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	$82	Allegiant Nonstop 3 hr Thu, Dec 4 — Sun, Dec 7	The cheapest round-trip flight from Phoenix to Boise is currently $82
Cheapest one-way flight	$51	Allegiant Nonstop 3 hr Fri, Jan 9	The cheapest one-way flight from Phoenix to Boise is currently $51
Last-minute weekend getaway	$134	Allegiant Nonstop 3 hr Fri, Nov 21 — Mon, Nov 24	The cheapest last-minute weekend getaway from Phoenix to Boise is currently $134
Cheapest business class flights	$363	Alaska Nonstop 3 hr Thu, Jan 8 — Sun, Jan 11	The cheapest business class round-trip flight from Phoenix to Boise is currently $363

Fastest flight	2 hr 10 min	The fastest nonstop flight from Phoenix to Boise takes 2 hr 10 min
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 January. The most expensive month to fly is typically March.

January Cheapest	Typical prices: $125–275
March Most expensive	Typical prices: $185–360

Popular airlines from Phoenix to Boise

Southwest

Nonstop

from $155

Typical price: $175–355

20 weekly nonstop flights

PHX - BOI Every day

546 weekly connecting flights

PHX - BOI Every day
American

Nonstop

from $153

Typical price: $200–415

18 weekly nonstop flights

PHX - BOI Every day

29 weekly connecting flights

PHX - BOI Every day
Alaska

Nonstop

from $153

Typical price: $185–405

13 weekly nonstop flights

PHX - BOI Every day

222 weekly connecting flights

PHX - BOI Every day
United

from $231

Typical price: $195–415

204 weekly connecting flights

PHX - BOI Every day
Delta

from $173

Typical price: $175–435

182 weekly connecting flights

PHX - BOI Every day
Allegiant

Nonstop

from $82

Typical price: $90–210

2 weekly nonstop flights

AZA - BOI Every Mon, Fri

Popular airports near Phoenix

Phoenix Sky Harbor International Airport (PHX)

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

Phoenix United States 41 min 25 mi
Tucson International Airport (TUS)

Tucson United States 1 hr 53 min 112 mi
Scottsdale Airport (SCF)

Phoenix United States 31 min 15 mi

Popular airports near Boise

Boise Airport (BOI)

Boise United States 16 min 3 mi
Friedman Memorial Airport (SUN) (SUN)

Sun Valley United States 2 hr 18 min 96 mi
Magic Valley Regional Airport (TWF)

Twin Falls United States 2 hr 9 min 116 mi
Idaho Falls Regional Airport (IDA)

Idaho Falls United States 3 hr 59 min 206 mi

Frequently asked questions about flying from Phoenix to Boise

When are the cheapest days to fly from Phoenix to Boise?

The cheapest flights from Phoenix to Boise are usually in January. Typical ticket prices in January range from $125 to $275.

Which airlines provide the cheapest flights from Phoenix to Boise?

The cheapest round-trip flight from Phoenix to Boise recently found on Google Flights was with Allegiant from $82. The cheapest one-way flight was with Allegiant from $51.

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

The cheapest Southwest flight from Phoenix to Boise is $155, flying from Feb 12 to Feb 15.
The cheapest American flight from Phoenix to Boise is $153, flying from Jan 15 to Jan 18.
The cheapest Alaska flight from Phoenix to Boise is $153, flying from Jan 8 to Jan 11.
The cheapest United flight from Phoenix to Boise is $231, flying from Jan 17 to Jan 18.
The cheapest Delta flight from Phoenix to Boise is $173, flying from Jan 15 to Jan 18.
The cheapest Allegiant flight from Phoenix to Boise is $82, flying from Dec 4 to Dec 7.

What are the cheapest flights from Phoenix to Boise?

The cheapest round-trip flight from Phoenix to Boise starts at $82 from Thu, Dec 4 to Sun, Dec 7. The cheapest one-way flight starts at $51 and departs on Fri, Jan 9.

How long does it take to fly from Phoenix to Boise?

2 hr 10 min is the shortest flight time from Phoenix to Boise.

When should you fly to Boise, United States?

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).

How do I find cheap dates to fly from Phoenix to Boise?

