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Cheap Flights to Ontario

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Home North America USA California Cheap flights to Ontario, California

Flights to Ontario in 2021

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
Popular inDecemberHigh demand for flights, 24% potential price rise
Cheapest inMarchBest time to find cheap flights, 6% potential price drop
Average price$930Average for round-trip flights in July 2021
Round-trip from$1,236From Sydney Kingsford Smith to Ontario
One-way from$14One-way flight from Sydney to Ontario

Cheap flights to Ontario in July, August 2021

The best prices found for ONT flights for July, August
16 Aug - 24 Aug
$2,631pp
SYD
Sydney Kingsford Smith
United Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
15 Aug - 24 Aug
$2,953pp
SYD
Sydney Kingsford Smith
United Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
31 Aug - 12 Sep
$3,027pp
SYD
Sydney Kingsford Smith
United Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith

Ontario 2021 flight deals

Cheap flights to Ontario found for this year
14 Oct - 16 Jan
$1,783pp
SYD
Sydney Kingsford Smith
United Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
16 Aug - 24 Aug
$2,631pp
SYD
Sydney Kingsford Smith
United Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
15 Aug - 24 Aug
$2,953pp
SYD
Sydney Kingsford Smith
United Airlines
 
1 STOP
ONT
Ontario
ONT
Ontario
United Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith

Last minute flights to Ontario

Late deals on return flights to Ontario, departing today and this week
31 Jul - 7 Aug
$10,344pp
SYD
Sydney Kingsford Smith
United Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
United Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
31 Jul - 7 Aug
$11,138pp
SYD
Sydney Kingsford Smith
United Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
United Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith
27 Jul - 4 Aug
$11,681pp
SYD
Sydney Kingsford Smith
United Airlines
   
2 STOPS
ONT
Ontario
ONT
Ontario
United Airlines
   
2 STOPS
SYD
Sydney Kingsford Smith

Cheapest prices for Ontario flights by month

The cheapest ticket to Ontario found for each month in 2021 based on historical flight searches by Cheapflights users.
January
$901
February
$866
March
$866
April
$945
May
$909
June
$936
July
$967
August
$939
September
$952
October
$921
November
$933
December
$1,293
March is currently the cheapest month to fly to Ontario. At this moment in time December is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

When is the best time to fly to Ontario?

Average Los Angeles flight ticket prices and weather conditions for 2021 and 2022 by month.
SYD - LAX
Price
$866 - $1,897
LAX
Temperature
20 - 32 °C
LAX
Rainfall
0 - 123 mm
Whilst there are several times of the year to choose from, March is seen as the time to fly to Ontario, however, it is possible to get good deals throughout the year. If you are looking for warm weather when you arrive off of your flight to Ontario then August is statistically the hottest. February is historically the period with most rainfall.

When is the best time to book a flight to Ontario?

The best time to book flights to Ontario is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Which day is cheapest to fly to Ontario?

Tuesday is currently, on average, the cheapest day to fly to Ontario. Flying on Sunday will result in higher flight prices.

What time of day is cheapest to fly to Ontario?

To get the best value, try booking a flight at midday when visiting Ontario. Generally the prices will increase for flights in the evening as these tend to have higher demand.

Alternative, similarly priced destinations

See alternative destinations where airfare is generally forecast to be close to Ontario flight prices.

Find the best prices for you!

Cheap tickets to Ontario found by our users in Australia as recently as July 22, 2021.

Cheapest flights to USA

Not set on Ontario? See the cheapest flights to Australia. Airfare prices updated on July 22, 2021.
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