Ontario to Sydney

ONTSYD

Fly from Ontario to Sydney starting at SAR 2179 with Alaska Airlines.Best fare available on Oct 15, 2026.Limited seats. Better plans. Book before it's gone.

Ontario to Sydney cheapest flights this week

12 Oct
China Airlines
00:10ONT
14:20SYD
3 StopSAR 3,289VIEW DEAL
14 Oct
Alaska Airlines
07:00ONT
00:50SYD
1 StopSAR 2,575VIEW DEAL
15 Oct
Alaska Airlines
07:00ONT
00:50SYD
1 StopSAR 2,179VIEW DEAL
4 Jan
United Airlines
05:55ONT
12:00SYD
1 StopSAR 2,812VIEW DEAL

Ontario to Sydney monthly flight fare trend

Oct
from SAR 2,179
Nov
No flights
Dec
No flights
Jan
from SAR 2,812
Feb
No flights
Mar
No flights

Airport Details

Origin

Ontario

Ontario International Airport (ONT)

Ontario, ONT
Zone

Los Angeles

Elev

944 ft

Destination

Sydney

Sydney Kingsford Smith International Airport (SYD)

Sydney (Mascot), SYD
Zone

Sydney

Elev

21 ft