$435 Cheap Flights from Sapporo (CTS) to Ontario (ONT)

View $435 flight on Thu, Dec 11, 2025Opens in a new window

Popular airlines from New Chitose Intl. Airport (CTS) to Los Angeles - Ontario Intl. Airport (ONT)

Cheap Flights from Sapporo to Ontario (CTS-ONT)

Prices were available within the past 7 days and start at $435 for one-way flights and $861 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

STARLUX Airlines
Wed, Nov 5 - Sat, Nov 8
CTS
Sapporo
ONT
Ontario
$861 Roundtrip, found 5 days ago
$861
Roundtrip
found 5 days ago
Select STARLUX Airlines flight, departing Wed, Nov 5 from Sapporo to Ontario, returning Sat, Nov 8, priced at $861 found 5 days ago
China Airlines
Wed, Nov 5 - Sat, Nov 8
CTS
Sapporo
ONT
Ontario
$884 Roundtrip, found 5 days ago
$884
Roundtrip
found 5 days ago
Select China Airlines flight, departing Wed, Nov 5 from Sapporo to Ontario, returning Sat, Nov 8, priced at $884 found 5 days ago
All Nippon Airways
Sun, Jan 25 - Sat, Jan 31
CTS
Sapporo
ONT
Ontario
$950 Roundtrip, found 5 days ago
$950
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Sun, Jan 25 from Sapporo to Ontario, returning Sat, Jan 31, priced at $950 found 5 days ago
All Nippon Airways
Sun, Jan 25 - Sat, Jan 31
CTS
Sapporo
ONT
Ontario
$969 Roundtrip, found 5 days ago
$969
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Sun, Jan 25 from Sapporo to Ontario, returning Sat, Jan 31, priced at $969 found 5 days ago
Japan Airlines
Sun, Jan 25 - Sat, Jan 31
CTS
Sapporo
ONT
Ontario
$988 Roundtrip, found 5 days ago
$988
Roundtrip
found 5 days ago
Select Japan Airlines flight, departing Sun, Jan 25 from Sapporo to Ontario, returning Sat, Jan 31, priced at $988 found 5 days ago
Korean Air
Sun, Jan 25 - Sat, Jan 31
CTS
Sapporo
ONT
Ontario
$1,035 Roundtrip, found 5 days ago
$1,035
Roundtrip
found 5 days ago
Select Korean Air flight, departing Sun, Jan 25 from Sapporo to Ontario, returning Sat, Jan 31, priced at $1,035 found 5 days ago
Korean Air
Sun, Jan 25 - Sat, Jan 31
CTS
Sapporo
ONT
Ontario
$1,061 Roundtrip, found 5 days ago
$1,061
Roundtrip
found 5 days ago
Select Korean Air flight, departing Sun, Jan 25 from Sapporo to Ontario, returning Sat, Jan 31, priced at $1,061 found 5 days ago
Japan Airlines
Sun, Jan 25 - Sat, Jan 31
CTS
Sapporo
ONT
Ontario
$1,075 Roundtrip, found 5 days ago
$1,075
Roundtrip
found 5 days ago
Select Japan Airlines flight, departing Sun, Jan 25 from Sapporo to Ontario, returning Sat, Jan 31, priced at $1,075 found 5 days ago
Korean Air
Sun, Jan 25 - Sat, Jan 31
CTS
Sapporo
ONT
Ontario
$1,122 Roundtrip, found 5 days ago
$1,122
Roundtrip
found 5 days ago
Select Korean Air flight, departing Sun, Jan 25 from Sapporo to Ontario, returning Sat, Jan 31, priced at $1,122 found 5 days ago
Japan Airlines
Sun, Jan 25 - Sat, Jan 31
CTS
Sapporo
ONT
Ontario
$1,127 Roundtrip, found 5 days ago
$1,127
Roundtrip
found 5 days ago
Select Japan Airlines flight, departing Sun, Jan 25 from Sapporo to Ontario, returning Sat, Jan 31, priced at $1,127 found 5 days ago
Flights from Sapporo (CTS) to Ontario (ONT)
Origin airport
New Chitose
Destination airport
Los Angeles - Ontario Intl.
Roundtrip price
$861
Distance
5147 mi

Sapporo to Ontario Flights

The cheapest times to fly from Sapporo to Ontario

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sapporo to Ontario are during the month of November. You can find some of the cheapest flights from Sapporo to Ontario with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sapporo to Ontario

Sunday is one of the best days to book for cheap flights from Sapporo to Ontario: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sapporo to Ontario

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sapporo to Ontario in 2025. You can also book with separate airlines for your outbound and return journeys, from $435 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sapporo to Ontario flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sapporo to Ontario airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from New Chitose Airport (CTS) to Los Angeles - Ontario Intl. Airport (ONT) cost?
Lock in a cheap one-way flight from $435 or cheap return flight from $861 from New Chitose Airport (CTS) to Los Angeles - Ontario Intl. Airport (ONT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from New Chitose Airport (CTS) to Los Angeles - Ontario Intl. Airport (ONT)?
The cheapest month to fly from CTS to ONT is November, when there's less demand. Off-peak season is often when you'll find cheap fares for travel between these airports.
How many flights per day from New Chitose Airport (CTS) to Los Angeles - Ontario Intl. Airport (ONT)?
There aren't any daily direct flights from New Chitose Airport (CTS) to Los Angeles - Ontario Intl. Airport (ONT). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from CTS to ONT?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary based on a number of factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from New Chitose Airport (CTS) to Los Angeles - Ontario Intl. Airport (ONT)?
Opt for a flight from New Chitose Airport (CTS) to Los Angeles - Ontario Intl. Airport (ONT) that takes off before 3 PM to reduce the risk of cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from New Chitose Airport (CTS) to Los Angeles - Ontario Intl. Airport (ONT) last-minute?
Waiting until right before your break to book your flight from CTS to ONT often results in higher prices. While it's possible to find some last-minute discounts, they aren't always guaranteed. Keep your travel plans flexible to maximize your chances of scoring a bargain.
Is it cheaper to book a CTS to ONT flight and hotel package?
You can save money by securing a CTS to ONT flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After selecting your ideal accommodations and flights, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from New Chitose Airport (CTS) to Los Angeles - Ontario Intl. Airport (ONT)?
Generally, it's possible to cancel or reschedule your CTS to ONT flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.