Find Cheap Flights from Boise to Austin (BOI - AUS)

Flights overview

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

Cheapest round-trip flights	$210	Frontier 1 stop 6 hr Thu, Jun 4 — Wed, Jun 10	The cheapest round-trip flight from Boise to Austin is currently $210
Cheapest one-way flight	$105	Frontier 1 stop 6 hr Thu, Jun 4	The cheapest one-way flight from Boise to Austin is currently $105
Last-minute weekend getaway	$708	Frontier 1 stop 6 hr Thu, May 7 — Mon, May 11	The cheapest last-minute weekend getaway from Boise to Austin is currently $708
Cheapest business class flights	$448	Frontier 1 stop 20 hr Sun, May 31 — Sat, Jun 6	The cheapest business class round-trip flight from Boise to Austin is currently $448

Fastest flight	4 hr 25 min	The fastest flight with stops from Boise to Austin takes 4 hr 25 min
Nonstop flights	None	There are no direct flights on this route.

When is the cheapest time to fly?

The cheapest month to fly from Boise to Austin is typically October. The most expensive month to fly is typically July.

October Cheapest	Typical prices: $165–425
July Most expensive	Typical prices: $285–470

Popular airlines from Boise to Austin

Southwest

from $362

Typical price: $280–610

606 weekly connecting flights

BOI - AUS Every day
United

from $362

Typical price: $285–660

261 weekly connecting flights

BOI - AUS Every day
Delta

from $357

Typical price: $275–670

223 weekly connecting flights

BOI - AUS Every day
American

from $357

Typical price: $290–680

172 weekly connecting flights

BOI - AUS Every day
Alaska

from $373

Typical price: $285–660

142 weekly connecting flights

BOI - AUS Every day
Frontier

from $210

Typical price: $185–475

6 weekly connecting flights

BOI - AUS Every Thu, Sun

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 16 min 188 mi

Popular airports near Austin

Austin-Bergstrom International Airport (AUS)

Austin United States 24 min 6 mi
Dallas Fort Worth International Airport (DFW)

Dallas United States 3 hr 14 min 186 mi
George Bush Intercontinental Airport (IAH)

Houston United States 2 hr 44 min 144 mi
San Antonio International Airport (SAT)

San Antonio United States 1 hr 16 min 66 mi

Frequently asked questions about flying from Boise to Austin

The cheapest flights from Boise to Austin are usually in October. Typical ticket prices in October range from $165 to $425.

The cheapest round-trip flight from Boise to Austin recently found on Google Flights was with Frontier from $210. The cheapest one-way flight was with Frontier from $105.

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

The cheapest Southwest flight from Boise to Austin is $362, flying from May 30 to Jun 6.
The cheapest United flight from Boise to Austin is $362, flying from May 28 to Jun 3.
The cheapest Delta flight from Boise to Austin is $357, flying from May 30 to Jun 6.
The cheapest American flight from Boise to Austin is $357, flying from May 30 to Jun 6.
The cheapest Alaska flight from Boise to Austin is $373, flying from Jul 30 to Aug 5.
The cheapest Frontier flight from Boise to Austin is $210, flying from Jun 4 to Jun 10.

The cheapest round-trip flight from Boise to Austin starts at $210 from Thu, Jun 4 to Wed, Jun 10. The cheapest one-way flight starts at $105 and departs on Thu, Jun 4.

4 hr 25 min is the shortest flight time from Boise to Austin.

Austin has mild winters and very hot, humid summers that make some outdoor activities inadvisable. Most visitors arrive Mar–Sep. Spring sees crowds for the South by Southwest (SXSW) music and film festival (Mar) and the blooming of the bluebonnet (mid-Mar–mid Apr), which is the Texas state flower. Hotels are especially crowded during college graduation weekends (May). Fall's popular events are the Austin City Limits music festival (Sep), college football season (Sep–Nov) and the Austin Film Festival (Oct).

It's easy to use Google Flights to find the cheapest days to fly from Boise to Austin.
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 Boise to Austin 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 Boise to Austin.

In terms of flights, Southwest is the most popular. Southwest offers 606 connecting flights per week. Southwest flies from Boise Airport (BOI) to Austin-Bergstrom International Airport (AUS) .

Other popular airlines flying from Boise to Austin are:

United offers 261 connecting flights per week. United flies from Boise Airport (BOI) to Austin-Bergstrom International Airport (AUS) .
Delta offers 223 connecting flights per week. Delta flies from Boise Airport (BOI) to Austin-Bergstrom International Airport (AUS) .
American offers 172 connecting flights per week. American flies from Boise Airport (BOI) to Austin-Bergstrom International Airport (AUS) .
Alaska offers 142 connecting flights per week. Alaska flies from Boise Airport (BOI) to Austin-Bergstrom International Airport (AUS) .
Frontier offers 6 connecting flights per week. Frontier flies from Boise Airport (BOI) to Austin-Bergstrom International Airport (AUS) .

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

The cheapest round-trip flight from Boise to Austin recently found on Google Flights was with Frontier from $210. The cheapest one-way flight was with Frontier from $105.

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

The cheapest Southwest flight from Boise to Austin is $362, flying from May 30 to Jun 6.
The cheapest United flight from Boise to Austin is $362, flying from May 28 to Jun 3.
The cheapest Delta flight from Boise to Austin is $357, flying from May 30 to Jun 6.
The cheapest American flight from Boise to Austin is $357, flying from May 30 to Jun 6.
The cheapest Alaska flight from Boise to Austin is $373, flying from Jul 30 to Aug 5.
The cheapest Frontier flight from Boise to Austin is $210, flying from Jun 4 to Jun 10.

No airline flies direct from Boise to Austin.

There are 606 Southwest connecting flights from Boise to Austin per week. Flights are available every day.
There are 261 United connecting flights from Boise to Austin per week. Flights are available every day.
There are 223 Delta connecting flights from Boise to Austin per week. Flights are available every day.
There are 172 American connecting flights from Boise to Austin per week. Flights are available every day.
There are 142 Alaska connecting flights from Boise to Austin per week. Flights are available every day.
There are 6 Frontier connecting flights from Boise to Austin per week. Flights are available on Thursday and Sunday.

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

The cheapest last-minute deal between Boise and Austin at price $708 is offered by Frontier from Thu, May 7 to Mon, May 11.

No airline flies direct from Boise to Austin.

There are 606 Southwest connecting flights from Boise to Austin per week. Flights are available every day.
There are 261 United connecting flights from Boise to Austin per week. Flights are available every day.
There are 223 Delta connecting flights from Boise to Austin per week. Flights are available every day.
There are 172 American connecting flights from Boise to Austin per week. Flights are available every day.
There are 142 Alaska connecting flights from Boise to Austin per week. Flights are available every day.
There are 6 Frontier connecting flights from Boise to Austin per week. Flights are available on Thursday and Sunday.

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

There are no direct flights from Boise to Austin.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Boise to Austin, 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 Boise and Austin start at $448 from Sun, May 31 to Sat, Jun 6 with Frontier.

The cheapest economy class round-trip flights between Boise and Austin start at $210 from Thu, Jun 4 to Wed, Jun 10.

To book business class trips from Boise to Austin, 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 Boise and Austin starts at $708 from Thu, May 7 to Mon, May 11 with Frontier.

The cheapest last-minute deal between Boise and Austin at price $708 is offered by Frontier from Thu, May 7 to Mon, May 11.

To find last-minute flight deals from Boise to Austin, 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.