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

Delta is the most popular carrier operating from Montana to Australia

How long is the flight from Montana to Australia?

Flight times from Montana to Australia vary, but if you’re flying out of Bozeman and flying into Sydney (one of the most popular routes), then the duration is 22h 31m on average. Another popular route from Montana to Australia is flying from Missoula to Sydney, which will take roughly 22h 40m. Keep in mind that layovers or delays could extend your travel time.

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

Prices for flights from Montana to Australia are updated daily.

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

As of May 2026, there is 1 operator available to choose from for flights from Montana to Australia.

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

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 layovers. It is recommended that you verify with the airline you are booking with for travel from Montana to Australia.

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

The necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$599 Cheap Flights from Montana to Australia in 2026

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Find the cheapest flights from Montana to Australia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:26 pm - 7:00 am

FCA

SYD

25h 34m

1 stop

9:30 am - 12:28 pm

SYD

FCA

18h 58m

1 stop

$1,294Air New Zealand

Wed, Aug 26 - Sun, Sep 6

4:17 pm - 6:55 am

FCA

SYD

22h 38m

1 stop

10:20 am - 9:21 pm

SYD

FCA

27h 01m

2 stops

$1,299Air New Zealand

Wed, Aug 26 - Sun, Sep 6

4:17 pm - 6:55 am

BZN

SYD

22h 38m

1 stop

9:30 am - 4:29 pm

SYD

BZN

22h 59m

1 stop

$1,336United Airlines

Mon, Jun 1 - Fri, Jun 12

11:48 am - 7:05 am

BZN

SYD

27h 17m

2 stops

9:25 pm - 10:57 am

SYD

BZN

29h 32m

2 stops

$1,345American Airlines

Mon, Jun 1 - Fri, Jun 12

4:16 pm - 6:55 am

BZN

SYD

22h 39m

1 stop

9:25 pm - 12:47 pm

SYD

BZN

31h 22m

2 stops

$1,346American Airlines

Mon, Jun 1 - Fri, Jun 12

12:48 pm - 6:55 am

BZN

SYD

26h 07m

2 stops

9:30 am - 4:29 pm

SYD

BZN

22h 59m

1 stop

$1,349United Airlines

Mon, Jun 1 - Thu, Jun 11

2:05 pm - 7:45 pm

FCA

SYD

35h 40m

2 stops

9:40 pm - 1:25 pm

SYD

FCA

33h 45m

3 stops

$1,615Multiple Airlines

Sun, Nov 1 - Sat, Nov 7

7:59 pm - 6:50 pm

BZN

SYD

30h 51m

3 stops

8:45 pm - 5:11 pm

SYD

BZN

36h 26m

2 stops

$1,644Multiple Airlines

Tue, Jun 9 - Thu, Jun 18

2:38 pm - 9:20 am

BZN

BNE

26h 42m

2 stops

7:40 am - 8:40 pm

BNE

BZN

29h 00m

2 stops

$1,840Qantas Airways

Sat, Jun 27 - Tue, Jul 7

5:26 pm - 5:00 am

BZN

BNE

19h 34m

1 stop

8:35 pm - 4:24 pm

BNE

BZN

35h 49m

1 stop

$2,536Qantas Airways

Sat, Jun 27 - Tue, Jul 7

United Airlines flights from Montana to Australia

Our best United Airlines deals on Montana to Australia flight tickets

United Airlines

Jun 1

BZN4:17 pmBozeman Gallatin Field

22h 38m

1 stop

SYD6:55 amSydney Kingsford Smith

Jun 12

SYD9:30 amSydney Kingsford Smith

22h 59m

1 stop

BZN4:29 pmBozeman Gallatin Field

$1,336

United Airlines

Jun 1

BZN12:48 pmBozeman Gallatin Field

26h 07m

2 stops

SYD6:55 amSydney Kingsford Smith

Jun 11

SYD9:30 amSydney Kingsford Smith

22h 59m

1 stop

BZN4:29 pmBozeman Gallatin Field

$1,349

United Airlines

Aug 14

MSO4:15 pmMissoula Johnson-Bell Field

22h 40m

1 stop

SYD6:55 amSydney Kingsford Smith

Aug 18

SYD10:20 amSydney Kingsford Smith

21h 04m

1 stop

MSO3:24 pmMissoula Johnson-Bell Field

$1,464

Air New Zealand flights from Montana to Australia

Our best Air New Zealand deals on Montana to Australia flight tickets

Air New Zealand

Aug 26

FCA1:26 pmKalispell Glacier Park

25h 34m

1 stop

SYD7:00 amSydney Kingsford Smith

Sep 6

SYD9:30 amSydney Kingsford Smith

18h 58m

1 stop

FCA12:28 pmKalispell Glacier Park

$1,294

Air New Zealand

Aug 26

FCA4:17 pmKalispell Glacier Park

22h 38m

1 stop

SYD6:55 amSydney Kingsford Smith

Sep 6

SYD10:20 amSydney Kingsford Smith

27h 01m

2 stops

FCA9:21 pmKalispell Glacier Park

$1,299

Air New Zealand

