1 Adult (Economy)
  • Economy
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  • - + 2-11
  • - + <2 (on lap)
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Reverse: STL to SYD
UA Return flights from $2,159
Dep. Mon 23 DecRet. Fri 03 Jan$2,159
AA Return flights from $2,283
Dep. Mon 23 DecRet. Fri 03 Jan$2,283
AA,UA Return flights from $2,324
Dep. Mon 23 DecRet. Fri 03 Jan$2,324
NZ Return flights from $2,399
Dep. Mon 23 DecRet. Fri 03 Jan$2,399
AA,JQ,UA Return flights from $2,465
Dep. Mon 23 DecRet. Fri 03 Jan$2,465
QF Return flights from $2,606
Dep. Mon 23 DecRet. Fri 03 Jan$2,606
DL,UA,VA Return flights from $2,748
Dep. Mon 23 DecRet. Fri 03 Jan$2,748
AA,NZ Return flights from $2,760
Dep. Mon 23 DecRet. Fri 03 Jan$2,760
AA,DL,VA Return flights from $2,852
Dep. Mon 23 DecRet. Fri 03 Jan$2,852
JQ,UA Return flights from $2,895
Dep. Mon 23 DecRet. Fri 03 Jan$2,895
DL,VA Return flights from $2,907
Dep. Mon 23 DecRet. Fri 03 Jan$2,907
AA,QF Return flights from $2,911
Dep. Mon 23 DecRet. Fri 03 Jan$2,911
AA,AS,QF Return flights from $2,939
Dep. Mon 23 DecRet. Fri 03 Jan$2,939
AA,QF,UA Return flights from $2,939
Dep. Mon 23 DecRet. Fri 03 Jan$2,939
DL,JQ,UA Return flights from $3,046
Dep. Mon 23 DecRet. Fri 03 Jan$3,046

These flights have been found in the last 24 hours. Whats this?Prices are from searches made in the last 24 hours and current prices may differ.

Do you need to catch a flight to Sydney? Check out our domestic flights to Sydney. If Sydney is not your closest airport, then here are all our flights to St Louis from Australia and flights to United States (USA).

Did you know...

  • Sydney is 16 hours in front of St Louis. You should find out how to reduce the impact of jetlag.
  • The quickest one-way flight on this route is 19 hours and 3 minutes. Stopovers include Dallas/Fort Worth
  • The Rydges Sydney Airport Hotel which is at 8 Arrival Court, Mascot is the closest hotel to Sydney airport.
How to get from Sydney to St. Louis
Sydney (SYD)
 to 
San Francisco (SFO)
13h 15m
Layover - 1h 45m
San Francisco (SFO)
 to 
St. Louis (STL)
4h 1m