How long is the flight from Australia to Idaho?

Flight times from Australia to Idaho vary, but if you’re flying out of Sydney and flying into Boise (one of the most popular routes), then the duration is 23h 55m on average. Another popular route from Australia to Idaho is flying from Brisbane to Boise, which will take roughly 24h 32m. Keep in mind that layovers or delays could extend your travel time.

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

United Airlines and Delta 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 were last updated today.

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

There is 1 operator available for flights from Australia to Idaho as of December 2025.

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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 license, 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.

$832 Cheap Flights from Australia to Idaho in 2025/26

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0 bags

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Find the cheapest flights from Australia to Idaho

Round-trip

One-way

Last minute

Recent round-trip flight deals from Australia to Idaho

Enter your travel dates to find the best prices.

9:40 am - 10:36 pm

BNE

BOI

29h 56m1 stop

7:02 pm - 5:00 am

BOI

BNE

40h 58m2 stops

$832American Airlines

jeu., févr. 19 - lun., févr. 23

12:10 pm - 5:15 pm

BNE

BOI

22h 05m2 stops

2:48 pm - 5:00 am

BOI

BNE

45h 12m2 stops

$833American Airlines

jeu., janv. 29 - lun., févr. 2

11:40 am - 11:25 am

BNE

BOI

16h 45m1 stop

10:48 am - 7:30 am

BOI

BNE

27h 42m1 stop

$842United Airlines

jeu., janv. 29 - lun., févr. 2

10:30 am - 11:06 am

BNE

BOI

16h 36m1 stop

5:29 pm - 6:30 am

BOI

BNE

45h 01m2 stops

$1,008United Airlines

mer., avr. 1 - mar., avr. 14

11:20 am - 9:32 pm

SYD

BOI

28h 12m2 stops

5:24 pm - 9:35 am

BOI

SYD

46h 11m2 stops

$1,428Air Canada

mer., févr. 25 - dim., mars 1

9:40 pm - 10:52 am

SYD

BOI

31h 12m2 stops

5:40 am - 7:45 pm

BOI

SYD

20h 05m2 stops

$1,484Hawaiian Airlines

ven., janv. 16 - ven., janv. 23

5:45 pm - 5:15 pm

SYD

BOI

41h 30m2 stops

7:20 am - 6:55 am

BOI

SYD

29h 35m1 stop

$1,548American Airlines

jeu., févr. 5 - lun., févr. 9

1:40 am - 6:49 pm

DRW

GEG

34h 39m2 stops

6:50 am - 12:00 pm

GEG

DRW

35h 40m2 stops

$1,736Qantas Airways

lun., janv. 26 - sam., janv. 31

1:40 am - 6:49 pm

DRW

GEG

34h 39m2 stops

6:50 am - 12:00 pm

GEG

DRW

35h 40m2 stops

$1,766Qantas Airways

lun., janv. 26 - sam., janv. 31

11:20 am - 12:39 pm

SYD

BOI

43h 19m3 stops

8:15 am - 9:35 am

BOI

SYD

55h 20m3 stops

$2,633Air Canada

ven., janv. 16 - ven., janv. 23

American Airlines flights from Australia to Idaho

Our best American Airlines deals on Australia to Idaho flight tickets

American Airlines

Feb 19

BNE9:40 amBrisbane

29h 56m

1 stop

BOI10:36 pmBoise Air Term. Gowen Fld

Feb 23

BOI7:02 pmBoise Air Term. Gowen Fld

40h 58m

2 stops

BNE5:00 amBrisbane

$832

Find similar

American Airlines

Jan 29

BNE12:10 pmBrisbane

24h 15m

2 stops

BOI7:25 pmBoise Air Term. Gowen Fld

Feb 2

BOI2:48 pmBoise Air Term. Gowen Fld

45h 12m

2 stops

BNE5:00 amBrisbane

$833

Find similar

American Airlines

Dec 22

BNE9:40 amBrisbane

31h 00m

2 stops

BOI11:40 pmBoise Air Term. Gowen Fld

Dec 31

BOI6:40 amBoise Air Term. Gowen Fld

29h 20m

2 stops

BNE5:00 amBrisbane

$964

Find similar

United Airlines flights from Australia to Idaho

Our best United Airlines deals on Australia to Idaho flight tickets

United Airlines

Jan 29

BNE11:40 amBrisbane

21h 30m

1 stop

BOI4:10 pmBoise Air Term. Gowen Fld

Feb 2

BOI10:48 amBoise Air Term. Gowen Fld

27h 42m

1 stop

