S$659 Cheap Flights from Singapore to Ontario

View S$659 flight on Tue, 19 May, 2026Opens in a new window

Popular airlines from Singapore Changi Airport (SIN) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap Flights from Singapore to Ontario (SIN-ONT)

Prices were available within the past 7 days and start at S$659 for one-way flights and S$1,020 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

China Airlines
Thu, 19 Mar - Mon, 23 Mar
SIN
Singapore
ONT
Ontario
S$1,020 Return, found 4 days ago
S$1,020
Return
found 4 days ago
Select China Airlines flight, departing Thu, 19 Mar from Singapore to Ontario, returning Mon, 23 Mar, priced at S$1,020 found 4 days ago
China Airlines
Fri, 6 Mar - Tue, 10 Mar
SIN
Singapore
ONT
Ontario
S$1,049 Return, found 17 hours ago
S$1,049
Return
found 17 hours ago
Select China Airlines flight, departing Fri, 6 Mar from Singapore to Ontario, returning Tue, 10 Mar, priced at S$1,049 found 17 hours ago
STARLUX Airlines
Mon, 6 Jul - Wed, 29 Jul
SIN
Singapore
ONT
Ontario
S$1,068 Return, found 1 day ago
S$1,068
Return
found 1 day ago
Select STARLUX Airlines flight, departing Mon, 6 Jul from Singapore to Ontario, returning Wed, 29 Jul, priced at S$1,068 found 1 day ago
STARLUX Airlines
Mon, 23 Nov - Mon, 30 Nov
SIN
Singapore
ONT
Ontario
S$1,069 Return, found 3 days ago
S$1,069
Return
found 3 days ago
Select STARLUX Airlines flight, departing Mon, 23 Nov from Singapore to Ontario, returning Mon, 30 Nov, priced at S$1,069 found 3 days ago
China Airlines
Sat, 12 Sept - Sat, 26 Sept
SIN
Singapore
ONT
Ontario
S$1,071 Return, found 2 days ago
S$1,071
Return
found 2 days ago
Select China Airlines flight, departing Sat, 12 Sept from Singapore to Ontario, returning Sat, 26 Sept, priced at S$1,071 found 2 days ago
China Airlines
Tue, 19 May - Mon, 25 May
SIN
Singapore
ONT
Ontario
S$1,073 Return, found 4 days ago
S$1,073
Return
found 4 days ago
Select China Airlines flight, departing Tue, 19 May from Singapore to Ontario, returning Mon, 25 May, priced at S$1,073 found 4 days ago
China Airlines
Fri, 6 Mar - Tue, 10 Mar
SIN
Singapore
ONT
Ontario
S$1,103 Return, found 17 hours ago
S$1,103
Return
found 17 hours ago
Select China Airlines flight, departing Fri, 6 Mar from Singapore to Ontario, returning Tue, 10 Mar, priced at S$1,103 found 17 hours ago
United
Mon, 30 Mar - Sun, 17 May
SIN
Singapore
ONT
Ontario
S$1,251 Return, found 6 hours ago
S$1,251
Return
found 6 hours ago
Select United flight, departing Mon, 30 Mar from Singapore to Ontario, returning Sun, 17 May, priced at S$1,251 found 6 hours ago
Qatar Airways
Tue, 3 Nov - Thu, 12 Nov
SIN
Singapore
ONT
Ontario
S$1,491 Return, found 1 day ago
S$1,491
Return
found 1 day ago
Select Qatar Airways flight, departing Tue, 3 Nov from Singapore to Ontario, returning Thu, 12 Nov, priced at S$1,491 found 1 day ago
Japan Airlines
Thu, 26 Feb - Mon, 2 Mar
SIN
Singapore
ONT
Ontario
S$1,501 Return, found 5 days ago
S$1,501
Return
found 5 days ago
Select Japan Airlines flight, departing Thu, 26 Feb from Singapore to Ontario, returning Mon, 2 Mar, priced at S$1,501 found 5 days ago

Alternative airports near Ontario

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to John Wayne SNA. Average driving time to city centre is 42 minutes. Flights from S$1,865
SNA
John Wayne
Average driving time to city centre42 min
Flights from S$1,865
Singapore to Ontario route information
Origin airport
Changi
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
Air France, American Airlines, China Airlines, Delta, Japan Airlines, KLM, Korean Air, Qatar Airways, United
Return price
S$1,020
Distance
14074 km

Perfect flights from Singapore to Ontario

Your Journey from Singapore to Ontario

Start your unforgettable journey with Expedia. Our broad selection of flights from Singapore 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 China Airlines, STARLUX Airlines, Lufthansa, Swiss International Air Lines, Qatar Airways, United, Japan Airlines. Our selection of flights from Changi to Los Angeles - Ontario Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Singapore to Ontario Flights

Experience the joy of finding cheap flights from Changi 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 S$659 and roundtrip prices from S$1,020*.
 

Pre-Flight Essentials

Ensure a smooth journey from Singapore 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 Singapore 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 Singapore 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 Singapore 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 Singapore to Ontario with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Singapore Airport to Ontario Airport?
Based on fares advertised within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from Changi Airport to ONT start from S$1,020. Book now to get the best price for your adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SIN to Ontario Airport?
Most flights can be cancelled online, but whether you are charged a fee varies between airlines. If you do need to cancel your break, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Changi Airport to ONT that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for SIN to ONT flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SIN to Los Angeles - Ontario Intl. Airport (ONT)?
You'll have 14,200 kilometres to cover on the long-haul Singapore to Ontario route. Wear comfortable clothes and consider taking some noise-cancelling headphones and a sleep mask.
Which airlines fly direct from Changi Airport (SIN) to Ontario Airport?
You won't find any airlines flying directly between Singapore Airport and Los Angeles - Ontario Intl. Airport (ONT), so be ready to make at least one stop on your journey. A layover can be a nice way to break up a trip!
Are Changi Airport (SIN) to ONT flight tickets cheaper when they're purchased at the last minute?
Flight prices go up and down like a yo-yo, so it's no sure thing. While last-minute flight deals between Changi Airport and Ontario Airport are possible, it also makes sense to monitor prices well before you fly. In fact, some air carriers publicize their prices up to 12 months prior to the departure date. Expedia is continuously updating the biggest airfare bargains around, so check back often and be ready to lock in your seat when the fares dip.

Explore a world of travel with Expedia

*Available to Expedia members.