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

Air Tahiti Nui, United Airlines, and American Airlines are the most popular carriers 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 August 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.

$1,191 Cheap Flights from Australia to Idaho in 2025

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Australia to Idaho

Round-trip

One-way

Recent return flight deals from Australia to Idaho

10:55 - 11:27MEL-GEG

65h 32m2 stops

11:20 - 07:30GEG-MEL

51h 10m2 stops

$1,273United Airlines

Find Deal

Thu, 18 Sep - Thu, 25 Sep

11:40 - 23:05BNE-BOI

28h 25m2 stops

06:48 - 07:30BOI-BNE

31h 42m1 stop

$1,362United Airlines

Find Deal

Sat, 24 Jan - Wed, 18 Feb

20:05 - 11:39BNE-GEG

56h 34m2 stops

12:27 - 05:25GEG-BNE

47h 58m2 stops

$1,502American Airlines

Find Deal

Wed, 20 Aug - Sun, 24 Aug

10:55 - 23:05MEL-GEG

29h 10m1 stop

05:05 - 08:15GEG-MEL

34h 10m2 stops

$1,877United Airlines

Find Deal

Thu, 18 Sep - Thu, 25 Sep

10:25 - 23:55BNE-BOI

30h 30m3 stops

05:30 - 06:30BOI-BNE

32h 00m3 stops

$2,054Hawaiian Airlines

Find Deal

Sat, 24 Jan - Wed, 18 Feb

07:00 - 12:44BNE-BOI

22h 44m3 stops

10:39 - 08:45BOI-BNE

29h 06m2 stops

$2,086

Find Deal

Sat, 24 Jan - Wed, 18 Feb

00:10 - 22:59BNE-BOI

39h 49m2 stops

19:00 - 22:40BOI-BNE

58h 40m2 stops

$2,233

Find Deal

Fri, 23 Jan - Wed, 18 Feb

17:00 - 00:19MEL-GEG

24h 19m3 stops

05:06 - 07:35GEG-MEL

33h 29m3 stops

$2,246Hawaiian Airlines

Find Deal

Sat, 20 Sep - Sat, 27 Sep

12:15 - 23:34BNE-BOI

27h 19m2 stops

07:45 - 10:00BOI-BNE

34h 15m2 stops

$2,764Air New Zealand

Find Deal

Fri, 19 Sep - Fri, 26 Sep

20:05 - 12:46BNE-BOI

32h 41m2 stops

17:15 - 05:25BOI-BNE

44h 10m2 stops

$2,856American Airlines

Find Deal

Sat, 16 Aug - Sun, 31 Aug

Qantas Airways flights from Australia to Idaho

Our best Qantas Airways deals on Australia to Idaho flight tickets

Qantas Airways

30 Oct

NTL06:15Newcastle Williamtown

33h 47m

2 stops

BOI23:02Boise Air Term. Gowen Fld

3 Nov

BOI08:08Boise Air Term. Gowen Fld

42h 37m

2 stops

NTL20:45Newcastle Williamtown

$3,722

Find similar

Qantas Airways

30 Oct

NTL06:15Newcastle Williamtown

33h 47m

2 stops

BOI23:02Boise Air Term. Gowen Fld

3 Nov

BOI08:08Boise Air Term. Gowen Fld

42h 37m

2 stops

NTL20:45Newcastle Williamtown

$3,727

Find similar

Qantas Airways

30 Oct

NTL06:15Newcastle Williamtown

33h 47m

2 stops

BOI23:02Boise Air Term. Gowen Fld

3 Nov

BOI08:08Boise Air Term. Gowen Fld

42h 37m

2 stops

NTL20:45Newcastle Williamtown

$3,729

Find similar

American Airlines flights from Australia to Idaho

Our best American Airlines deals on Australia to Idaho flight tickets

American Airlines

20 Aug

BNE20:05Brisbane

56h 34m

2 stops

GEG11:39Spokane

24 Aug

GEG12:27Spokane

47h 58m

2 stops

BNE05:25Brisbane

$1,502

Find similar

American Airlines

16 Aug

BNE20:05Brisbane

32h 41m

2 stops

BOI12:46Boise Air Term. Gowen Fld

31 Aug

BOI17:15Boise Air Term. Gowen Fld

44h 10m

2 stops

BNE05:25Brisbane

$2,856

Find similar

American Airlines

16 Aug

BNE20:05Brisbane

32h 41m

2 stops

BOI12:46Boise Air Term. Gowen Fld

29 Aug

BOI13:36Boise Air Term. Gowen Fld

23h 49m

2 stops

BNE05:25Brisbane

$2,932

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MelbourneSpokane

MEL - GEG

MELGEG

Melbourne

Thu 18/9

10:55-11:27

2 stops65h 32m

Spokane

Thu 25/9

11:20-07:30

2 stops51h 10m

$1,273

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Sat 24/1

11:40-23:05

2 stops28h 25m

Boise Air Term. Gowen Fld

Wed 18/2

06:48-07:30

1 stop31h 42m

$1,362

BrisbaneSpokane

BNE - GEG

BNEGEG

Brisbane

Wed 20/8

20:05-11:39

2 stops56h 34m

Spokane

Sun 24/8

12:27-05:25

2 stops47h 58m

$1,502

MelbourneSpokane

MEL - GEG

MELGEG

Melbourne

Thu 18/9

10:55-23:05

1 stop29h 10m

Spokane

Thu 25/9

05:05-08:15

2 stops34h 10m

$1,877

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Sat 24/1

10:25-23:55

3 stops30h 30m

Boise Air Term. Gowen Fld

Wed 18/2

05:30-06:30

3 stops32h 00m

$2,054

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Sat 24/1

07:00-12:44

3 stops22h 44m

Boise Air Term. Gowen Fld

Wed 18/2

10:39-08:45

2 stops29h 06m

$2,086

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Fri 23/1

00:10-22:59

2 stops39h 49m

Boise Air Term. Gowen Fld

Wed 18/2

19:00-22:40

2 stops58h 40m

$2,233

MelbourneSpokane

MEL - GEG

MELGEG

Melbourne

Sat 20/9

17:00-00:19

3 stops24h 19m

Spokane

Sat 27/9

05:06-07:35

3 stops33h 29m

$2,246

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Fri 19/9

12:15-23:34

2 stops27h 19m

Boise Air Term. Gowen Fld

Fri 26/9

07:45-10:00

2 stops34h 15m

$2,764

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Sat 16/8

20:05-12:46

2 stops32h 41m

Boise Air Term. Gowen Fld

Sun 31/8

17:15-05:25

2 stops44h 10m

$2,856

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 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 1% 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

Best price found	$1,191
Fastest flight time	17h 08m
Direct flights	None
Airports in Idaho	2 airports

The best one-way flight to Idaho from Australia in the past 72 hours is $1,191. The best return flight deal from Australia to Idaho found on momondo in the last 72 hours is $1,273.

The fastest flight from Australia to Idaho takes 17h 08m

There are no direct flights from Australia to Idaho. Popular non-direct routes for this connection are Brisbane Airport - Spokane Airport, Brisbane Airport - Boise Air Term. Gowen Fld Airport and Melbourne Airport - Spokane Airport.

There are 2 airports near Idaho: Spokane (GEG), Boise Air Term. Gowen Fld (BOI)

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 August 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 $1,228	Free cancellation	Rating 7.4 8,916 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.