Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Phoenix to Boise from $66

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix to Boise departing on 2/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Phoenix to Boise

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
2:35 pm - 4:47 pm
AZA
-
BOI
2h 12mnonstop
Allegiant Air Logo
5:37 pm - 7:53 pm
BOI
-
AZA
2h 16mnonstop
$114Allegiant Air
Fri, Feb 27 - Mon, Mar 2
Southwest Logo
7:00 pm - 10:05 pm
PHX
-
BOI
2h 05mnonstop
Southwest Logo
7:05 am - 8:10 am
BOI
-
PHX
2h 05mnonstop
$140Southwest
Sat, May 2 - Sat, May 16
Allegiant Air Logo
2:01 pm - 5:13 pm
AZA
-
BOI
2h 12mnonstop
Allegiant Air Logo
6:03 pm - 7:13 pm
BOI
-
AZA
2h 10mnonstop
$141Allegiant Air
Fri, Mar 27 - Mon, Mar 30
Frontier Logo
6:00 am - 11:51 am
PHX
-
BOI
5h 51m
1 stop
Frontier Logo
12:15 pm - 8:14 pm
BOI
-
PHX
8h 59m
1 stop
$147Frontier
Thu, Mar 5 - Sun, Mar 8
Southwest Logo
10:05 am - 4:15 pm
PHX
-
BOI
5h 10m
1 stop
Southwest Logo
4:50 pm - 5:55 pm
BOI
-
PHX
2h 05mnonstop
$150Southwest
Sat, May 2 - Sat, May 16
Delta Logo
5:35 pm - 11:45 pm
PHX
-
BOI
5h 10m
1 stop
Delta Logo
7:30 pm - 11:58 pm
BOI
-
PHX
5h 28m
1 stop
$151Delta
Thu, Mar 26 - Thu, Apr 2
Alaska Airlines Logo
3:18 pm - 6:30 pm
PHX
-
BOI
2h 12mnonstop
Alaska Airlines Logo
1:25 pm - 2:36 pm
BOI
-
PHX
2h 11mnonstop
$157Alaska Airlines
Wed, Apr 29 - Sat, May 2
Frontier Logo
6:00 am - 11:51 am
PHX
-
BOI
5h 51m
1 stop
Frontier Logo
12:15 pm - 5:56 pm
BOI
-
PHX
30h 41m
2 stops
$162Frontier
Thu, Mar 5 - Sun, Mar 8
Alaska Airlines Logo
3:18 pm - 6:30 pm
PHX
-
BOI
2h 12mnonstop
Alaska Airlines Logo
6:00 am - 11:14 am
BOI
-
PHX
6h 14m
1 stop
$167Alaska Airlines
Wed, Apr 29 - Sat, May 2
American Airlines Logo
8:25 pm - 11:41 pm
PHX
-
BOI
2h 16mnonstop
American Airlines Logo
2:14 pm - 3:25 pm
BOI
-
PHX
2h 11mnonstop
$173American Airlines
Thu, Apr 9 - Sat, Apr 11

Allegiant Air flights from Phoenix to Boise

Our best Allegiant Air deals on Phoenix to Boise flight tickets
Allegiant Air
Feb 27
AZA2:35 pmPhoenix-Mesa Gateway
2h 12m
BOI4:47 pmBoise Air Term. Gowen Fld
Mar 2
BOI5:37 pmBoise Air Term. Gowen Fld
2h 16m
AZA7:53 pmPhoenix-Mesa Gateway
$114
Allegiant Air
Mar 27
AZA2:01 pmPhoenix-Mesa Gateway
2h 12m
BOI5:13 pmBoise Air Term. Gowen Fld
Mar 30
BOI6:03 pmBoise Air Term. Gowen Fld
2h 10m
AZA7:13 pmPhoenix-Mesa Gateway
$141
Allegiant Air
Feb 13
AZA2:38 pmPhoenix-Mesa Gateway
2h 13m
BOI4:51 pmBoise Air Term. Gowen Fld
Feb 16
BOI5:41 pmBoise Air Term. Gowen Fld
2h 17m
AZA7:58 pmPhoenix-Mesa Gateway
$180

Southwest flights from Phoenix to Boise

Our best Southwest deals on Phoenix to Boise flight tickets
Southwest
May 2
PHX7:00 pmPhoenix Sky Harbor Intl
2h 05m
BOI10:05 pmBoise Air Term. Gowen Fld
May 16
BOI7:05 amBoise Air Term. Gowen Fld
2h 05m
PHX8:10 amPhoenix Sky Harbor Intl
$140
Southwest
May 2
PHX10:05 amPhoenix Sky Harbor Intl
5h 10m
1 stop
BOI4:15 pmBoise Air Term. Gowen Fld
May 16
BOI4:50 pmBoise Air Term. Gowen Fld
2h 05m
PHX5:55 pmPhoenix Sky Harbor Intl
$150
Southwest
May 2
PHX2:20 pmPhoenix Sky Harbor Intl
6h 35m
1 stop
BOI9:55 pmBoise Air Term. Gowen Fld
May 16
BOI3:25 pmBoise Air Term. Gowen Fld
6h 00m
1 stop
PHX8:25 pmPhoenix Sky Harbor Intl
$160

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix 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, momondo users made 832,500 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from Phoenix to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

