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Ontario International Airport to Sydney flight
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Cheap Flights from Ontario International Airport to Sydney

Search for flights from Ontario International Airport to Sydney and check out affordable one-way and round-trip options.

  • One way
  • Round-trip
sortSort: Price (Lowest)
  • Sort: Price (Lowest)
  • Sort: Departure (Earliest)
      • ONT06:20
        39h 20m
        2 stops
        SYD14:40
        Ontario - Sydney|Thu, Jun 20|United Airlines
        € 330€ 476
        31% OFF
        31% OFF
        € 476€ 330
      • ONT06:10
        39h 30m
        2 stops
        SYD14:40
        Ontario - Sydney|Wed, Jun 26|United Airlines
        € 350€ 476
        26% OFF
        26% OFF
        € 476€ 350
      • ONT09:40
        36h
        1 stop
        SYD14:40
        Ontario - Sydney|Fri, Jun 28|Hawaiian Airlines
        € 354€ 476
        26% OFF
        26% OFF
        € 476€ 354
      • ONT12:05
        33h 35m
        2 stops
        SYD14:40
        Ontario - Sydney|Thu, Jun 27|United Airlines
        € 384
        € 384
      • ONT20:09
        49h 31m
        2 stops
        SYD14:40
        Ontario - Sydney|Sat, May 18|Alaska Airlines
        € 384
        € 384
      • ONT06:20
        39h 20m
        2 stops
        SYD14:40
        Ontario - Sydney|Wed, Jun 19|United Airlines
        € 385
        € 385
      • ONT06:00
        39h 40m
        2 stops
        SYD14:40
        Ontario - Sydney|Wed, May 15|Alaska Airlines
        € 387
        € 387
      • ONT08:30
        37h 10m
        1 stop
        SYD14:40
        Ontario - Sydney|Thu, Jun 20|Hawaiian Airlines
        € 400
        € 400
      • ONT06:00
        39h 40m
        2 stops
        SYD14:40
        Ontario - Sydney|Fri, May 17|Alaska Airlines
        € 408
        € 408
      • ONT08:30
        37h 10m
        1 stop
        SYD14:40
        Ontario - Sydney|Mon, Jun 24|Hawaiian Airlines
        € 409
        € 409
      • ONT13:00
        3h 5m
        Direct
        SYD14:00
        Los Angeles - Sydney|Tue, May 21|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from Ontario International Airport to Sydney

See which airlines fly from Ontario International Airport to Sydney. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

United Airlines
From € 330
Hawaiian Airlines
From € 354
Alaska Airlines
From € 384
Frontier Airlines
From € 472
China Airlines
From € 747
Delta Air Lines
From € 769
American Airlines
From € 1,506
Air Canada
From € 2,346
Qatar Airways
From € 2,558
ANA airlines
Find more flights and airlines

Flight Info of Flights from Ontario International Airport to Sydney

Cheapest return ticket price

€ 739

Cheapest direct flight price

€ 285

Cheapest month

April

Peak season for travel

November

FAQs for Ontario International Airport to Sydney Flights

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