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Find cheap flights from Missouri to Sydney from $1,138

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Sydney departing on 24/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
Sat 8/6
Sat 15/6

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Good to know

Low season

July

High season

May

Cheapest flight

$1,138
Best time to beat the crowds but there is an average 14% increase in price.
Most popular time to fly and prices are also 13% lower on average.
Flight from St. Louis to Sydney

FAQs for booking flights from Missouri to Sydney

  • How does KAYAK find such low prices on flights from Missouri to Sydney?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Sydney.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Sydney?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Sydney from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Missouri to Sydney?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Sydney with an airline and back to Missouri with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Sydney?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Sydney from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly direct from Missouri to Sydney Kingsford Smith?

Find which airlines fly direct from Missouri to Kingsford Smith, which days they fly and book direct flights.

Direct departures

Missouri to Sydney Kingsford Smith

Monday

ANA, Aegean Airlines, Air Canada, +75 more

ANA, Aegean Airlines, +76 more

Tuesday

ANA, Aegean Airlines, Air Canada, +72 more

ANA, Aegean Airlines, +73 more

Wednesday

ANA, Aegean Airlines, Air Canada, +73 more

ANA, Aegean Airlines, +74 more

Thursday

ANA, Aegean Airlines, Air Canada, +72 more

ANA, Aegean Airlines, +73 more

Friday

ANA, Aegean Airlines, Air Canada, +77 more

ANA, Aegean Airlines, +78 more

Saturday

ANA, Aegean Airlines, Air Canada, +71 more

ANA, Aegean Airlines, +72 more

Sunday

ANA, Aegean Airlines, Air Canada, +73 more

ANA, Aegean Airlines, +74 more

See more direct flights

Direct returns

Sydney Kingsford Smith to Missouri

Monday

ANA, Aegean Airlines, Air Canada, +75 more

ANA, Aegean Airlines, +76 more

Tuesday

ANA, Aegean Airlines, Air Canada, +72 more

ANA, Aegean Airlines, +73 more

Wednesday

ANA, Aegean Airlines, Air Canada, +73 more

ANA, Aegean Airlines, +74 more

Thursday

ANA, Aegean Airlines, Air Canada, +72 more

ANA, Aegean Airlines, +73 more

Friday

ANA, Aegean Airlines, Air Canada, +77 more

ANA, Aegean Airlines, +78 more

Saturday

ANA, Aegean Airlines, Air Canada, +71 more

ANA, Aegean Airlines, +72 more

Sunday

ANA, Aegean Airlines, Air Canada, +73 more

ANA, Aegean Airlines, +74 more

See more direct flights
See more direct flights

Book cheap flights from Missouri to Sydney

Recent return flight deals

6/6Thu
2 stops
24h 20mMCI-SYD
13/6Thu
3 stops
31h 54mSYD-MCI
$1,938
6/6Thu
2 stops
34h 15mMCI-SYD
13/6Thu
2 stops
21h 49mSYD-MCI
$1,973
10/9Tue
2 stopsAir New Zealand
27h 00mMCI-SYD
21/9Sat
2 stopsAir New Zealand
43h 05mSYD-MCI
$2,067
17/6Mon
1 stopUnited Airlines
34h 00mMCI-SYD
9/7Tue
2 stopsUnited Airlines
28h 15mSYD-MCI
$2,131
17/6Mon
1 stopUnited Airlines
34h 00mMCI-SYD
9/7Tue
1 stopUnited Airlines
29h 09mSYD-MCI
$2,140
13/8Tue
2 stopsAir New Zealand
26h 32mSTL-SYD
23/8Fri
2 stopsAir New Zealand
44h 13mSYD-STL
$2,149
13/8Tue
1 stopQantas Airways
33h 05mSTL-SYD
23/8Fri
1 stopQantas Airways
28h 27mSYD-STL
$2,443
4/11Mon
1 stopQantas Airways
20h 37mSTL-SYD
26/11Tue
1 stopQantas Airways
28h 45mSYD-STL
$2,471
13/8Tue
3 stopsAir Canada
52h 20mSTL-SYD
23/8Fri
2 stopsAir Canada
45h 01mSYD-STL
$2,500
27/7Sat
3 stopsAir Canada
52h 20mSTL-SYD
31/7Wed
3 stopsAir Canada
50h 45mSYD-STL
$2,920

Search by stops

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Recent one-way flight deals

24/6Mon
3 stops
40h 40mSTL-SYD
$1,138
24/6Mon
2 stops
33h 19mSTL-SYD
$1,154
9/10Wed
2 stopsUnited Airlines
31h 10mSTL-SYD
$1,562
13/9Fri
3 stops
29h 43mSTL-SYD
$1,597
13/9Fri
2 stopsUnited Airlines
23h 09mSTL-SYD
$1,636
9/6Sun
2 stopsAir New Zealand
35h 30mMCI-SYD
$1,772
1/7Mon
2 stopsAir New Zealand
34h 37mSTL-SYD
$1,942
24/6Mon
1 stopQantas Airways
33h 36mSTL-SYD
$2,003
9/6Sun
1 stopQantas Airways
21h 18mMCI-SYD
$2,038
27/6Thu
2 stopsCathay Pacific
33h 20mMCI-SYD
$3,290

Search by stops

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Last minute flights from Missouri to Sydney

Last minute flight, train and bus deals

12/5Sun
multi-stopAir New Zealand
35h 26mSTL-SYD
14/5Tue
multi-stopAir New Zealand
25h 55mSYD-STL
$3,279
11/5Sat
multi-stopAir New Zealand
22h 58mSTL-SYD
13/5Mon
multi-stopAir New Zealand
25h 55mSYD-STL
$3,379
12/5Sun
multi-stop
31h 35mSTL-SYD
14/5Tue
multi-stop
25h 55mSYD-STL
$3,544
12/5Sun
multi-stopQantas Airways
22h 03mSTL-SYD
14/5Tue
multi-stopQantas Airways
20h 42mSYD-STL
$3,886
12/5Sun
multi-stopQantas Airways
22h 03mSTL-SYD
14/5Tue
multi-stopQantas Airways
44h 32mSYD-STL
$4,091
11/5Sat
multi-stop
23h 08mSTL-SYD
13/5Mon
multi-stop
20h 42mSYD-STL
$4,208
11/5Sat
multi-stop
23h 08mSTL-SYD
13/5Mon
multi-stop
21h 21mSYD-STL
$4,214
11/5Sat
multi-stopAir Canada
30h 30mSTL-SYD
13/5Mon
multi-stopAir Canada
50h 45mSYD-STL
$4,815
12/5Sun
multi-stopWestJet
44h 35mMCI-SYD
22/5Wed
multi-stopWestJet
35h 49mSYD-MCI
$10,155
11/5Sat
multi-stopAir Canada
29h 20mSTL-SYD
13/5Mon
multi-stopAir Canada
50h 45mSYD-STL
$23,008

Search by stops

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Flights to Sydney

Destination:

Sydney (SYD)Australia

Return flight deals:

Sydney - Missouri

Cabin classes:

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