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Cheap flights from Missouri to Sydney from $682

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Sydney departing on 1/27. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Missouri to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
5:17 pm - 11:45 amMCI  Kansas City-SYD Sydney Kingsford Smith
25h 28m2 stops Dallas/Fort Worth Brisbane
Qantas Airways Logo
2:05 pm - 4:34 pmSYD  Sydney Kingsford Smith-MCI Kansas City
19h 29m1 stop Dallas/Fort Worth
$1,250Qantas Airways
Sun, Nov 1 - Sat, Nov 7
Air New Zealand Logo
8:30 am - 10:35 amMCI  Kansas City-SYD Sydney Kingsford Smith
33h 05m2 stops Houston George Bush Intcntl Auckland Intl
Air New Zealand Logo
7:25 pm - 10:15 pmSYD  Sydney Kingsford Smith-MCI Kansas City
43h 50m2 stops Auckland Intl San Francisco
$1,255Air New Zealand
Sun, Nov 1 - Sat, Nov 7
Air New Zealand Logo
2:55 pm - 10:35 amSTL  Lambert-St Louis-SYD Sydney Kingsford Smith
27h 40m2 stops Houston George Bush Intcntl Auckland Intl
Air New Zealand Logo
7:25 pm - 10:26 pmSYD  Sydney Kingsford Smith-STL Lambert-St Louis
44h 01m2 stops Auckland Intl Houston George Bush Intcntl
$1,255Air New Zealand
Mon, Oct 26 - Sat, Nov 14
Qantas Airways Logo
2:49 pm - 8:50 pmMCI  Kansas City-SYD Sydney Kingsford Smith
37h 01m2 stops Dallas/Fort Worth Auckland Intl
Qantas Airways Logo
2:05 pm - 4:30 pmSYD  Sydney Kingsford Smith-MCI Kansas City
19h 25m1 stop Dallas/Fort Worth
$1,270Qantas Airways
Mon, Feb 1 - Mon, Feb 15
United Airlines Logo
6:00 pm - 9:20 amMCI  Kansas City-SYD Sydney Kingsford Smith
22h 20m1 stop San Francisco
United Airlines Logo
9:20 am - 10:07 pmSYD  Sydney Kingsford Smith-MCI Kansas City
29h 47m1 stop Houston George Bush Intcntl
$1,308United Airlines
Mon, Feb 1 - Mon, Feb 15
United Airlines Logo
3:29 pm - 6:55 amMCI  Kansas City-SYD Sydney Kingsford Smith
24h 26m1 stop San Francisco
United Airlines Logo
10:20 am - 2:33 pmSYD  Sydney Kingsford Smith-MCI Kansas City
19h 13m1 stop San Francisco
$1,308United Airlines
Tue, Sep 8 - Tue, Sep 15
American Airlines Logo
2:49 pm - 6:25 amMCI  Kansas City-SYD Sydney Kingsford Smith
22h 36m2 stops Dallas/Fort Worth San Francisco
American Airlines Logo
11:20 am - 4:30 pmSYD  Sydney Kingsford Smith-MCI Kansas City
22h 10m2 stops Los Angeles Dallas/Fort Worth
$1,309American Airlines
Wed, Jan 20 - Sun, Jan 31
American Airlines Logo
5:14 pm - 7:05 amMCI  Kansas City-SYD Sydney Kingsford Smith
22h 51m2 stops Dallas/Fort Worth Los Angeles
American Airlines Logo
9:10 am - 7:05 pmSYD  Sydney Kingsford Smith-MCI Kansas City
24h 55m2 stops Los Angeles Chicago O'Hare Intl
$1,309American Airlines
Tue, Sep 8 - Tue, Sep 15
Delta Logo
2:15 pm - 8:30 amMCI  Kansas City-SYD Sydney Kingsford Smith
25h 15m2 stops Salt Lake City Los Angeles
Delta Logo
10:40 am - 12:21 amSYD  Sydney Kingsford Smith-MCI Kansas City
30h 41m2 stops Los Angeles Salt Lake City
$1,313Delta
Mon, Feb 1 - Mon, Feb 15
Delta Logo
3:45 pm - 8:30 amMCI  Kansas City-SYD Sydney Kingsford Smith
23h 45m1 stop Los Angeles
Delta Logo
10:40 am - 2:47 pmSYD  Sydney Kingsford Smith-MCI Kansas City
21h 07m1 stop Los Angeles
$1,534Delta
Sat, Jan 16 - Sat, Jan 30

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United Airlines flights from Missouri to Sydney

Our best United Airlines deals on Missouri to Sydney flight tickets
United Airlines
Aug 16
MCI4:20 pmKansas City
23h 40m
1 stop
SYD7:00 amSydney Kingsford Smith
Aug 30
SYD10:20 amSydney Kingsford Smith
19h 13m
1 stop
MCI2:33 pmKansas City
$1,229
United Airlines
Aug 17
STL4:40 pmLambert-St Louis
23h 15m
2 stops
SYD6:55 amSydney Kingsford Smith
Aug 24
SYD10:20 amSydney Kingsford Smith
23h 19m
1 stop
STL6:39 pmLambert-St Louis
$1,238
United Airlines
Aug 18
STL10:53 amLambert-St Louis
29h 02m
2 stops
SYD6:55 amSydney Kingsford Smith
Aug 29
SYD9:30 amSydney Kingsford Smith
22h 36m
2 stops
STL5:06 pmLambert-St Louis
$1,293

