$179+ Cheap flights from Boise

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BOI — SYD
26 Nov — 3 Dec1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Boise

Discover essential information about flights departing from Boise, including flight schedules, destinations, airlines operating at the Boise airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 27 October 2025.

Good one-way deal

$134 or less
Price to beat on a one-way flight from Boise Air Term. Gowen Fld.
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Cheapest flights from Boise
Explore the most affordable flight options available from Boise. Find the lowest fares based on data from user searches, with prices last updated on 27 October 2025.

Mon 9/320:30BOI - AUS
1 stop7h 45mHawaiian Airlines
Tue 10/316:09AUS - BOI
1 stop7h 47mHawaiian Airlines
Deal found 26/10$422
Fri 12/1208:45BOI - AUS
1 stop8h 09mDelta
Mon 15/1219:23AUS - BOI
1 stop6h 19mDelta
Deal found 27/10$425
Wed 10/1209:59BOI - AUS
2 stops11h 10mAlaska Airlines
Wed 17/1217:46AUS - BOI
1 stop7h 09mAlaska Airlines
Deal found 26/10$453
Tue 2/1217:59BOI - AUS
1 stop20h 21mAlaska Airlines
Thu 4/1206:00AUS - BOI
2 stops11h 16mAlaska Airlines
Deal found 25/10$468
Fri 26/1208:20BOI - AUS
1 stop8h 55mDelta
Fri 16/112:48AUS - BOI
1 stop9h 09mDelta
Deal found 26/10$509
Wed 19/1114:11BOI - AUS
2 stops8h 48mUnited Airlines
Fri 21/1107:30AUS - BOI
1 stop7h 00mUnited Airlines
Deal found 27/10$514
Mon 16/206:00BOI - AUS
1 stop5h 55mAlaska Airlines
Sun 22/218:30AUS - BOI
2 stops25h 46mAlaska Airlines
Deal found 26/10$525
Sat 13/1207:00BOI - AUS
1 stop6h 16mAlaska Airlines
Mon 19/108:30AUS - BOI
2 stops15h 31mAlaska Airlines
Deal found 25/10$526
Fri 13/220:30BOI - AUS
1 stop7h 45mAlaska Airlines
Sun 15/208:30AUS - BOI
2 stops12h 10mAlaska Airlines
Deal found 24/10$529
Tue 2/1214:20BOI - AUS
2 stops8h 32mUnited Airlines
Thu 4/1205:30AUS - BOI
2 stops9h 09mUnited Airlines
Deal found 25/10$531
Thu 15/116:04BOI - AUS
2 stops19h 31mAlaska Airlines
Sun 18/108:30AUS - BOI
2 stops15h 31mAlaska Airlines
Deal found 25/10$542
Wed 12/1107:35BOI - AUS
2 stops13h 38mAlaska Airlines
Sat 15/1106:00AUS - BOI
1 stop6h 33mAlaska Airlines
Deal found 25/10$545

Find flights from Boise within your budget

 
Find flights departing from Boise that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 27 October 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Sydney

Route

Depart

Return

Price

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Fri 13/2

06:00-12:55

1 stop5h 55m

Austin Bergstrom

Sun 15/2

13:55-19:40

1 stop6h 45m

$422

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Sat 13/12

13:54-23:51

1 stop8h 57m

Austin Bergstrom

Mon 19/1

05:30-12:31

1 stop8h 01m

$425

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Fri 12/12

17:58-00:43

1 stop5h 45m

Austin Bergstrom

Mon 15/12

18:15-00:09

1 stop6h 54m

$425

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Wed 10/12

09:59-22:09

2 stops11h 10m

Austin Bergstrom

Wed 17/12

17:46-23:55

1 stop7h 09m

$453

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Tue 2/12

17:59-15:20

1 stop20h 21m

Austin Bergstrom

Thu 4/12

06:00-16:16

2 stops11h 16m

$468

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Fri 26/12

08:20-18:15

1 stop8h 55m

Austin Bergstrom

Fri 16/1

12:48-20:57

1 stop9h 09m

$509

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Wed 19/11

14:11-23:59

2 stops8h 48m

Austin Bergstrom

Fri 21/11

07:30-13:30

1 stop7h 00m

$514

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Mon 16/2

06:00-12:55

1 stop5h 55m

Austin Bergstrom

Sun 22/2

18:30-19:16

2 stops25h 46m

$525

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Sat 13/12

07:00-14:16

1 stop6h 16m

Austin Bergstrom

Mon 19/1

08:30-23:01

2 stops15h 31m

$526

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Tue 2/12

14:20-23:52

2 stops8h 32m

Austin Bergstrom

Thu 4/12

05:30-13:39

2 stops9h 09m

$531

Flights are sorted by cheapest return flights first.

Deals found on 26/10

Showing 1-10 of 41 results
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Best time to book a flight from Boise

Have a flexible travel schedule? Discover the best time to fly from Boise with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Boise

Get recent, data-driven insights about flights from Boise including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Boise?

Currently, September is the cheapest month in which you can book a flight from Boise (average of $1,359). Flying from Boise in July will prove the most costly (average of $2,234). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from Boise?

Boise offers frequent flights to Seattle (300 flights per day), Los Angeles (191 flights per day) and Chicago (102 flights per day).

Seattle/Tacoma Intl
Seattle/Tacoma Intl
From $134

What is the cheapest place to fly to from Boise?

The cheapest city to fly to from Boise is Seattle/Tacoma Intl, with prices starting at $134. Explore other affordable destinations below.

Seattle/Tacoma Intl
Seattle/Tacoma Intl
From $134

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Related info for your journey

Access useful and relevant information related to your journey from Boise. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 27 October 2025.

  • What are the most popular destinations to fly to from Boise?

    For the current month, the most popular flights from Boise are Denver, Dallas/Fort Worth Airport, Boston. Denver, Dallas/Fort Worth Airport, Cancún are the most popular locations from Boise year round.

  • What is the cheapest flight from Boise to anywhere?

    Users have flown out of Boise for as low as $134 to Seattle (prices may vary depending on the airline and departure time). On average, users have booked flights for $179 to fly from Boise.

  • What is the cheapest month to fly from Boise?

    Currently, the cheapest month for flights from Boise is September. The most expensive month for flights is July. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from Boise?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Boise today with Cheapflights!

  • Why should you use Cheapflights to find cheap flight tickets from Boise?

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Boise for you. Better yet — we are completely free to use.

  • Can Cheapflights find flights from Boise with no change fees?

    Certainly. Search results for flights from Boise shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

  • Can Cheapflights notify me if prices for flights from Boise become cheaper?

    Yes, Cheapflights offers price alerts on flights from Boise so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Boise?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Boise today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Boise?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Boise for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Boise with no change fees?

Certainly. Search results for flights from Boise shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Boise become cheaper?

Yes, Cheapflights offers price alerts on flights from Boise so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

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