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Cheap flights from Missoula to Sydney from $1,317

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Missoula to Sydney departing on 5/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Missoula to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:19 pm - 6:55 am
MSO
-
SYD
22h 36m
1 stop
United Airlines Logo
10:20 am - 3:38 pm
SYD
-
MSO
21h 18m
1 stop
$1,317United Airlines
Sun, May 31 - Sun, Jun 7
United Airlines Logo
2:26 pm - 7:00 am
MSO
-
SYD
24h 34m
2 stops
United Airlines Logo
10:20 am - 3:38 pm
SYD
-
MSO
21h 18m
1 stop
$1,322United Airlines
Sun, May 31 - Sun, Jun 7
Multiple Airlines Logo
3:39 pm - 6:50 pm
MSO
-
SYD
35h 11m
2 stops
Multiple Airlines Logo
8:45 pm - 12:16 pm
SYD
-
MSO
31h 31m
3 stops
$1,456Multiple Airlines
Sun, May 31 - Sun, Jun 7
American Airlines Logo
5:51 pm - 7:30 am
MSO
-
SYD
21h 39m
1 stop
American Airlines Logo
5:50 pm - 5:20 pm
SYD
-
MSO
39h 30m
1 stop
$1,506American Airlines
Tue, Aug 25 - Mon, Aug 31
American Airlines Logo
5:51 pm - 7:30 am
MSO
-
SYD
21h 39m
1 stop
American Airlines Logo
6:00 am - 5:20 pm
SYD
-
MSO
27h 20m
2 stops
$1,512American Airlines
Tue, Aug 25 - Mon, Aug 31
United Airlines Logo
6:15 am - 7:00 am
MSO
-
SYD
32h 45m
2 stops
United Airlines Logo
10:20 am - 3:38 pm
SYD
-
MSO
21h 18m
1 stop
$1,534United Airlines
Fri, May 22 - Tue, May 26
United Airlines Logo
6:15 am - 7:00 am
MSO
-
SYD
32h 45m
2 stops
United Airlines Logo
10:20 am - 4:20 pm
SYD
-
MSO
22h 00m
2 stops
$1,535United Airlines
Fri, May 22 - Tue, May 26
United Airlines Logo
7:15 am - 7:00 am
MSO
-
SYD
31h 45m
1 stop
United Airlines Logo
10:20 am - 3:38 pm
SYD
-
MSO
21h 18m
1 stop
$1,538United Airlines
Fri, May 22 - Tue, May 26
United Airlines Logo
7:15 am - 7:00 am
MSO
-
SYD
31h 45m
1 stop
United Airlines Logo
10:20 am - 3:38 pm
SYD
-
MSO
21h 18m
1 stop
$1,539United Airlines
Fri, May 22 - Tue, May 26
Qatar Airways Logo
1:25 pm - 6:10 am
MSO
-
SYD
48h 45m
2 stops
Qatar Airways Logo
6:30 pm - 10:42 pm
SYD
-
MSO
44h 12m
3 stops
$2,484Qatar Airways
Tue, Aug 25 - Mon, Aug 31

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American Airlines flights from Missoula to Sydney

Our best American Airlines deals on Missoula to Sydney flight tickets
American Airlines
Aug 25
MSO5:51 pmMissoula Johnson-Bell Field
21h 39m
1 stop
SYD7:30 amSydney Kingsford Smith
Aug 31
SYD5:50 pmSydney Kingsford Smith
39h 30m
1 stop
MSO5:20 pmMissoula Johnson-Bell Field
$1,506
American Airlines
Aug 25
MSO5:51 pmMissoula Johnson-Bell Field
21h 39m
1 stop
SYD7:30 amSydney Kingsford Smith
Aug 31
SYD6:00 amSydney Kingsford Smith
27h 20m
2 stops
MSO5:20 pmMissoula Johnson-Bell Field
$1,512

