$415 Cheap Flights from Ontario (ONT) to Hong Kong (HKG)

View $415 flight on Fri, Jan 9, 2026Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Hong Kong International Airport (HKG)

Cheap Flights from Ontario to Hong Kong (ONT-HKG)

Prices were available within the past 7 days and start at $415 for one-way flights and $701 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Dec 2 - Thu, Dec 4
ONT
Ontario
HKG
Hong Kong SAR
$701 Roundtrip, found 7 hours ago
$701
Roundtrip
found 7 hours ago
Select Delta flight, departing Tue, Dec 2 from Ontario to Hong Kong SAR, returning Thu, Dec 4, priced at $701 found 7 hours ago
Korean Air
Sun, Nov 16 - Tue, Nov 18
ONT
Ontario
HKG
Hong Kong SAR
$704 Roundtrip, found 7 hours ago
$704
Roundtrip
found 7 hours ago
Select Korean Air flight, departing Sun, Nov 16 from Ontario to Hong Kong SAR, returning Tue, Nov 18, priced at $704 found 7 hours ago
Delta
Wed, Feb 11 - Sat, Feb 14
ONT
Ontario
HKG
Hong Kong SAR
$706 Roundtrip, found 18 hours ago
$706
Roundtrip
found 18 hours ago
Select Delta flight, departing Wed, Feb 11 from Ontario to Hong Kong SAR, returning Sat, Feb 14, priced at $706 found 18 hours ago
Delta
Wed, Dec 3 - Mon, Dec 8
ONT
Ontario
HKG
Hong Kong SAR
$729 Roundtrip, found 3 hours ago
$729
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, Dec 3 from Ontario to Hong Kong SAR, returning Mon, Dec 8, priced at $729 found 3 hours ago
Korean Air
Tue, Nov 25 - Thu, Dec 4
ONT
Ontario
HKG
Hong Kong SAR
$733 Roundtrip, found 2 hours ago
$733
Roundtrip
found 2 hours ago
Select Korean Air flight, departing Tue, Nov 25 from Ontario to Hong Kong SAR, returning Thu, Dec 4, priced at $733 found 2 hours ago
Delta
Sun, Nov 16 - Thu, Dec 4
ONT
Ontario
HKG
Hong Kong SAR
$735 Roundtrip, found 7 hours ago
$735
Roundtrip
found 7 hours ago
Select Delta flight, departing Sun, Nov 16 from Ontario to Hong Kong SAR, returning Thu, Dec 4, priced at $735 found 7 hours ago
Delta
Mon, Mar 2 - Tue, Mar 31
ONT
Ontario
HKG
Hong Kong SAR
$735 Roundtrip, found 3 hours ago
$735
Roundtrip
found 3 hours ago
Select Delta flight, departing Mon, Mar 2 from Ontario to Hong Kong SAR, returning Tue, Mar 31, priced at $735 found 3 hours ago
STARLUX Airlines
Mon, Nov 3 - Wed, Nov 5
ONT
Ontario
HKG
Hong Kong SAR
$795 Roundtrip, found 1 day ago
$795
Roundtrip
found 1 day ago
Select STARLUX Airlines flight, departing Mon, Nov 3 from Ontario to Hong Kong SAR, returning Wed, Nov 5, priced at $795 found 1 day ago
China Airlines
Fri, May 8 - Sat, May 9
ONT
Ontario
HKG
Hong Kong SAR
$842 Roundtrip, found 3 days ago
$842
Roundtrip
found 3 days ago
Select China Airlines flight, departing Fri, May 8 from Ontario to Hong Kong SAR, returning Sat, May 9, priced at $842 found 3 days ago
United
Tue, Nov 25 - Thu, Dec 4
ONT
Ontario
HKG
Hong Kong SAR
$999 Roundtrip, found 2 hours ago
$999
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Nov 25 from Ontario to Hong Kong SAR, returning Thu, Dec 4, priced at $999 found 2 hours ago

Find the cheapest month to fly from Ontario (ONT) to Chek Lap Kok (HKG)

November is typically the cheapest month to fly

From $741 - $1,205 per traveler.

