From November 2026*, Air New Zealand will operate flights to and from Western Sydney International Airport, alongside our existing services at Sydney Kingsford Smith Airport.
*Subject to Government Approvals.
Saint Louis (STL) to Sydney (SYD) flights from $1,373* with Air New Zealand
Search and book flights between Saint Louis and Sydney by comparing our fares shown on this page. Plan your adventure today!
expand_more
1 Passenger, Economy - lowest
expand_morePromo Code
expand_moretoday
today
Find the best fares for flights from Saint Louis (STL) to Sydney (SYD)
location_on
location_on
Try alternate month or interact with individual days below in order to find flight pricing.
Compare & book Air NZ Saint Louis (STL) to Sydney (SYD) flights departing in the next 90 days
flight_takeoff
flight_land
$
Saint Louis (STL)to
Sydney (SYD)Jan 26, 2027 - May 12, 2027
From
$1,373
Refreshed: 3 hrs ago
Per person, return
Economy
Saint Louis (STL)to
Sydney (SYD)Jan 26, 2027 - May 17, 2027
From
$1,374
Refreshed: 1 day ago
Per person, return
Economy
Saint Louis (STL)to
Sydney (SYD)Jan 27, 2027 - May 12, 2027
From
$1,376
Refreshed: 1 day ago
Per person, return
Economy
Saint Louis (STL)to
Sydney (SYD)Jan 27, 2027 - May 17, 2027
From
$1,383
Refreshed: 15 hrs ago
Per person, return
Economy
Saint Louis (STL)to
Sydney (SYD)Jan 29, 2027 - May 12, 2027
From
$1,423
Refreshed: 15 hrs ago
Per person, return
Economy
Saint Louis (STL)to
Sydney (SYD)Jan 28, 2027 - May 17, 2027
From
$1,423
Refreshed: 15 hrs ago
Per person, return
Economy
Saint Louis (STL)to
Sydney (SYD)Jan 28, 2027 - May 12, 2027
From
$1,424
Refreshed: 1 day ago
Per person, return
Economy
Saint Louis (STL)to
Sydney (SYD)Nov 05, 2026 - Nov 11, 2026
From
$1,428
Refreshed: 1 day ago
Per person, return
Economy
*Fares displayed have been available for flights searched within the last 24 hours and may not currently be available at time of booking. Flights may not be available at peak times or on all flights. Additional fees, including service/card payment fees may apply. Other terms and conditions may also apply.
Explore flights to Sydney
*Fares displayed are all inclusive round trip fares including all taxes, fees and other mandatory charges. For flights to or from Sydney, prices may be based on travel to or from SYD or WSI airports.