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Cheap flights from Montana to Sydney from $987

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Montana to Sydney departing on 10/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

American Airlines Logo
1:31 pm - 7:25 amMSO-SYD
24h 54m2 stops
American Airlines Logo
11:15 am - 8:06 pmSYD-MSO
26h 51m2 stops
$987American Airlines
Find Deal
Wed, Oct 29 - Sat, Nov 8
American Airlines Logo
1:31 pm - 6:55 amMSO-SYD
24h 24m1 stop
American Airlines Logo
11:15 am - 8:06 pmSYD-MSO
26h 51m2 stops
$1,196American Airlines
Find Deal
Wed, Oct 29 - Sat, Nov 8
Alaska Airlines Logo
7:25 pm - 7:45 pmBZN-SYD
32h 20m2 stops
Alaska Airlines Logo
9:40 pm - 2:14 pmSYD-BZN
32h 34m2 stops
$1,354Alaska Airlines
Find Deal
Tue, Aug 19 - Tue, Aug 26
Alaska Airlines Logo
5:30 am - 7:45 pmMSO-SYD
20h 15m2 stops
Alaska Airlines Logo
9:40 pm - 1:19 pmSYD-MSO
33h 39m2 stops
$1,363Alaska Airlines
Find Deal
Wed, Nov 12 - Sun, Nov 16
United Airlines Logo
6:15 am - 9:05 amFCA-SYD
32h 50m2 stops
United Airlines Logo
12:10 pm - 1:00 pmSYD-FCA
18h 50m1 stop
$1,410United Airlines
Find Deal
Fri, Dec 5 - Mon, Dec 22
United Airlines Logo
6:15 am - 9:05 amFCA-SYD
32h 50m2 stops
United Airlines Logo
12:10 pm - 4:05 pmSYD-FCA
21h 55m2 stops
$1,415United Airlines
Find Deal
Fri, Dec 5 - Mon, Dec 22
Hawaiian Airlines Logo
5:30 am - 7:45 pmMSO-SYD
21h 15m2 stops
Hawaiian Airlines Logo
9:40 pm - 1:19 pmSYD-MSO
33h 39m3 stops
$1,418Hawaiian Airlines
Find Deal
Wed, Oct 29 - Sat, Nov 8
Air New Zealand Logo
1:37 pm - 9:05 amBZN-SYD
25h 28m1 stop
Air New Zealand Logo
7:15 pm - 11:59 amSYD-BZN
58h 44m2 stops
$1,454Air New Zealand
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Fri, Nov 21 - Sun, Nov 30
Air New Zealand Logo
3:40 pm - 8:45 amBZN-SYD
23h 05m2 stops
Air New Zealand Logo
9:55 am - 1:20 pmSYD-BZN
45h 25m2 stops
$1,470Air New Zealand
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Fri, Jan 16 - Fri, Jan 30
Hawaiian Airlines Logo
4:00 pm - 7:45 pmFCA-SYD
33h 45m2 stops
Hawaiian Airlines Logo
9:40 pm - 1:36 pmSYD-FCA
33h 56m3 stops
$1,905Hawaiian Airlines
Find Deal
Fri, Dec 5 - Mon, Dec 22

Alaska Airlines flights from Montana to Sydney

Our best Alaska Airlines deals on Montana to Sydney flight tickets
Alaska Airlines
Aug 19
BZN7:25 pmBozeman Gallatin Field
32h 20m
2 stops
SYD7:45 pmSydney Kingsford Smith
Aug 26
SYD9:40 pmSydney Kingsford Smith
32h 34m
2 stops
BZN2:14 pmBozeman Gallatin Field
$1,354
Find similar
Alaska Airlines
Nov 12
MSO5:30 amMissoula Johnson-Bell Field
20h 15m
2 stops
SYD7:45 pmSydney Kingsford Smith
Nov 16
SYD9:40 pmSydney Kingsford Smith
33h 39m
2 stops
MSO1:19 pmMissoula Johnson-Bell Field
$1,363
Find similar

Delta flights from Montana to Sydney

Our best Delta deals on Montana to Sydney flight tickets
Delta
Oct 4
BZN11:55 amBozeman Gallatin Field
26h 40m
2 stops
SYD7:35 amSydney Kingsford Smith
Oct 8
SYD10:25 amSydney Kingsford Smith
24h 14m
2 stops
BZN5:39 pmBozeman Gallatin Field
$1,572
Find similar
Delta
Oct 4
BZN7:35 amBozeman Gallatin Field
31h 00m
2 stops
SYD6:35 amSydney Kingsford Smith
Oct 8
SYD10:25 amSydney Kingsford Smith
28h 49m
2 stops
BZN10:14 pmBozeman Gallatin Field
$1,573
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montana to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 7, 2025.
Use the filters below to find and compare flights from Montana to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 10/29

