How long is the flight from Australia to Idaho?

Flight times from Australia to Idaho vary, but if you’re flying out of Brisbane and flying into Boise (one of the most popular routes), then the duration is 18h 25m on average. Another popular route from Australia to Idaho is flying from Sydney to Boise, which will take roughly 25h 04m. Keep in mind that layovers or delays could extend your travel time.

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

Air Canada and United 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 were last updated today.

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.

$744 Cheap Flights from Australia to Idaho in 2026

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.

9:20 am - 3:31 pm

SYD

BOI

46h 11m

2 stops

2:44 pm - 7:20 am

BOI

SYD

24h 36m

2 stops

$744Air Canada

Thu, Aug 27 - Mon, Aug 31

10:00 am - 9:35 am

BNE

BOI

39h 35m

2 stops

5:00 am - 7:05 am

BOI

BNE

34h 05m

2 stops

$839Air Canada

Mon, Aug 24 - Wed, Sep 23

10:00 am - 9:35 am

BNE

BOI

39h 35m

2 stops

5:00 am - 7:05 am

BOI

BNE

34h 05m

2 stops

$840Air Canada

Mon, Aug 24 - Wed, Sep 23

10:00 am - 9:35 am

BNE

BOI

39h 35m

2 stops

7:05 pm - 7:05 am

BOI

BNE

44h 00m

2 stops

$841Air Canada

Mon, Aug 24 - Wed, Sep 23

9:20 am - 9:35 am

SYD

BOI

40h 15m

2 stops

6:15 am - 7:20 am

BOI

SYD

33h 05m

2 stops

$844Air Canada

Thu, Aug 27 - Mon, Aug 31

10:45 am - 10:59 pm

BNE

BOI

29h 14m

2 stops

5:44 pm - 8:45 am

BOI

BNE

46h 01m

2 stops

$850Air Canada

Thu, Nov 5 - Mon, Nov 9

9:20 am - 3:31 pm

SYD

BOI

46h 11m

2 stops

2:44 pm - 7:20 am

BOI

SYD

24h 36m

2 stops

$853Air Canada

Thu, Aug 27 - Mon, Aug 31

9:20 am - 3:31 pm

SYD

BOI

46h 11m

2 stops

2:44 pm - 7:20 am

BOI

SYD

24h 36m

2 stops

$854Air Canada

Thu, Aug 27 - Mon, Aug 31

10:45 am - 9:52 am

BNE

BOI

40h 07m

2 stops

2:51 pm - 8:45 am

BOI

BNE

48h 54m

2 stops

$855Air Canada

Thu, Nov 5 - Mon, Nov 9

10:45 am - 10:59 pm

BNE

BOI

29h 14m

2 stops

7:10 pm - 8:45 am

BOI

BNE

44h 35m

2 stops

$860Air Canada

Thu, Nov 5 - Mon, Nov 9

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United Airlines flights from Australia to Idaho

Our best United Airlines deals on Australia to Idaho flight tickets

United Airlines

Aug 27

SYD10:20 amSydney Kingsford Smith

16h 46m

1 stop

BOI11:06 amBoise Air Term. Gowen Fld

Aug 31

BOI5:44 pmBoise Air Term. Gowen Fld

45h 11m

2 stops

SYD6:55 amSydney Kingsford Smith

$983

United Airlines

Aug 27

SYD10:20 amSydney Kingsford Smith

16h 46m

1 stop

BOI11:06 amBoise Air Term. Gowen Fld

Aug 31

BOI5:44 pmBoise Air Term. Gowen Fld

45h 11m

2 stops

SYD6:55 amSydney Kingsford Smith

$994

United Airlines

Aug 27

SYD10:20 amSydney Kingsford Smith

21h 11m

1 stop

BOI3:31 pmBoise Air Term. Gowen Fld

Aug 31

BOI5:44 pmBoise Air Term. Gowen Fld

45h 11m

2 stops

SYD6:55 amSydney Kingsford Smith

$995

Air Canada flights from Australia to Idaho

Our best Air Canada deals on Australia to Idaho flight tickets

Air Canada

Aug 27

SYD9:20 amSydney Kingsford Smith

46h 11m

2 stops

BOI3:31 pmBoise Air Term. Gowen Fld

Aug 31

BOI2:44 pmBoise Air Term. Gowen Fld

24h 36m

2 stops

SYD7:20 amSydney Kingsford Smith

$744

Air Canada

Aug 24

BNE10:00 amBrisbane

39h 35m

2 stops

BOI9:35 amBoise Air Term. Gowen Fld

Sep 23

BOI5:00 amBoise Air Term. Gowen Fld

34h 05m

2 stops

BNE7:05 amBrisbane

$839

Air Canada

Aug 24

BNE10:00 amBrisbane

39h 35m

2 stops

BOI9:35 amBoise Air Term. Gowen Fld

Sep 23

BOI5:00 amBoise Air Term. Gowen Fld

34h 05m

2 stops

BNE7:05 amBrisbane

$840

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Thu 8/27

9:20 am-3:31 pm

2 stops46h 11m

Boise Air Term. Gowen Fld

Mon 8/31

2:44 pm-7:20 am

2 stops24h 36m

$744

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Mon 8/24

10:00 am-9:35 am

2 stops39h 35m

Boise Air Term. Gowen Fld

Wed 9/23

5:00 am-7:05 am

2 stops34h 05m

$839

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Mon 8/24

10:00 am-9:35 am

2 stops39h 35m

Boise Air Term. Gowen Fld

Wed 9/23

5:00 am-7:05 am

2 stops34h 05m

$840

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Mon 8/24

10:00 am-9:35 am

2 stops39h 35m

Boise Air Term. Gowen Fld

Wed 9/23

7:05 pm-7:05 am

2 stops44h 00m

$841

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Thu 8/27

9:20 am-9:35 am

2 stops40h 15m

Boise Air Term. Gowen Fld

Mon 8/31

6:15 am-7:20 am

2 stops33h 05m

$844

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Thu 11/5

10:45 am-10:59 pm

2 stops29h 14m

Boise Air Term. Gowen Fld

Mon 11/9

5:44 pm-8:45 am

2 stops46h 01m

$850

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Thu 8/27

9:20 am-3:31 pm

2 stops46h 11m

Boise Air Term. Gowen Fld

Mon 8/31

2:44 pm-7:20 am

2 stops24h 36m

$853

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Thu 8/27

9:20 am-3:31 pm

2 stops46h 11m

Boise Air Term. Gowen Fld

Mon 8/31

2:44 pm-7:20 am

2 stops24h 36m

$854

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Thu 11/5

10:45 am-9:52 am

2 stops40h 07m

Boise Air Term. Gowen Fld

Mon 11/9

2:51 pm-8:45 am

2 stops48h 54m

$855

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Thu 11/5

10:45 am-10:59 pm

2 stops29h 14m

Boise Air Term. Gowen Fld

Mon 11/9

7:10 pm-8:45 am

2 stops44h 35m

$860

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 month to fly to Idaho?

In general, January is the cheapest month to fly from Australia to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $835. If you don’t want to visit Idaho in January, then you should wait until March to fly from Australia, when ticket prices are also cheap, with an average price of $886.

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

Fastest flight time	18h 25m
Direct flights	None

The fastest flight from Australia to Idaho takes 18h 25m

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

Search flight deals

Frequently asked questions about flying 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 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.

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.