Question 1

How long does it take to travel from Ontario to San Francisco?

Accepted Answer

A one-way nonstop (direct) flight between Ontario and San Francisco takes around 1.4 hours.

Question 2

What is the flight distance between Ontario and San Francisco?

Accepted Answer

The flight distance between Ontario and San Francisco is 586 km.

Question 3

What airlines offer nonstop (direct) flights between Ontario and San Francisco?

Accepted Answer

Several carriers operate flights between Ontario and San Francisco. Airlines offering nonstop (direct) flights include United Airlines, Frontier Airlines.

Question 4

What are the most popular routes to and from Ontario?

Accepted Answer

Travelers frequently search for route combinations, such as Ontario and Guadalajara, Dallas, Las Vegas, Denver, Portland, Phoenix, Seattle, Salt Lake City, Sacramento, Atlanta, Minneapolis, Houston, Detroit, Chicago, Indianapolis, Austin, Mexico City, Cleveland, New York, Nashville.

Question 5

What are the most popular routes to and from San Francisco?

Accepted Answer

Travelers frequently search for route combinations, such as San Francisco and New York, Los Angeles, Phoenix, Las Vegas, London, Dallas, Chicago, Denver, Minneapolis, Calgary, Salt Lake City, San Diego, Mexico City, Barcelona, Toronto, Atlanta, Austin, Vancouver, Orlando, Paris.

Question 6

What airports are near Ontario?

Accepted Answer

The main airport in Ontario is Ontario International. It is also served by Tijuana International, San Diego International, Ontario International, John Wayne, Palm Springs International, Hollywood Burbank, Long Beach, Santa Barbara Municipal, Imperial County, Hawthorne Municipal.

Question 7

What airports are near San Francisco?

Accepted Answer

The main airport in San Francisco is San Francisco International. It is also served by San Francisco International, Oakland International, Sacramento International, San Jose International, Stockton Metropolitan, Charles M. Schulz–Sonoma County, Monterey Regional, Merced Regional.

Question 8

Which airlines fly between Ontario and San Francisco?

Accepted Answer

Currently, you can fly between Ontario and San Francisco with United Airlines, Frontier Airlines, Hawaiian Airlines, Alaska Airlines.

Question 9

When’s the best time to travel between Ontario and San Francisco?

Accepted Answer

If you don’t have specific dates for your trip between Ontario and San Francisco, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Question 10

What flights operate between Ontario and San Francisco?

Accepted Answer

Traveling between Ontario and San Francisco, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

Question 11

How many airports are there near Ontario?

Accepted Answer

There are a number of airports in and around Ontario. The main one is Ontario International and other nearby airports include Tijuana International, San Diego International, Ontario International, John Wayne, Palm Springs International, Hollywood Burbank, Long Beach, Santa Barbara Municipal, Imperial County, Hawthorne Municipal

Question 12

How many airports are there near San Francisco?

Accepted Answer

There are a number of airports in and around San Francisco. The main one is San Francisco International and other nearby airports include San Francisco International, Oakland International, Sacramento International, San Jose International, Stockton Metropolitan, Charles M. Schulz–Sonoma County, Monterey Regional, Merced Regional.

Question 13

What time do nonstop (direct) flights between Ontario and San Francisco depart?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Ontario, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 14

What time do nonstop (direct) flights between Ontario and San Francisco arrive?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at San Francisco, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Question 15

What time do flights between Ontario and San Francisco depart?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Ontario, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 16

What time do flights between Ontario and San Francisco arrive?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at San Francisco, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Cheapest one-way trip	$88
Cheapest nonstop round-trip	$167
Cheapest round-trip	$149
Average round-trip	$229
Nonstop flights in August	$87 – $246

Airline	Sun 27.07	Mon 28.07	Tue 29.07	Wed 30.07	Thu 31.07	Fri 01.08	Sat 02.08
United Airlines	---	---	---	---	2	2	3
Frontier Airlines	---	---	---	---	---	1	---
Weekly flights: 8 total	Daily flights: 1.14 average	Most flights: Saturday 3 flights

Airline	Sun 03.08	Mon 04.08	Tue 05.08	Wed 06.08	Thu 07.08	Fri 08.08	Sat 09.08
United Airlines	3	3	2	3	3	3	3
Frontier Airlines	---	1	---	---	---	1	---
Weekly flights: 22 total	Daily flights: 3.14 average	Most flights: Sunday 3 flights

Airline	Sun 10.08	Mon 11.08	Tue 12.08	Wed 13.08	Thu 14.08	Fri 15.08	Sat 16.08
United Airlines	3	3	3	3	3	3	3
Frontier Airlines	1	1	---	---	---	1	---
Weekly flights: 24 total	Daily flights: 3.43 average	Most flights: Sunday 3 flights

Airline	Sun 17.08	Mon 18.08	Tue 19.08	Wed 20.08	Thu 21.08	Fri 22.08	Sat 23.08
United Airlines	3	3	3	3	3	3	3
Frontier Airlines	1	1	---	---	1	1	---
Weekly flights: 25 total	Daily flights: 3.57 average	Most flights: Sunday 3 flights

Cheap flights from Ontario to San Francisco from $88

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Company

Platform

Features

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Name	Carrier code	IATA Code	Passport needed during booking
United Airlines	UAL	UA	No
Frontier Airlines	FFT	F9	No
Hawaiian Airlines	HAL	HA	No
Alaska Airlines	ASA	AS	No

Month	Average monthly max temperature	Average monthly min temperature
January	14°C	7°C
February	15°C	8°C
March	15°C	8°C
April	17°C	9°C
May	18°C	10°C
June	20°C	12°C
July	21°C	13°C
August	22°C	14°C
September	23°C	14°C
October	21°C	13°C
November	17°C	10°C
December	13°C	8°C