HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sky Harbor Intl

$65+ 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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — PHX
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho to Sky Harbor Intl 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 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 julio 30, 2025.

Round-trip from

$137
(American Airlines)

One-way from

$65
(Netflights)

Popular in

December

Cheapest in

September

Average price

$278

Good round-trip deal

$207 or less

Good one-way deal

$118 or less
From Idaho to Phoenix Sky Harbor Intl
Search Deals
One-way flight from Idaho to Phoenix Sky Harbor Intl
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($75 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Idaho to Phoenix Sky Harbor Intl.
Search Deals
Price to beat on a one-way flight from Idaho to Phoenix Sky Harbor Intl.
Search Deals

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 julio 30, 2025.

This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/41:57 pmBOI - PHX
Nonstop2h 09mAmerican Airlines
mar. 9/910:08 amPHX - BOI
Nonstop2h 09mAmerican Airlines
Deal found 7/30$137
This Netflights 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/46:05 pmBOI - PHX
Nonstop2h 12mAlaska Airlines
mar. 9/97:59 pmPHX - BOI
Nonstop2h 08mAlaska Airlines
Deal found 7/28$143
This Hawaiian Airlines 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/155:45 pmGEG - PHX
1 stop6h 10mHawaiian Airlines
lun. 9/227:00 amPHX - GEG
1 stop5h 46mHawaiian Airlines
Deal found 7/28$151
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.
mar. 11/115:15 amBOI - PHX
2 stops6h 10mSouthwest
mar. 11/189:00 amPHX - BOI
Nonstop2h 10mSouthwest
Deal found 7/29$152
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/49:00 amBOI - PHX
1 stop6h 51mDelta
mar. 9/96:40 amPHX - BOI
1 stop7h 23mDelta
Deal found 7/28$157
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/53:25 pmGEG - PHX
Nonstop2h 36mAmerican Airlines
lun. 9/810:35 amPHX - GEG
Nonstop2h 39mAmerican Airlines
Deal found 7/30$157
This Hawaiian Airlines 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/46:05 pmBOI - PHX
Nonstop2h 12mHawaiian Airlines
dom. 9/74:30 pmPHX - BOI
1 stop6h 13mHawaiian Airlines
Deal found 7/28$167
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/53:15 pmGEG - PHX
1 stop5h 15mSouthwest
lun. 9/82:30 pmPHX - GEG
Nonstop2h 35mSouthwest
Deal found 7/30$167
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/85:45 amGEG - PHX
1 stop6h 24mDelta
vie. 12/128:05 pmPHX - GEG
1 stop5h 13mDelta
Deal found 7/28$177
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/27:00 amGEG - PHX
1 stop8h 30mAlaska Airlines
mié. 10/84:17 pmPHX - GEG
1 stop6h 24mAlaska Airlines
Deal found 7/29$186
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/192:31 pmBOI - PHX
1 stop6h 50mUnited Airlines
dom. 11/238:05 amPHX - BOI
1 stop5h 39mUnited Airlines
Deal found 7/28$198
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.
jue. 10/1612:48 pmBOI - PHX
1 stop5h 32mFrontier
dom. 10/196:00 amPHX - BOI
1 stop4h 53mFrontier
Deal found 7/29$206

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 julio 30, 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