Fri 2/27

2:35 pm-4:47 pm

Nonstop2h 12m

Boise Air Term. Gowen Fld

Mon 3/2

5:37 pm-7:53 pm

Nonstop2h 16m

$114

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Sat 5/2

7:00 pm-10:05 pm

Nonstop2h 05m

Boise Air Term. Gowen Fld

Sat 5/16

7:05 am-8:10 am

Nonstop2h 05m

$140

PhoenixBoise

AZA - BOI

AZABOI

Phoenix-Mesa Gateway

Fri 3/27

2:01 pm-5:13 pm

Nonstop2h 12m

Boise Air Term. Gowen Fld

Mon 3/30

6:03 pm-7:13 pm

Nonstop2h 10m

$141

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Thu 3/5

6:00 am-11:51 am

1 stop5h 51m

Boise Air Term. Gowen Fld

Sun 3/8

12:15 pm-8:14 pm

1 stop8h 59m

$147

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Sat 5/2

10:05 am-4:15 pm

1 stop5h 10m

Boise Air Term. Gowen Fld

Sat 5/16

4:50 pm-5:55 pm

Nonstop2h 05m

$150

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Thu 3/26

5:35 pm-11:45 pm

1 stop5h 10m

Boise Air Term. Gowen Fld

Thu 4/2

7:30 pm-11:58 pm

1 stop5h 28m

$151

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Wed 4/29

3:18 pm-6:30 pm

Nonstop2h 12m

Boise Air Term. Gowen Fld

Sat 5/2

1:25 pm-2:36 pm

Nonstop2h 11m

$157

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Thu 3/5

6:00 am-11:51 am

1 stop5h 51m

Boise Air Term. Gowen Fld

Sun 3/8

12:15 pm-5:56 pm

2 stops30h 41m

$162

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Wed 4/29

3:18 pm-6:30 pm

Nonstop2h 12m

Boise Air Term. Gowen Fld

Sat 5/2

6:00 am-11:14 am

1 stop6h 14m

$167

PhoenixBoise

PHX - BOI

PHXBOI

Phoenix Sky Harbor Intl

Thu 4/9

8:25 pm-11:41 pm

Nonstop2h 16m

Boise Air Term. Gowen Fld

Sat 4/11

2:14 pm-3:25 pm

Nonstop2h 11m

$173

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Boise from

How to get the cheapest flight ticket from Phoenix to Boise

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Boise?

The month of January is, on average, the cheapest month to fly to Boise from Phoenix, with most prices found around $196. If you aren’t able to travel during the month of January, then book flights to Boise from Phoenix during September instead. Flights to Boise in September, while not as cheap as those in January, still average around $197.

What is the cheapest day to depart on your flight to Boise?

Our data shows that Thursday is the least expensive day to fly to Boise. Tickets to fly out on this day can be as low as $226. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $317. These prices are subject to change though, so be sure to set up a Price Alert for flights to Boise.

What is the cheapest time of day to depart on your flight to Boise?

Our data shows that the cheapest Phoenix to Boise flights are usually those with departure times in the afternoon. Our users have found flights to Boise in the afternoon for as low as $197. At noon is when there is more demand to fly to Boise, so prices are often more expensive at around $282 per ticket.

What is the cheapest Phoenix to Boise Air Term. Gowen Fld flight route?

Fly from Phoenix-Mesa Gateway to Boise Air Term. Gowen Fld for the best Phoenix - Boise Air Term. Gowen Fld flight prices

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

You are more likely to see cheaper flights to Boise from Phoenix when booking weeks ahead of your departure date. In general, you can expect to find flights to Boise for around $244 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boise from Phoenix for as low as $182 on momondo.

What cabin class options are available on Phoenix to Boise Air Term. Gowen Fld flights?

There are 4 cabin classes available to choose from on Phoenix to Boise Air Term. Gowen Fld flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Phoenix to Boise flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phoenix to Boise

Fastest flight time

2h 00m

Direct flights

Every day

Airports in Boise

1 airport
The fastest flight from Phoenix to Boise takes 2h 00m
Direct flights go from Phoenix to Boise every day.
There is 1 airport in Boise. From Phoenix there are direct flights to Boise Air Term. Gowen Fld (BOI).
Search flight deals

  • How far is Phoenix to Boise Air Term. Gowen Fld by plane?

    The straight-line distance from Phoenix to Boise Air Term. Gowen Fld is 736.2 mi. 2h 00m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Phoenix to Boise Air Term. Gowen Fld Airport?

    Prices for flights from Phoenix to Boise Air Term. Gowen Fld Airport are updated daily.

  • How many operators does momondo search for flights from Phoenix to Boise Air Term. Gowen Fld Airport?

  • How old do you have to be to fly from Phoenix to Boise Air Term. Gowen Fld Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Phoenix to Boise Air Term. Gowen Fld Airport.

  • What documentation or ID do you need to fly to Boise Air Term. Gowen Fld Airport?

    The travel and health documents you'll need for your trip to Boise Air Term. Gowen Fld Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boise Air Term. Gowen Fld Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Phoenix to Boise

Compare and see reviews for airlines that fly from Phoenix to Boise with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $56Free CancellationRating
7.2
708 reviews
Search Allegiant Air flights
DeltaPriceFrom $81Free CancellationRating
7.9
8,133 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $136Free CancellationRating
7.8
2,830 reviews
Search Hawaiian Airlines flights
SouthwestPriceFrom $141Free CancellationRating
8.0
4,272 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $147Free CancellationRating
8.0
11,831 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $156Free CancellationRating
7.2
11,212 reviews
Search American Airlines flights

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Nampa
Meridian
McCall
Caldwell
Ontario
Eagle

Why use momondo?

Why should I use momondo to find a flight deal from Phoenix to Boise?

It is quick and easy to find Phoenix to Boise flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Boise that suits you.

Can I find flights from Phoenix to Boise with flexible booking policies on momondo?

Yes. All flights to Boise from Phoenix on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Phoenix to Boise?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Boise from Phoenix.

I’m not ready to book a flight from Phoenix to Boise right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Boise, momondo offers a useful price alert feature which will track prices for flights to Boise from Phoenix and alert you when they change.

An easier way to manage your Boise trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 3/5
Thu 3/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States