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 is the best airline to fly from Phoenix to Boise?

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, Southwest is the most popular. Southwest offers 20 nonstop flights and 546 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:

American offers 18 nonstop flights and 29 connecting flights per week. American flies from Phoenix Sky Harbor International Airport (PHX) to Boise Airport (BOI) .
Alaska offers 13 nonstop flights and 222 connecting flights per week. Alaska flies from Phoenix Sky Harbor International Airport (PHX) to Boise Airport (BOI) .
United offers 204 connecting flights per week. United flies from Phoenix Sky Harbor International Airport (PHX) to Boise Airport (BOI) .
Delta offers 182 connecting flights per week. Delta flies from Phoenix Sky Harbor International Airport (PHX) to Boise Airport (BOI) .
Allegiant offers 2 nonstop flights per week. Allegiant flies from Mesa Gateway Airport (AZA) to Boise Airport (BOI) .

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

Which airlines provide the cheapest flights from Phoenix to Boise?

The cheapest round-trip flight from Phoenix to Boise recently found on Google Flights was with Allegiant from $82. The cheapest one-way flight was with Allegiant from $51.

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

The cheapest Southwest flight from Phoenix to Boise is $155, flying from Feb 12 to Feb 15.
The cheapest American flight from Phoenix to Boise is $153, flying from Jan 15 to Jan 18.
The cheapest Alaska flight from Phoenix to Boise is $153, flying from Jan 8 to Jan 11.
The cheapest United flight from Phoenix to Boise is $231, flying from Jan 17 to Jan 18.
The cheapest Delta flight from Phoenix to Boise is $173, flying from Jan 15 to Jan 18.
The cheapest Allegiant flight from Phoenix to Boise is $82, flying from Dec 4 to Dec 7.

Which airlines have direct flights from Phoenix to Boise?

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

There are 20 Southwest direct flights from Phoenix to Boise per week. Flights are available every day.
There are 18 American direct flights from Phoenix to Boise per week. Flights are available every day.
There are 13 Alaska direct flights from Phoenix to Boise per week. Flights are available every day.
There are 2 Allegiant direct flights from Phoenix to Boise per week. Flights are available on Monday and Friday.

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

Which airline provides the cheapest last-minute getaway flight from Phoenix to Boise?

The cheapest last-minute deal between Phoenix and Boise at price $134 is offered by Allegiant from Fri, Nov 21 to Mon, Nov 24.

Which airlines have direct flights from Phoenix to Boise?

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

There are 20 Southwest direct flights from Phoenix to Boise per week. Flights are available every day.
There are 18 American direct flights from Phoenix to Boise per week. Flights are available every day.
There are 13 Alaska direct flights from Phoenix to Boise per week. Flights are available every day.
There are 2 Allegiant direct flights from Phoenix to Boise per week. Flights are available on Monday and Friday.

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

When are direct flights from Phoenix to Boise available?

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

What are the cheapest direct flights from Phoenix to Boise?

The cheapest direct (nonstop) round-trip flights between Phoenix and Boise start at $82 from Thu, Dec 4 to Sun, Dec 7 with Allegiant.

How can I find nonstop flights from Phoenix to Boise?

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.

What are the cheapest business class flights from Phoenix to Boise?

The cheapest business class round-trip flights between Phoenix and Boise start at $363 from Thu, Jan 8 to Sun, Jan 11 with Alaska.

What are the cheapest economy class flights from Phoenix to Boise?

The cheapest economy class round-trip flights between Phoenix and Boise start at $82 from Thu, Dec 4 to Sun, Dec 7.

How can I book business class trips from Phoenix to Boise?

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.

Are there any last-minute deals from Phoenix to Boise next weekend?

The best last-minute getaway deal for the next weekend between Phoenix and Boise starts at $134 from Fri, Nov 21 to Mon, Nov 24 with Allegiant.

Which airline provides the cheapest last-minute getaway flight from Phoenix to Boise?

The cheapest last-minute deal between Phoenix and Boise at price $134 is offered by Allegiant from Fri, Nov 21 to Mon, Nov 24.

How can I find last-minute flight deals from Phoenix to Boise?

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.