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Cheap flights from Ontario to Hong Kong from HK$3,900

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 1-8. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HKG
14 Jun — 21 Jun1
1 adult

Cheapflights Tip: The best prices from Ontario to Hong Kong Intl are usually found in April or March, booked 90 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap 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 9 June 2025.

Round-trip from

HK$6,819

One-way from

HK$3,900

Popular in

June

Cheapest in

April

Average price

HK$12,068
China Airlines
  • China Airlines
  • 20-10-10-12
  • 2 total stops
  • 33h 20m total
  • Ontario to Hong Kong
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星宇航空
  • 星宇航空
  • 1-8
  • 1 total stop
  • 19h 10m total
  • Ontario to Hong Kong
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (HK$14,595 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (HK$2,487 potential savings vs. average return price).
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Average for round-trip flights in June 2025
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Find 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 9 June 2025.

Mon 20-1000:10ONT - HKG
1 stop18h 05mChina Airlines
Wed 10-1217:35HKG - ONT
1 stop15h 15mChina Airlines
Deal found 7-6HK$6,819
Mon 22-923:10ONT - HKG
1 stop19h 45m星宇航空
Tue 7-1020:10HKG - ONT
1 stop35h 55m星宇航空
Deal found 8-6HK$6,889
Mon 3-1106:45ONT - HKG
2 stops24h 25mKorean Air
Wed 19-1112:35HKG - ONT
2 stops44h 42mKorean Air
Deal found 9-6HK$7,038
Mon 17-1121:45ONT - HKG
1 stop33h 35mMultiple Airlines
Wed 10-1209:05HKG - ONT
2 stops22h 45mMultiple Airlines
Deal found 6-6HK$7,352
Mon 17-1106:00ONT - HKG
2 stops25h 10mDelta
Tue 9-1200:55HKG - ONT
2 stops32h 22mDelta
Deal found 6-6HK$7,878
Tue 21-1013:53ONT - HKG
1 stop24h 07mUnited Airlines
Wed 10-1210:35HKG - ONT
1 stop15h 24mUnited Airlines
Deal found 9-6HK$8,404
Sat 30-819:22ONT - HKG
2 stops35h 38mAlaska Airlines
Sun 7-915:15HKG - ONT
2 stops47h 44mAlaska Airlines
Deal found 7-6HK$9,102

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 9 June 2025.
Use the filters below to find and compare flights from Ontario to Hong Kong that are best for you.

Fly from

Ontario

Fly to

Hong Kong

Route

Departure

Return

Price

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Mon 20-10

00:10-09:15

1 stop18h 05m

Hong Kong Intl

Wed 10-12

17:35-16:50

1 stop15h 15m

HK$6,819

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Mon 22-9

23:10-09:55

1 stop19h 45m

Hong Kong Intl

Tue 7-10

20:10-17:05

1 stop35h 55m

HK$6,889

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Mon 3-11

06:45-23:10

2 stops24h 25m

Hong Kong Intl

Tue 18-11

00:55-17:17

2 stops32h 22m

HK$7,038

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Mon 17-11

21:45-23:20

1 stop33h 35m

Hong Kong Intl

Wed 10-12

09:05-15:50

2 stops22h 45m

HK$7,352

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Mon 17-11

06:00-23:10

2 stops25h 10m

Hong Kong Intl

Tue 9-12

00:55-17:17

2 stops32h 22m

HK$7,878

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Tue 21-10

13:53-05:00

1 stop24h 07m

Hong Kong Intl

Wed 10-12

10:35-09:59

1 stop15h 24m

HK$8,404

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Sat 30-8

19:22-22:00

2 stops35h 38m

Hong Kong Intl

Sun 7-9

15:15-23:59

2 stops47h 44m

HK$9,102

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Fri 1-8

23:45-09:55

1 stop19h 10m

HK$3,900

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Wed 6-8

00:45-13:00

1 stop21h 15m

HK$3,931

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Wed 10-9

00:45-17:15

2 stops25h 30m

HK$3,986

Flights are sorted by cheapest return flights first.

Deals found on 8-6

Showing 1-10 of 18 results
1
2

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 23 May 2025.

Booking 90 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.

Rainfall in Hong Kong by month

Plan your trip to Hong Kong by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Hong Kong ranges from 20.0 - 390.0 inches per month. June is typically the wettest month, when rainfall can reach 390.0 mm. January is typically the driest time to visit Hong Kong when rainfall is around 20.0 mm.

Temperature in Hong Kong by month

Plan your trip to Hong Kong by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Hong Kong, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 16.0 C).

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 9 June 2025.
Get a feel of what it's like to fly with 星宇航空, EVA Air and Korean Air from Ontario to Hong Kong by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
星宇航空
9.1
Wonderful
Check prices

Crew

9.3

Entertainment

8.9

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
星宇航空
9.1
Wonderful
星宇航空
9.1
Wonderful
Check prices

Crew

9.3

Entertainment

8.9

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
EVA Air
8.4
Very Good
1,200 reviews
星宇航空
9.1
Wonderful
Check prices

Crew

9.3

Entertainment

8.9

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very Good
1,087 reviews
星宇航空
9.1
Wonderful
Check prices

Crew

9.3

Entertainment

8.9

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Japan Airlines
8.3
Very Good
1,489 reviews
星宇航空
9.1
Wonderful
Check prices

Crew

9.3

Entertainment

8.9

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
China Airlines
8.3
Very Good
738 reviews
星宇航空
9.1
Wonderful
Check prices

Crew

9.3

Entertainment

8.9

Boarding

9.0

Comfort

9.0

Food

8.8

Overall

9.1

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

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

    Flying on China Airlines is currently your cheapest option to Hong Kong, with prices starting at HK$6,819. Additional round-trip tickets that might be worth considering are offered by 星宇航空 and Korean Air, with the lowest prices starting at HK$6,889 and HK$7,038, respectively. These flights start at 20% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Ontario to Hong Kong one-way?

    For one-way options, check prices for 星宇航空. According to our data, you can fly for as low as HK$3,900. Users have also found prices from HK$3,931 and HK$4,167 on China Airlines and Korean Air, respectively.

  • 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.

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 9 June 2025.
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 9 June 2025.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapestHK$7,130AverageHK$7,972FlexibilityNo 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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