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

Prices for flights from Montana to Australia are updated daily.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. 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 licence 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.

$1,728 Cheap Flights from Montana to Australia in 2026

Find the cheapest flights from Montana to Australia

Return

Cheap return flights

Enter your travel dates to find the best prices.

17:52 - 07:05

MSO

SYD

21h 13m

1 stop

17:50 - 22:59

SYD

MSO

21h 09m

2 stops

$1,842Multiple Airlines

Thu, 13 Aug - Thu, 20 Aug

17:52 - 07:05

MSO

SYD

21h 13m

1 stop

09:10 - 17:20

SYD

MSO

24h 10m

1 stop

$1,849American Airlines

Thu, 13 Aug - Thu, 20 Aug

05:30 - 06:50

MSO

SYD

33h 20m

2 stops

09:15 - 00:18

SYD

MSO

31h 03m

2 stops

$1,859Delta

Thu, 13 Aug - Thu, 20 Aug

06:15 - 09:20

MSO

SYD

33h 05m

2 stops

11:20 - 16:10

SYD

MSO

22h 50m

2 stops

$1,865Air New Zealand

Wed, 2 Dec - Wed, 16 Dec

07:00 - 06:25

MSO

SYD

29h 25m

2 stops

14:05 - 20:33

SYD

MSO

24h 28m

1 stop

$1,884American Airlines

Wed, 11 Nov - Wed, 2 Dec

14:27 - 09:20

MSO

SYD

24h 53m

2 stops

11:20 - 21:26

SYD

MSO

28h 06m

2 stops

$1,888United Airlines

Wed, 2 Dec - Wed, 16 Dec

16:16 - 07:05

MSO

SYD

22h 49m

2 stops

10:10 - 14:50

SYD

MSO

21h 40m

2 stops

$1,931Multiple Airlines

Wed, 30 Sep - Sat, 17 Oct

16:15 - 06:55

MSO

SYD

22h 40m

1 stop

11:20 - 15:24

SYD

MSO

21h 04m

1 stop

$1,953Air New Zealand

Wed, 30 Sep - Sat, 17 Oct

16:15 - 06:55

MSO

SYD

22h 40m

1 stop

11:20 - 21:32

SYD

MSO

27h 12m

2 stops

$1,959Air New Zealand

Wed, 30 Sep - Sat, 17 Oct

13:55 - 09:00

MSO

SYD

25h 05m

2 stops

11:15 - 15:23

SYD

MSO

22h 08m

2 stops

$2,003Multiple Airlines

Thu, 19 Nov - Thu, 26 Nov

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American Airlines flights from Montana to Australia

Our best American Airlines deals on Montana to Australia flight tickets

American Airlines

13 Aug

MSO17:52Missoula Johnson-Bell Field

21h 13m

1 stop

SYD07:05Sydney Kingsford Smith

20 Aug

SYD09:10Sydney Kingsford Smith

24h 10m

1 stop

MSO17:20Missoula Johnson-Bell Field

$1,849

American Airlines

11 Nov

MSO07:00Missoula Johnson-Bell Field

29h 25m

2 stops

SYD06:25Sydney Kingsford Smith

2 Dec

SYD14:05Sydney Kingsford Smith

24h 28m

1 stop

MSO20:33Missoula Johnson-Bell Field

$1,884

American Airlines

11 Nov

MSO07:00Missoula Johnson-Bell Field

29h 55m

1 stop

SYD06:55Sydney Kingsford Smith

2 Dec

SYD14:05Sydney Kingsford Smith

24h 28m

1 stop

MSO20:33Missoula Johnson-Bell Field

$2,094

United Airlines flights from Montana to Australia

Our best United Airlines deals on Montana to Australia flight tickets

United Airlines

2 Dec

MSO14:27Missoula Johnson-Bell Field

24h 53m

2 stops

SYD09:20Sydney Kingsford Smith

16 Dec

SYD11:20Sydney Kingsford Smith

28h 06m

2 stops

MSO21:26Missoula Johnson-Bell Field

$1,888

United Airlines

30 Dec

MSO07:00Missoula Johnson-Bell Field

32h 20m

1 stop

SYD09:20Sydney Kingsford Smith

9 Jan

SYD11:20Sydney Kingsford Smith

46h 50m

2 stops

MSO16:10Missoula Johnson-Bell Field

$2,120

United Airlines

30 Dec

MSO14:30Missoula Johnson-Bell Field

24h 50m

2 stops

SYD09:20Sydney Kingsford Smith

9 Jan

SYD11:20Sydney Kingsford Smith

44h 07m

2 stops

MSO13:27Missoula Johnson-Bell Field

$2,121

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Thu 13/8

17:52-07:05

1 stop21h 13m

Sydney Kingsford Smith

Thu 20/8

17:50-22:59

2 stops21h 09m

$1,842

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Thu 13/8

17:52-07:05

1 stop21h 13m

Sydney Kingsford Smith

Thu 20/8

09:10-17:20

1 stop24h 10m

$1,849

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Thu 13/8

05:30-06:50

2 stops33h 20m

Sydney Kingsford Smith

Thu 20/8

09:15-00:18

2 stops31h 03m

$1,859

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 2/12

06:15-09:20

2 stops33h 05m

Sydney Kingsford Smith

Wed 16/12

11:20-16:10

2 stops22h 50m

$1,865

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 11/11

07:00-06:25

2 stops29h 25m

Sydney Kingsford Smith

Wed 2/12

14:05-20:33

1 stop24h 28m

$1,884

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 2/12

14:27-09:20

2 stops24h 53m

Sydney Kingsford Smith

Wed 16/12

11:20-21:26

2 stops28h 06m

$1,888

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 30/9

16:16-07:05

2 stops22h 49m

Sydney Kingsford Smith

Sat 17/10

10:10-14:50

2 stops21h 40m

$1,931

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 30/9

16:15-06:55

1 stop22h 40m

Sydney Kingsford Smith

Sat 17/10

11:20-15:24

1 stop21h 04m

$1,953

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 30/9

16:15-06:55

1 stop22h 40m

Sydney Kingsford Smith

Sat 17/10

11:20-21:32

2 stops27h 12m

$1,959

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Thu 19/11

13:55-09:00

2 stops25h 05m

Sydney Kingsford Smith

Thu 26/11

11:15-15:23

2 stops22h 08m

$2,003

Flights are sorted by cheapest return flights first.

Sorted 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

Can stopping save me money on Montana to Australia flights?

You could potentially save up to 19% 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 40m
Direct flights	None

The fastest flight from Montana to Australia takes 22h 40m

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 old do you have to be to fly from Montana to Australia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. 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 licence 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.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Montana to Australia. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Australia from Montana on momondo can be compared and filtered by various policies on offer, including flexible booking.

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 not ready to book a flight from Montana to Australia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Australia and let you know when they change.