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$1,272+ Cheap flights from Montana to Sydney (SYD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SYD
Jul 9 — Jul 161
Thu 7/9
Thu 7/16
1 adult, Economy
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Cheap flight deals from Montana to Sydney

Cheapest flights from Montana to Sydney
Explore the most affordable flight options available from Montana to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 9, 2026.

This American Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/294:44 pm
MSO
-
SYD
1 stop22h 46m
American Airlines
Sat 8/89:10 am
SYD
-
MSO
1 stop24h 10m
American Airlines
Deal found 6/6$1,272
This American Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/224:44 pm
MSO
-
SYD
1 stop22h 21m
American Airlines
Wed 7/2912:00 pm
SYD
-
MSO
1 stop26h 40m
American Airlines
Deal found 6/6$1,306
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/12:37 pm
BZN
-
SYD
2 stops24h 38m
United Airlines
Wed 12/911:20 am
SYD
-
BZN
1 stop18h 48m
United Airlines
Deal found 6/8$1,309
This American Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:00 am
MSO
-
SYD
2 stops29h 25m
American Airlines
Wed 12/1611:15 am
SYD
-
MSO
2 stops27h 18m
American Airlines
Deal found 6/8$1,310
This KAYAK deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/110:41 am
BZN
-
SYD
2 stops28h 24m
Air New Zealand
Wed 12/911:20 am
SYD
-
BZN
2 stops21h 53m
Air New Zealand
Deal found 6/8$1,313
This United Airlines deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/226:05 am
MSO
-
SYD
2 stops32h 50m
United Airlines
Wed 7/2910:20 am
SYD
-
MSO
2 stops27h 19m
United Airlines
Deal found 6/6$1,364
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:30 am
BZN
-
SYD
2 stops32h 25m
United Airlines
Sun 8/309:30 am
SYD
-
BZN
2 stops25h 12m
United Airlines
Deal found 6/8$1,430
This United Airlines deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:12 pm
FCA
-
SYD
2 stops45h 48m
United Airlines
Thu 10/2211:20 am
SYD
-
FCA
2 stops27h 16m
United Airlines
Deal found 6/9$1,474
This KAYAK deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/72:29 pm
FCA
-
SYD
2 stops24h 36m
Air New Zealand
Thu 11/1211:20 am
SYD
-
FCA
2 stops28h 10m
Air New Zealand
Deal found 6/9$1,488
This United Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/232:27 pm
MSO
-
SYD
2 stops24h 38m
United Airlines
Sat 11/2812:10 pm
SYD
-
MSO
2 stops27h 16m
United Airlines
Deal found 6/5$1,545
This KAYAK deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:00 am
MSO
-
SYD
1 stop29h 55m
Qantas Airways
Wed 12/162:05 pm
SYD
-
MSO
1 stop24h 28m
Qantas Airways
Deal found 6/6$1,565
This Air New Zealand deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:00 am
BZN
-
SYD
3 stops31h 45m
Multiple Airlines
Wed 12/911:45 am
SYD
-
BZN
3 stops27h 22m
Multiple Airlines
Deal found 6/8$1,648

Find flight deals from Montana to Sydney

Keep the following information in mind while searching for Montana to Sydney flight deals. Data was last updated June 9, 2026.

Round-trip from

$1,272
(American Airlines)
From Montana to Sydney Kingsford Smith
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 9, 2026.
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

Cheapest round-trip

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 7/29

4:44 pm-7:05 am

1 stop22h 21m

Sydney Kingsford Smith

Sat 8/8

5:50 pm-12:35 pm

2 stops34h 45m

$1,276
Quickest round-trip

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 7/22

4:44 pm-7:05 am

1 stop22h 21m

Sydney Kingsford Smith

Wed 7/29

12:00 pm-10:40 pm

1 stop26h 40m

$1,306

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 12/2

7:00 am-6:25 am

2 stops29h 25m

Sydney Kingsford Smith

Wed 12/16

11:15 am-8:33 pm

2 stops27h 18m

$1,310

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 7/22

6:05 am-6:55 am

2 stops32h 50m

Sydney Kingsford Smith

Wed 7/29

10:20 am-9:39 pm

2 stops27h 19m

$1,364

BozemanSydney

BZN - SYD

BZNSYD

Bozeman Gallatin Field

Wed 8/26

6:30 am-6:55 am

2 stops32h 25m

Sydney Kingsford Smith

Sun 8/30

9:30 am-6:42 pm

2 stops25h 12m

$1,430

KalispellSydney

FCA - SYD

FCASYD

Kalispell Glacier Park

Fri 10/9

5:12 pm-8:00 am

2 stops45h 48m

Sydney Kingsford Smith

Thu 10/22

11:20 am-9:36 pm

2 stops27h 16m

$1,474

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Mon 11/23

2:27 pm-9:05 am

2 stops24h 38m

Sydney Kingsford Smith

Sat 11/28

12:10 pm-9:26 pm

2 stops27h 16m

$1,545

BozemanSydney

BZN - SYD

BZNSYD

Bozeman Gallatin Field

Tue 12/1

7:00 am-8:45 am

3 stops31h 45m

Sydney Kingsford Smith

Wed 12/9

11:45 am-9:07 pm

3 stops27h 22m

$1,648

KalispellSydney

FCA - SYD

FCASYD

Kalispell Glacier Park

Sat 11/7

2:05 pm-6:50 am

2 stops46h 45m

Sydney Kingsford Smith

Thu 11/12

6:15 pm-5:54 pm

3 stops41h 39m

$1,823

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 12/2

2:16 pm-6:10 am

2 stops21h 54m

Sydney Kingsford Smith

Wed 12/16

10:20 am-11:59 pm

3 stops31h 39m

$1,883

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

Showing 1-10 of 11 resultsSorted by cheapest first
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Best time to book a flight from Montana to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Montana with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montana to Sydney
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Montana to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Montana?

    Most people fly into Sydney Kingsford Smith (SYD) if they book a flight to Sydney from Montana. Kingsford Smith is conveniently located just 4.6 mi from Sydney’s city center.

  • How long is the flight from Montana to Sydney?

    A quick flight from Montana to Sydney can take about 22h 21m. American Airlines provides one of the quickest options available for as low as $1,276. Montana and Sydney are separated by a distance of 8081 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Montana to Sydney?

    The most popular route from Montana to Sydney is Missoula Johnson-Bell Field - Sydney Kingsford Smith. You may also consider Kalispell Glacier Park - Sydney Kingsford Smith or Bozeman Gallatin Field - Sydney Kingsford Smith.

  • Can I find deals for flights from Montana to Sydney that include hotel bookings?

    Yes. In addition to deals on Montana to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montana to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montana to Sydney.

  • Can I find deals for business class flights from Montana to Sydney?

    Yes. Cheapflights offers flight deals from Montana to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Coogee
Manly

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Montana to Sydney

Discover the top airline that operate flights from Montana to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,215Average$1,530FlexibilityNo cancel feeOn-time69%

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