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$460+ Cheap flights from Ontario (ONT) to Hong Kong

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HKG
Jul 18 — Jul 251
Sat 7/18
Sat 7/25
1 adult, Economy
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Cheap flight deals from Ontario to Hong Kong

Cheapest flights from Ontario to Hong Kong
Explore the most affordable flight options available from Ontario to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.

This Expedia deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:02 am
ONT
-
HKG
2 stops25h 03m
Multiple Airlines
Tue 9/19:30 am
HKG
-
ONT
2 stops24h 33m
Multiple Airlines
Deal found 6/15$990
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:33 pm
ONT
-
HKG
2 stops25h 02m
Multiple Airlines
Fri 9/1111:20 am
HKG
-
ONT
1 stop20h 45m
Multiple Airlines
Deal found 6/17$1,057
This Expedia deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:00 am
ONT
-
HKG
2 stops28h 00m
Multiple Airlines
Tue 11/2410:30 am
HKG
-
ONT
2 stops28h 09m
Multiple Airlines
Deal found 6/17$1,064
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:45 am
ONT
-
HKG
1 stop31h 35m
Multiple Airlines
Sun 9/205:55 pm
HKG
-
ONT
2 stops59h 08m
Multiple Airlines
Deal found 6/17$1,066
This Orbitz deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:02 am
ONT
-
HKG
2 stops25h 03m
Multiple Airlines
Mon 2/810:00 am
HKG
-
ONT
2 stops20h 47m
Multiple Airlines
Deal found 6/15$1,070
This oojo deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/412:10 am
ONT
-
HKG
1 stop25h 25m
China Airlines
Fri 10/165:35 pm
HKG
-
ONT
1 stop15h 25m
China Airlines
Deal found 6/18$1,074
This oojo deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3011:50 pm
ONT
-
HKG
1 stop19h 20m
China Airlines
Tue 11/175:35 pm
HKG
-
ONT
1 stop15h 15m
China Airlines
Deal found 6/15$1,075
This oojo deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1012:10 am
ONT
-
HKG
1 stop18h 05m
China Airlines
Mon 2/85:35 pm
HKG
-
ONT
1 stop15h 15m
China Airlines
Deal found 6/15$1,077
This oojo deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1012:10 am
ONT
-
HKG
1 stop18h 05m
China Airlines
Sun 2/1411:10 am
HKG
-
ONT
1 stop21h 40m
China Airlines
Deal found 6/18$1,078
This oojo deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:45 am
ONT
-
HKG
1 stop21h 20m
China Airlines
Sun 9/202:05 pm
HKG
-
ONT
1 stop18h 55m
China Airlines
Deal found 6/15$1,079
This oojo deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1210:50 pm
ONT
-
HKG
1 stop18h 25m
China Airlines
Sun 11/222:05 pm
HKG
-
ONT
1 stop18h 45m
China Airlines
Deal found 6/18$1,081

Find flight deals from Ontario to Hong Kong

Keep the following information in mind while searching for Ontario to Hong Kong flight deals. Data was last updated June 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$990
(Expedia)

One-way from

$460
(Ovago)

Popular in

December

Cheapest in

February

Average price

$1,311
Provider with most accurate pricing for Los Angeles-Hong Kong Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Hong Kong Intl flights.
Search Deals
From Ontario to Hong Kong
Search Deals
One-way flight from Ontario to Hong Kong
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($208 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($83 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Hong Kong that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 18, 2026.
Use the filters below to find and compare flights from Ontario to Hong Kong that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Sun 11/15