Delta flights from Missouri to Sydney

Our best Delta deals on Missouri to Sydney flight tickets
Delta
Aug 17
STL2:10 pmLambert-St Louis
25h 40m
2 stops
SYD6:50 amSydney Kingsford Smith
Aug 24
SYD9:15 amSydney Kingsford Smith
26h 27m
2 stops
STL8:42 pmLambert-St Louis
$1,243
Delta
Feb 1
MCI2:15 pmKansas City
25h 15m
2 stops
SYD8:30 amSydney Kingsford Smith
Feb 15
SYD10:40 amSydney Kingsford Smith
30h 41m
2 stops
MCI12:21 amKansas City
$1,313
Delta
Sep 18
STL2:25 pmLambert-St Louis
25h 25m
2 stops
SYD6:50 amSydney Kingsford Smith
Oct 7
SYD10:15 amSydney Kingsford Smith
29h 39m
2 stops
STL11:54 pmLambert-St Louis
$1,383

momondo Fare Finder

 
Customize your flight search to find flights from Missouri 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 15, 2026.
Use the filters below to find and compare flights from Missouri to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CitySydney

MCI Kansas City - SYD Sydney Kingsford Smith

MCISYD

Kansas City

Sun 11/1

5:17 pm-11:45 am

2 stops25h 28m

Sydney Kingsford Smith

Sat 11/7

2:05 pm-4:34 pm

1 stop19h 29m

$1,250

Kansas CitySydney

MCI Kansas City - SYD Sydney Kingsford Smith

MCISYD

Kansas City

Sun 11/1

8:30 am-10:35 am

2 stops33h 05m

Sydney Kingsford Smith

Sat 11/7

7:25 pm-10:15 pm

2 stops43h 50m

$1,255

St. LouisSydney

STL Lambert-St Louis - SYD Sydney Kingsford Smith

STLSYD

Lambert-St Louis

Mon 10/26

2:55 pm-10:35 am

2 stops27h 40m

Sydney Kingsford Smith

Sat 11/14

7:25 pm-10:26 pm

2 stops44h 01m

$1,255

Kansas CitySydney

MCI Kansas City - SYD Sydney Kingsford Smith

MCISYD

Kansas City

Mon 2/1

2:49 pm-8:50 pm

2 stops37h 01m

Sydney Kingsford Smith

Mon 2/15

2:05 pm-4:30 pm

1 stop19h 25m

$1,270

Kansas CitySydney

MCI Kansas City - SYD Sydney Kingsford Smith

MCISYD

Kansas City

Mon 2/1

6:00 pm-9:20 am

1 stop22h 20m

Sydney Kingsford Smith

Mon 2/15

9:20 am-10:07 pm

1 stop29h 47m

$1,308
Quickest round-trip

Kansas CitySydney

MCI Kansas City - SYD Sydney Kingsford Smith

MCISYD

Kansas City

Tue 9/8

3:29 pm-6:55 am

1 stop24h 26m

Sydney Kingsford Smith

Tue 9/15

10:20 am-2:33 pm

1 stop19h 13m

$1,308

Kansas CitySydney

MCI Kansas City - SYD Sydney Kingsford Smith

MCISYD

Kansas City

Wed 1/20

2:49 pm-6:25 am

2 stops22h 36m

Sydney Kingsford Smith

Sun 1/31

11:20 am-4:30 pm

2 stops22h 10m

$1,309

Kansas CitySydney

MCI Kansas City - SYD Sydney Kingsford Smith

MCISYD

Kansas City

Tue 9/8

5:14 pm-7:05 am

2 stops22h 51m

Sydney Kingsford Smith

Tue 9/15

9:10 am-7:05 pm

2 stops24h 55m

$1,309

Kansas CitySydney

MCI Kansas City - SYD Sydney Kingsford Smith

MCISYD

Kansas City

Mon 2/1

2:15 pm-8:30 am

2 stops25h 15m

Sydney Kingsford Smith

Mon 2/15

10:40 am-12:21 am

2 stops30h 41m

$1,313

Kansas CitySydney

MCI Kansas City - SYD Sydney Kingsford Smith

MCISYD

Kansas City

Sat 1/16

3:45 pm-8:30 am

1 stop23h 45m

Sydney Kingsford Smith

Sat 1/30

10:40 am-2:47 pm

1 stop21h 07m

$1,534

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Missouri 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, July is the cheapest month to fly from Missouri to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,243. If you are unable to visit Sydney during the month of July, then departing from Missouri during the month March is also very affordable. Most momondo users find prices during this month for around $1,305.

Can stopping save me money on Missouri to Sydney flights?

You could potentially save up to 24% on your flight if you consider stops on a Missouri to Sydney flight.

Cheap Missouri to Sydney flight deals and tips

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

Fastest flight time

21h 14m

Direct flights

None
The fastest flight from Missouri to Sydney takes 21h 14m
There are no direct flights from Missouri to Sydney. There are no popular flight routes from Missouri to Sydney.
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Frequently asked questions about flying from Missouri to Sydney

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

    Prices for flights from Missouri to Sydney Kingsford Smith Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Sydney Kingsford Smith Airport.

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

    The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Missouri to Sydney

Compare and see reviews for airlines that fly from Missouri to Sydney with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $917Free CancellationRating
7.8
8,508 reviews
Search Delta flights
Qantas AirwaysPriceFrom $1,057Free CancellationRating
7.5
1,082 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,077Free CancellationRating
7.1
11,939 reviews
Search American Airlines flights
United AirlinesPriceFrom $1,144Free CancellationRating
7.4
10,112 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
Wollongong
Penrith
Katoomba
Leura
Cronulla
Randwick
Manly
Lithgow
Coogee
Terrigal
Charlestown
Swansea

Why use momondo?

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

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

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

Flights from Missouri to Sydney with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Missouri to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Missouri 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 Missouri and alert you when they change.

An easier way to manage your Sydney trip

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