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$40+ Cheap flights from Idaho to Arizona

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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PHX
ene. 14 — ene. 211
mié. 1/14
mié. 1/21
1 adult, Economy
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Cheap flight deals from Idaho to Arizona

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

This Expedia deal was found by Cheapflights users on 12/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/254:48 pmGEG - PHX
Nonstop3h 04mFrontier
mar. 12/307:00 amPHX - GEG
1 stop5h 07mFrontier
Deal found 12/15$153
This Booking.com deal was found by Cheapflights users on 12/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/229:20 pmIDA - LAS
Nonstop1h 45mAllegiant Air
vie. 12/261:23 pmLAS - IDA
Nonstop1h 49mAllegiant Air
Deal found 12/14$158
This Delta deal was found by Cheapflights users on 12/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/246:19 pmBOI - PHX
1 stop5h 36mDelta
mar. 1/66:20 pmPHX - BOI
1 stop4h 52mDelta
Deal found 12/14$176
This Frontier deal was found by Cheapflights users on 12/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/214:48 pmGEG - PHX
Nonstop3h 04mFrontier
jue. 12/252:02 pmPHX - GEG
Nonstop2h 51mFrontier
Deal found 12/13$176
This Delta deal was found by Cheapflights users on 12/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/246:19 pmBOI - PHX
1 stop5h 36mDelta
vie. 1/92:50 pmPHX - BOI
1 stop7h 08mDelta
Deal found 12/14$186
This Frontier deal was found by Cheapflights users on 12/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/214:48 pmGEG - PHX
Nonstop3h 04mFrontier
sáb. 12/277:00 amPHX - GEG
1 stop5h 07mFrontier
Deal found 12/13$187
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2210:41 pmBOI - LAS
Nonstop1h 49mAllegiant Air
lun. 12/2912:11 pmLAS - BOI
Nonstop1h 53mAllegiant Air
Deal found 12/14$190
This Gotogate deal was found by Cheapflights users on 12/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/1510:41 pmBOI - LAS
Nonstop1h 49mAllegiant Air
vie. 12/1912:51 pmLAS - BOI
Nonstop1h 53mAllegiant Air
Deal found 12/13$196
This Expedia deal was found by Cheapflights users on 12/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/2012:54 pmBOI - PHX
1 stop8h 32mMultiple Airlines
jue. 12/257:00 amPHX - BOI
1 stop6h 49mMultiple Airlines
Deal found 12/12$199
This Cheapflightsfares deal was found by Cheapflights users on 12/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/158:16 pmIDA - LAS
Nonstop1h 45mAllegiant Air
lun. 12/2211:31 amLAS - IDA
Nonstop1h 49mAllegiant Air
Deal found 12/15$207
This Priceline deal was found by Cheapflights users on 12/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/234:48 pmGEG - PHX
Nonstop3h 04mFrontier
mar. 12/307:00 amPHX - GEG
1 stop5h 07mFrontier
Deal found 12/14$216
This Expedia deal was found by Cheapflights users on 12/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/304:48 pmGEG - LAS
1 stop5h 51mMultiple Airlines
mié. 1/145:42 pmLAS - GEG
1 stop6h 41mMultiple Airlines
Deal found 12/13$220

Find flight deals from Idaho to Arizona

Keep the following information in mind while searching for Idaho to Arizona flight deals. Data was last updated diciembre 15, 2025.

Round-trip from

$78
(Mytrip)

One-way from

$40
(Frontier)

Popular in

December

Cheapest in

September

Average price

$512

Good round-trip deal

$155 or less

Good one-way deal

$161 or less
From Idaho to Arizona
Search Deals
One-way flight from Idaho to Arizona
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Idaho to Arizona.
Search Deals
Price to beat on a one-way flight from Idaho to Arizona.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Arizona 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 diciembre 15, 2025.
Use the filters below to find and compare flights from Idaho to Arizona that are best for you.

