San Francisco to Ontario Flight tickets from INR 711

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Book flight tickets from San Francisco to Ontario starting at INR 711

Discover our range of affordable one-way and round-trip flights from San Francisco to Ontario and kick-start your next adventure today!

One way
Round-trip

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

Find the best time to fly from San Francisco to Ontario

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to Ontario from San Francisco have changed and are set to move below.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Airlines Flying from San Francisco to Ontario

We have a range of prices from different airlines providing flights from San Francisco to Ontario. Check below for the journey which best suits your travel needs.

Frontier Airlines

From INR 711

United Airlines

From INR 6,151

Southwest Airlines

From INR 6,957

American Airlines

From INR 8,000

Alaska Airlines

From INR 11,140

Delta Air Lines

From INR 12,752

Hawaiian Airlines

From INR 34,866

ANA airlines

Find more flights and airlines

Alternative Routes from San Francisco to Ontario

Did you know that you can save money and time on an alternative route from San Francisco to Ontario? Check out some of the different available routes below.

Cheapest
SFO
13:21
1h 29m
Direct
ONT
14:50
San Francisco International Airport - Ontario International Airport
Sat, Oct 19Frontier Airlines
INR 711
SFO
13:21
1h 29m
Direct
ONT
14:50
San Francisco International Airport - Ontario International Airport
Sat, Oct 19Frontier Airlines
INR 711
Find More Flights

How do I find the cheapest flights?

When are flight tickets from San Francisco (SFO) to Ontario (ONT) the cheapest?
Airlines adjust prices for flights from San Francisco to Ontario based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from San Francisco (SFO) to Ontario (ONT) cost?
According to Trip.com's data, the lowest price is around INR 11,033.

How to find a cheap flight from San Francisco to Ontario

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com

Flight Information from San Francisco to Ontario

Cheapest nonstop flight price	INR 711
Cheapest round-trip ticket price	INR 2,441
Off-season for travel	February
Peak season for travel	February
Flight distance	12,799.42km
Popular airline	Frontier Airlines