What is the cheapest airline that flies from Australia to Idaho?

United Airlines is the most popular carrier operating from Australia to Idaho

When did momondo last update prices for flights from Australia to Idaho?

Prices for flights from Australia to Idaho are updated daily.

How many operators does momondo search for flights from Australia to Idaho?

As of September 2025, there is 1 operator available to choose from for flights from Australia to Idaho.

How old do you have to be to fly from Australia to Idaho?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Australia to Idaho.

What documentation or ID do you need to fly to Idaho?

The travel and health documents required for your trip to Idaho can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Idaho. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$868 Cheap Flights from Australia to Idaho in 2025/26

1 adult

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Find the cheapest flights from Australia to Idaho

Round-trip

One-way

Recent return flight deals from Australia to Idaho

11:05 - 17:13BNE-BOI

23h 08m2 stops

09:00 - 08:20BOI-BNE

30h 20m2 stops

$1,323Delta

Find Deal

Wed, 5 Nov - Wed, 12 Nov

11:40 - 23:28BNE-BOI

28h 48m1 stop

12:35 - 07:30BOI-BNE

25h 55m2 stops

$1,364United Airlines

Find Deal

Mon, 3 Nov - Mon, 10 Nov

10:30 - 21:09MEL-GEG

28h 39m2 stops

14:05 - 09:00GEG-MEL

24h 55m1 stop

$1,468United Airlines

Find Deal

Wed, 11 Mar - Sun, 15 Mar

18:10 - 12:36BNE-BOI

35h 26m2 stops

08:08 - 16:55BOI-BNE

39h 47m3 stops

$2,446Multiple Airlines

Find Deal

Wed, 5 Nov - Wed, 12 Nov

12:10 - 22:03BNE-BOI

26h 53m2 stops

07:42 - 05:00BOI-BNE

28h 18m2 stops

$2,499American Airlines

Find Deal

Sun, 14 Dec - Mon, 29 Dec

09:40 - 22:03BNE-BOI

29h 23m1 stop

07:42 - 05:00BOI-BNE

28h 18m2 stops

$2,660American Airlines

Find Deal

Sun, 14 Dec - Mon, 29 Dec

23:25 - 23:02BNE-BOI

40h 37m3 stops

18:05 - 16:55BOI-BNE

53h 50m2 stops

$2,979Multiple Airlines

Find Deal

Mon, 3 Nov - Mon, 10 Nov

12:50 - 13:58DRW-GEG

41h 38m2 stops

14:38 - 12:00GEG-DRW

27h 52m2 stops

$3,146Qantas Airways

Find Deal

Fri, 31 Oct - Tue, 4 Nov

12:50 - 13:58DRW-GEG

41h 38m2 stops

14:38 - 12:00GEG-DRW

27h 52m2 stops

$3,160Qantas Airways

Find Deal

Fri, 31 Oct - Tue, 4 Nov

01:55 - 22:45BNE-BOI

61h 50m2 stops

10:40 - 22:40BOI-BNE

43h 00m2 stops

$4,665Emirates

Find Deal

Sun, 2 Nov - Mon, 10 Nov

Delta flights from Australia to Idaho

Our best Delta deals on Australia to Idaho flight tickets

Delta

5 Nov

BNE11:05Brisbane

23h 08m

2 stops

BOI17:13Boise Air Term. Gowen Fld

12 Nov

BOI09:00Boise Air Term. Gowen Fld

30h 20m

2 stops

BNE08:20Brisbane

$1,323

Find similar

Delta

11 Mar

BNE10:05Brisbane

21h 37m

2 stops

GEG14:42Spokane

15 Mar

GEG19:07Spokane

43h 13m

2 stops

BNE07:20Brisbane

$1,573

Find similar

Delta

11 Mar

BNE10:05Brisbane

21h 37m

2 stops

GEG14:42Spokane

15 Mar

GEG19:07Spokane

43h 13m

2 stops

BNE07:20Brisbane

$1,579

Find similar

American Airlines flights from Australia to Idaho

Our best American Airlines deals on Australia to Idaho flight tickets

American Airlines

14 Dec

BNE12:10Brisbane

26h 53m

2 stops

BOI22:03Boise Air Term. Gowen Fld

29 Dec

BOI07:42Boise Air Term. Gowen Fld

28h 18m

2 stops

BNE05:00Brisbane

$2,499

Find similar

American Airlines

14 Dec

BNE09:40Brisbane

29h 23m

1 stop

BOI22:03Boise Air Term. Gowen Fld

29 Dec

BOI07:42Boise Air Term. Gowen Fld

28h 18m

2 stops

BNE05:00Brisbane

$2,660

Find similar

American Airlines

15 Dec

BNE09:40Brisbane

29h 45m

1 stop

BOI22:25Boise Air Term. Gowen Fld

29 Dec

BOI07:42Boise Air Term. Gowen Fld

28h 18m

2 stops

BNE05:00Brisbane

$2,757