Fly from

Idaho

Fly to

Arizona

Route

Depart

Return

Price

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

mar. 2/17

12:30 pm-5:15 pm

1 stop5h 45m

Las Vegas Harry Reid Intl

jue. 2/19

7:25 am-3:20 pm

1 stop6h 55m

$156

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

lun. 1/12

3:43 pm-10:00 pm

1 stop7h 17m

Las Vegas Harry Reid Intl

vie. 1/16

8:50 am-11:48 am

Nonstop1h 58m

$157

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

lun. 1/5

5:15 pm-10:44 pm

1 stop6h 29m

Las Vegas Harry Reid Intl

vie. 1/9

2:25 pm-10:18 pm

1 stop6h 53m

$157

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

lun. 1/5

9:00 am-9:54 am

Nonstop1h 54m

Las Vegas Harry Reid Intl

jue. 1/8

8:00 am-3:10 pm

1 stop6h 10m

$157

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

mar. 1/13

3:35 pm-4:25 pm

Nonstop1h 50m

Las Vegas Harry Reid Intl

mar. 1/20

9:25 am-2:20 pm

1 stop3h 55m

$157

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

lun. 1/5

6:15 pm-10:40 pm

1 stop5h 25m

Las Vegas Harry Reid Intl

sáb. 1/10

3:55 pm-9:58 pm

1 stop5h 03m

$167

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

jue. 2/26

4:35 pm-8:15 pm

1 stop4h 40m

Las Vegas Harry Reid Intl

lun. 3/2

8:50 pm-11:40 pm

Nonstop1h 50m

$167

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

dom. 2/8

9:02 am-2:41 pm

1 stop6h 39m

Las Vegas Harry Reid Intl

lun. 2/9

8:50 am-11:48 am

Nonstop1h 58m

$167

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

mié. 1/7

12:21 pm-2:29 pm

Nonstop2h 08m

Phoenix Sky Harbor Intl

vie. 1/9

3:11 pm-5:29 pm

Nonstop2h 18m

$167

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

mar. 2/17

6:00 am-8:15 am

Nonstop2h 15m

Phoenix Sky Harbor Intl

sáb. 2/21

6:40 am-12:15 pm

1 stop5h 35m

$167

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

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

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

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

Currently, August is the cheapest month in which you can book a flight from Idaho to Arizona (average of $82). Flying from Idaho to Arizona in March is currently the most expensive (average of $120). 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 ID to AZ?

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

Unlike at noon, when flights are generally more expensive, you can save up to 34% on flights from Idaho to Arizona by exploring options for tickets in the evening.

What is the cheapest day to fly from Idaho to Arizona?

Use this chart to determine the cheapest time to fly round-trip from Idaho to Arizona. Price data was last updated on December 13, 2025.

Travelers seeking maximum savings on their Idaho to Arizona flight should consider departing on Friday evenings when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Idaho to Arizona

Explore weekly flight availability from Idaho to Arizona. 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 diciembre 15, 2025.

The most flights from USID to USAZ are scheduled on a Monday (12 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing Arizona

Get insights into the airlines that provide service to Arizona. 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 Arizona. Reviews last updated diciembre 15, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Idaho to Arizona. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,463 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,463 reviews
Alaska Airlines
8.0
Very good
11,463 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Southwest
7.9
Good
4,250 reviews
Alaska Airlines
8.0
Very good
11,463 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Delta
7.9
Good
8,010 reviews
Alaska Airlines
8.0
Very good
11,463 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
American Airlines
7.2
Good
11,048 reviews
Alaska Airlines
8.0
Very good
11,463 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Allegiant Air
7.2
Good
700 reviews
Alaska Airlines
8.0
Very good
11,463 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Arizona. 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 Idaho to Arizona?

    Departing from Idaho to Arizona will take you 5h 45m. The distance between Idaho and Arizona is about 520 mi. This flight may include one or multiple stops.

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

    $51 is the cheapest one-way deal found within the past few days, from Allegiant Air. You may also be able to find cheap deals on Southwest and Alaska Airlines, with prices starting from $78 and $78, respectively.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Idaho to Arizona (average of $82). Flying from Idaho to Arizona in March is currently the most expensive (average of $120). 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 Idaho to Arizona

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

Discover the top 8 airlines that operate flights from Idaho to Arizona. 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 diciembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$68Average$153FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$82Average$177FlexibilityNo cancel feeOn-time88%
Hawaiian AirlinesCheapest$98Average$244FlexibilityNo cancel feeOn-time85%
DeltaCheapest$108Average$414FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$157Average$382FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$157Average$338FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$161Average$465FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$198Average$539FlexibilityNo cancel feeOn-time69%

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