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Idaho

$34+ Cheap flights from Arizona 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BOI
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Arizona to Idaho

Keep the following information in mind while searching for Arizona to Idaho flight deals. Data was last updated July 31, 2025.

Round-trip from

$68
(Booking.com)

One-way from

$34
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$241

Good round-trip deal

$167 or less

Good one-way deal

$78 or less
From Arizona to Idaho
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One-way flight from Arizona to Idaho
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Highest demand for flights based on searches. 7% potential increase in price ($22 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 July 2025
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Price to beat on a round-trip flight from Arizona to Idaho.
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Price to beat on a one-way flight from Arizona to Idaho.
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Find flight deals from Arizona to Idaho

Cheapest flights from Arizona to Idaho
Explore the most affordable flight options available from Arizona to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Booking.com deal was found by Cheapflights users on 7/29. 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.
Mon 9/85:26 pmLAS - BOI
Nonstop1h 55mSpirit Airlines
Thu 9/112:16 pmBOI - LAS
Nonstop1h 51mSpirit Airlines
Deal found 7/29$68
This Cheapflightsfares deal was found by Cheapflights users on 7/30. 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.
Thu 9/185:56 pmLAS - GEG
Nonstop2h 20mAllegiant Air
Sun 9/219:06 pmGEG - LAS
Nonstop2h 19mAllegiant Air
Deal found 7/30$78
This Southwest deal was found by Cheapflights users on 7/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/97:40 pmLAS - BOI
Nonstop1h 45mSouthwest
Wed 9/106:05 pmBOI - LAS
Nonstop1h 50mSouthwest
Deal found 7/29$131
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Thu 10/235:55 pmLAS - GEG
Nonstop2h 23mMultiple Airlines
Sun 10/265:51 amGEG - LAS
1 stop5h 27mMultiple Airlines
Deal found 7/28$134
This Hawaiian Airlines deal was found by Cheapflights users on 7/31. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/277:59 pmPHX - BOI
Nonstop2h 08mHawaiian Airlines
Wed 9/36:05 pmBOI - PHX
Nonstop2h 12mHawaiian Airlines
Deal found 7/31$137
This Hawaiian Airlines deal was found by Cheapflights users on 7/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/158:14 pmLAS - BOI
Nonstop2h 01mHawaiian Airlines
Sun 10/198:02 amBOI - LAS
Nonstop2h 01mHawaiian Airlines
Deal found 7/29$141
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Wed 10/227:15 amLAS - GEG
1 stop4h 24mHawaiian Airlines
Tue 10/287:35 amGEG - LAS
1 stop7h 12mHawaiian Airlines
Deal found 7/28$142
This CheapOair deal was found by Cheapflights users on 7/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2310:45 amLAS - BOI
1 stop23h 53mMultiple Airlines
Sun 8/316:06 pmBOI - LAS
Nonstop1h 50mMultiple Airlines
Deal found 7/29$146
This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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.
Fri 8/16:41 pmAZA - BOI
Nonstop2h 02mAllegiant Air
Mon 8/410:33 pmBOI - AZA
Nonstop2h 06mAllegiant Air
Deal found 7/29$147
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/222:19 pmPHX - BOI
Nonstop2h 17mAlaska Airlines
Sat 11/17:35 amBOI - PHX
Nonstop2h 14mAlaska Airlines
Deal found 7/31$147
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/286:00 amLAS - BOI
1 stop6h 06mDelta
Thu 9/42:00 pmBOI - LAS
1 stop7h 17mDelta
Deal found 7/29$151
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/410:20 amLAS - GEG
1 stop6h 31mAlaska Airlines
Sun 9/77:00 amGEG - LAS
1 stop9h 34mAlaska Airlines
Deal found 7/31$156

Cheapflights Fare Finder

 
Customize your flight search to find flights from Arizona 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 July 31, 2025.
Use the filters below to find and compare flights from Arizona to Idaho that are best for you.

