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Cheap flights from Ontario to Hong Kong from HK$4,503

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 9-5. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HKG
22 May — 29 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Hong Kong

Enter your travel dates to find the best prices.

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 22 April 2026.

Fri 16-1023:10
ONT
-
HKG
1 stop24h 05m
Multiple Airlines
Sat 31-1013:40
HKG
-
ONT
1 stop18h 10m
Multiple Airlines
Deal found 17-4HK$8,270
Wed 6-523:10
ONT
-
HKG
1 stop24h 05m
Multiple Airlines
Wed 20-509:15
HKG
-
ONT
1 stop22h 50m
Multiple Airlines
Deal found 19-4HK$8,356
Tue 29-906:00
ONT
-
HKG
2 stops42h 10m
Qatar Airways
Tue 17-1100:25
HKG
-
ONT
2 stops50h 44m
Qatar Airways
Deal found 20-4HK$8,458
Wed 29-419:44
ONT
-
HKG
2 stops36h 01m
Multiple Airlines
Mon 18-513:35
HKG
-
ONT
1 stop18h 30m
Multiple Airlines
Deal found 22-4HK$8,474
Tue 28-411:44
ONT
-
HKG
2 stops37h 36m
Multiple Airlines
Fri 8-522:50
HKG
-
ONT
1 stop33h 15m
Multiple Airlines
Deal found 21-4HK$8,482
Sat 9-523:10
ONT
-
HKG
1 stop28h 00m
Multiple Airlines
Thu 14-522:50
HKG
-
ONT
1 stop33h 15m
Multiple Airlines
Deal found 22-4HK$8,490
Mon 4-523:10
ONT
-
HKG
1 stop31h 00m
Multiple Airlines
Mon 18-512:55
HKG
-
ONT
1 stop19h 10m
Multiple Airlines
Deal found 20-4HK$8,560
Mon 5-1023:10
ONT
-
HKG
1 stop31h 00m
Multiple Airlines
Mon 19-1012:55
HKG
-
ONT
1 stop19h 10m
Multiple Airlines
Deal found 20-4HK$8,584
Wed 14-1023:10
ONT
-
HKG
1 stop28h 20m
Multiple Airlines
Mon 9-1116:35
HKG
-
ONT
1 stop15h 55m
Multiple Airlines
Deal found 21-4HK$8,591
Sat 2-523:10
ONT
-
HKG
1 stop19h 50m
Multiple Airlines
Sat 9-509:15
HKG
-
ONT
1 stop22h 50m
Multiple Airlines
Deal found 22-4HK$8,607
Mon 4-523:10
ONT
-
HKG
1 stop34h 15m
Multiple Airlines
Fri 8-522:50
HKG
-
ONT
1 stop33h 15m
Multiple Airlines
Deal found 20-4HK$8,623
Wed 29-423:10
ONT
-
HKG
1 stop24h 05m
Multiple Airlines
Mon 11-512:55
HKG
-
ONT
1 stop19h 10m
Multiple Airlines
Deal found 21-4HK$8,631

Find flight deals from Ontario to Hong Kong

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Hong Kong (HKG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 April 2026.

Round-trip from

HK$8,270

One-way from

HK$4,503

Popular in

December

Cheapest in

February

Average price

HK$6,947
16-10-31-10
  • 16-10-31-10
  • 2 total stops
  • 42h 15m total
  • Ontario to Hong Kong
Search Deals
9-5
  • 9-5
  • 2 total stops
  • 50h 00m total
  • Ontario to Hong Kong
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (HK$13,322 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (HK$5,098 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 70,647 searches. Data last updated 22 April 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

