Cheap flights from Ontario to San Francisco from C$ 74

Booking a flight from Ontario (ONT) to San Francisco (SFO) is your only option if you wish to fly from Ontario to San Francisco. On a typical day, there are 6 flights from Ontario to San Francisco, all of which are around 1h 26m for a nonstop flight. You can also purchase a plane ticket from 1 airline when you book a flight from Ontario to San Francisco.

Yes, there are multiple flights from Ontario to San Francisco for under C$ 200. The cheapest flight booked recently is on Frontier for just C$ 188, but on average you can expect to pay C$ 338.

Cheapflights has 3 direct flights from Ontario to San Francisco under C$ 100. A good price for a direct flight from Ontario to San Francisco is less than C$ 190.

There are currently 13+ open flights from Ontario to San Francisco within the next 7 days for less than C$ 1,000.

Within the past month, 15 users have taken a look at flights from Ontario to San Francisco.

Our cheapest airline available from Ontario to San Francisco is Frontier. Our recent data shows that you can find tickets from as low as C$ 188 on this airline. Additional options worth looking into are Southwest and United Airlines, starting at C$ 256 and C$ 280 round-trip. You may be able to fly from Ontario to San Francisco for 4% less than the average price by searching for these airlines.

The cheapest airlines for a one-way flight from Ontario to San Francisco are Frontier (C$ 81), Southwest (C$ 159), and Alaska Airlines (C$ 201).

No one likes to see their flight delayed. When booking a flight from Ontario to San Francisco consider choosing United Airlines (72%), Air Canada (70%) or SkyWest Airlines (66%) as they are the most reliable in getting you off to your destination on time.

This is defined as Ontario Airport (ONT) and San Francisco Airport (SFO). Codes like San Francisco Airport are often used to just call airports uniquely.

The amount of baggage you can bring on your Ontario to San Francisco flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Yes, Cheapflights allows you to browse and filter Ontario to San Francisco flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Yes. In addition to deals on Ontario to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to San Francisco.

Yes. Cheapflights offers flight deals from Ontario to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Many airlines flying from Ontario to San Francisco offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Yes, you can often find last-minute deals on Ontario to San Francisco flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

The Ontario to San Francisco flight deals you see on this page were last updated on 17/6.

Currently, January is the cheapest month in which you can book a flight from Ontario to San Francisco (average of C$ 275). Flying from Ontario to San Francisco in August is currently the most expensive (average of C$ 401). 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.