Cheap flights Ontario — San Francisco (ONT — SFO)

Good to know - Cheap tickets Ontario — San Francisco

Cheapest flight found $19
Minimal flight time 1h 19m
Flight distance 597 km
Most popular airline United Airlines (Star Alliance Livery)

Airfare Ontario – San Francisco by month

Here you can find out in what months how much a ticket Ontario – San Francisco costs to buy cheap plane tickets.

Month One-way Round-trip
July 2026
June 2026
May 2026
April 2026
March 2026
February 2026
January 2026
December 2025
November 2025
October 2025
September 2025
August 2025

Remember that the optimal time for booking air tickets is 59 days before the departure date, this is the average time at which air tickets were sold at the lowest prices.

Schedule of direct flights Ontario — San Francisco

Departure Arrival Flight days Flight Airlines Flight time Airports
06:00 07:19 daily UA2647 United Airlines (Star Alliance Livery) 1h 19m Ontario International Airport — San Francisco International Airport Select dates
06:10 07:37 daily UA277 United Airlines (Star Alliance Livery) 1h 27m Ontario International Airport — San Francisco International Airport Select dates
08:00 09:24 fri UA3932 United Airlines (Star Alliance Livery) 1h 24m Ontario International Airport — San Francisco International Airport Select dates
13:42 15:01 daily UA2332 United Airlines (Star Alliance Livery) 1h 19m Ontario International Airport — San Francisco International Airport Select dates
13:57 12:16 sun United Airlines (Star Alliance Livery) 22h 19m Ontario International Airport — San Francisco International Airport Select dates
18:39 20:06 mon, tue, wed, thu, fri, sun UA2042 United Airlines (Star Alliance Livery) 1h 27m Ontario International Airport — San Francisco International Airport Select dates
18:39 20:10 sat UA5414 United Airlines (Star Alliance Livery) 1h 31m Ontario International Airport — San Francisco International Airport Select dates
18:50 20:09 fri, sat UA393 United Airlines (Star Alliance Livery) 1h 19m Ontario International Airport — San Francisco International Airport Select dates
21:41 23:14 mon, thu, fri, sun F92677 Frontier (Champ the Bronco Livery) 1h 33m Ontario International Airport — San Francisco International Airport Select dates
21:46 23:15 thu F92677 Frontier (Champ the Bronco Livery) 1h 29m Ontario International Airport — San Francisco International Airport Select dates
All routes

Sales of tickets from Ontario to San Francisco in the last 48 hours

Dynamics airfare Ontario — San Francisco by month for the last year

according to LowCost.Club for the last year

The airfare depends on the departure date. Our chart shows the low season prices on route Ontario — San Francisco

The graph shows that booking flights Ontario — San Francisco is best planned for February and flights Ontario — San Francisco — Ontario in the month of February.

Flights Ontario — San Francisco

The selection of cheap flights Ontario — San Francisco

Here you can find and purchase the cheapest flights Ontario — San Francisco from $19 and Ontario — San Francisco — Ontario from $19.

The price of the flight Ontario — San Francisco (United States) — Ontario from $19 (round-trip).

The average price of the flight Ontario — San Francisco (United States) — Ontario $178 (round-trip).

Low cost flights Ontario — San Francisco (ONT — SFO)

The distance between Ontario and San Francisco 371 miles (or 597 kilometres).

The time difference between Ontario and San Francisco is 0 h.

Minimal flight time from Ontario to San Francisco 1h 19m.

LowCostClub always do a comparison of airfares Ontario — San Francisco with several airlines (include United Airlines (Star Alliance Livery), Frontier (Champ the Bronco Livery)). They will always give you all available options so you can find the cheapest flight to San Francisco. In addition, you can choose the platform where you want to place your orders. There are also special offers for air tickets Ontario — San Francisco. Last week, for instance, the cheapest round-trip prices stood at $19 while the cheapest one-way price that was available within the last week cost $19

Routes from nearby cities to San Francisco

A flight from a neighbouring city can help you save money on plane tickets.

The most frequent flight to San Francisco is from Los Angeles. The cheapest airfare can be purchased with a flight from Las Vegas from $19. The nearest airports from Ontario with a flight to San Francisco are in Monterey.

Popular International routes from Ontario

Popular routes from San Francisco

If you are going to fly from San Francisco, then study the popular flights. The most popular flights from San Francisco:

Popular domestic routes from Ontario

FAQ about Ontario — San Francisco

Yes, they do: UA2647, UA277, UA3932, UA2332, , UA2042, UA5414, UA393, F92677

Yes, you can fly from Ontario to San Francisco. Ontario has 2 airports (Ontario International Airport, International Heliport) for flights. United Airlines (Star Alliance Livery), Frontier (Champ the Bronco Livery) depart from Ontario on mon, tue, wed, thu, fri, sat, sun. There are non-direct flights through Air Transport International, Alaska Airlines, Amazon Air, American Airlines, avianca, Breeze Airways, China Airlines, Delta Air Lines, FedEx Feeder, JetBlue, NetJets, SkyWest Airlines, Southwest Airlines, Starlux.

A direct flight lasts an average of 1h 19m, during which time the aircraft covers a distance of 597 km.

The price of flights Ontario — San Francisco starts from $19.

Planes fly Ontario — San Francisco 7 times a week on the following days: mon, tue, wed, thu, fri, sat, sun

In Ontario — Ontario International Airport, International Heliport. In San Francisco — Embarkadero, San Francisco International Airport, China Basin Heliport.

The following flights fly between Ontario and San Francisco: UA2647, UA277, UA3932, UA2332, UA2042, UA5414, UA393, F92677, F92677, F92677

High season is considered to be August and the cheapest month is February. Enter your preferred airports (or cities) and dates into the search form above to unlock the latest Ontario — San Francisco flight deals.

The following airlines have direct flights Ontario — San Francisco: United Airlines (Star Alliance Livery), Frontier (Champ the Bronco Livery).

All the following airlines flights Ontario — San Francisco: Air Transport International, Alaska Airlines, Amazon Air, American Airlines, avianca, Breeze Airways, China Airlines, Delta Air Lines, FedEx Feeder, Frontier (Champ the Bronco Livery), JetBlue, NetJets, SkyWest Airlines, Southwest Airlines, Starlux, United Airlines (Star Alliance Livery).

Low price calendar

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