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$56+ Cheap flights from Sky Harbor Intl (PHX) to Boise (BOI)

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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BOI
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Phoenix Sky Harbor Intl to Boise Air Term. Gowen Fld are usually found in September or October, booked 87 days in advance, depart on a Wednesday or Friday and return on a Thursday

Cheap flight deals from Sky Harbor Intl to Boise

Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Boise (BOI). 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$157
(Alaska Airlines)

One-way from

$56
(Mytrip)

Popular in

May

Cheapest in

September

Average price

$252

Good round-trip deal

$227 or less

Good one-way deal

$158 or less
Provider with most accurate pricing for Phoenix Sky Harbor Intl-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for Phoenix Sky Harbor Intl-Boise Air Term. Gowen Fld flights.
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From Phoenix Sky Harbor Intl to Boise Air Term. Gowen Fld
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One-way flight from Phoenix Sky Harbor Intl to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 11% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to Boise Air Term. Gowen Fld.
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Price to beat on a one-way flight from Phoenix Sky Harbor Intl to Boise Air Term. Gowen Fld.
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Find flight deals from Sky Harbor Intl to Boise

Cheapest flights from Sky Harbor Intl to Boise
Explore the most affordable flight options available from Sky Harbor Intl to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Alaska Airlines deal was found by Cheapflights users on 2/19. 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.
Wed 5/77:59 pmPHX - BOI
Nonstop2h 16mAlaska Airlines
Tue 5/136:11 pmBOI - PHX
Nonstop2h 08mAlaska Airlines
Deal found 2/19$157
This Southwest deal was found by Cheapflights users on 2/19. 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.
Tue 5/138:30 amPHX - BOI
1 stop7h 15mSouthwest
Tue 5/208:40 amBOI - PHX
Nonstop2h 05mSouthwest
Deal found 2/19$177
This Mytrip deal was found by Cheapflights users on 2/19. 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 3/63:38 pmPHX - BOI
1 stop20h 54mSpirit Airlines
Mon 3/101:31 pmBOI - PHX
1 stop24h 46mSpirit Airlines
Deal found 2/19$192
This Hawaiian Airlines deal was found by Cheapflights users on 2/19. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/87:59 pmPHX - BOI
Nonstop2h 16mHawaiian Airlines
Mon 5/1212:22 pmBOI - PHX
Nonstop2h 15mHawaiian Airlines
Deal found 2/19$197
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/66:15 amPHX - BOI
1 stop5h 10mUnited Airlines
Fri 5/92:00 pmBOI - PHX
1 stop5h 32mUnited Airlines
Deal found 2/20$199
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Sat 3/1510:04 amPHX - BOI
Nonstop2h 12mAmerican Airlines
Sat 3/225:15 pmBOI - PHX
Nonstop2h 10mAmerican Airlines
Deal found 2/20$219
This Delta deal was found by Cheapflights users on 2/20. 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.
Mon 7/281:20 pmPHX - BOI
1 stop4h 46mDelta
Mon 8/45:45 pmBOI - PHX
1 stop6h 53mDelta
Deal found 2/20$237
This Mytrip deal was found by Cheapflights users on 2/19. 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 3/63:38 pmPHX - BOI
2 stops21h 56mMultiple Airlines
Mon 3/101:31 pmBOI - PHX
3 stops29h 36mMultiple Airlines
Deal found 2/19$307

Find flights from Sky Harbor Intl to Boise within your budget

Customize your flight search to find flights from Sky Harbor Intl to Boise 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 February 20, 2025.

