoenix-Mesa Gateway to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Phoenix-Mesa Gateway Airport to Idaho?

    There are many flights that can get you from Phoenix-Mesa Gateway Airport to Idaho in 2h 05m. Fly via Allegiant Air to get the fastest option. The distance between Phoenix-Mesa Gateway Airport and Idaho is about 750 mi. Most flights are nonstop.

  • Can I find deals for flights from Phoenix-Mesa Gateway to Idaho that include hotel bookings?

    Yes. In addition to deals on Phoenix-Mesa Gateway to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Phoenix-Mesa Gateway to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phoenix-Mesa Gateway to Idaho.

  • Can I find deals for business class flights from Phoenix-Mesa Gateway to Idaho?

    Yes. Cheapflights offers flight deals from Phoenix-Mesa Gateway to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Phoenix-Mesa Gateway Airport to Idaho?

    Currently, October is the cheapest month in which you can book a flight from Phoenix-Mesa Gateway Airport to Idaho (average of $314). Flying from Phoenix-Mesa Gateway Airport to Idaho in June is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Phoenix-Mesa Gateway to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Phoenix-Mesa Gateway to Idaho

Discover the top airline that operate flights from Phoenix-Mesa Gateway to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$85Average$168FlexibilityNo cancel feeOn-time88%

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