Sky Harbor Intl

$87+ Cheap flights from Idaho to Sky Harbor Intl (PHX)

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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PHX
May 4 — May 111
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Cheap flight deals from Idaho to Sky Harbor Intl

Keep the following information in mind while searching for Idaho to Sky Harbor Intl flight deals. Data was last updated April 29, 2025.

Round-trip from

$187
(Hawaiian Airlines)

One-way from

$89
(Delta)

Popular in

December

Cheapest in

September

Average price

$280

Good round-trip deal

$282 or less

Good one-way deal

$141 or less
From Idaho to Phoenix Sky Harbor Intl
One-way flight from Idaho to Phoenix Sky Harbor Intl
Highest demand for flights based on searches. 17% potential increase in price ($63 potential increase over avg. RT price).
Cheapest flight prices on average. 6% potential price decrease ($19 potential savings vs. average RT price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Idaho to Phoenix Sky Harbor Intl.
Price to beat on a one-way flight from Idaho to Phoenix Sky Harbor Intl.

Find flight deals from Idaho to Sky Harbor Intl

Cheapest flights from Idaho to Sky Harbor Intl
Explore the most affordable flight options available from Idaho to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 6/125:44 pmBOI - PHX
Nonstop2h 12mHawaiian Airlines
Mon 6/237:38 pmPHX - BOI
Nonstop2h 07mHawaiian Airlines
Deal found 4/29$187
This Southwest deal was found by Cheapflights users on 4/28. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/267:05 pmBOI - PHX
1 stop4h 50mSouthwest
Wed 7/307:45 amPHX - BOI
Nonstop2h 00mSouthwest
Deal found 4/28$189
This Delta deal was found by Cheapflights users on 4/29. 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.
Tue 6/34:59 pmBOI - PHX
1 stop6h 57mDelta
Tue 6/101:30 pmPHX - BOI
1 stop6h 05mDelta
Deal found 4/29$197
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2012:20 pmBOI - PHX
Nonstop2h 07mAlaska Airlines
Sun 5/2510:31 amPHX - BOI
Nonstop2h 09mAlaska Airlines
Deal found 4/28$198
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/61:35 pmBOI - PHX
1 stop5h 29mUnited Airlines
Wed 5/75:15 amPHX - BOI
1 stop5h 01mUnited Airlines
Deal found 4/29$199
This Orbitz deal was found by Cheapflights users on 4/29. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2912:36 pmBOI - PHX
1 stop5h 46mMultiple Airlines
Sat 5/3110:31 amPHX - BOI
Nonstop2h 09mMultiple Airlines
Deal found 4/29$203
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/35:10 pmBOI - PHX
Nonstop2h 11mAmerican Airlines
Tue 6/108:20 pmPHX - BOI
Nonstop2h 16mAmerican Airlines
Deal found 4/29$213
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/35:46 pmGEG - PHX
1 stop6h 09mAlaska Airlines
Sat 9/66:15 pmPHX - GEG
1 stop5h 44mAlaska Airlines
Deal found 4/29$228
This American Airlines deal was found by Cheapflights users on 4/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/133:18 pmGEG - PHX
Nonstop2h 37mAmerican Airlines
Wed 5/1410:51 amPHX - GEG
Nonstop2h 46mAmerican Airlines
Deal found 4/28$229
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/287:15 amGEG - PHX
1 stop7h 31mDelta
Wed 6/43:41 pmPHX - GEG
1 stop5h 24mDelta
Deal found 4/28$233
This CheapOair deal was found by Cheapflights users on 4/29. 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.
Thu 5/152:57 pmBOI - PHX
1 stop9h 58mFrontier
Sun 5/185:50 amPHX - BOI
1 stop6h 47mFrontier
Deal found 4/29$238
This Booking.com deal was found by Cheapflights users on 4/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2911:49 amGEG - PHX
1 stop11h 52mFrontier
Sat 5/311:11 pmPHX - GEG
1 stop21h 52mFrontier
Deal found 4/28$238

Cheapflights Fare Finder

Customize your flight search to find flights from Idaho to Sky Harbor Intl 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 April 29, 2025.
Use the filters below to find and compare flights from Idaho to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Idaho

