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Cheap flights from Montana to Sydney from $1,740

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SYD
31 Aug — 7 Sep1
1 adult

Cheap flight deals from Montana to Sydney

Keep the following information in mind while searching for Montana to Sydney flight deals. Data was last updated 26 August 2025.

Round-trip from

$1,740

Popular in

January

Cheapest in

June

Average price

$2,524
American Airlines
  • American Airlines
  • 12/2-7/3
  • 2 total stops
  • 55h 12m total
  • Montana to Sydney
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($850 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($223 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find 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 26 August 2025.

Wed 12/1105:30MSO - SYD
2 stops20h 15mAlaska Airlines
Sun 16/1121:40SYD - MSO
2 stops35h 44mAlaska Airlines
Deal found 25/8$1,844
Wed 12/1107:01MSO - SYD
1 stop29h 54mAmerican Airlines
Sun 16/1111:20SYD - MSO
2 stops26h 35mAmerican Airlines
Deal found 24/8$4,598

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 26 August 2025.
Use the filters below to find and compare flights from Montana to Sydney that are best for you.

Fly from

Montana

Fly to

Sydney

Route

Depart

Return

Price

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Thu 12/2

07:00-06:55

1 stop29h 55m

Sydney Kingsford Smith

Wed 4/3

14:20-21:37

1 stop25h 17m

$1,740

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Thu 12/2

07:00-06:55

1 stop29h 55m

Sydney Kingsford Smith

Sat 7/3

14:20-21:37

1 stop25h 17m

$1,740

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Wed 11/2

07:00-06:55

1 stop29h 55m

Sydney Kingsford Smith

Wed 4/3

14:20-21:37

1 stop25h 17m

$1,740

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Thu 12/2

07:00-06:55

1 stop29h 55m

Sydney Kingsford Smith

Thu 5/3

14:20-21:37

1 stop25h 17m

$1,740

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Tue 16/12

06:15-09:05

2 stops32h 50m

$7,644

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Tue 16/12

07:00-06:55

1 stop29h 55m

$19,210

Flights are sorted by cheapest return flights first.

Deals found on 24/8

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 return 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

What is the cheapest month to book a flight from Montana to Sydney?

Currently, May is the cheapest month in which you can book a flight from Montana to Sydney (average of $129). Flying from Montana to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 7.5 km from Sydney’s city centre.

  • How long is the flight from Montana to Sydney?

    Departing from Montana to Sydney will take you 29h 55m. The distance from Montana to Sydney is about 13005 km.

  • 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 holiday 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.

  • What is the cheapest month to book a flight from Montana to Sydney?

    Currently, May is the cheapest month in which you can book a flight from Montana to Sydney (average of $129). Flying from Montana to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Sydney?

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

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Montana to Sydney?

Cheapflights makes it easy to find Montana to Sydney flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Montana to Sydney?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sydney from Montana.

Can Cheapflights find flights from Montana to Sydney with no change fees?

Yes! Cheapflights helps users easily find flights from Montana to Sydney with no change fees.

Can Cheapflights notify me if prices for flights from Montana to Sydney become cheaper?

Not ready to book yet? You can track prices for flights from Montana to Sydney on Cheapflights with our Price Alert feature and get notified when better prices are available.

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