HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Idaho

$43+ 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BOI
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Arizona to Idaho with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 28, 2025.

Round-trip from

$78
(Cheapflightsfares)

One-way from

$43
(FlightHub)

Popular in

March

Cheapest in

September

Average price

$344

Good round-trip deal

$130 or less

Good one-way deal

$100 or less
From Arizona to Idaho
Search Deals
One-way flight from Arizona to Idaho
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a round-trip flight from Arizona to Idaho.
Search Deals
Price to beat on a one-way flight from Arizona to Idaho.
Search Deals

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 March 28, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 3/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/296:10 amLAS - GEG
Nonstop2h 28mAllegiant Air
Sun 6/19:28 amGEG - LAS
Nonstop2h 23mAllegiant Air
Deal found 3/26$78
This Cheapflightsfares deal was found by Cheapflights users on 3/25. 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 5/210:04 amLAS - BOI
Nonstop1h 53mSpirit Airlines
Fri 5/912:16 pmBOI - LAS
Nonstop1h 47mSpirit Airlines
Deal found 3/25$81
This Cheapflightsfares deal was found by Cheapflights users on 3/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1111:50 amLAS - IDA
Nonstop1h 52mAllegiant Air
Mon 4/149:34 pmIDA - LAS
Nonstop1h 43mAllegiant Air
Deal found 3/27$92
This Expedia deal was found by Cheapflights users on 3/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2310:04 amLAS - BOI
Nonstop1h 53mMultiple Airlines
Tue 4/295:40 pmBOI - LAS
Nonstop1h 50mMultiple Airlines
Deal found 3/26$101
This Mytrip deal was found by Cheapflights users on 3/26. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/305:35 amLAS - GEG
1 stop11h 38mMultiple Airlines
Sun 6/19:28 amGEG - LAS
Nonstop2h 23mMultiple Airlines
Deal found 3/26$130
This Southwest deal was found by Cheapflights users on 3/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/299:10 pmLAS - BOI
Nonstop1h 45mSouthwest
Sat 5/315:05 pmBOI - LAS
Nonstop1h 50mSouthwest
Deal found 3/26$147
This Alaska Airlines deal was found by Cheapflights users on 3/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2312:00 pmLAS - BOI
1 stop5h 01mAlaska Airlines
Tue 4/291:00 pmBOI - LAS
1 stop4h 40mAlaska Airlines
Deal found 3/26$156
This Delta deal was found by Cheapflights users on 3/26. 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.
Fri 4/253:05 pmLAS - BOI
1 stop7h 42mDelta
Fri 5/25:59 pmBOI - LAS
1 stop6h 26mDelta
Deal found 3/26$167
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/76:38 amLAS - GEG
1 stop6h 55mAlaska Airlines
Wed 5/74:00 pmGEG - LAS
1 stop7h 25mAlaska Airlines
Deal found 3/27$171
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/55:25 pmLAS - GEG
1 stop6h 19mDelta
Thu 5/83:30 pmGEG - LAS
1 stop7h 05mDelta
Deal found 3/27$177
This Hawaiian Airlines deal was found by Cheapflights users on 3/26. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/307:59 pmPHX - BOI
Nonstop2h 16mHawaiian Airlines
Wed 5/76:11 pmBOI - PHX
Nonstop2h 08mHawaiian Airlines
Deal found 3/26$177
This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/226:00 amLAS - GEG
1 stop7h 38mAmerican Airlines
Sat 4/266:27 amGEG - LAS
2 stops7h 15mAmerican Airlines
Deal found 3/27$182

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 March 28, 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 VegasSpokane

