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 inJanuaryHigh demand for flights, 12% potential price rise
Cheapest inAugustBest time to find cheap flights, 4% potential price drop
Average price15,755,479 ₫Average for round-trip flights in April 2021
Round-trip from15,916,955 ₫From Ho Chi Minh City to Ontario

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
18,050,520 ₫
February
14,358,247 ₫
March
13,654,902 ₫
April
15,060,208 ₫
May
16,897,116 ₫
June
15,704,498 ₫
July
15,879,585 ₫
August
15,888,351 ₫
September
15,555,017 ₫
October
16,260,208 ₫
November
14,391,926 ₫
December
15,771,857 ₫
March is currently the cheapest month to fly to Ontario. At this moment in time January 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.
SGN - LAX
Price
13,654,902 ₫ - 23,537,254 ₫
LAX
Temperature
20 - 32 °C
LAX
Rainfall
0 - 123 mm
The best time to fly to Ontario is during March, but great deals can be found at other times. 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?

To ensure you get the cheapest price possible for a flight to Ontario, you should look to book at least 61 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Which day is cheapest to fly to Ontario?

At the moment, Friday is the most economical day to take a flight to Ontario. Thursday is likely to be the most costly.

What time of day is cheapest to fly to Ontario?

Ontario flights can be made cheaper if you choose a flight in the afternoon. Booking a flight at noon will likely mean higher prices.

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 Vietnam as recently as April 18, 2021.

Cheapest flights to USA

Not set on Ontario? See the cheapest flights to Vietnam. Airfare prices updated on April 18, 2021.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2021.
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