jue. 9/4

1:57 pm-3:06 pm

Nonstop2h 09m

Phoenix Sky Harbor Intl

lun. 9/8

10:08 am-1:17 pm

Nonstop2h 09m

$137

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

jue. 9/4

6:05 pm-7:17 pm

Nonstop2h 12m

Phoenix Sky Harbor Intl

mar. 9/9

7:59 pm-11:07 pm

Nonstop2h 08m

$143

SpokanePhoenix

GEG - PHX

GEGPHX

Spokane

lun. 9/15

5:45 pm-11:55 pm

1 stop6h 10m

Phoenix Sky Harbor Intl

lun. 9/22

7:00 am-12:46 pm

1 stop5h 46m

$151

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

jue. 9/4

9:00 am-2:51 pm

1 stop6h 51m

Phoenix Sky Harbor Intl

mar. 9/9

6:40 am-3:03 pm

1 stop7h 23m

$157

SpokanePhoenix

GEG - PHX

GEGPHX

Spokane

vie. 9/5

3:25 pm-6:01 pm

Nonstop2h 36m

Phoenix Sky Harbor Intl

lun. 9/8

10:35 am-1:14 pm

Nonstop2h 39m

$157

SpokanePhoenix

GEG - PHX

GEGPHX

Spokane

vie. 9/5

3:15 pm-8:30 pm

1 stop5h 15m

Phoenix Sky Harbor Intl

lun. 9/8

2:30 pm-5:05 pm

Nonstop2h 35m

$167

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

jue. 9/4

6:05 pm-7:17 pm

Nonstop2h 12m

Phoenix Sky Harbor Intl

dom. 9/7

4:30 pm-11:43 pm

1 stop6h 13m

$167

BoisePhoenix

BOI - PHX

BOIPHX

Boise Air Term. Gowen Fld

jue. 10/23

5:30 am-6:30 am

Nonstop2h 00m

Phoenix Sky Harbor Intl

dom. 10/26

10:30 pm-9:45 am

1 stop10h 15m

$172

SpokanePhoenix

GEG - PHX

GEGPHX

Spokane

vie. 9/26

1:45 pm-7:05 pm

1 stop5h 20m

Phoenix Sky Harbor Intl

lun. 9/29

7:10 pm-12:03 am

1 stop4h 53m

$177

SpokanePhoenix

GEG - PHX

GEGPHX

Spokane

jue. 10/2

7:00 am-3:30 pm

1 stop8h 30m

Phoenix Sky Harbor Intl

mié. 10/8

4:17 pm-10:41 pm

1 stop6h 24m

$186

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 47 results
1
2
3
...
5

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 julio 30, 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.

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 julio 30, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Idaho to Phoenix Sky Harbor Intl Airport to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

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

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

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
4,241 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

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
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

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

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

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
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

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 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 Hawaiian Airlines. According to our data, you can fly for as low as $65. Users have also found prices from $66 and $78 on Alaska Airlines and Southwest, respectively.

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

    When deciding which route to take from Idaho to Phoenix Sky Harbor Intl Airport consider Boise Air Term. Gowen Fld - Phoenix Sky Harbor Intl, Spokane - Phoenix Sky Harbor Intl or Idaho Falls Fanning Field - Phoenix Sky Harbor Intl as they are the most popular.

  • 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: Alaska Airlines (96%), Horizon Air (96%), Hawaiian Airlines( 95%).

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

    Looking at all options, your cheapest flight can be booked for $73. While the most popular route (Boise Air Term. Gowen Fld - Phoenix Sky Harbor Intl) can be booked for $137 on average our data indicates $358 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 Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
Chandler
Payson
Peoria
Glendale
Globe
Goodyear
Surprise
Buckeye
Camp Verde
Casa Grande
Paradise Valley
Avondale
Guadalupe

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 Idaho to Sky Harbor Intl

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Sky Harbor Intl flights
John F Kennedy Intl to Sky Harbor Intl flights
Newark to Sky Harbor Intl flights
Boston to Sky Harbor Intl flights
Seattle to Sky Harbor Intl flights
Dallas/Fort Worth to Sky Harbor Intl flights
Minneapolis to Sky Harbor Intl flights
Los Angeles to Sky Harbor Intl flights
Dulles Intl to Sky Harbor Intl flights
LaGuardia to Sky Harbor Intl flights
San Francisco to Sky Harbor Intl flights
Atlanta to Sky Harbor Intl flights
Denver to Sky Harbor Intl flights
Tampa to Sky Harbor Intl flights
Baltimore to Sky Harbor Intl flights
Detroit to Sky Harbor Intl flights
Reagan-National to Sky Harbor Intl flights
Philadelphia to Sky Harbor Intl flights
Midway to Sky Harbor Intl flights
Cincinnati to Sky Harbor Intl flights
Ontario to Sky Harbor Intl flights
Portland to Sky Harbor Intl flights
Columbus to Sky Harbor Intl flights
Cleveland to Sky Harbor Intl flights
Raleigh to Sky Harbor Intl flights
Hobby to Sky Harbor Intl flights
George Bush Intcntl to Sky Harbor Intl flights
Salt Lake City to Sky Harbor Intl flights
Orlando to Sky Harbor Intl flights
Everett to Sky Harbor Intl flights
Santa Ana to Sky Harbor Intl flights
Love Field to Sky Harbor Intl flights
Charlotte to Sky Harbor Intl flights
Indianapolis to Sky Harbor Intl flights
Rochester to Sky Harbor Intl flights
Las Vegas to Sky Harbor Intl flights
Miami to Sky Harbor Intl flights
Nashville to Sky Harbor Intl flights
Sacramento to Sky Harbor Intl flights
Austin to Sky Harbor Intl flights
Fresno to Sky Harbor Intl flights
St. Louis to Sky Harbor Intl flights
Honolulu to Sky Harbor Intl flights
Des Moines to Sky Harbor Intl flights
Milwaukee to Sky Harbor Intl flights
San Jose to Sky Harbor Intl flights
Kansas City to Sky Harbor Intl flights
Jacksonville to Sky Harbor Intl flights
Burbank to Sky Harbor Intl flights
San Diego to Sky Harbor Intl flights

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 julio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$91Average$228FlexibilityNo cancel feeOn-time85%
Spirit AirlinesCheapest$102Average$170FlexibilityNo cancel feeOn-time65%
Allegiant AirCheapest$106Average$239FlexibilityNo cancel feeOn-time88%
DeltaCheapest$149Average$451FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$158Average$405FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$159Average$285FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$181Average$447FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$198Average$515FlexibilityNo 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.