Round-trip from | C$ 306 |
|---|---|
Popular in | January |
Cheapest in | May |
Average price | C$ 221 |
The best time to book flights from San Francisco to Ontario is 55 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.
Currently, December is the cheapest month in which you can book a flight from San Francisco to Ontario (average of C$ 247). Flying from San Francisco to Ontario in May is currently the most expensive (average of C$ 569). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from San Francisco to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
The most flights from SFO to ONT are scheduled on a Monday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).
In terms of precipitation, rainfall in Ontario ranges from 3.0 - 86.0 mm per month. February is typically the wettest month, when rainfall can reach 86.0 mm. June is typically the driest time to visit Ontario when rainfall is around 3.0 mm.
If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 12.0 C).
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