Find Cheap Flights from Phoenix to Boise (PHX - BOI)

Flights overview

Useful information for finding cheap flights from Phoenix to Boise and booking your next trip

Cheapest round-trip flights	$224	Frontier 1 stop 7 hr Thu, May 28 — Sun, May 31	The cheapest round-trip flight from Phoenix to Boise is currently $224
Cheapest one-way flight	$101	Frontier 1 stop 25 hr Wed, Aug 5	The cheapest one-way flight from Phoenix to Boise is currently $101
Cheapest nonstop flights	$227	Alaska Nonstop 3 hr Sat, Jun 6 — Sun, Jun 7	The cheapest nonstop round-trip flight from Phoenix to Boise is currently $227
Last-minute weekend getaway	$357	American Nonstop 3 hr Thu, May 14 — Sun, May 17	The cheapest last-minute weekend getaway from Phoenix to Boise is currently $357
Cheapest business class flights	$447	Alaska Nonstop 3 hr Sat, Jun 6 — Sun, Jun 7	The cheapest business class round-trip flight from Phoenix to Boise is currently $447

Fastest flight	2 hr	The fastest nonstop flight from Phoenix to Boise takes 2 hr
Nonstop flights	Every day	There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Phoenix to Boise is typically August. The most expensive month to fly is typically May.

August Cheapest	Typical prices: $125–260
May Most expensive	Typical prices: $185–295

Popular airlines from Phoenix to Boise

Southwest

Nonstop

from $227

Typical price: $165–360

15 weekly nonstop flights

PHX - BOI Every day

779 weekly connecting flights

PHX - BOI Every day
American

Nonstop

from $283

Typical price: $195–425

20 weekly nonstop flights

PHX - BOI Every day

52 weekly connecting flights

PHX - BOI Every day
Alaska

Nonstop

from $227

Typical price: $180–400

7 weekly nonstop flights

PHX - BOI Every day

288 weekly connecting flights

PHX - BOI Every day
Delta

from $247

Typical price: $175–470

213 weekly connecting flights

PHX - BOI Every day
United

from $310

Typical price: $230–470

210 weekly connecting flights

PHX - BOI Every day
Frontier

from $224

Typical price: $175–425

18 weekly connecting flights

PHX - BOI Every Tue, Wed, Thu, Fri, Sat, Sun

Popular airports near Phoenix

Phoenix Sky Harbor International Airport (PHX)

Phoenix United States 12 min 3 mi
Mesa Gateway Airport (AZA)

Phoenix United States 25 mi
Tucson International Airport (TUS)

Tucson United States 1 hr 54 min 112 mi
Scottsdale Airport (SCF)

Phoenix United States 32 min 15 mi

Popular airports near Boise

Boise Airport (BOI)

Boise United States 19 min 3 mi
Friedman Memorial Airport (SUN) (SUN)

Sun Valley United States 2 hr 16 min 96 mi
Magic Valley Regional Airport (TWF)

Twin Falls United States 2 hr 9 min 116 mi
Pocatello Regional Airport (PIH)

Pocatello United States 3 hr 17 min 188 mi

Frequently asked questions about flying from Phoenix to Boise

The cheapest flights from Phoenix to Boise are usually in August. Typical ticket prices in August range from $125 to $260.

The cheapest round-trip flight from Phoenix to Boise recently found on Google Flights was with Frontier from $224. The cheapest one-way flight was with Frontier from $101.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Southwest flight from Phoenix to Boise is $227, flying from Jun 6 to Jun 7.
The cheapest American flight from Phoenix to Boise is $283, flying from Jul 11 to Jul 12.
The cheapest Alaska flight from Phoenix to Boise is $227, flying from Jun 6 to Jun 7.
The cheapest Delta flight from Phoenix to Boise is $247, flying from Jun 6 to Jun 7.
The cheapest United flight from Phoenix to Boise is $310, flying from Aug 1 to Aug 2.
The cheapest Frontier flight from Phoenix to Boise is $224, flying from May 28 to May 31.

