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$38+ 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 2/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PHX
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 January 29, 2026.

This Booking.com deal was found by Cheapflights users on 1/27. 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.
Sun 3/159:21 pm
GEG
-
LAS
Nonstop2h 17m
Allegiant Air
Thu 3/196:07 pm
LAS
-
GEG
Nonstop2h 24m
Allegiant Air
Deal found 1/27$106
This Mytrip deal was found by Cheapflights users on 1/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/89:12 pm
GEG
-
LAS
Nonstop2h 21m
Allegiant Air
Thu 3/126:07 pm
LAS
-
GEG
Nonstop2h 24m
Allegiant Air
Deal found 1/28$107
This Mytrip deal was found by Cheapflights users on 1/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/129:19 pm
GEG
-
LAS
Nonstop2h 16m
Allegiant Air
Thu 4/166:03 pm
LAS
-
GEG
Nonstop2h 26m
Allegiant Air
Deal found 1/28$116
This Gotogate deal was found by Cheapflights users on 1/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/269:15 pm
GEG
-
LAS
Nonstop2h 21m
Allegiant Air
Thu 3/56:05 pm
LAS
-
GEG
Nonstop2h 24m
Allegiant Air
Deal found 1/29$117
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
Sun 2/229:17 pm
GEG
-
LAS
Nonstop2h 21m
Allegiant Air
Thu 3/56:05 pm
LAS
-
GEG
Nonstop2h 24m
Allegiant Air
Deal found 1/28$121
This Mytrip deal was found by Cheapflights users on 1/27. 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.
Sun 4/269:19 pm
GEG
-
LAS
Nonstop2h 16m
Allegiant Air
Thu 4/306:03 pm
LAS
-
GEG
Nonstop2h 26m
Allegiant Air
Deal found 1/27$122
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Sun 2/18:58 pm
GEG
-
LAS
Nonstop2h 20m
Allegiant Air
Thu 2/55:31 pm
LAS
-
GEG
Nonstop2h 37m
Allegiant Air
Deal found 1/27$127
This Delta deal was found by Cheapflights users on 1/26. 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.
Mon 3/95:52 am
BOI
-
LAS
1 stop4h 55m
Delta
Thu 3/126:00 am
LAS
-
BOI
1 stop6h 05m
Delta
Deal found 1/26$137
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
Sun 2/229:17 pm
GEG
-
LAS
Nonstop2h 21m
Multiple Airlines
Thu 2/267:00 am
LAS
-
GEG
1 stop6h 02m
Multiple Airlines
Deal found 1/28$137
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Sun 3/19:15 pm
GEG
-
LAS
Nonstop2h 21m
Multiple Airlines
Wed 3/46:00 am
LAS
-
GEG
1 stop5h 06m
Multiple Airlines
Deal found 1/27$138
This Mytrip deal was found by Cheapflights users on 1/27. 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.
Thu 5/79:19 pm
GEG
-
LAS
Nonstop2h 16m
Allegiant Air
Thu 5/146:03 pm
LAS
-
GEG
Nonstop2h 26m
Allegiant Air
Deal found 1/27$139
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Sun 2/159:17 pm
GEG
-
LAS
Nonstop2h 21m
Multiple Airlines
Wed 2/1811:30 am
LAS
-
GEG
2 stops23h 57m
Multiple Airlines
Deal found 1/27$144

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 January 29, 2026.

Round-trip from

$106
(Booking.com)

One-way from

$38
(Super.com)

Popular in

March

Cheapest in

September

Average price

$294

Good round-trip deal

$108 or less

Good one-way deal

$165 or less
From Idaho to Arizona
Search Deals
One-way flight from Idaho to Arizona
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($30 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 29, 2026.
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

Sat 2/21

3:30 pm-4:15 pm

Nonstop1h 45m

Las Vegas Harry Reid Intl

Tue 2/24

5:10 pm-11:10 pm

1 stop5h 00m

$137

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Sat 3/7

5:35 am-8:24 am

1 stop3h 49m

Las Vegas Harry Reid Intl

Wed 3/11

7:05 pm-11:59 pm

1 stop3h 54m

$147

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Tue 3/10

1:00 pm-7:05 pm

1 stop7h 05m

Las Vegas Harry Reid Intl

Tue 3/17

7:29 pm-10:24 pm

Nonstop1h 55m

$162

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Wed 4/1

7:10 pm-8:00 pm

Nonstop1h 50m

Las Vegas Harry Reid Intl

Sat 4/4

10:40 pm-1:25 am

Nonstop1h 45m

$162

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

Tue 2/17

6:00 am-8:15 am

Nonstop2h 15m

Phoenix Sky Harbor Intl

Sat 2/21

6:40 am-12:15 pm

1 stop5h 35m

$167

BoiseLas Vegas

BOI - LAS

BOILAS

Boise Air Term. Gowen Fld

Sat 3/7

6:00 am-6:50 am

Nonstop1h 50m

Las Vegas Harry Reid Intl

Mon 3/9

5:55 am-11:45 am

1 stop4h 50m

$172

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

Mon 2/23

7:15 am-9:37 am

Nonstop2h 22m

Phoenix Sky Harbor Intl

Thu 2/26

7:52 pm-10:09 pm

Nonstop2h 17m

$177

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

Fri 3/6

5:25 am-7:35 am

Nonstop2h 10m

Phoenix Sky Harbor Intl

Mon 3/9

10:50 pm-1:55 am

Nonstop2h 05m

$177

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

Mon 4/6

5:25 am-6:35 am

Nonstop2h 10m

Phoenix Sky Harbor Intl

Fri 4/10

9:55 pm-1:00 am

Nonstop2h 05m

$177

SpokaneLas Vegas

GEG - LAS

GEGLAS

Spokane

Mon 2/23

5:57 pm-10:56 pm

1 stop4h 59m

Las Vegas Harry Reid Intl

Thu 3/5

6:00 am-11:06 am

1 stop5h 06m

$180

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

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 $124). 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 January 29, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 38% on flights from Idaho to Arizona by exploring options for tickets in the afternoon.

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 January 24, 2026.

Travelers seeking maximum savings on their Idaho to Arizona flight should consider departing on Monday evenings when fares are most often at their lowest. Tuesday evenings 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 January 29, 2026.

The most flights from USID to USAZ are scheduled on a Thursday (10 on average). You will have fewer flight options on Saturday, 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 January 29, 2026.
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
11,808 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,808 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Southwest
8.0
Very good
4,267 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,127 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,206 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Allegiant Air
7.2
Good
706 reviews
Alaska Airlines
8.0
Very good
11,808 reviews

Boarding

8.1

Entertainment

7.0

Comfort

7.8

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

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 1h 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?

    $55 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 $76 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 $124). 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 7 airlines flying from Idaho to Arizona

Discover the top 7 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$82Average$176FlexibilityNo cancel feeOn-time88%
DeltaCheapest$88Average$400FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$88Average$236FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$157Average$300FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$157Average$335FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$159Average$459FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$183Average$367FlexibilityNo cancel feeOn-time69%

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