$157+ Cheap flights from Boise

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/11. 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
17 Oct — 24 Oct1
1 adult
1 adult, Economy

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 17 September 2025.

Good one-way deal

$131 or less
Price to beat on a one-way flight from Boise Air Term. Gowen Fld.
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Find flights from Boise

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 17 September 2025.

Sat 13/1211:10BOI - AUS
1 stop4h 54mDelta
Mon 19/105:10AUS - BOI
1 stop6h 14mDelta
Deal found 16/9$313
Mon 27/1014:11BOI - AUS
1 stop6h 42mUnited Airlines
Wed 29/1005:30AUS - BOI
2 stops8h 59mUnited Airlines
Deal found 16/9$349
Sat 11/1016:46BOI - AUS
1 stop19h 48mDelta
Tue 14/1007:20AUS - BOI
1 stop8h 45mDelta
Deal found 16/9$364
Mon 12/107:30BOI - AUS
2 stops14h 18mDelta
Wed 21/106:30AUS - BOI
1 stop8h 39mDelta
Deal found 16/9$372
Wed 8/1008:55BOI - AUS
1 stop7h 43mDelta
Tue 14/1007:20AUS - BOI
2 stops13h 56mDelta
Deal found 16/9$393
Tue 14/1016:00BOI - AUS
1 stop6h 56mDelta
Tue 21/1016:15AUS - BOI
1 stop7h 37mDelta
Deal found 16/9$415
Tue 28/1007:01BOI - AUS
1 stop6h 18mHawaiian Airlines
Thu 30/1006:00AUS - BOI
1 stop6h 33mHawaiian Airlines
Deal found 15/9$429
Tue 7/1017:39BOI - AUS
1 stop5h 20mUnited Airlines
Sat 11/1016:21AUS - BOI
1 stop6h 03mUnited Airlines
Deal found 16/9$430
Thu 15/110:38BOI - AUS
2 stops11h 10mDelta
Wed 21/112:25AUS - BOI
2 stops8h 48mDelta
Deal found 16/9$432
Thu 6/1113:40BOI - AUS
1 stop8h 55mSouthwest
Wed 12/1117:10AUS - BOI
2 stops7h 00mSouthwest
Deal found 16/9$438
Tue 7/1017:39BOI - AUS
1 stop5h 20mUnited Airlines
Sun 12/1006:00AUS - BOI
1 stop8h 42mUnited Airlines
Deal found 15/9$439
Sat 7/307:39BOI - GRK
1 stop7h 10mAlaska Airlines
Wed 11/306:32GRK - BOI
1 stop6h 58mAlaska Airlines
Deal found 16/9$715

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 17 September 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

Tue 13/1

11:45-17:47

1 stop5h 02m

Austin Bergstrom

Tue 20/1

12:05-20:13

1 stop9h 08m

$313

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Sat 17/1

05:40-13:50

1 stop7h 10m

Austin Bergstrom

Tue 20/1

18:55-00:21

1 stop6h 26m

$313

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Sat 17/1

05:40-13:50

1 stop7h 10m

Austin Bergstrom

Wed 21/1

12:05-18:25

1 stop7h 20m

$313

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Mon 27/10

14:11-21:53

1 stop6h 42m

Austin Bergstrom

Wed 29/10

05:30-13:29

2 stops8h 59m

$349

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Sat 11/10

16:46-13:34

1 stop19h 48m

Austin Bergstrom

Tue 14/10

07:20-15:05

1 stop8h 45m

$364

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Mon 12/1

07:30-22:48

2 stops14h 18m

Austin Bergstrom

Wed 21/1

06:30-14:09

1 stop8h 39m

$372

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Sat 13/12

15:54-23:57

1 stop7h 03m

Austin Bergstrom

Sun 18/1

07:20-18:25

2 stops12h 05m

$393

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Tue 7/10

17:39-23:59

1 stop5h 20m

Austin Bergstrom

Sat 11/10

16:21-21:24

1 stop6h 03m

$430

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Thu 23/10

13:39-00:22

1 stop9h 43m

Austin Bergstrom

Wed 5/11

19:15-23:59

1 stop5h 44m

$430

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Tue 7/10

11:12-17:38

1 stop5h 26m

Austin Bergstrom

Sat 11/10

12:12-18:51

1 stop7h 39m

$430

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 36 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, March is the cheapest month in which you can book a flight from Boise (average of $1,331). Flying from Boise in July will prove the most costly (average of $2,182). 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 (405 flights per day), Los Angeles (201 flights per day) and Chicago (139 flights per day).

Seattle/Tacoma Intl
Seattle/Tacoma Intl
From $87

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 $131. Explore other affordable destinations below.

Seattle/Tacoma Intl
Seattle/Tacoma Intl
From $87

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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 17 September 2025.

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

    For the current month, the most popular flights from Boise are Denver, Spokane, Dublin. 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 $131 to Seattle (prices may vary depending on the airline and departure time). On average, users have booked flights for $175 to fly from Boise.

  • What is the cheapest month to fly from Boise?

    Currently, the cheapest month for flights from Boise is March. 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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