What is the cheapest airline that flies from Montana to Sydney Kingsford Smith?

United Airlines and American Airlines are the most popular carriers operating from Montana to Sydney Kingsford Smith

When did momondo last update prices for flights from Montana to Sydney Kingsford Smith Airport?

Prices for flights from Montana to Sydney Kingsford Smith Airport are updated daily.

How old do you have to be to fly from Montana to Sydney Kingsford Smith Airport?

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 Montana to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The necessary travel and health documents for your Sydney Kingsford Smith Airport 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.

$1,601 Cheap Flights from Montana to Sydney in 2025

1 adult

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Find the cheapest flights from Montana to Sydney

Round-trip

One-way

Cheap return flights

06:35 - 07:05MSO-SYD

32h 30m2 stops

09:10 - 00:27SYD-MSO

31h 17m2 stops

$1,601

Find Deal

Tue, 23 Sep - Tue, 30 Sep

06:40 - 07:05MSO-SYD

32h 25m2 stops

12:10 - 13:00SYD-MSO

40h 50m1 stop

$1,632American Airlines

Find Deal

Tue, 23 Sep - Tue, 30 Sep

14:14 - 07:05MSO-SYD

24h 51m2 stops

09:10 - 00:27SYD-MSO

31h 17m2 stops

$1,644

Find Deal

Mon, 8 Sep - Mon, 15 Sep

13:51 - 06:55MSO-SYD

25h 04m1 stop

12:10 - 13:00SYD-MSO

40h 50m1 stop

$1,722American Airlines

Find Deal

Tue, 23 Sep - Tue, 30 Sep

13:51 - 06:55MSO-SYD

25h 04m1 stop

12:10 - 23:18SYD-MSO

27h 08m2 stops

$1,739American Airlines

Find Deal

Mon, 8 Sep - Mon, 15 Sep

05:30 - 19:45MSO-SYD

20h 15m2 stops

21:40 - 15:24SYD-MSO

35h 44m2 stops

$2,090Alaska Airlines

Find Deal

Wed, 12 Nov - Sun, 16 Nov

05:30 - 06:35MSO-SYD

33h 05m2 stops

09:25 - 00:18SYD-MSO

30h 53m2 stops

$2,113Delta

Find Deal

Tue, 23 Sep - Tue, 30 Sep

18:40 - 14:40MSO-SYD

28h 00m2 stops

07:30 - 15:18SYD-MSO

23h 48m3 stops

$2,488

Find Deal

Tue, 23 Sep - Tue, 30 Sep

14:14 - 08:45MSO-SYD

26h 31m3 stops

17:45 - 23:59SYD-MSO

22h 14m2 stops

$3,463

Find Deal

Mon, 8 Sep - Mon, 15 Sep

16:17 - 06:55MSO-SYD

22h 38m1 stop

10:20 - 15:36SYD-MSO

21h 16m1 stop

$10,555United Airlines

Find Deal

Mon, 8 Sep - Mon, 15 Sep

American Airlines flights from Montana to Sydney

Our best American Airlines deals on Montana to Sydney flight tickets

American Airlines

23 Sept

MSO06:40Missoula Johnson-Bell Field

32h 25m

2 stops

SYD07:05Sydney Kingsford Smith

30 Sept

SYD12:10Sydney Kingsford Smith

40h 50m

1 stop

MSO13:00Missoula Johnson-Bell Field

$1,632

Find similar

American Airlines

23 Sept

MSO13:51Missoula Johnson-Bell Field

25h 04m

1 stop

SYD06:55Sydney Kingsford Smith

30 Sept

SYD12:10Sydney Kingsford Smith

40h 50m

1 stop

MSO13:00Missoula Johnson-Bell Field

$1,722

Find similar

American Airlines

8 Sept

MSO13:51Missoula Johnson-Bell Field

25h 04m

1 stop

SYD06:55Sydney Kingsford Smith

15 Sept

SYD12:10Sydney Kingsford Smith

27h 08m

2 stops

MSO23:18Missoula Johnson-Bell Field

$1,739

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Tue 23/9

06:35-07:05

2 stops32h 30m

Sydney Kingsford Smith

Tue 30/9

09:10-00:27

2 stops31h 17m

$1,601

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Tue 23/9

06:40-07:05

2 stops32h 25m

Sydney Kingsford Smith

Tue 30/9

12:10-13:00

1 stop40h 50m

$1,632

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Mon 8/9

14:14-07:05

2 stops24h 51m

Sydney Kingsford Smith

Mon 15/9

09:10-00:27

2 stops31h 17m

$1,644

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Tue 23/9

13:51-06:55

1 stop25h 04m

Sydney Kingsford Smith

Tue 30/9

12:10-13:00

1 stop40h 50m

$1,722

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Mon 8/9

13:51-06:55

1 stop25h 04m

Sydney Kingsford Smith

Mon 15/9

12:10-23:18

2 stops27h 08m

$1,739

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 12/11

05:30-19:45

2 stops20h 15m

Sydney Kingsford Smith

Sun 16/11

21:40-15:24

2 stops35h 44m

$2,090

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Tue 23/9

05:30-06:35

2 stops33h 05m

Sydney Kingsford Smith

Tue 30/9

09:25-00:18

2 stops30h 53m

$2,113

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Tue 23/9

18:40-14:40

2 stops28h 00m

Sydney Kingsford Smith

Tue 30/9

07:30-15:18

3 stops23h 48m

$2,488

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Mon 8/9

14:14-08:45

3 stops26h 31m

Sydney Kingsford Smith

Mon 15/9

17:45-23:59

2 stops22h 14m

$3,463

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Mon 8/9

16:17-06:55

1 stop22h 38m

Sydney Kingsford Smith

Mon 15/9

10:20-15:36

1 stop21h 16m

$10,555

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montana to Sydney

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

What is the cheapest month to fly to Sydney?

The month of August is, on average, the cheapest month to fly to Sydney from Montana, with most prices found around $1,508. If you aren’t able to travel to Sydney during the month of August, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $1,719.

Cheap Montana to Sydney flight deals and tips

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

Best price found	$7,601
Fastest flight time	20h 15m
Direct flights	None
Airports in Sydney	1 airport

The best one-way flight to Sydney from Montana in the past 72 hours is $7,601. The best return flight deal from Montana to Sydney found on momondo in the last 72 hours is $1,601.

The fastest flight from Montana to Sydney takes 20h 15m

There are no direct flights from Montana to Sydney. Popular non-direct route for this connection is Missoula Johnson-Bell Field Airport - Sydney Kingsford Smith Airport.

There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

Search flight deals

When did momondo last update prices for flights from Montana to Sydney Kingsford Smith Airport?
Prices for flights from Montana to Sydney Kingsford Smith Airport are updated daily.
How old do you have to be to fly from Montana to Sydney Kingsford Smith Airport?
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 Montana to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The necessary travel and health documents for your Sydney Kingsford Smith Airport 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.

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Why use momondo?

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

Finding the right flight to Sydney 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 Sydney quick and easy, saving you time and money.

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

Flights from Montana to Sydney 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 Montana to Sydney?

momondo helps you find the best flight between Montana and Sydney by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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