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$35 Find cheap flights from Phoenix to Boise

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Phoenix to Boise departing on 6/18. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Thu 7/11
Thu 7/18

Search hundreds of travel sites at once for deals on flights to Boise

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Phoenix to Boise, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Phoenix to Boise, as well as popular online travel agencies
In the last 7 days travelers have searched 44,212,782 times on KAYAK, and here is why:

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Cheap flight deals from Phoenix to Boise

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Phoenix to Boise that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
3:37 pm - 6:43 pmAZA-BOI
2h 06mnonstop
7:33 pm - 8:40 pmBOI-AZA
2h 07mnonstop
$79Allegiant Air
Find Deal
Fri, Sep 6 - Mon, Sep 9
9:16 pm - 12:13 pmPHX-BOI
13h 57m1 stop
9:46 am - 9:25 pmBOI-PHX
12h 39m1 stop
$99Spirit Airlines
Find Deal
Tue, Jul 16 - Sat, Jul 20
8:21 pm - 11:31 pmPHX-BOI
2h 10mnonstop
5:22 pm - 6:29 pmBOI-PHX
2h 07mnonstop
$131American Airlines
Find Deal
Thu, Sep 26 - Mon, Sep 30
1:35 pm - 4:42 pmPHX-BOI
2h 07mnonstop
5:22 pm - 6:29 pmBOI-PHX
2h 07mnonstop
$143American Airlines
Find Deal
Fri, Sep 6 - Mon, Sep 9
2:05 pm - 5:17 pmPHX-BOI
2h 12mnonstop
12:20 pm - 7:51 pmBOI-PHX
8h 31m1 stop
Thu, Sep 26 - Mon, Sep 30
1:45 pm - 4:57 pmPHX-BOI
2h 12mnonstop
12:20 pm - 7:51 pmBOI-PHX
8h 31m1 stop
Fri, Sep 6 - Mon, Sep 9
11:30 am - 8:23 pmPHX-BOI
7h 53m1 stop
7:10 pm - 11:40 pmBOI-PHX
5h 30m1 stop
$165Delta
Find Deal
Fri, Sep 27 - Mon, Sep 30
6:00 am - 12:14 pmPHX-BOI
5h 14m1 stop
7:50 pm - 11:59 pmBOI-PHX
5h 09m1 stop
$198Alaska Airlines
Find Deal
Tue, Jul 9 - Tue, Jul 16
3:05 pm - 6:14 pmPHX-BOI
2h 09mnonstop
1:16 pm - 2:25 pmBOI-PHX
2h 09mnonstop
$199Alaska Airlines
Find Deal
Fri, Aug 9 - Fri, Aug 16
11:15 am - 8:31 pmPHX-BOI
8h 16m1 stop
11:55 am - 3:56 pmBOI-PHX
5h 01m1 stop
$248Delta
Find Deal
Thu, Aug 1 - Sun, Aug 4

Flights from Phoenix to Boise - Travel Insights & Trends

Get data-powered insights and trends into flights from Phoenix to Boise to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest Phoenix to Boise flight route?

The cheapest price for flight routes found by users searching on KAYAK in the last 2 weeks for one-way flights from Phoenix to Boise.
Our data shows that the cheapest route for a one-way flight from Phoenix to Boise cost $134 and was between Phoenix-Mesa Gateway Airport and Boise. On average, the best prices are found if you fly this route. The average price for a return flight for this route is $97.

What’s the cheapest day of the week to fly from Phoenix to Boise?

The average price of all flights from Phoenix to Boise clicked on KAYAK for each day over the last 12 months.
When flying from Phoenix to Boise, you should consider leaving on a Tuesday and avoid Sundays if you are looking for the best rates. For your return to Phoenix, you’ll find the best rates on Tuesdays and the most expensive ones on Sundays.

What is the cheapest month to fly from Phoenix to Boise?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Phoenix to Boise, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Phoenix to Boise is September, where tickets cost $214 on average. On the other hand, the most expensive months are March and May, where the average cost of tickets is $363 and $336 respectively.

How far in advance should I book a flight from Phoenix to Boise?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Phoenix to Boise, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Phoenix to Boise, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 49 days before departure.

Which airlines provide the cheapest flights from Phoenix to Boise?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
The cheapest return flight ticket from Phoenix to Boise found by KAYAK users in the last 72 hours was for $79 on Allegiant Air, followed by Spirit Airlines ($99). One-way flight deals have also been found from as low as $35 on Spirit Airlines and from $60 on Allegiant Air.

Which airlines fly non-stop between Phoenix and Boise?

Airline and price data is aggregated from results in KAYAK’s search results from the last 2 weeks for flights from Phoenix to Boise.
There are 4 airlines that fly nonstop from Phoenix to Boise. They are: Alaska Airlines, Allegiant Air, American Airlines and Southwest. The cheapest price of all airlines flying this route was found with Allegiant Air at $49 for a one-way flight. On average, the best prices for this route can be found at Allegiant Air.

How many flights are there between Phoenix and Boise per day?

Each day, there are between 6 and 10 nonstop flights that take off from Phoenix and land in Boise, with an average flight time of 2h 02m. The most common departure time is 10:00 am and most flights take off in the afternoon. Each week, there are 55 flights. The most frequent day of departure is Friday, when 18% of all weekly flights depart. The fewest flights depart on a Tuesday.

Which cabin class options are there for flights between Phoenix and Boise?

The average price of flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There are 3 cabin class options for the route. These are First, Business and Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

How long does a flight from Phoenix to Boise take?

There are no direct flights for this route. The shortest travel duration to get to Boise from Phoenix is 1h 59m.