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

Thu 6/12

5:44 pm-6:56 pm

Nonstop2h 12m

Phoenix Sky Harbor Intl

Mon 6/23

7:38 pm-10:45 pm

Nonstop2h 07m

$187

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

Sat 7/26

7:05 pm-10:55 pm

1 stop4h 50m

Phoenix Sky Harbor Intl

Wed 7/30

7:45 am-10:45 am

Nonstop2h 00m

$189

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

Tue 5/27

7:18 pm-11:48 pm

1 stop5h 30m

Phoenix Sky Harbor Intl

Wed 5/28

6:00 am-11:54 am

1 stop4h 54m

$197

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

Tue 5/20

12:20 pm-1:27 pm

Nonstop2h 07m

Phoenix Sky Harbor Intl

Sun 5/25

10:31 am-1:40 pm

Nonstop2h 09m

$198

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

Tue 5/6

1:35 pm-6:04 pm

1 stop5h 29m

Phoenix Sky Harbor Intl

Wed 5/7

5:15 am-11:16 am

1 stop5h 01m

$199

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

Thu 5/29

12:36 pm-5:22 pm

1 stop5h 46m

Phoenix Sky Harbor Intl

Sat 5/31

10:31 am-1:40 pm

Nonstop2h 09m

$203

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

Tue 6/3

5:10 pm-6:21 pm

Nonstop2h 11m

Phoenix Sky Harbor Intl

Tue 6/10

8:20 pm-11:36 pm

Nonstop2h 16m

$213

SpokanePhoenix

GEG - PHX

GEGPHX

Spokane

Tue 5/13

1:25 pm-6:47 pm

1 stop5h 22m

Phoenix Sky Harbor Intl

Wed 5/14

3:08 pm-7:58 pm

1 stop4h 50m

$228

SpokanePhoenix

GEG - PHX

GEGPHX

Spokane

Tue 5/13

3:18 pm-5:55 pm

Nonstop2h 37m

Phoenix Sky Harbor Intl

Wed 5/14

10:51 am-1:37 pm

Nonstop2h 46m

$229

SpokanePhoenix

GEG - PHX

GEGPHX

Spokane

Wed 5/28

7:15 am-2:46 pm

1 stop7h 31m

Phoenix Sky Harbor Intl

Wed 6/4

3:41 pm-9:05 pm

1 stop5h 24m

$233

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 54 results
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Best time to book a flight from Idaho to Sky Harbor Intl

Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport

What is the cheapest month to book a flight from Idaho to Phoenix Sky Harbor Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Idaho to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Idaho to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). 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 PHX?

Find hourly flight availability from Idaho to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

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

Weekly flight availability from Idaho to Phoenix Sky Harbor Intl Airport

Explore weekly flight availability from Idaho to Sky Harbor Intl. 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 April 29, 2025.

The most flights from USID to PHX are scheduled on a Monday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Sky Harbor Intl by month

Plan your trip to Sky Harbor Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Phoenix Sky Harbor Intl Airport ranges from 0.0 - 1.1 inches per month. July is typically the wettest month, when rainfall can reach 1.1 in. June is typically the driest time to visit Phoenix Sky Harbor Intl Airport when rainfall is around 0.0 in.

Temperature in Sky Harbor Intl by month

Plan your trip to Sky Harbor Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Phoenix Sky Harbor Intl Airport, 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 95.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).

Reviews of airlines servicing Sky Harbor Intl

Get insights into the airlines that provide service to Sky Harbor Intl. 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 Sky Harbor Intl. Reviews last updated April 29, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Idaho to Phoenix. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very good

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Sky Harbor Intl. 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 Idaho to Phoenix Sky Harbor Intl Airport one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $89. Users have also found prices from $90 and $99 on Hawaiian Airlines and United Airlines, respectively.

  • What are the most popular routes from Idaho to Phoenix Sky Harbor Intl Airport?

  • What are the most reliable airlines from Idaho to Phoenix Sky Harbor Intl Airport?

    Before booking your flight to Phoenix Sky Harbor Intl Airport from Idaho, check out the most reliable airlines to get you to your destination on time: Southwest (95%), Alaska Airlines (86%), American Airlines( 85%).

  • What are the cheapest flights from Idaho to Phoenix Sky Harbor Intl Airport?

    Looking at all options, your cheapest flight can be booked for $88. While the most popular route (Boise Air Term. Gowen Fld - Phoenix Sky Harbor Intl) can be booked for $177 on average our data indicates $442 when flying from Idaho to Phoenix Sky Harbor Intl Airport.

  • Can I find deals for flights from Idaho to Sky Harbor Intl that include hotel bookings?

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

  • How can I find direct flights from Idaho to Sky Harbor Intl?

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

  • Can I find deals for business class flights from Idaho to Sky Harbor Intl?

    Yes. Cheapflights offers flight deals from Idaho to Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Idaho to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Idaho to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). 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

Traveling to a place near Idaho?

Book flights to Idaho if you plan to visit one of these locations
Chandler
Peoria
Buckeye
Glendale
Globe
Goodyear
Payson
Camp Verde
Surprise
Avondale
Paradise Valley
Guadalupe
Litchfield Park

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Alternative routes for Idaho to Sky Harbor Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 8 airlines flying from Idaho to Sky Harbor Intl

Discover the top 8 airlines that operate flights from Idaho to Sky Harbor Intl. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$85Average$189FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$88Average$252FlexibilityNo cancel feeOn-time85%
Allegiant AirCheapest$102Average$248FlexibilityNo cancel feeOn-time88%
DeltaCheapest$156Average$451FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$157Average$406FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$169Average$296FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$188Average$444FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$198Average$526FlexibilityNo cancel feeOn-time69%

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