1:31 pm-7:25 am

2 stops24h 54m

Sydney Kingsford Smith

Sat 11/8

11:15 am-8:06 pm

2 stops26h 51m

$987

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 10/29

1:31 pm-6:55 am

1 stop24h 24m

Sydney Kingsford Smith

Sat 11/8

11:15 am-8:06 pm

2 stops26h 51m

$1,196

BozemanSydney

BZN - SYD

BZNSYD

Bozeman Gallatin Field

Tue 8/19

7:25 pm-7:45 pm

2 stops32h 20m

Sydney Kingsford Smith

Tue 8/26

9:40 pm-2:14 pm

2 stops32h 34m

$1,354

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 11/12

5:30 am-7:45 pm

2 stops20h 15m

Sydney Kingsford Smith

Sun 11/16

9:40 pm-1:19 pm

2 stops33h 39m

$1,363

KalispellSydney

FCA - SYD

FCASYD

Kalispell Glacier Park

Fri 12/5

6:15 am-9:05 am

2 stops32h 50m

Sydney Kingsford Smith

Mon 12/22

12:10 pm-1:00 pm

1 stop18h 50m

$1,410

KalispellSydney

FCA - SYD

FCASYD

Kalispell Glacier Park

Fri 12/5

6:15 am-9:05 am

2 stops32h 50m

Sydney Kingsford Smith

Mon 12/22

12:10 pm-4:05 pm

2 stops21h 55m

$1,415

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 10/29

5:30 am-7:45 pm

2 stops21h 15m

Sydney Kingsford Smith

Sat 11/8

9:40 pm-1:19 pm

3 stops33h 39m

$1,418

BozemanSydney

BZN - SYD

BZNSYD

Bozeman Gallatin Field

Fri 11/21

1:37 pm-9:05 am

1 stop25h 28m

Sydney Kingsford Smith

Sun 11/30

7:15 pm-11:59 am

2 stops58h 44m

$1,454

BozemanSydney

BZN - SYD

BZNSYD

Bozeman Gallatin Field

Fri 1/16

3:40 pm-8:45 am

2 stops23h 05m

Sydney Kingsford Smith

Fri 1/30

9:55 am-1:20 pm

2 stops45h 25m

$1,470

KalispellSydney

FCA - SYD

FCASYD

Kalispell Glacier Park

Fri 12/5

4:00 pm-7:45 pm

2 stops33h 45m

Sydney Kingsford Smith

Mon 12/22

9:40 pm-1:36 pm

3 stops33h 56m

$1,905

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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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

What is the cheapest month to fly to Sydney?

In general, August is the cheapest month to fly from Montana to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $984. If you are unable to visit Sydney during the month of August, then departing from Montana during the month June is also very affordable. Most momondo users find prices during this month for around $1,122.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Montana to Sydney is on a Saturday when prices can be found for as low as $995. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $3,153.

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

According to our data, the cheapest time of day to fly to Sydney is in the morning. momondo users have found flights departing from Montana to Sydney in the morning for as low as $995. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly at noon, with an average ticket price of $1,522. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Montana to Sydney flights?

You could potentially save up to 16% on your flight if you consider stops on a Montana to Sydney flight.

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

$4,961

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 $4,961. The best round-trip flight deal from Montana to Sydney found on momondo in the last 72 hours is $987.
The fastest flight from Montana to Sydney takes 20h 15m
There are no direct flights from Montana to Sydney. Popular non-direct routes for this connection are Missoula Johnson-Bell Field Airport - Sydney Kingsford Smith Airport, Kalispell Glacier Park Airport - Sydney Kingsford Smith Airport and Bozeman Gallatin 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 were last updated today.

  • How many operators does momondo search for flights from Montana to Sydney Kingsford Smith Airport?

  • 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 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 Montana to Sydney Kingsford Smith Airport.

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

    The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Montana to Sydney

Compare and see reviews for airlines that fly from Montana to Sydney with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $890Free CancellationRating
7.4
8,917 reviews
Search United Airlines flights

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Bondi Beach
Katoomba
Wollongong
Randwick
Coogee
Cronulla
Penrith
Manly
Lithgow
Charlestown
Swansea
Leura
Terrigal

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Montana to Sydney for you.

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

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

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

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 Sydney from Montana.

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

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

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