Departure

Return

Price

Cheapest return flight
Fastest return journey

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Sun 18-10

00:10-10:05

1 stop18h 55m

Hong Kong Intl

Mon 2-11

17:35-16:50

1 stop15h 15m

HK$9,641

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Sun 27-9

06:00-15:10

2 stops42h 10m

Hong Kong Intl

Fri 9-10

01:25-18:13

2 stops31h 48m

HK$9,657

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Fri 28-8

07:00-22:45

2 stops24h 45m

Hong Kong Intl

Sat 5-9

00:45-22:40

2 stops36h 55m

HK$10,064

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Fri 18-9

07:00-22:45

2 stops24h 45m

Hong Kong Intl

Sat 26-9

00:45-22:40

2 stops36h 55m

HK$10,095

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Sat 5-9

13:44-05:00

1 stop24h 16m

Hong Kong Intl

Sat 12-9

14:35-22:58

2 stops23h 23m

HK$10,816

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Sat 2-5

05:00-05:00

2 stops33h 00m

Hong Kong Intl

Sat 9-5

11:45-12:22

1 stop15h 37m

HK$10,847

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Sat 9-5

05:00-05:00

2 stops33h 00m

Hong Kong Intl

Sat 16-5

22:30-12:38

2 stops29h 08m

HK$10,847

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Sat 5-9

13:18-05:00

2 stops24h 42m

Hong Kong Intl

Sun 13-9

11:45-22:58

1 stop26h 13m

HK$10,847

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Tue 5-5

07:00-22:45

2 stops24h 45m

Hong Kong Intl

Mon 11-5

12:20-17:10

2 stops19h 50m

HK$10,894

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Mon 19-10

12:00-15:10

2 stops36h 10m

Hong Kong Intl

Thu 5-11

00:25-22:39

2 stops38h 14m

HK$11,207

Flights are sorted by cheapest return flights first.

Deals found on 18-4

Showing 1-10 of 24 resultsSorted by cheapest first
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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 return 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

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

Use this chart to determine the optimal time to book a return flight from Ontario to Hong Kong. Price data was last updated on 17 April 2026.

Booking 77 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ontario to Hong Kong. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Ontario to Hong Kong (average of HK$6,618). Flying from Ontario to Hong Kong in December is currently the most expensive (average of HK$15,319). 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 much does it cost for a return flight from Ontario to Hong Kong?

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 22 April 2026.
See what other customers who have flown with China Airlines from Ontario to Hong Kong have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.3
Very Good
818 reviews
Check prices

Crew

8.5

Boarding

8.3

Comfort

8.0

Food

7.8

Overall

8.3

Entertainment

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
818 reviews
China Airlines
8.3
Very Good
818 reviews
Check prices

Crew

8.5

Boarding

8.3

Comfort

8.0

Food

7.8

Overall

8.3

Entertainment

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.

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

    A quick flight from Ontario to Hong Kong can take about 18h 55m. China Airlines provides one of the quickest options available for as low as HK$9,641. Airlines will cover a distance of 11705 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly from Ontario to Hong Kong round-trip?

    Flying on China Airlines is currently your cheapest option to Hong Kong, with prices starting at HK$3,828. This flight start at 53% lower than the current average price 3 months from now.

  • 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 holiday 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, February is the cheapest month in which you can book a flight from Ontario to Hong Kong (average of HK$6,618). Flying from Ontario to Hong Kong in December is currently the most expensive (average of HK$15,319). 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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Fly from Ontario to Hong Kong on these airlines

Choose from the following airlines for your flight from Ontario to Hong Kong. Flights are based on user searches made on Cheapflights and were last updated on 22 April 2026.
China Airlines flights from Ontario to Hong Kong Intl

Top airline flying from Ontario to Hong Kong

Discover the top airline 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 70,647 searches. Data last updated 22 April 2026.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapestHK$3,828AverageHK$7,703FlexibilityNo cancel feeOn-time70%
Search China Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Hong Kong?

When you search for this flight from Ontario to Hong Kong, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Hong Kong?

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Hong Kong for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ontario to Hong Kong with no change fees?

Certainly. Search results for flights to Hong Kong from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ontario to Hong Kong become cheaper?

Yes! Start tracking prices for Ontario to Hong Kong flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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