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Wed 5/11

11:05-17:13

2 stops23h 08m

Boise Air Term. Gowen Fld

Wed 12/11

09:00-08:20

2 stops30h 20m

$1,323

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Mon 3/11

11:40-23:28

1 stop28h 48m

Boise Air Term. Gowen Fld

Mon 10/11

12:35-07:30

2 stops25h 55m

$1,364

MelbourneSpokane

MEL - GEG

MELGEG

Melbourne

Wed 11/3

10:30-21:09

2 stops28h 39m

Spokane

Sun 15/3

14:05-09:00

1 stop24h 55m

$1,468

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Wed 5/11

18:10-12:36

2 stops35h 26m

Boise Air Term. Gowen Fld

Wed 12/11

08:08-16:55

3 stops39h 47m

$2,446

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Sun 14/12

12:10-22:03

2 stops26h 53m

Boise Air Term. Gowen Fld

Mon 29/12

07:42-05:00

2 stops28h 18m

$2,499

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Sun 14/12

09:40-22:03

1 stop29h 23m

Boise Air Term. Gowen Fld

Mon 29/12

07:42-05:00

2 stops28h 18m

$2,660

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Mon 3/11

23:25-23:02

3 stops40h 37m

Boise Air Term. Gowen Fld

Mon 10/11

18:05-16:55

2 stops53h 50m

$2,979

DarwinSpokane

DRW - GEG

DRWGEG

Darwin

Fri 31/10

12:50-13:58

2 stops41h 38m

Spokane

Tue 4/11

14:38-12:00

2 stops27h 52m

$3,146

DarwinSpokane

DRW - GEG

DRWGEG

Darwin

Fri 31/10

12:50-13:58

2 stops41h 38m

Spokane

Tue 4/11

14:38-12:00

2 stops27h 52m

$3,160

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Sun 2/11

01:55-22:45

2 stops61h 50m

Boise Air Term. Gowen Fld

Mon 10/11

10:40-22:40

2 stops43h 00m

$4,664

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

How to get the cheapest flight ticket from Australia to Idaho

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Can stopping save me money on Australia to Idaho flights?

You could potentially save up to 43% on your flight if you consider stops on a Australia to Idaho flight.

Cheap Australia to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Australia to Idaho

Direct flights	None

There are no direct flights from Australia to Idaho. There are no popular flight routes from Australia to Idaho.

Search flight deals

When did momondo last update prices for flights from Australia to Idaho?
Prices for flights from Australia to Idaho are updated daily.
How many operators does momondo search for flights from Australia to Idaho?
As of September 2025, there is 1 operator available to choose from for flights from Australia to Idaho.
How old do you have to be to fly from Australia to Idaho?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Australia to Idaho.
What documentation or ID do you need to fly to Idaho?
The travel and health documents required for your trip to Idaho can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Idaho. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Australia to Idaho

Compare and see reviews for airlines that fly from Australia to Idaho with momondo

Airline	Rating	Free cancellation	Price
United Airlines	PriceFrom $1,204	Free cancellation	Rating 7.4 8,923 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Australia to Idaho?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Australia to Idaho for you.

Can I find flights from Australia to Idaho with flexible booking policies on momondo?

Flights from Australia to Idaho with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Australia to Idaho?

momondo provides multiple filters to help you find the best flight to Idaho from Australia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Australia to Idaho right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Idaho from Australia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.