LAS - GEG

LASGEG

Las Vegas Harry Reid Intl

Thu 5/29

6:10 am-8:38 am

Nonstop2h 28m

Spokane

Sun 6/1

9:28 am-11:51 am

Nonstop2h 23m

$78

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Fri 5/2

10:04 am-12:57 pm

Nonstop1h 53m

Boise Air Term. Gowen Fld

Fri 5/9

12:16 pm-1:03 pm

Nonstop1h 47m

$81

Las VegasIdaho Falls

LAS - IDA

LASIDA

Las Vegas Harry Reid Intl

Fri 4/11

11:50 am-2:42 pm

Nonstop1h 52m

Idaho Falls Fanning Field

Mon 4/14

9:34 pm-10:17 pm

Nonstop1h 43m

$92

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Wed 4/23

10:04 am-12:57 pm

Nonstop1h 53m

Boise Air Term. Gowen Fld

Sun 4/27

5:40 pm-6:30 pm

Nonstop1h 50m

$101

Las VegasSpokane

LAS - GEG

LASGEG

Las Vegas Harry Reid Intl

Fri 5/30

5:35 am-5:13 pm

1 stop11h 38m

Spokane

Sun 6/1

9:28 am-11:51 am

Nonstop2h 23m

$130

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Thu 5/29

9:10 pm-11:55 pm

Nonstop1h 45m

Boise Air Term. Gowen Fld

Sat 5/31

5:05 pm-5:55 pm

Nonstop1h 50m

$147

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Wed 4/23

12:00 pm-6:01 pm

1 stop5h 01m

Boise Air Term. Gowen Fld

Tue 4/29

1:00 pm-4:40 pm

1 stop4h 40m

$156

Las VegasBoise

LAS - BOI

LASBOI

Las Vegas Harry Reid Intl

Fri 4/25

3:05 pm-11:47 pm

1 stop7h 42m

Boise Air Term. Gowen Fld

Fri 5/2

5:59 pm-11:25 pm

1 stop6h 26m

$167

Las VegasSpokane

LAS - GEG

LASGEG

Las Vegas Harry Reid Intl

Wed 5/7

6:38 am-1:33 pm

1 stop6h 55m

Spokane

Wed 5/7

4:00 pm-11:25 pm

1 stop7h 25m

$171

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Wed 4/30

7:59 pm-11:15 pm

Nonstop2h 16m

Boise Air Term. Gowen Fld

Wed 5/7

6:11 pm-7:19 pm

Nonstop2h 08m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 60 results
1
2
3
...
6

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 $421). 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 March 28, 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 March 28, 2025.

The most flights from USAZ to USID are scheduled on a Thursday (10 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Idaho by month

Plan your trip to Idaho by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

Plan your trip to Idaho by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

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 March 28, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from Arizona to Idaho have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Food

7.1

Entertainment

7.6

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,273 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Food

7.1

Entertainment

7.6

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,798 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Food

7.1

Entertainment

7.6

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,896 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Food

7.1

Entertainment

7.6

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Hawaiian Airlines
7.9
Good
2,336 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Food

7.1

Entertainment

7.6

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Food

7.1

Entertainment

7.6

Overall

8.1

Comfort

8.1

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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?

    $43 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 $54 and $69, 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 $421). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Arizona to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Fort Lauderdale flights
LaGuardia to Fort Lauderdale flights
LaGuardia to Miami flights
Newark to Miami flights
John F Kennedy Intl to Miami flights
John F Kennedy Intl to Fort Lauderdale flights
John F Kennedy Intl to Las Vegas flights
Newark to Las Vegas flights
Dallas/Fort Worth to LaGuardia flights
Los Angeles to Newark flights
LaGuardia to Dallas/Fort Worth flights
John F Kennedy Intl to Orlando flights
Newark to Dallas/Fort Worth flights
Los Angeles to John F Kennedy Intl flights
Los Angeles to Honolulu flights
John F Kennedy Intl to Los Angeles flights
Dallas/Fort Worth to Seattle flights
Newark to Orlando flights
Newark to Los Angeles flights
John F Kennedy Intl to West Palm Beach flights
LaGuardia to Orlando flights
Newark to Tampa flights
Newark to O'Hare Intl flights
LaGuardia to Atlanta flights
Seattle to Sky Harbor Intl flights
Dallas/Fort Worth to Newark flights
LaGuardia to Las Vegas flights
Dallas/Fort Worth to O'Hare Intl flights
O'Hare Intl to Las Vegas flights
O'Hare Intl to Fort Lauderdale flights
Los Angeles to LaGuardia flights
LaGuardia to Los Angeles flights
John F Kennedy Intl to Seattle flights
John F Kennedy Intl to O'Hare Intl flights
San Francisco to Newark flights
John F Kennedy Intl to Dallas/Fort Worth flights
Dallas/Fort Worth to Las Vegas flights
Newark to West Palm Beach flights
Seattle to Las Vegas flights
LaGuardia to O'Hare Intl flights
John F Kennedy Intl to Atlanta flights
Newark to San Francisco flights
Newark to Seattle flights
Boston to Orlando flights
Fort Lauderdale to Newark flights
Atlanta to LaGuardia flights
Denver to Las Vegas flights
Los Angeles to Seattle flights
Los Angeles to O'Hare Intl flights
Los Angeles to Las Vegas flights

Top 7 airlines flying from Arizona to Idaho

Discover the top 7 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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$78Average$164FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$92Average$167FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$153Average$460FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$164Average$508FlexibilityNo cancel feeOn-time71%
DeltaCheapest$168Average$491FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$169Average$324FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$196Average$499FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.