Alternative airports near Chek Lap Kok

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

Select flight to Macau Intl. MFM. Cheapest option available. Flights from $944
MFM
Macau Intl.
Cheapest
Flights from $944
Select flight to Shenzhen Intl. SZX. Flights from $1,605
SZX
Shenzhen Intl.
Flights from $1,605

Frequently asked questions

How much does a flight from Los Angeles - Ontario Intl. Airport (ONT) to Hong Kong Intl. Airport (HKG) cost?
Secure a cheap one-way flight from $415 or cheap return flight from $701 from Los Angeles - Ontario Intl. Airport (ONT) to Hong Kong Intl. Airport (HKG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Los Angeles - Ontario Intl. Airport (ONT) to Hong Kong Intl. Airport (HKG)?
Planning your getaway for December can help you save, as it's the cheapest month for flights between ONT and HKG. You'll usually find the lowest fares during off-peak months.
Which airlines fly direct from Los Angeles - Ontario Intl. Airport (ONT) to Hong Kong Intl. Airport (HKG)?
You can't fly nonstop from Ontario, CA (ONT-Los Angeles - Ontario Intl.) to Hong Kong Intl. Airport (HKG). However, you can seamlessly travel to Hong Kong without any layovers by departing from Los Angeles Intl. Airport (LAX).
What is the cheapest airline that flies from Los Angeles - Ontario Intl. Airport (ONT) to Hong Kong Intl. Airport (HKG)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest ONT to HKG flight.
How many flights per day from Los Angeles - Ontario Intl. Airport (ONT) to Hong Kong Intl. Airport (HKG)?
Direct flights from Los Angeles - Ontario Intl. Airport (ONT) to Hong Kong Intl. Airport (HKG) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ONT to HKG?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on a number of factors, such as 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 Los Angeles - Ontario Intl. Airport (ONT) to Hong Kong Intl. Airport (HKG)?
To avoid potential delays on the Los Angeles - Ontario Intl. Airport (ONT) to Hong Kong Intl. Airport (HKG) route, aim to travel before 3 PM. Later departures have a 22% higher chance of cancellation.**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 Los Angeles - Ontario Intl. Airport (ONT) to Hong Kong Intl. Airport (HKG) last-minute?
Booking your plane ticket from ONT to HKG shortly before your trip is usually more expensive. But if you're flexible with your schedule, you could grab a cheap last-minute fare.
Is it cheaper to book an ONT to HKG flight and hotel package?
Compared with arranging flights and hotels separately, booking an ONT to HKG flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one easy place takes the hassle out of travel planning. Just secure your flights and select from our extensive range of stays, then tailor your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Los Angeles - Ontario Intl. Airport (ONT) to Hong Kong Intl. Airport (HKG)?
In most instances, you can cancel or reschedule your ONT to HKG flight. However, additional charges may apply, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you'd like more information, go to our Customer Service portal.

Travel information

Origin airport
Los Angeles - Ontario Intl.
Destination airport
Hong Kong Intl.
Airlines serving
American Airlines, British Airways, China Airlines, Delta, Japan Airlines, Korean Air, Qatar Airways, STARLUX Airlines, United
Roundtrip price
$700
Distance
7276 mi

Book with confidence

Ontario to Hong Kong Flights

The cheapest times to fly from Ontario to Hong Kong

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 Ontario to Hong Kong are during the month of December. You can find some of the cheapest flights from Ontario to Hong Kong with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ontario to Hong Kong

Sunday is one of the best days to book for cheap flights from Ontario to Hong Kong: 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 Ontario to Hong Kong

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 Ontario to Hong Kong in 2025. You can also book with separate airlines for your outbound and return journeys, from $415 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 Ontario to Hong Kong 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 Ontario to Hong Kong 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.

 

Ontario to Hong Kong Flights
*Available to One Key members.