Fly from

Sky Harbor Intl

Fly to

Boise

Route

Depart

Return

Price

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Wed 5/7

7:59 pm-11:15 pm

Nonstop2h 16m

Boise Air Term. Gowen Fld

Tue 5/13

6:11 pm-7:19 pm

Nonstop2h 08m

$157

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Tue 5/13

1:50 pm-10:07 pm

1 stop7h 17m

Boise Air Term. Gowen Fld

Tue 5/20

1:15 pm-4:00 pm

1 stop3h 45m

$177

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Thu 3/6

3:38 pm-12:32 pm

1 stop20h 54m

Boise Air Term. Gowen Fld

Mon 3/10

1:31 pm-1:17 pm

1 stop24h 46m

$192

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Thu 5/8

7:59 pm-11:15 pm

Nonstop2h 16m

Boise Air Term. Gowen Fld

Mon 5/12

12:22 pm-1:37 pm

Nonstop2h 15m

$197

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Thu 3/6

6:15 am-11:25 am

1 stop5h 10m

Boise Air Term. Gowen Fld

Fri 5/9

2:00 pm-6:32 pm

1 stop5h 32m

$199

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Thu 4/10

5:35 am-10:55 am

1 stop4h 20m

Boise Air Term. Gowen Fld

Tue 4/15

12:30 pm-7:00 pm

2 stops7h 30m

$202

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Sat 3/15

10:04 am-1:16 pm

Nonstop2h 12m

Boise Air Term. Gowen Fld

Sat 3/22

5:15 pm-6:25 pm

Nonstop2h 10m

$219

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Thu 3/6

3:38 pm-1:34 pm

2 stops21h 56m

Boise Air Term. Gowen Fld

Mon 3/10

1:31 pm-6:07 pm

3 stops29h 36m

$307

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Tue 5/27

5:50 am-11:47 am

1 stop4h 57m

$64

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Tue 4/8

4:02 pm-1:39 pm

1 stop20h 37m

$76

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 17 results
1
2

Compare providers for flights from Sky Harbor Intl to Boise

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sky Harbor Intl to Boise in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Boise flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-Boise flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-Boise flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Boise flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phoenix Sky Harbor Intl Airport-Boise flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sky Harbor Intl to Boise

Have a flexible travel schedule? Discover the best time to fly to Boise from Sky Harbor Intl 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 Sky Harbor Intl to Boise

Get recent, data-driven insights about flights from Sky Harbor Intl to Boise including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Boise?

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to Boise. Price data was last updated on February 14, 2025.

The price you pay for your flight from Phoenix Sky Harbor Intl Airport to Boise may vary depending on when you book. For the best chance of a lower fare, look to book 87 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, October is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Boise (average of $314). Flying from Phoenix Sky Harbor Intl Airport to Boise 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 BOI?

Find hourly flight availability from Sky Harbor Intl to Boise. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

One of the essential ways to save on airfare from Phoenix Sky Harbor Intl Airport to Boise is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 10% on airfare.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Boise?

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Boise. Price data was last updated on February 16, 2025.

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Boise flight should consider departing on Wednesday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Phoenix Sky Harbor Intl Airport to Boise

Explore weekly flight availability from Sky Harbor Intl to Boise. 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 February 20, 2025.

The most flights from PHX to BOI 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).

Rainfall in Boise by month

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

In terms of precipitation, rainfall in Boise 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 Boise when rainfall is around 0.2 in.

Temperature in Boise by month

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

If weather is an important factor for your trip to Boise, 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 Boise

Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated February 20, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines and Delta from Phoenix to Boise by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Food

7.1

Boarding

8.2

Overall

8.1

Entertainment

7.6

Comfort

8.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to Boise. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Boise from Phoenix Sky Harbor Intl?

    If you book a flight to Boise from Phoenix Sky Harbor Intl, you will be flying to Air Term. Gowen Fld, which is the city’s only airport. Boise Air Term. Gowen Fld (BOI) is located 3.3 mi from the center of Boise. There are 6 flights from Phoenix Sky Harbor Intl to Air Term. Gowen Fld per day from 7 different airlines.

  • What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to Boise round-trip?

    Alaska Airlines, at $157, was found to be the cheapest airline from Phoenix Sky Harbor Intl Airport to Boise.Alternate airlines to your destination round-trip include Delta and Spirit Airlines. Alaska Airlines is currently priced 43% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Boise one-way?

    $56 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 Frontier and Hawaiian Airlines, with prices starting from $75 and $79, respectively.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Phoenix Sky Harbor Intl Airport to Boise on time: United Airlines (100%), Horizon Air (92%), Envoy Air (90%).

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

    Looking at all options, your cheapest flight can be booked for $109. While the most popular route (Phoenix Sky Harbor Intl - Boise Air Term. Gowen Fld) can be booked for $167 on average our data indicates $412 when flying from Phoenix Sky Harbor Intl Airport to Boise.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Boise (average of $314). Flying from Phoenix Sky Harbor Intl Airport to Boise 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.

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
Nampa
McCall
Meridian
Caldwell
Ontario

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Top 7 airlines flying from Sky Harbor Intl to Boise

Discover the top 7 airlines that operate flights from Sky Harbor Intl to Boise. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$78Average$121FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$92Average$165FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$152Average$272FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$166Average$296FlexibilityNo cancel feeOn-time71%
DeltaCheapest$168Average$280FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$174Average$250FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$252Average$474FlexibilityNo cancel feeOn-time69%
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