>>>>
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Cheap Flights from San Francisco to Ontario International Airport

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from San Francisco to Ontario International Airport
Frontier Airlines
From S$ 25
United Airlines
From S$ 115
Southwest Airlines
From S$ 121
American Airlines
From S$ 161
Alaska Airlines
From S$ 212
Delta Air Lines
From S$ 340
Hawaiian Airlines
From S$ 532
ANA airlines

Find more flights and airlines

Flight Info of Flights from San Francisco to Ontario International Airport

Cheapest return ticket price

S$ 51

Cheapest direct flight price

S$ 19

Cheapest month

May

Peak season for travel

December

FAQs for San Francisco to Ontario International Airport Flights

  • When to buy flight tickets from San Francisco (SFO) to Los Angeles (LAX) the cheapest?

    Airlines adjust prices for flights from San Francisco to Los Angeles based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much is a flight from San Francisco (SFO) to Los Angeles (LAX) cost?

    According to Trip.com's data, the lowest price is around S$ 165.
  • How long is a flight from San Francisco (SFO) to Los Angeles (LAX)?

    It takes about 1 hour 31 minutes to fly from San Francisco (SFO) to Los Angeles (LAX).
  • What is the transportation method from the main airport to downtown in Los Angeles?

    • The distance from Los Angeles International Airport to downtown is about 19km, by taxi about 30 minutes.
    • The distance from Ontario International Airport to downtown is about 59km, by taxi about 1 hour 10 minutes.
  • What time does the earliest flight from San Francisco to Los Angeles depart?

    The earliest flight departs from San Francisco (SFO) at 05:15 and arrives in Los Angeles (ONT) at 06:36.
  • What time does the latest flight from San Francisco to Los Angeles depart?

    The latest flight departs from San Francisco (SFO) at 21:18 and arrives in Los Angeles (ONT) at 22:45.
  • What are the most popular airlines that fly from San Francisco (SFO) to Los Angeles (LAX)?

    Airlines with flights from San Francisco (SFO) to Los Angeles (LAX): United Airlines, Volaris, LATAM Airlines, Westjet, Southwest Airlines, Delta Air Lines, Qatar Airways, American Airlines and Air China.
  • What's the most popular airline for direct flights from San Francisco (SFO) to Los Angeles (LAX)?

    United Airlines operates 46 direct flights from San Francisco (SFO) to Los Angeles (LAX).
  • How many airports in Los Angeles?