10:50 pm-9:15 am

1 stop18h 25m

Hong Kong Intl

Mon 11/30

5:35 pm-4:50 pm

1 stop15h 15m

$1,151

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Mon 9/28

12:10 pm-3:10 pm

2 stops36h 00m

Hong Kong Intl

Tue 10/27

12:25 am-6:03 pm

2 stops32h 38m

$1,173

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Fri 11/27

10:50 pm-5:00 pm

2 stops26h 10m

Hong Kong Intl

Tue 12/29

11:10 am-4:50 pm

1 stop21h 40m

$1,302

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Fri 11/13

4:09 pm-9:00 am

2 stops24h 51m

Hong Kong Intl

Sun 11/22

7:40 pm-11:09 am

2 stops31h 29m

$1,323

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Mon 11/9

7:00 am-4:50 pm

2 stops41h 50m

Hong Kong Intl

Thu 11/12

12:35 pm-5:17 pm

2 stops44h 42m

$1,363

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Sun 6/28

6:00 am-10:45 pm

2 stops25h 45m

Hong Kong Intl

Mon 7/6

12:20 pm-10:41 pm

2 stops25h 21m

$1,430

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Wed 8/19

12:00 pm-3:10 pm

2 stops36h 10m

Hong Kong Intl

Tue 9/1

1:25 am-6:47 pm

2 stops32h 22m

$1,435

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Wed 8/19

12:00 pm-3:10 pm

2 stops36h 10m

Hong Kong Intl

Sun 8/30

1:25 am-6:47 pm

2 stops32h 22m

$1,460

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Sun 6/28

6:00 am-10:45 pm

2 stops25h 45m

Hong Kong Intl

Sat 7/4

12:20 pm-10:23 pm

2 stops25h 03m

$1,475

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Sun 6/28

6:00 am-10:45 pm

2 stops25h 45m

Hong Kong Intl

Sun 7/5

12:20 pm-11:49 pm

2 stops26h 29m

$1,475

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/18

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Ontario to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Hong Kong

What is the cheapest month to book a flight from Ontario to Hong Kong?

Currently, June is the cheapest month in which you can book a flight from Ontario to Hong Kong (average of $489). Flying from Ontario to Hong Kong in July is currently the most expensive (average of $1,181). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How far ahead should I book a flight from Ontario to Hong Kong?

The price you pay for your flight from Ontario to Hong Kong may vary depending on when you book. For the best chance of a lower fare, look to book 55 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Hong Kong

Get insights into the airlines that provide service to Hong Kong. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hong Kong. Reviews last updated June 18, 2026.
Read through reviews of airlines operating flights from Ontario to Hong Kong, such as China Airlines and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.3
Very good
829 reviews

Entertainment

8.0

Crew

8.5

Overall

8.3

Boarding

8.3

Food

7.8

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

A,Feb 2026

SEA - TPE

China Airlines has improved significantly over the years. This is the first time we fly on their business class after 20+ years. Both hardware and services impressed us. Will definitely fly with again in the future.
China Airlines
8.3
Very good
829 reviews
China Airlines
8.3
Very good
829 reviews

Entertainment

8.0

Crew

8.5

Overall

8.3

Boarding

8.3

Food

7.8

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

A,Feb 2026

SEA - TPE

China Airlines has improved significantly over the years. This is the first time we fly on their business class after 20+ years. Both hardware and services impressed us. Will definitely fly with again in the future.
United Airlines
7.4
Good
9,860 reviews
China Airlines
8.3
Very good
829 reviews

Entertainment

8.0

Crew

8.5

Overall

8.3

Boarding

8.3

Food

7.8

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

A,Feb 2026

SEA - TPE

China Airlines has improved significantly over the years. This is the first time we fly on their business class after 20+ years. Both hardware and services impressed us. Will definitely fly with again in the future.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Hong Kong. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Hong Kong?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Hong Kong.

  • How long is the flight from Ontario to Hong Kong?

    Departing from Ontario to Hong Kong will take you 18h 25m. The distance from Ontario to Hong Kong is about 7273 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Ontario to Hong Kong round-trip?

    According to our current data, United Airlines ($509), and China Airlines ($821) offers the cheapest pricing from Ontario to Hong Kong. Users have found that United Airlines is 51% cheaper than the other options available to this destination.

  • Can I find deals for flights from Ontario to Hong Kong that include hotel bookings?

    Yes. In addition to deals on Ontario to Hong Kong flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Hong Kong?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Hong Kong.

  • Can I find deals for business class flights from Ontario to Hong Kong?

    Yes. Cheapflights offers flight deals from Ontario to Hong Kong by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Hong Kong?

    Currently, June is the cheapest month in which you can book a flight from Ontario to Hong Kong (average of $489). Flying from Ontario to Hong Kong in July is currently the most expensive (average of $1,181). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Ontario to Hong Kong

Discover the top 2 airlines that operate flights from Ontario to Hong Kong. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$509Average$1,116FlexibilityNo cancel feeOn-time69%
China AirlinesCheapest$821Average$891FlexibilityNo cancel feeOn-time70%

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