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Cheap flights from Sydney to Missouri from $427

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Missouri departing on 3/3. 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

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Find the cheapest flights from Sydney to Missouri

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
9:20 am - 12:06 pm
SYD
-
STL
41h 46m
2 stops
Air Canada Logo
7:30 am - 7:20 am
STL
-
SYD
32h 50m
2 stops
$905Air Canada
Thu, May 14 - Fri, Jun 5
Air Canada Logo
9:20 am - 8:02 pm
SYD
-
STL
49h 42m
2 stops
Air Canada Logo
2:40 pm - 7:20 am
STL
-
SYD
49h 40m
2 stops
$951Air Canada
Wed, Aug 5 - Fri, Aug 28
Air Canada Logo
9:20 am - 12:06 pm
SYD
-
STL
41h 46m
2 stops
Air Canada Logo
7:30 am - 7:20 am
STL
-
SYD
56h 50m
2 stops
$958Air Canada
Fri, May 15 - Sat, Jun 6
Delta Logo
9:15 am - 8:40 am
SYD
-
STL
38h 25m
2 stops
Delta Logo
6:30 am - 6:50 am
STL
-
SYD
33h 20m
2 stops
$969Delta
Sat, Jun 6 - Mon, Jun 29
Delta Logo
9:15 am - 8:40 am
SYD
-
STL
38h 25m
2 stops
Delta Logo
3:42 pm - 6:50 am
STL
-
SYD
24h 08m
2 stops
$974Delta
Sun, Jun 7 - Tue, Jun 30
American Airlines Logo
11:20 am - 6:00 pm
SYD
-
STL
23h 40m
2 stops
American Airlines Logo
8:00 am - 9:00 am
STL
-
SYD
32h 00m
2 stops
$1,047American Airlines
Thu, Feb 19 - Mon, Feb 23
American Airlines Logo
11:20 am - 10:58 pm
SYD
-
STL
28h 38m
2 stops
American Airlines Logo
2:31 pm - 9:00 am
STL
-
SYD
25h 29m
2 stops
$1,052American Airlines
Thu, Feb 19 - Mon, Feb 23
Multiple Airlines Logo
5:45 pm - 11:58 pm
SYD
-
STL
22h 13m
1 stop
Multiple Airlines Logo
4:13 pm - 6:55 am
STL
-
SYD
22h 42m
1 stop
$1,059Multiple Airlines
Wed, Mar 25 - Wed, Apr 1
Qantas Airways Logo
12:00 pm - 5:33 pm
SYD
-
MCI
20h 33m
1 stop
Qantas Airways Logo
7:46 pm - 6:55 am
MCI
-
SYD
20h 09m
1 stop
$1,109Qantas Airways
Thu, May 21 - Fri, May 29
Multiple Airlines Logo
5:45 pm - 12:12 am
SYD
-
MCI
22h 27m
2 stops
Multiple Airlines Logo
12:35 pm - 7:30 am
MCI
-
SYD
26h 55m
3 stops
$1,189Multiple Airlines
Mon, Mar 23 - Mon, Mar 30

Air Canada flights from Sydney to Missouri

Our best Air Canada deals on Sydney to Missouri flight tickets
Air Canada
May 14
SYD9:20 amSydney Kingsford Smith
41h 46m
2 stops
STL12:06 pmLambert-St Louis
Jun 5
STL7:30 amLambert-St Louis
32h 50m
2 stops
SYD7:20 amSydney Kingsford Smith
$905
Air Canada
Aug 5
SYD9:20 amSydney Kingsford Smith
49h 42m
2 stops
STL8:02 pmLambert-St Louis
Aug 28
STL2:40 pmLambert-St Louis
49h 40m
2 stops
SYD7:20 amSydney Kingsford Smith
$951
Air Canada
Feb 17
SYD11:20 amSydney Kingsford Smith
28h 57m
2 stops
MCI11:17 pmKansas City
Feb 21
MCI5:21 pmKansas City
47h 14m
2 stops
SYD9:35 amSydney Kingsford Smith
$969

