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Home / Sydney — Ontario

Cheap flights Sydney — Ontario

Sydney (SYD, AU) Ontario (ONT, US)
from $472 12 122 km ~14h 46m 2 flights found 1 airlines cheapest on Thursday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $472 on 19.11.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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Th
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December 2026
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January 2027
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Prices found for 2 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
19 Nov 2026, Thu
United Airlines UA 870
03:50
SYD Sydney (Kingsford Smith) Airport
18:54
ONT Ontario International Airport
15h 4m 1 stop
Turna.com
$472
View this ticket
21 Dec 2026, Mon
United Airlines UA 830
05:20
SYD Sydney (Kingsford Smith) Airport
20:35
ONT Ontario International Airport
15h 15m 1 stop
Turna.com
$947
View this ticket
Route characteristics
Distance
12 122 km
Flight time
14h 46m
Time difference
-18h
Minimum price
from $472 (19.11.2026)
Average price
$710
Maximum price
$947
Cheapest day
Thursday
Departure airports (1)
SYD Sydney (Kingsford Smith) Airport
Arrival airports (1)
ONT Ontario International Airport
Airlines (1)
UA United Airlines
Agencies (1)
Turna.com
Prices by day of week
Monday
$947
avg $947
Thursday
$472
avg $472
Cheapest
Price trend by month
November 2026
from $472
avg $472
1 flights
December 2026
from $947
avg $947
1 flights
Airlines — cheapest prices 1
United Airlines
United Airlines
2 flights · 2 days
$472
Where to buy tickets 1
Turna.com
2 tickets · 2 days
from $472
Airports

From — Sydney (1)

  • SYD Sydney (Kingsford Smith) Airport

To — Ontario (1)

  • ONT Ontario International Airport
Other destinations from Sydney
Adelaide
AU
Auckland
NZ
Alice Springs
AU
Ayers Rock
AU
Brisbane
AU
Canberra
AU
Christchurch
NZ
Cairns
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Dallas
US · Hub
Darwin
AU
Hobart
AU
Honolulu
US
Frequently asked questions about the route Sydney — Ontario
How long is the flight from Sydney to Ontario?
Approximate flight time — 14h 46m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from Sydney to Ontario?
The straight-line distance — 12 122 km.
How much do flights from Sydney to Ontario cost?
The minimum price over 3 months — from $472 on 19.11.2026.
What is the average ticket price?
The average price — $710. Range: $472 — $947.
What is the time difference between Sydney and Ontario?
The difference — -18h.
From which airports does Sydney operate flights?
From Sydney: SYD (Sydney (Kingsford Smith) Airport).
To which airports in Ontario do flights arrive?
To Ontario: ONT (Ontario International Airport).
Which airlines fly this route?
This route is served by 1 airline: United Airlines.
Which day of the week is cheapest?
The cheapest day of the week — Thursday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route Sydney — Ontario

Flights Sydney — Ontario is a popular route. The straight-line distance is 12 122 km. Flight time 14h 46m. Time difference -18h.

From Sydney (SYD) flights depart from 1 airport: SYD. To Ontario (ONT) — 1 arrival airport: ONT.

1 airline operate on this route: United Airlines.

The minimum price for the next 3 months — from $472 (19.11.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $710, ranging from $472 to $947. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Thursday.

Other destinations in United States from Sydney
Dallas
US
Honolulu
US
Los Angeles
US
San Francisco
US
Salt Lake City
US
New York
US
Seattle
US
Orlando
US

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