United Airlines flights from Missoula to Sydney

Our best United Airlines deals on Missoula to Sydney flight tickets
United Airlines
May 22
MSO6:15 amMissoula Johnson-Bell Field
32h 45m
2 stops
SYD7:00 amSydney Kingsford Smith
May 26
SYD9:30 amSydney Kingsford Smith
28h 04m
2 stops
MSO9:34 pmMissoula Johnson-Bell Field
$1,534
United Airlines
May 22
MSO6:15 amMissoula Johnson-Bell Field
32h 45m
2 stops
SYD7:00 amSydney Kingsford Smith
May 26
SYD10:20 amSydney Kingsford Smith
22h 00m
2 stops
MSO4:20 pmMissoula Johnson-Bell Field
$1,535
United Airlines
May 22
MSO7:15 amMissoula Johnson-Bell Field
31h 45m
1 stop
SYD7:00 amSydney Kingsford Smith
May 26
SYD10:20 amSydney Kingsford Smith
21h 18m
1 stop
MSO3:38 pmMissoula Johnson-Bell Field
$1,539

momondo Fare Finder

 
Customize your flight search to find flights from Missoula 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 April 22, 2026.
Use the filters below to find and compare flights from Missoula to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Sun 5/31

4:19 pm-6:55 am

1 stop22h 36m

Sydney Kingsford Smith

Sun 6/7

10:20 am-3:38 pm

1 stop21h 18m

$1,317

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Sun 5/31

2:26 pm-7:00 am

2 stops24h 34m

Sydney Kingsford Smith

Sun 6/7

10:20 am-3:38 pm

1 stop21h 18m

$1,322

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Sun 5/31

3:39 pm-6:50 pm

2 stops35h 11m

Sydney Kingsford Smith

Sun 6/7

8:45 pm-12:16 pm

3 stops31h 31m

$1,456

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Tue 8/25

5:51 pm-7:30 am

1 stop21h 39m

Sydney Kingsford Smith

Mon 8/31

5:50 pm-5:20 pm

1 stop39h 30m

$1,506

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Tue 8/25

5:51 pm-7:30 am

1 stop21h 39m

Sydney Kingsford Smith

Mon 8/31

6:00 am-5:20 pm

2 stops27h 20m

$1,512

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Fri 5/22

6:15 am-7:00 am

2 stops32h 45m

Sydney Kingsford Smith

Tue 5/26

10:20 am-3:38 pm

1 stop21h 18m

$1,534

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Fri 5/22

6:15 am-7:00 am

2 stops32h 45m

Sydney Kingsford Smith

Tue 5/26

10:20 am-4:20 pm

2 stops22h 00m

$1,535

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Fri 5/22

7:15 am-7:00 am

1 stop31h 45m

Sydney Kingsford Smith

Tue 5/26

10:20 am-3:38 pm

1 stop21h 18m

$1,538

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Fri 5/22

7:15 am-7:00 am

1 stop31h 45m

Sydney Kingsford Smith

Tue 5/26

10:20 am-3:38 pm

1 stop21h 18m

$1,539

MissoulaSydney

MSO - SYD

MSOSYD

Missoula Johnson-Bell Field

Tue 8/25

1:25 pm-6:10 am

2 stops48h 45m

Sydney Kingsford Smith

Mon 8/31

6:30 pm-10:42 pm

3 stops44h 12m

$2,484

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Missoula to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Missoula to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Missoula to Sydney (MSO to SYD) flight deals and tips

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

Fastest flight time

26h 21m

Direct flights

None
The fastest flight from Missoula to Sydney takes 26h 21m
There are no direct flights from Missoula to Sydney. There are no popular flight routes from Missoula to Sydney.
Search flight deals

Frequently asked questions about flying from Missoula to Sydney

  • How far is Missoula Johnson-Bell Field to Sydney Kingsford Smith by plane?

    Missoula Johnson-Bell Field and Sydney Kingsford Smith are 8079.7 mi apart from one another. In terms of flight time, this usually takes a little over 26h 21m.

  • When did momondo last update prices for flights from Missoula Johnson-Bell Field Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Missoula Johnson-Bell Field Airport to Sydney Kingsford Smith Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Missoula Johnson-Bell Field Airport to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Missoula Johnson-Bell Field Airport to Sydney Kingsford Smith Airport?

    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 layovers. It is recommended that you verify with the airline you are booking with for travel from Missoula Johnson-Bell Field Airport 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 license 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.

  • What is the most popular airline from Missoula to Sydney?

Best airlines flying from Missoula to Sydney

Compare and see reviews for airlines that fly from Missoula to Sydney with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $878Free CancellationRating
7.4
9,625 reviews
Search United Airlines flights

Frequently asked questions about flying from Missoula to Sydney

  • How do I get Price Alerts for flights from Missoula to Sydney?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Missoula from Sydney. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Missoula to Sydney with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Sydney?

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

Why use momondo?

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

It is quick and easy to find Missoula to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.

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

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

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

Once all potential Missoula to Sydney flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Missoula to Sydney flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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