Fly from

Arizona

Fly to

Idaho

Route

Depart

Return

Price

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Mon 9/8

5:26 pm-8:21 pm

Nonstop1h 55m

Boise Air Term. Gowen Fld

Thu 9/11

2:16 pm-3:07 pm

Nonstop1h 51m

$68

Las VegasSpokane

LAS - GEG

LASGEG

Las Vegas Harry Reid Intl

Thu 9/18

5:56 pm-8:16 pm

Nonstop2h 20m

Spokane

Sun 9/21

9:06 pm-11:25 pm

Nonstop2h 19m

$78

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Tue 9/9

7:40 pm-10:25 pm

Nonstop1h 45m

Boise Air Term. Gowen Fld

Wed 9/10

6:05 pm-6:55 pm

Nonstop1h 50m

$131

Las VegasSpokane

LAS - GEG

LASGEG

Las Vegas Harry Reid Intl

Thu 10/23

5:55 pm-8:18 pm

Nonstop2h 23m

Spokane

Sun 10/26

5:51 am-11:18 am

1 stop5h 27m

$134

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Wed 8/27

7:59 pm-11:07 pm

Nonstop2h 08m

Boise Air Term. Gowen Fld

Wed 9/3

6:05 pm-7:17 pm

Nonstop2h 12m

$137

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Wed 10/15

8:14 pm-11:15 pm

Nonstop2h 01m

Boise Air Term. Gowen Fld

Sun 10/19

8:02 am-9:03 am

Nonstop2h 01m

$141

Las VegasSpokane

LAS - GEG

LASGEG

Las Vegas Harry Reid Intl

Wed 10/22

7:15 am-11:39 am

1 stop4h 24m

Spokane

Tue 10/28

7:35 am-2:47 pm

1 stop7h 12m

$142

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Sat 8/23

10:45 am-11:38 am

1 stop23h 53m

Boise Air Term. Gowen Fld

Sun 8/31

6:06 pm-6:56 pm

Nonstop1h 50m

$146

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Wed 10/22

2:19 pm-5:36 pm

Nonstop2h 17m

Boise Air Term. Gowen Fld

Sat 11/1

7:35 am-8:49 am

Nonstop2h 14m

$147

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Thu 8/28

6:00 am-1:06 pm

1 stop6h 06m

Boise Air Term. Gowen Fld

Thu 9/4

2:00 pm-8:17 pm

1 stop7h 17m

$151

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 60 results
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Best time to book a flight from Arizona to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Arizona 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 Arizona to Idaho

What is the cheapest month to book a flight from Arizona to Idaho?

Currently, October is the cheapest month in which you can book a flight from Arizona to Idaho (average of $314). Flying from Arizona 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 AZ to ID?

Find hourly flight availability from Arizona 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 July 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Arizona to Idaho as you normally would.

Weekly flight availability from Arizona to Idaho

Explore weekly flight availability from Arizona to Idaho. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 31, 2025.

The most flights from USAZ to USID are scheduled on a Thursday (7 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).

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 July 31, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Arizona to Idaho to help guide your decision. 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

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

  • What are the cheapest airlines to fly from Arizona to Idaho one-way?

    $34 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Allegiant Air and Alaska Airlines, with prices starting from $49 and $63, respectively.

  • Can I find deals for flights from Arizona to Idaho that include hotel bookings?

    Yes. In addition to deals on Arizona to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Arizona to Idaho?

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

  • Can I find deals for business class flights from Arizona to Idaho?

    Yes. Cheapflights offers flight deals from Arizona 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 Arizona to Idaho?

    Currently, October is the cheapest month in which you can book a flight from Arizona to Idaho (average of $314). Flying from Arizona 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 Arizona to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Arizona to Idaho

Discover the top 8 airlines that operate flights from Arizona 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$63Average$175FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$87Average$172FlexibilityNo cancel feeOn-time65%
DeltaCheapest$88Average$414FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$136Average$210FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$142Average$443FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$159Average$448FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$159Average$320FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$196Average$407FlexibilityNo cancel feeOn-time69%

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