Jun 1

BZN5:31 pmBozeman Gallatin Field

21h 29m

1 stop

SYD7:00 amSydney Kingsford Smith

Jun 11

SYD10:20 amSydney Kingsford Smith

21h 01m

1 stop

BZN3:21 pmBozeman Gallatin Field

$1,344

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

KalispellSydney

FCA - SYD

FCASYD

Kalispell Glacier Park

Wed 8/26

1:26 pm-7:00 am

1 stop25h 34m

Sydney Kingsford Smith

Sun 9/6

9:30 am-12:28 pm

1 stop18h 58m

$1,294

KalispellSydney

FCA - SYD

FCASYD

Kalispell Glacier Park

Wed 8/26

4:17 pm-6:55 am

1 stop22h 38m

Sydney Kingsford Smith

Sun 9/6

10:20 am-9:21 pm

2 stops27h 01m

$1,299

BozemanSydney

BZN - SYD

BZNSYD

Bozeman Gallatin Field

Mon 6/1

4:17 pm-6:55 am

1 stop22h 38m

Sydney Kingsford Smith

Fri 6/12

9:30 am-4:29 pm

1 stop22h 59m

$1,336

BozemanSydney

BZN - SYD

BZNSYD

Bozeman Gallatin Field

Mon 6/1

11:48 am-7:05 am

2 stops27h 17m

Sydney Kingsford Smith

Fri 6/12

9:25 pm-10:57 am

2 stops29h 32m

$1,345

BozemanSydney

BZN - SYD

BZNSYD

Bozeman Gallatin Field

Mon 6/1

4:16 pm-6:55 am

1 stop22h 39m

Sydney Kingsford Smith

Fri 6/12

9:25 pm-12:47 pm

2 stops31h 22m

$1,346

BozemanSydney

BZN - SYD

BZNSYD

Bozeman Gallatin Field

Mon 6/1

12:48 pm-6:55 am

2 stops26h 07m

Sydney Kingsford Smith

Thu 6/11

9:30 am-4:29 pm

1 stop22h 59m

$1,349

KalispellSydney

FCA - SYD

FCASYD

Kalispell Glacier Park

Sun 11/1

2:05 pm-7:45 pm

2 stops35h 40m

Sydney Kingsford Smith

Sat 11/7

9:40 pm-1:25 pm

3 stops33h 45m

$1,615

BozemanSydney

BZN - SYD

BZNSYD

Bozeman Gallatin Field

Tue 6/9

7:59 pm-6:50 pm

3 stops30h 51m

Sydney Kingsford Smith

Thu 6/18

8:45 pm-5:11 pm

2 stops36h 26m

$1,644

BozemanBrisbane

BZN - BNE

BZNBNE

Bozeman Gallatin Field

Sat 6/27

2:38 pm-9:20 am

2 stops26h 42m

Brisbane

Tue 7/7

7:40 am-8:40 pm

2 stops29h 00m

$1,840

BozemanBrisbane

BZN - BNE

BZNBNE

Bozeman Gallatin Field

Sat 6/27

5:26 pm-5:00 am

1 stop19h 34m

Brisbane

Tue 7/7

8:35 pm-4:24 pm

1 stop35h 49m

$2,536

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 Montana to Australia

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

Can stopping save me money on Montana to Australia flights?

You could potentially save up to 3% on your flight if you consider stops on a Montana to Australia flight.

Cheap Montana to Australia flight deals and tips

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

Fastest flight time	22h 13m
Direct flights	None

The fastest flight from Montana to Australia takes 22h 13m

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

Search flight deals

Frequently asked questions about flying from Montana to Australia

When did momondo last update prices for flights from Montana to Australia?
Prices for flights from Montana to Australia are updated daily.
How many operators does momondo search for flights from Montana to Australia?
As of May 2026, there is 1 operator available to choose from for flights from Montana to Australia.
How old do you have to be to fly from Montana to Australia?
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 layovers. It is recommended that you verify with the airline you are booking with for travel from Montana to Australia.
What documentation or ID do you need to fly to Australia?
The necessary travel and health documents for your Australia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Montana to Australia

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $878	Free Cancellation	Rating 7.4 9,737 reviews		Search United Airlines flights

Why use momondo?

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

Finding the right flight to Australia from Montana is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Australia quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for Montana to Australia flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Australia from Montana.

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

If you are simply researching potential flights to Australia, momondo offers a useful price alert feature which will track prices for flights to Australia from Montana and alert you when they change.