The cheapest round-trip flight from Phoenix to Boise starts at $224 from Thu, May 28 to Sun, May 31. The cheapest one-way flight starts at $101 and departs on Wed, Aug 5.

2 hr is the shortest flight time from Phoenix to Boise.

The most popular time to visit Boise is summer (Jun–Aug), when days are typically hot and dry. Temperatures can drop below freezing in winter (Nov–Feb). Big-name acts and local bands perform at the Boise Music Festival (Jun).

It's easy to use Google Flights to find the cheapest days to fly from Phoenix to Boise.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Phoenix to Boise really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Phoenix to Boise.

In terms of nonstop flights, American is the most popular. American offers 20 nonstop flights and 52 connecting flights per week. American flies from Phoenix Sky Harbor International Airport (PHX) to Boise Airport (BOI) .

In terms of flights, Southwest is the most popular. Southwest offers 15 nonstop flights and 779 connecting flights per week. Southwest flies from Phoenix Sky Harbor International Airport (PHX) to Boise Airport (BOI) .

Other popular airlines flying from Phoenix to Boise are:

Alaska offers 7 nonstop flights and 288 connecting flights per week. Alaska flies from Phoenix Sky Harbor International Airport (PHX) to Boise Airport (BOI) .
Delta offers 213 connecting flights per week. Delta flies from Phoenix Sky Harbor International Airport (PHX) to Boise Airport (BOI) .
United offers 210 connecting flights per week. United flies from Phoenix Sky Harbor International Airport (PHX) to Boise Airport (BOI) .
Frontier offers 18 connecting flights per week. Frontier flies from Phoenix Sky Harbor International Airport (PHX) to Boise Airport (BOI) .

The number of connecting flights refers to distinct flights with at least one stop between Phoenix and Boise.

The cheapest round-trip flight from Phoenix to Boise recently found on Google Flights was with Frontier from $224. The cheapest one-way flight was with Frontier from $101.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Southwest flight from Phoenix to Boise is $227, flying from Jun 6 to Jun 7.
The cheapest American flight from Phoenix to Boise is $283, flying from Jul 11 to Jul 12.
The cheapest Alaska flight from Phoenix to Boise is $227, flying from Jun 6 to Jun 7.
The cheapest Delta flight from Phoenix to Boise is $247, flying from Jun 6 to Jun 7.
The cheapest United flight from Phoenix to Boise is $310, flying from Aug 1 to Aug 2.
The cheapest Frontier flight from Phoenix to Boise is $224, flying from May 28 to May 31.

American, Southwest and Alaska fly direct from Phoenix to Boise.

There are 15 Southwest direct flights from Phoenix to Boise per week. Flights are available every day.
There are 20 American direct flights from Phoenix to Boise per week. Flights are available every day.
There are 7 Alaska direct flights from Phoenix to Boise per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Phoenix and Boise at price $357 is offered by American from Thu, May 14 to Sun, May 17.

American, Southwest and Alaska fly direct from Phoenix to Boise.

There are 15 Southwest direct flights from Phoenix to Boise per week. Flights are available every day.
There are 20 American direct flights from Phoenix to Boise per week. Flights are available every day.
There are 7 Alaska direct flights from Phoenix to Boise per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are direct flights from Phoenix to Boise on a daily basis.

The cheapest direct (nonstop) round-trip flights between Phoenix and Boise start at $227 from Sat, Jun 6 to Sun, Jun 7 with Alaska.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Phoenix to Boise, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Phoenix and Boise start at $447 from Sat, Jun 6 to Sun, Jun 7 with Alaska.

The cheapest economy class round-trip flights between Phoenix and Boise start at $224 from Thu, May 28 to Sun, May 31.

To book business class trips from Phoenix to Boise, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Phoenix and Boise starts at $357 from Thu, May 14 to Sun, May 17 with American.

The cheapest last-minute deal between Phoenix and Boise at price $357 is offered by American from Thu, May 14 to Sun, May 17.

To find last-minute flight deals from Phoenix to Boise, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.