Compare all flight tickets and find cheap flights from San Francisco to Ontario

Cheapest flight tickets

$27

Price observed over the last 3 months for a round trip.

Average price of a round trip

$59

Average flight ticket price recorded over the last 3 months for a round trip.

Flight duration

1h25

A flight from San Francisco to Ontario takes on average 1h25.

Best time

December

According to user searches, the ideal month to go to Ontario is December.

Tips for finding a cheap flight from San Francisco to Ontario

Check out our tips for booking your flight to Ontario (USA) from San Francisco (USA) at the cheapest possible price.

Usually, the cheapest month to pick up a ticket on this route is September, with an average flight ticket price of $32 (calculation over the last two years). The most touristic season corresponds to the months of September.
For the cheapest flights, it is advisable to buy your ticket at least 8 days before the departure date.

The airline offering the cheapest flight tickets is Frontier Airlines. A ticket from the airline Frontier Airlines to Ontario costs on average $59.
The airlines that offer the most flights are Frontier Airlines and Frontier Airlines.

Price of flight tickets from San Francisco to Ontario

Here is some information and tips to know before booking your flight:

  • Flight ticket prices range from $27 to $63
  • The average price of a flight ticket is about $59
  • Prices are lowest for stays in the month of September
  • The month in which booking a ticket is cheaper is: October
info departure city :
San Francisco, USA
airport :
San Francisco International Airport (SFO)
local time :

The city of San Francisco has 1 airport(s): San Francisco

destination info :
Ontario, USA
airports :
Ontario International Airport (ONT)
Cable Airport (CCB)
Chino Airport (CNO)
Brackett Field (POC)
local time :

The city of Ontario has 4 airport(s): Ontario, Cable, Chino and Brackett Field

Useful info about Ontario

What is the least touristic period to go to Ontario?

If you want to visit Ontario during the least touristic period, choose the month of December.

What is the most popular time to travel to Ontario?

In Ontario, the most popular month is September. It is during this period that the prices offered by airlines are also the highest.

When should I book my flight from San Francisco to Ontario?

According to our data, it is recommended to book your flight 8 days before your departure. If you book your flight ticket 2 weeks before your departure, you may find a price below average. You can also choose morning flights that are 100% cheaper than afternoon and evening flights. The cheapest day to book a flight from San Francisco to Ontario is Friday.

What are the arrival and destination airports when traveling between San Francisco and Ontario?

When you leave, you can leave from San Francisco, and you will arrive at Los Angeles International or Ontario.

How to reach San Francisco airport from the city centre?

This information is not available at this time.

Are there other means of transportation to go from San Francisco to Ontario?

Airplane is the only means of transportation listed on Liligo for this journey.

Are there big differences in weather between San Francisco and Ontario?

In summer, it is warmer in Ontario and it rains less in Ontario. In winter, it is colder in Ontario and it rains more in Ontario.

Prepare your stay in Ontario

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