Good to know

Cheapest flight

$35
Flight from Phoenix Sky Harbor Airport to Boise

When to book flights from Phoenix to Boise

Are your dates flexible? Find out the best times to travel from Phoenix to Boise based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Phoenix to Boise

  • What is the cheapest flight from Phoenix to Boise?

    In the last 3 days, the lowest price for a flight from Phoenix to Boise was $35 for a one-way ticket and $79 for a round-trip.

  • Do I need a passport to fly between Phoenix and Boise?

    Yes, you'll most likely have to show a valid passport before boarding the plane in Phoenix and on arrival in Boise.

  • Which airports will I be using when flying from Phoenix to Boise?

    On your way to Boise, you’ll fly out from one of these Phoenix airports: Phoenix-Mesa Gateway or Phoenix Sky Harbor Intl. You’ll be landing at Boise Air Term. Gowen Fld.

  • Which aircraft models fly most regularly from Phoenix to Boise?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Phoenix to Boise?

    oneworld, SkyTeam, and Star Alliance are the airline alliances operating flights between Phoenix and Boise, with oneworld being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Phoenix to Boise?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Phoenix to Boise.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Phoenix to Boise?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Boise from Phoenix is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Phoenix to Boise?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Boise with an airline and back to Phoenix with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Phoenix to Boise?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Boise from Phoenix up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly non-stop from Phoenix to Boise?

Find which airlines fly direct from Phoenix to Air Term. Gowen Fld, which days they fly and book direct flights.

Nonstop departures

Phoenix to Boise Air Term. Gowen Fld

Monday

Alaska Airlines, Allegiant Air, American Airlines, +1 more

Alaska Airlines, Allegiant Air, +2 more

Tuesday

American Airlines, Southwest

American Airlines, Southwest

Wednesday

American Airlines, Southwest

American Airlines, Southwest

Thursday

Alaska Airlines, American Airlines, Southwest

Alaska Airlines, American Airlines, +1 more

Friday

Alaska Airlines, Allegiant Air, American Airlines, +1 more

Alaska Airlines, Allegiant Air, +2 more

Saturday

American Airlines, Southwest

American Airlines, Southwest

Sunday

Alaska Airlines, American Airlines, Southwest

Alaska Airlines, American Airlines, +1 more

See more direct flights

Nonstop returns

Boise Air Term. Gowen Fld to Phoenix

Monday

Alaska Airlines, Allegiant Air, American Airlines, +2 more

Alaska Airlines, Allegiant Air, +3 more

Tuesday

American Airlines, Southwest

American Airlines, Southwest

Wednesday

American Airlines, Southwest

American Airlines, Southwest

Thursday

Alaska Airlines, American Airlines, Condor, +1 more

Alaska Airlines, American Airlines, +2 more

Friday

Alaska Airlines, Allegiant Air, American Airlines, +1 more

Alaska Airlines, Allegiant Air, +2 more

Saturday

American Airlines, Southwest

American Airlines, Southwest

Sunday

Alaska Airlines, American Airlines, Southwest

Alaska Airlines, American Airlines, +1 more

See more direct flights
See more direct flights

Book cheap flights from Phoenix to Boise

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Phoenix to Boise found on KAYAK in the last 72 hours.
6/18Tue
1 stopSpirit Airlines
9h 07mPHX-BOI
$35
6/25Tue
1 stopSpirit Airlines
5h 23mPHX-BOI
$41
7/15Mon
nonstopAllegiant Air
2h 03mAZA-BOI
$60
9/19Thu
nonstopAmerican Airlines
2h 07mPHX-BOI
$66
9/19Thu
1 stopDelta
6h 09mPHX-BOI
$78
7/1Mon
nonstopAllegiant Air
2h 05mAZA-BOI
$91
7/24Wed
1 stopDelta
6h 13mPHX-BOI
$99
8/1Thu
nonstopAlaska Airlines
2h 09mPHX-BOI
$100
7/15Mon
nonstopAlaska Airlines
2h 09mPHX-BOI
$125
7/4Thu
nonstopAmerican Airlines
1h 59mPHX-BOI
$130

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Last minute flights from Phoenix to Boise

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Phoenix to Boise that are departing in the next 10 days.
6/13Thu
multi-stopSpirit Airlines
7h 33mPHX-BOI
6/18Tue
multi-stopSpirit Airlines
14h 36mBOI-PHX
$215
6/13Thu
multi-stopSpirit Airlines
7h 33mPHX-BOI
6/19Wed
multi-stopSpirit Airlines
14h 47mBOI-PHX
$222
6/14Fri
nonstopAllegiant Air
2h 05mAZA-BOI
6/21Fri
nonstopAllegiant Air
2h 07mBOI-AZA
$316
6/13Thu
multi-stop
7h 33mPHX-BOI
6/28Fri
nonstop
2h 09mBOI-PHX
$369
6/16Sun
multi-stop
29h 44mPHX-BOI
6/17Mon
multi-stop
13h 13mBOI-PHX
$373
6/14Fri
nonstopAllegiant Air
2h 05mAZA-BOI
6/17Mon
nonstopAllegiant Air
2h 07mBOI-AZA
$385
6/16Sun
nonstopAlaska Airlines
2h 09mPHX-BOI
6/17Mon
nonstopAlaska Airlines
2h 09mBOI-PHX
$415
6/12Wed
nonstopAlaska Airlines
2h 09mPHX-BOI
6/18Tue
multi-stopAlaska Airlines
5h 58mBOI-PHX
$517
6/13Thu
nonstopAmerican Airlines
2h 01mPHX-BOI
6/28Fri
nonstopAmerican Airlines
2h 08mBOI-PHX
$523
6/12Wed
nonstopAmerican Airlines
2h 01mPHX-BOI
6/19Wed
nonstopAmerican Airlines
2h 08mBOI-PHX
$543

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Flights to Boise

Destination:

Boise (BOI)United States

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