BNE7:30 amBrisbane

$842

Find similar

United Airlines

Apr 1

BNE10:30 amBrisbane

16h 36m

1 stop

BOI11:06 amBoise Air Term. Gowen Fld

Apr 14

BOI5:29 pmBoise Air Term. Gowen Fld

45h 01m

2 stops

BNE6:30 amBrisbane

$1,008

Find similar

United Airlines

Dec 22

BNE11:40 amBrisbane

16h 59m

1 stop

BOI11:39 amBoise Air Term. Gowen Fld

Dec 29

BOI6:35 amBoise Air Term. Gowen Fld

33h 25m

2 stops

BNE9:00 amBrisbane

$1,063

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

jeu. 2/19

9:40 am-10:36 pm

1 stop29h 56m

Boise Air Term. Gowen Fld

lun. 2/23

7:02 pm-5:00 am

2 stops40h 58m

$832

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

jeu. 1/29

12:10 pm-5:15 pm

2 stops22h 05m

Boise Air Term. Gowen Fld

lun. 2/2

2:48 pm-5:00 am

2 stops45h 12m

$833

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

jeu. 1/29

11:40 am-11:25 am

1 stop16h 45m

Boise Air Term. Gowen Fld

lun. 2/2

10:48 am-7:30 am

1 stop27h 42m

$842

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

mer. 4/1

10:30 am-11:06 am

1 stop16h 36m

Boise Air Term. Gowen Fld

mar. 4/14

5:29 pm-6:30 am

2 stops45h 01m

$1,008

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

mer. 2/25

11:20 am-9:32 pm

2 stops28h 12m

Boise Air Term. Gowen Fld

dim. 3/1

5:24 pm-9:35 am

2 stops46h 11m

$1,428

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

ven. 1/16

9:40 pm-10:52 am

2 stops31h 12m

Boise Air Term. Gowen Fld

ven. 1/23

5:40 am-7:45 pm

2 stops20h 05m

$1,484

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

jeu. 2/5

5:45 pm-5:15 pm

2 stops41h 30m

Boise Air Term. Gowen Fld

lun. 2/9

7:20 am-6:55 am

1 stop29h 35m

$1,548

DarwinSpokane

DRW - GEG

DRWGEG

Darwin

lun. 1/26

1:40 am-6:49 pm

2 stops34h 39m

Spokane

sam. 1/31

6:50 am-12:00 pm

2 stops35h 40m

$1,736

DarwinSpokane

DRW - GEG

DRWGEG

Darwin

lun. 1/26

1:40 am-6:49 pm

2 stops34h 39m

Spokane

sam. 1/31

6:50 am-12:00 pm

2 stops35h 40m

$1,766

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

ven. 1/16

11:20 am-12:39 pm

3 stops43h 19m

Boise Air Term. Gowen Fld

ven. 1/23

8:15 am-9:35 am

3 stops55h 20m

$2,633

Flights are sorted by cheapest round-trip 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

Other information

What is the cheapest time of day to depart on your flight to Idaho?

According to our data, the cheapest time of day to fly to Idaho is in the afternoon. momondo users have found flights departing from Australia to Idaho in the afternoon for as low as $984. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Idaho, so prices are often more expensive at around $1,056 per ticket.

Can stopping save me money on Australia to Idaho flights?

You could potentially save up to 10% 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

Fastest flight time	16h 36m
Direct flights	None

The fastest flight from Australia to Idaho takes 16h 36m

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 were last updated today.
How many operators does momondo search for flights from Australia to Idaho?
There is 1 operator available for flights from Australia to Idaho as of December 2025.
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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 license, 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 $1,019	Free Cancellation	Rating 7.4 9,099 reviews		Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Australia to Idaho. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Idaho from Australia which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Australia to Idaho flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Australia to Idaho flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.