Cheap Flights from Sydney (SYD) to Ontario (ONT)

Airlines that fly from Sydney Airport (SYD) to Los Angeles - Ontario Intl. Airport (ONT)

  • Plan, book, fly with confidence
  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 35% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards

Cheap Flights from Sydney (SYD) to Ontario (ONT)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Qantas Airways
United
Qantas Airways
Hawaiian Airlines
Qantas Airways
China Airlines
China Airlines
All Nippon Airways
China Airlines
Beautiful view of the beach with palm trees

Black Friday: Members save 30%+

Members save 30%+ on selected hotels until 4 Dec (property time) with our Black Friday deals. Stay by 15 Dec 2025.
*Available to Expedia members.