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Southwest Airlines Flights to Boise

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Book Southwest Airlines Flights to Boise

Southwest Airlines serves Boise Airport (BOI) in Idaho with nonstop flights from several Western cities. Boise has been one of the fastest-growing metro areas in the US, and Southwest's service here connects the city to Denver, Las Vegas, Phoenix, Oakland, San Diego, and other destinations. The airport is just 3 miles south of downtown Boise.

Southwest Airlines Flight Details and Travel Information for Flights to Boise

US Departure Airports for Southwest Airlines Flights to Boise

<p><span style="font-size:11pt; font-variant:normal; white-space:pre-wrap"><span style="font-family:Lexend,sans-serif"><span style="color:#000000"><span style="font-weight:700"><span style="font-style:normal"><span style="text-decoration:none">Denver International Airport (DEN)</span></span></span></span></span></span></p>

Denver International Airport (DEN)

Denver to Boise runs about 2 hours 15 minutes nonstop. This is a high-frequency Southwest route connecting two Mountain West cities.

<p><span style="font-size:11pt; font-variant:normal; white-space:pre-wrap"><span style="font-family:Lexend,sans-serif"><span style="color:#000000"><span style="font-weight:700"><span style="font-style:normal"><span style="text-decoration:none">Las Vegas Harry Reid International Airport (LAS)</span></span></span></span></span></span></p>

Las Vegas Harry Reid International Airport (LAS)

Las Vegas to Boise takes about 1 hour 45 minutes nonstop. A popular leisure route for Idaho travelers heading to Nevada.

<p><span style="font-size:11pt; font-variant:normal; white-space:pre-wrap"><span style="font-family:Lexend,sans-serif"><span style="color:#000000"><span style="font-weight:700"><span style="font-style:normal"><span style="text-decoration:none">Phoenix Sky Harbor International Airport (PHX)</span></span></span></span></span></span></p>

Phoenix Sky Harbor International Airport (PHX)

Phoenix to Boise is about 2 hours 15 minutes nonstop. Good connectivity for Southwest travelers from the Desert Southwest.

<p><span style="font-size:11pt; font-variant:normal; white-space:pre-wrap"><span style="font-family:Lexend,sans-serif"><span style="color:#000000"><span style="font-weight:700"><span style="font-style:normal"><span style="text-decoration:none">Oakland International Airport (OAK)</span></span></span></span></span></span></p>

Oakland International Airport (OAK)

Oakland to Boise runs about 1 hour 50 minutes nonstop. Southwest's Bay Area base connects Northern California to Idaho.

Boise Airport Arrival Guide for Southwest Airlines Flights from the USA


  • Terminal: Single terminal with recent expansion

  • Transport: Rental cars, taxis, rideshare (Uber/Lyft), ValleyRide bus

  • Distance to Downtown Boise: About 3 miles, roughly 10 minutes by car

  • Distance to Sun Valley: About 150 miles, roughly 2.5 hours by car


BOI is one of the closest airports to its downtown in the country. Boise's Basque Block, Boise River Greenbelt, and the Boise State campus are all within a short drive.

Book Southwest Airlines Flights to Boise

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Best Time to Book Southwest Airlines Flights to Boise


1

Cheapest Months to Travel

January and February typically offer the lowest fares to Boise. Shoulder season months also bring good deals as tourist demand drops.

2

Peak Travel Seasons to Avoid

Peak travel times for Boise vary, but holiday periods (Thanksgiving, Christmas, spring break) consistently push fares higher.

3

Best Time to Book

Book 4 to 8 weeks ahead for the best prices. Southwest's no-change-fee policy lets you rebook if fares drop later.

4

Midweek Advantage

Tuesday and Wednesday flights almost always cost less than weekend departures. The savings can be $30 to $60 each way.

5

Time Zone Info

Mountain Time Zone (MT), same as Denver

What Fare Classes Are Available on Southwest Airlines Flights to Boise?


Fully refundable with same-day change and standby privileges. Earns 10x Rapid Rewards points.


Business Select gives you A1-A15 boarding priority, a premium drink voucher, and 12x Rapid Rewards points per dollar. On full flights, the early boarding is the biggest perk.


Southwest operates an all-Boeing 737 fleet with a single cabin class. Seats are 17.1 inches wide with 32 to 33 inches of pitch. Every ticket includes two free checked bags and no change fees.

Frequently Asked Questions 

Does Southwest fly to Boise?

How much are Southwest flights to Boise?

What time zone is Boise in?

What airport does Southwest use in Boise?

How far is Boise Airport from Sun Valley?

Does Southwest have free bags for Boise flights?

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