Delta flights from Sydney to Missouri

Our best Delta deals on Sydney to Missouri flight tickets
Delta
Jun 6
SYD9:15 amSydney Kingsford Smith
26h 59m
2 stops
STL9:14 pmLambert-St Louis
Jun 29
STL6:00 amLambert-St Louis
33h 50m
2 stops
SYD6:50 amSydney Kingsford Smith
$969
Delta
Jun 7
SYD9:15 amSydney Kingsford Smith
38h 25m
2 stops
STL8:40 amLambert-St Louis
Jun 30
STL3:42 pmLambert-St Louis
24h 08m
2 stops
SYD6:50 amSydney Kingsford Smith
$974

momondo Fare Finder

 
Customize your flight search to find flights from Sydney to Missouri 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 February 10, 2026.
Use the filters below to find and compare flights from Sydney to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 5/14

9:20 am-12:06 pm

2 stops41h 46m

Lambert-St Louis

Fri 6/5

7:30 am-7:20 am

2 stops32h 50m

$905

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Wed 8/5

9:20 am-8:02 pm

2 stops49h 42m

Lambert-St Louis

Fri 8/28

2:40 pm-7:20 am

2 stops49h 40m

$951

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Fri 5/15

9:20 am-12:06 pm

2 stops41h 46m

Lambert-St Louis

Sat 6/6

7:30 am-7:20 am

2 stops56h 50m

$958

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Sat 6/6

9:15 am-8:40 am

2 stops38h 25m

Lambert-St Louis

Mon 6/29

6:30 am-6:50 am

2 stops33h 20m

$969

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Sun 6/7

9:15 am-8:40 am

2 stops38h 25m

Lambert-St Louis

Tue 6/30

3:42 pm-6:50 am

2 stops24h 08m

$974

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 2/19

11:20 am-6:00 pm

2 stops23h 40m

Lambert-St Louis

Mon 2/23

8:00 am-9:00 am

2 stops32h 00m

$1,047

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Thu 2/19

11:20 am-10:58 pm

2 stops28h 38m

Lambert-St Louis

Mon 2/23

2:31 pm-9:00 am

2 stops25h 29m

$1,052

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Wed 3/25

5:45 pm-11:58 pm

1 stop22h 13m

Lambert-St Louis

Wed 4/1

4:13 pm-6:55 am

1 stop22h 42m

$1,059

SydneyKansas City

SYD - MCI

SYDMCI

Sydney Kingsford Smith

Thu 5/21

12:00 pm-5:33 pm

1 stop20h 33m

Kansas City

Fri 5/29

7:46 pm-6:55 am

1 stop20h 09m

$1,109

SydneyKansas City

SYD - MCI

SYDMCI

Sydney Kingsford Smith

Mon 3/23

5:45 pm-12:12 am

2 stops22h 27m

Kansas City

Mon 3/30

12:35 pm-7:30 am

3 stops26h 55m

$1,189

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Missouri from

How to get the cheapest flight ticket from Sydney to Missouri

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 Missouri?

In general, August is the cheapest month to fly from Sydney to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,153. If you aren’t able to travel to Missouri during the month of August, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $1,192.

Can stopping save me money on Sydney to Missouri flights?

You could potentially save up to 20% on your flight if you consider stops on a Sydney to Missouri flight.

Cheap Sydney to Missouri flight deals and tips

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

Fastest flight time

20h 08m

Direct flights

None
The fastest flight from Sydney to Missouri takes 20h 08m
There are no direct flights from Sydney to Missouri. There are no popular flight routes from Sydney to Missouri.
Search flight deals

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

    Prices for flights from Sydney Kingsford Smith Airport to Missouri are refreshed on a daily basis.

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

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

    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 Sydney Kingsford Smith Airport to Missouri.

  • What documentation or ID do you need to fly to Missouri?

    The necessary travel and health documents for your Missouri 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.

Best airlines flying from Sydney to Missouri

Compare and see reviews for airlines that fly from Sydney to Missouri with momondo
Airline
Rating
Free Cancellation
Price
Qantas AirwaysPriceFrom $1,110Free CancellationRating
7.5
988 reviews
Search Qantas Airways flights

Why use momondo?

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

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

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

All flight searches from Sydney to Missouri on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Sydney to Missouri 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 Sydney to Missouri right now. Can momondo alert me if prices change?

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

An easier way to manage your Missouri trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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