How to get the best price from Ontario to San Francisco?

Depending on when you travel and how far in advance you book, fares between Ontario and San Francisco can differ a lot.

Pick a travel date to see today’s available fares.

Search engines like Jetcost can highlight price changes in just seconds. For example, some users find better prices by flying on one day of the week over another — try several searches to spot the cheapest day.

Flights between Ontario and San Francisco: which airports can you choose?

The distance between Ontario and San Francisco is about 584 km. Checking alternative airports can help lower the total cost of your trip.

• Airports in Ontario: The only active airport in Ontario is Ontario.
• Airports in San Francisco: Currently, the only available airport in San Francisco is San Francisco.

Choosing airports with fast connections to the city center can cut down total travel time. You can compare all flights from Ontario airports to find the best option.

Flight filters for the route Ontario – San Francisco

Customize your search on Jetcost to focus only on flights that suit your needs. Whether you want a direct connection, specific airline, or shorter layover, filters help you find it faster.

Other popular destinations

Flights to United States are often searched alongside: Las Vegas, Los Angeles, Miami, New York City, Orlando.

The cheapest flights might leave at odd hours or arrive at less central airports — keep that in mind. If you travel often, you can always select your trusted airlines from the available options.