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$46+ Cheap flights from Phoenix 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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BOI
Nov 25 — Dec 21
Mon 11/25
Mon 12/2
1 adult, Economy
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Cheap flight deals from Phoenix to Idaho

Discover tips and strategies to find the most affordable flight options for your journey from Phoenix (PH1) to Idaho (USID). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2024.

Find flight deals from Phoenix to Idaho

Cheapest flights from Phoenix to Idaho
Explore the most affordable flight options available from Phoenix to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2024.

This Travelocity deal was found by Cheapflights users on 11/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/61:04 pmPHX - BOI
Nonstop2h 17mMultiple Airlines
Mon 12/911:57 amBOI - PHX
1 stop9h 08mMultiple Airlines
Deal found 11/19$180
This Alaska Airlines deal was found by Cheapflights users on 11/20. 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 12/101:04 pmPHX - BOI
Nonstop2h 17mAlaska Airlines
Mon 12/1610:11 amBOI - PHX
Nonstop2h 13mAlaska Airlines
Deal found 11/20$184
This Mytrip deal was found by Cheapflights users on 11/19. 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 12/1210:57 amPHX - BOI
3 stops24h 01mSpirit Airlines
Mon 12/1611:57 amBOI - PHX
1 stop9h 08mSpirit Airlines
Deal found 11/19$195
This United Airlines deal was found by Cheapflights users on 11/19. 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.
Thu 12/122:20 pmPHX - BOI
1 stop7h 40mUnited Airlines
Fri 12/136:40 amBOI - PHX
1 stop5h 01mUnited Airlines
Deal found 11/19$196
This Delta deal was found by Cheapflights users on 11/20. 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 12/106:30 pmPHX - BOI
1 stop6h 13mDelta
Sat 12/142:00 pmBOI - PHX
1 stop7h 57mDelta
Deal found 11/20$203
This Southwest deal was found by Cheapflights users on 11/19. 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.
Fri 12/69:00 amPHX - BOI
Nonstop2h 10mSouthwest
Tue 12/103:30 pmBOI - PHX
Nonstop2h 00mSouthwest
Deal found 11/19$210
This Alaska Airlines deal was found by Cheapflights users on 11/19. 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.
Sat 12/74:43 pmPHX - GEG
1 stop5h 11mAlaska Airlines
Wed 12/116:00 amGEG - PHX
1 stop5h 24mAlaska Airlines
Deal found 11/19$213
This American Airlines deal was found by Cheapflights users on 11/19. 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.
Mon 12/99:23 pmPHX - BOI
Nonstop2h 17mAmerican Airlines
Wed 12/112:16 pmBOI - PHX
Nonstop2h 19mAmerican Airlines
Deal found 11/19$214
This American Airlines deal was found by Cheapflights users on 11/20. 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.
Mon 12/99:24 pmPHX - GEG
Nonstop2h 46mAmerican Airlines
Wed 12/186:33 amGEG - PHX
Nonstop2h 57mAmerican Airlines
Deal found 11/20$214
This Southwest deal was found by Cheapflights users on 11/19. 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 12/74:40 pmPHX - GEG
Nonstop2h 45mSouthwest
Wed 12/113:15 pmGEG - PHX
Nonstop2h 35mSouthwest
Deal found 11/19$220
This Delta deal was found by Cheapflights users on 11/18. 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.
Thu 12/56:20 pmPHX - GEG
1 stop5h 46mDelta
Sat 12/75:00 pmGEG - PHX
1 stop5h 51mDelta
Deal found 11/18$238
This Mytrip deal was found by Cheapflights users on 11/19. 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 12/128:10 amAZA - BOI
2 stops26h 48mMultiple Airlines
Sat 1/49:29 pmBOI - AZA
Nonstop2h 13mMultiple Airlines
Deal found 11/19$254

Find flights from Phoenix to Idaho within your budget

Customize your flight search to find flights from Phoenix 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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Thu 1/23

