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$220+ 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 18/2. 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
22 Jan — 29 Jan1
1 adult

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 January 2025.

Fri 9/505:40BOI - AUS
1 stop6h 25mDelta
Tue 20/515:55AUS - BOI
1 stop8h 27mDelta
Deal found 17/1$481
Wed 19/214:36BOI - AUS
2 stops7h 24mUnited Airlines
Mon 24/206:46AUS - BOI
1 stop6h 54mUnited Airlines
Deal found 16/1$489
Sat 15/215:10BOI - AUS
1 stop6h 35mSouthwest
Sat 22/219:25AUS - BOI
1 stop5h 30mSouthwest
Deal found 16/1$513
Fri 31/106:10BOI - AUS
1 stop7h 58mAlaska Airlines
Thu 6/213:33AUS - BOI
1 stop9h 50mAlaska Airlines
Deal found 16/1$597
Mon 10/318:56BOI - SYD
1 stop21h 19mUnited Airlines
Tue 15/410:20SYD - BOI
1 stop17h 04mUnited Airlines
Deal found 16/1$1,699
Tue 4/207:15BOI - SYD
1 stop29h 35mDelta
Mon 17/214:15SYD - BOI
1 stop26h 06mDelta
Deal found 16/1$2,258
Mon 10/318:58BOI - SYD
2 stops24h 32mMultiple Airlines
Tue 15/407:20SYD - BOI
3 stops31h 37mMultiple Airlines
Deal found 16/1$2,687
Sun 9/208:00BOI - SYD
3 stops57h 50mSingapore Airlines
Sun 16/212:15SYD - BOI
2 stops42h 25mSingapore Airlines
Deal found 16/1$8,239
Sun 9/207:20BOI - SYD
1 stop30h 05mQantas Airways
Sun 16/217:25SYD - BOI
1 stop23h 34mQantas Airways
Deal found 16/1$9,477

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 January 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Any airport

Route

Depart

Return

Price

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Fri 9/5

17:45-00:46

1 stop6h 01m

Austin Bergstrom

Tue 20/5

15:55-23:22

1 stop8h 27m

$481

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Wed 19/2

14:36-23:00

2 stops7h 24m

Austin Bergstrom

Mon 24/2

06:46-12:40

1 stop6h 54m

$489

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Sat 15/2

15:10-22:45

1 stop6h 35m

Austin Bergstrom

Sat 22/2

19:25-23:55

1 stop5h 30m

$513

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Fri 31/1

06:10-15:08

1 stop7h 58m

Austin Bergstrom

Thu 6/2

13:33-22:23

1 stop9h 50m

$597

BoiseSydney

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Mon 10/3

18:56-09:15

1 stop21h 19m

Sydney Kingsford Smith

Tue 15/4

10:20-11:24

1 stop17h 04m

$1,699

BoiseSydney

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Tue 4/2

07:15-06:50

1 stop29h 35m

Sydney Kingsford Smith

Mon 17/2

14:15-22:21

1 stop26h 06m

$2,258

BoiseSydney

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Mon 10/3

18:58-12:30

2 stops24h 32m

Sydney Kingsford Smith

Tue 15/4

07:20-22:57

3 stops31h 37m

$2,687

BoiseSydney

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Sun 9/2

08:00-11:50

3 stops57h 50m

Sydney Kingsford Smith

Sun 16/2

12:15-12:40

2 stops42h 25m

$8,239

BoiseSydney

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Sun 9/2

07:20-07:25

1 stop30h 05m

Sydney Kingsford Smith

Sun 16/2

17:25-22:59

1 stop23h 34m

$9,477

BoiseAustin

BOI - AUS

BOIAUS

Boise Air Term. Gowen Fld

Tue 20/5

14:45-23:58

1 stop8h 13m

$224

Flights are sorted by cheapest return flights first.

Deals found on 17/1

Showing 1-10 of 12 results
1
2

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 $1,472). Flying from Boise in December will prove the most costly (average of $2,641). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Airline reviews for flights from Boise

Get insights into the airlines that provide service from Boise. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Boise. In the last 7 days, Cheapflights users made a total of 647,157 searches.
8.1
Very Good
1,327 reviews

Comfort

7.9

Entertainment

8.0

Overall

8.1

Food

7.7

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

8.1
Very Good
1,327 reviews
8.1
Very Good
1,327 reviews

Comfort

7.9

Entertainment

8.0

Overall

8.1

Food

7.7

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

8.0
Very Good
8,513 reviews
8.1
Very Good
1,327 reviews

Comfort

7.9

Entertainment

8.0

Overall

8.1

Food

7.7

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

7.5
Good
821 reviews
8.1
Very Good
1,327 reviews

Comfort

7.9

Entertainment

8.0

Overall

8.1

Food

7.7

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

7.4
Good
8,965 reviews
8.1
Very Good
1,327 reviews

Comfort

7.9

Entertainment

8.0

Overall

8.1

Food

7.7

Crew

8.6

Boarding

8.2

Reviews

1 / 10

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

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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 January 2025.
  • What are the most popular destinations to fly to from Boise?

    For the current month, the most popular flights from Boise are Cancún, Denver, Dallas/Fort Worth Airport. Denver, Cancún, Dallas/Fort Worth Airport 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 $1,524 to Dallas/Fort Worth Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for $1,524 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 December. 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.

See more FAQs

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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