Cheapest Direct Flight
Frontier Airlines
17 Sep, Thu
Ontario – San Francisco
1h 36m
Non-stop
ONT–SFO
Search Flights from Ontario to San Francisco
Quick Flight Summary from Ontario to San Francisco
Key numbers to know before you book
- Lowest recent price $37
- Direct flight duration 1 hour 36 min
- Arrival airports EMB / SFO
- Best days to book Thursday, Monday
- Average over the last 30 days $115
Cheapest flights from Ontario to San Francisco
Frontier Airlines
24 Sep, Thu
Ontario – San Francisco
1h 36m
Non-stop
ONT–SFO
Frontier Airlines
28 Sep, Mon
Ontario – San Francisco
1h 36m
Non-stop
ONT–SFO
Frontier Airlines
23 Sep, Wed
Ontario – San Francisco
3h 54m
1 stop
ONT–SFO
Frontier Airlines
3 Oct, Sat
Ontario – San Francisco
3h 54m
1 stop
ONT–SFO
Frontier Airlines
10 Oct, Sat
Ontario – San Francisco
4h 21m
1 stop
ONT–SFO
Frontier Airlines
14 Oct, Wed
Ontario – San Francisco
6h 59m
1 stop
ONT–SFO
Frontier Airlines
15 Oct, Thu
Ontario – San Francisco
5h 26m
1 stop
ONT–SFO
Frontier Airlines
17 Oct, Sat
Ontario – San Francisco
4h 21m
1 stop
ONT–SFO
Last update: 14 September 2026 16:49
Estimated Prices for Ontario to San Francisco Flights
Cheapest Day17 September Thursday
Best Price
$36
Average Price
$118
$184
$36
Key Features of the Airlines
- Budget Turkish Flights
- Domestic Focus
- Turkish Airlines Partner
- Best LCC Middle East
- Flexible Rebooking
- Wide Domestic Network
- Turkey's LCC Leader
- Digital-First Airline
- Wide Turkish Network
- Star Alliance Member
- Complimentary Meals
- 2x23kg Baggage
- Lowest Fares
- Hajj & Umrah Specialist
- Easy Mobile Booking
Information compiled by AI. For the most up-to-date information, contact the airline.
Transportation to San Francisco City Center from Airport
San Francisco Intl. Airport
San Francisco International Airport (SFO) is located in San Francisco California, 21 km from the city center. The airport is a major transit center for passengers, particularly those traveling from Asia. San Francisco International is the second busiest airport in California and one of the first major airports to have an automated baggage system in place.
San Francisco International Airport is an important hub for United Airlines and Virgin America. There are a variety of transportation alternatives available to get to the city center from the airport. You can get to various parts of the city from San Francisco International Airport by taxi, bus, train, rental car, and personal car.
Train
There are two rail systems that you can use to get to the city center from San Francisco International Airport. The first is the BART, a rapid-rail system. The BART station is located in the international terminal at the airport. The BART starts running in the early hours of the morning, providing easy and fast transportation between the airport and the northern and southern parts of the city.
The other rail system that you can use to get to the city center from SFO is the CalTrain. This train departs on the hour, every hour, every day of the week, until 10 pm. This train provides transportation between SFO and San Francisco and San Jose.
Taxi
One of the most convenient and fastest transportation alternatives to get to the city center from SFO is by taxi. Taxi fares are calculated based on the kilometers traveled. A taxi from the airport to downtown San Francisco can cost between 42 and 62 dollars and takes about 20 minutes. Taxis are readily available at each terminal at the airport and depart from the taxi zones located on the arrivals/baggage claim level. For more information on taxi companies and their contact information please visit San Francisco International Airport’s website.
Bus
SamTrans buses provide transportation between San Francisco International Airport and the city center. These public buses are operated by San Mateo County and run between San Francisco International Airport and San Mateo and various parts of San Francisco. SamTrans lines KX, 292, 397, and 398 stop at the airport terminals. Buses stop at the arrivals and baggage claim level of Terminal 2 and Terminal 3 and at Level 1 of the International Terminal.
Rental Car
Renting a car is another transportation alternative to get to the city center. There are many rental car companies that have offices at the airport. Renting a car is also a great way to get around the city during your trip. The AirTrain Blue Line provides access to the Rental Car Center from the airport terminals and it operates 24 hours a day, every day of the week. Rental car companies that you can choose from include Alamo, Dollar, Hertz, Avis, Enterprise, National, Budget, Fox and Thrifty. If you are traveling between multiple places make sure to specify your vehicle pick up and drop off location.
Bike
San Francisco International Airport contains bike assembly stations and parking areas for those who are traveling with their bike or who want to leave their bike at the airport. The BART and SamTrans rapid rail systems provide passengers with bike/transit options and the airport features marked bicycle routes.
San Francisco Weather
5-Day Forecast • Min / Max Temperature
Sunday
13 Sep
22°13°
Today
Monday
14 Sep
23°12°
Tuesday
15 Sep
22°13°
Wednesday
16 Sep
19°15°
Thursday
17 Sep
21°17°
Flights with Alternative Departure Locations Ontario San Francisco
More Information About San Francisco
Frequently Asked Questions
How does Wingie offer the cheapest Ontario (Ontario Intl.)-San Francisco flights?
How does Wingie offer the cheapest Ontario (Ontario Intl.)-San Francisco flights?
When you search for Ontario (Ontario Intl.)-San Francisco flights, Wingie directly gathers and compares instant data from all airlines. You can see all Ontario (Ontario Intl.)-San Francisco flights together for the date you are looking for and choose the most suitable flight.
Which airports can I use for Ontario (Ontario Intl.)-San Francisco flights?
Which airports can I use for Ontario (Ontario Intl.)-San Francisco flights?
For Ontario (Ontario Intl.)-San Francisco flights, you can use Ontario Intl. Airport, Toronto Union Railway Station as departure airport, and Embarkader Airport, San Francisco Intl. Airport for arrival.
How many kilometers is the flight distance from Ontario (Ontario Intl.)-San Francisco and how long does the flight take?
How many kilometers is the flight distance from Ontario (Ontario Intl.)-San Francisco and how long does the flight take?
The flight distance between Ontario (Ontario Intl.)-San Francisco is 590 kilometers in total. The flight between the two cities takes 1 hour 10 minutes.
Which day is the most convenient for Ontario (Ontario Intl.)-San Francisco flights?
Which day is the most convenient for Ontario (Ontario Intl.)-San Francisco flights?
When the average prices are examined, the most suitable day for Ontario (Ontario Intl.)-San Francisco flights is Thursday.
Ontario (Ontario Intl.)-San Francisco: which airline is better value on this route?
Ontario (Ontario Intl.)-San Francisco: which airline is better value on this route?
On this route, low-cost airlines typically offer fares that include only cabin and hand baggage. Full-service airlines may include baggage and refreshment fees in the base price. The best option varies according to baggage needs. Based on current data, the lowest fare on this route with Frontier Airlines starts from approximately $36.
| Airline | Price | Standard inclusions |
|---|---|---|
 Frontier Airlines | $36 | 1 piece of handbag (45x35x20 cm cm) |
 American Airlines | $172 | 1 piece cabin baggage / Penalty-Free Change (up to 48 hours) / No Refund / In-flight Entertainment |
Last update: 07.09.2026
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