2:45 pm-4:59 pm

Nonstop2h 14m

Boise Air Term. Gowen Fld

Mon 1/27

9:00 am-11:10 am

Nonstop2h 10m

$179

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Fri 12/6

1:04 pm-3:21 pm

Nonstop2h 17m

Boise Air Term. Gowen Fld

Mon 12/9

11:57 am-9:05 pm

1 stop9h 08m

$180

PhoenixSpokane

PHX - GEG

PHXGEG

Phoenix Sky Harbor Intl

Fri 1/10

5:40 pm-11:07 pm

1 stop6h 27m

Spokane

Mon 1/27

1:37 pm-10:25 pm

1 stop7h 48m

$188

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Thu 12/5

10:11 pm-10:58 am

1 stop12h 47m

Boise Air Term. Gowen Fld

Sun 12/8

11:57 am-9:05 pm

1 stop9h 08m

$189

PhoenixSpokane

PHX - GEG

PHXGEG

Phoenix Sky Harbor Intl

Fri 1/10

11:55 am-1:49 pm

Nonstop2h 54m

Spokane

Mon 1/27

3:21 pm-6:55 pm

Nonstop2h 34m

$189

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Thu 2/6

7:15 pm-9:20 pm

Nonstop2h 05m

Boise Air Term. Gowen Fld

Sun 2/16

7:05 pm-11:15 pm

1 stop4h 10m

$194

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Thu 12/12

6:40 am-1:28 pm

1 stop6h 48m

Boise Air Term. Gowen Fld

Thu 12/12

6:53 pm-11:44 pm

1 stop4h 51m

$196

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Tue 12/10

6:30 pm-12:43 am

1 stop6h 13m

Boise Air Term. Gowen Fld

Sat 12/14

2:00 pm-9:57 pm

1 stop7h 57m

$203

PhoenixSpokane

PHX - GEG

PHXGEG

Phoenix Sky Harbor Intl

Sat 2/15

9:10 am-10:55 am

Nonstop2h 45m

Spokane

Thu 2/20

4:15 pm-7:50 pm

Nonstop2h 35m

$210

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Mon 12/9

9:23 pm-11:40 pm

Nonstop2h 17m

Boise Air Term. Gowen Fld

Wed 12/11

2:16 pm-4:35 pm

Nonstop2h 19m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 56 results
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Best time to book a flight from Phoenix to Idaho

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

Travel insights for flights from Phoenix to Idaho

Get recent, data-driven insights about flights from Phoenix to Idaho including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Phoenix to Idaho (average of $310). Flying from Phoenix to Idaho in June is currently the most expensive (average of $436). 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 PHX to ID?

Find hourly flight availability from Phoenix 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 November 20, 2024.

When flying from Phoenix to Idaho, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Phoenix to Idaho

Explore weekly flight availability from Phoenix 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 November 20, 2024.

The most flights from PH1 to USID are scheduled on a Monday (9 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 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 November 20, 2024.
Read through reviews of airlines operating flights from Phoenix to Idaho, such as Southwest, American Airlines and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,014 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,461 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,756 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,171 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

WestJet
7.3
Good
2,811 reviews
Southwest
8.1
Very good
5,014 reviews

Comfort

8.1

Entertainment

7.7

Overall

8.1

Crew

8.7

Food

7.2

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Phoenix 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 Phoenix to Idaho one-way?

    For one-way options, check prices for Allegiant Air. According to our data, you can fly for as low as $50. Users have also found prices from $58 and $70 on Spirit Airlines and Southwest, respectively.

  • What are the most popular routes from Phoenix to Idaho?

    The most popular route from Phoenix to Idaho is Phoenix Sky Harbor Intl - Boise Air Term. Gowen Fld. You may also consider Phoenix Sky Harbor Intl - Spokane or Phoenix Sky Harbor Intl - Jackson Hole.

  • What are the most reliable airlines from Phoenix to Idaho?

    No one likes to see their flight delayed. When booking a flight from Phoenix to Idaho consider choosing Envoy Air (91%), Southwest (85%) or American Airlines (82%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Phoenix to Idaho?

    While on average a flight from Phoenix to Idaho is generally $238, our data shows the cheapest flight currently is $80. When looking at the most popular route, (Phoenix Sky Harbor Intl - Boise Air Term. Gowen Fld), you can expect to pay $93 for that flight.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Phoenix to Idaho (average of $310). Flying from Phoenix to Idaho in June is currently the most expensive (average of $436). 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.

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Alternative routes for Phoenix to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Phoenix to Idaho

Discover the top 7 airlines that operate flights from Phoenix 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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$78Average$163FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$86Average$160FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$151Average$368FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$169Average$238FlexibilityNo cancel feeOn-time63%
DeltaCheapest$176Average$464FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$176Average$354FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$196Average$504FlexibilityNo cancel feeOn-time69%
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