RM286 Cheap Flights from San Francisco (SFO) to Ontario (ONT)

View RM286 flight on Mon, 15 Dec 2025Opens in a new window

Popular airlines from San Francisco Intl. Airport (SFO) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap Flights from San Francisco to Ontario (SFO-ONT)

Prices were available within the past 7 days and start at RM286 for one-way flights and RM571 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, 14 Dec - Mon, 15 Dec
SFO
San Francisco
ONT
Ontario
RM571 Return, found 4 hours ago
RM571
Return
found 4 hours ago
Select United flight, departing Sun, 14 Dec from San Francisco to Ontario, returning Mon, 15 Dec, priced at RM571 found 4 hours ago
United
Wed, 17 Dec - Sun, 4 Jan
SFO
San Francisco
ONT
Ontario
RM1,109 Return, found 1 day ago
RM1,109
Return
found 1 day ago
Select United flight, departing Wed, 17 Dec from San Francisco to Ontario, returning Sun, 4 Jan, priced at RM1,109 found 1 day ago

Find the cheapest month to fly from San Francisco (SFO) to Ontario (ONT)

January is typically the cheapest month to fly

From RM 201 - RM 697 per traveller.
San Francisco to Ontario route information
Origin airport
San Francisco Intl.
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
United
Return price
RM571
Distance
582 km
Average flight time
1 hour 23 mins

Perfect flights from San Francisco to Ontario

Your Journey from San Francisco to Ontario

Start your unforgettable journey with Expedia. Our broad selection of flights from San Francisco to Ontario caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including United. Our selection of flights from San Francisco Intl. to Los Angeles - Ontario Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 4 airlines, you're bound to find the perfect flight.
 

Maximizing Value with San Francisco to Ontario Flights

Experience the joy of finding cheap flights from San Francisco Intl. to Los Angeles - Ontario Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from RM286 and roundtrip prices from RM571*.
 

Pre-Flight Essentials

Ensure a smooth journey from San Francisco to Ontario with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Ontario

Picture yourself stepping off the plane in Ontario and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your San Francisco to Ontario Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from San Francisco to Ontario.
 

Beyond the Flight – Exploring Ontario

With Expedia, your adventure extends beyond the flight. Explore Ontario at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from San Francisco to Ontario with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from San Francisco to Ontario with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

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*Available to Expedia members.