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Cheap flights from Hong Kong to Ontario from HK$4,185

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 17-5. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — ONT
2 May — 9 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Hong Kong to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Hong Kong to Ontario
Explore the most affordable flight options available from Hong Kong to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 April 2026.

Sat 31-1010:35
HKG
-
ONT
1 stop22h 12m
United Airlines
Tue 3-1113:00
ONT
-
HKG
2 stops38h 20m
United Airlines
Deal found 30-3HK$6,725
Thu 1-1022:50
HKG
-
ONT
1 stop33h 15m
Multiple Airlines
Wed 7-1023:10
ONT
-
HKG
1 stop28h 45m
Multiple Airlines
Deal found 2-4HK$7,038
Sat 19-911:20
HKG
-
ONT
1 stop20h 45m
星宇航空
Wed 30-923:10
ONT
-
HKG
1 stop19h 45m
星宇航空
Deal found 2-4HK$7,171
Thu 21-521:15
HKG
-
ONT
1 stop35h 45m
China Airlines
Tue 23-600:10
ONT
-
HKG
1 stop25h 20m
China Airlines
Deal found 28-3HK$7,179
Thu 24-917:35
HKG
-
ONT
1 stop15h 25m
China Airlines
Tue 6-1000:10
ONT
-
HKG
1 stop18h 55m
China Airlines
Deal found 28-3HK$7,391
Fri 29-514:05
HKG
-
ONT
1 stop18h 55m
China Airlines
Fri 19-600:10
ONT
-
HKG
1 stop18h 05m
China Airlines
Deal found 30-3HK$7,422
Tue 16-610:15
HKG
-
ONT
1 stop22h 45m
China Airlines
Mon 22-600:10
ONT
-
HKG
1 stop18h 55m
China Airlines
Deal found 31-3HK$7,446
Mon 27-413:35
HKG
-
ONT
1 stop18h 30m
Multiple Airlines
Fri 1-523:10
ONT
-
HKG
1 stop19h 50m
Multiple Airlines
Deal found 1-4HK$7,501
Sat 27-611:45
HKG
-
ONT
2 stops40h 02m
United Airlines
Wed 8-706:00
ONT
-
HKG
1 stop32h 00m
United Airlines
Deal found 31-3HK$7,508
Sat 17-1015:25
HKG
-
ONT
2 stops34h 44m
Multiple Airlines
Sat 24-1018:58
ONT
-
HKG
2 stops23h 02m
Multiple Airlines
Deal found 31-3HK$7,665

Find flight deals from Hong Kong to Ontario

Keep the following information in mind while searching for Hong Kong to Ontario flight deals. Data was last updated 2 April 2026.

Round-trip from

HK$7,171

One-way from

HK$4,185

Popular in

January

Cheapest in

November

Average price

HK$8,849
星宇航空
  • 星宇航空
  • 19-9-30-9
  • 2 total stops
  • 40h 30m total
  • Hong Kong to Ontario
Search Deals
China Airlines
  • China Airlines
  • 17-5
  • 1 total stop
  • 36h 50m total
  • Hong Kong to Ontario
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (HK$11,757 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (HK$2,782 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 Hong Kong to Ontario 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 2 April 2026.
Use the filters below to find and compare flights from Hong Kong to Ontario that are best for you.

Fly from

Fly to

Route

Departure

Return

Price

Cheapest return flight
Fastest return journey

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Thu 24-9

17:35-18:00

1 stop15h 25m

Ontario

Tue 6-10

00:10-10:05

1 stop18h 55m

HK$7,391

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Sun 31-5

21:15-18:00

1 stop35h 45m

Ontario

Mon 15-6

00:10-10:05

1 stop18h 55m

HK$8,222

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Mon 4-5

11:45-12:22

1 stop15h 37m

Ontario

Sun 17-5

06:00-05:00

1 stop32h 00m

HK$8,692

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Wed 3-6

11:45-20:42

2 stops23h 57m

Ontario

Thu 18-6

18:30-18:55

2 stops33h 25m

HK$8,700

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Mon 20-4

11:45-12:20

1 stop15h 35m

Ontario

Tue 5-5

06:00-18:55

1 stop21h 55m

HK$9,593

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Sat 16-5

11:45-12:22

1 stop15h 37m

Ontario

Sun 24-5

13:50-18:55

1 stop38h 05m

HK$9,609

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Mon 20-4

11:45-12:20

1 stop15h 35m

Ontario

Fri 24-4

05:10-18:55

2 stops22h 45m

HK$9,609

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Wed 27-5

17:35-18:00

1 stop15h 25m

Ontario

Tue 9-6

00:10-16:35

1 stop25h 25m

HK$9,687

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Thu 25-6

14:05-18:00

1 stop18h 55m

Ontario

Wed 5-8

00:45-10:05

1 stop18h 20m

HK$9,711

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Fri 26-6

17:35-18:00

1 stop15h 25m

Ontario

Mon 6-7

00:45-13:05

1 stop21h 20m

HK$9,719

Flights are sorted by cheapest return flights first.

Deals found on 29-3

Showing 1-10 of 24 resultsSorted by cheapest first
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Best time to book a flight from Hong Kong to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Hong Kong 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 Hong Kong to Ontario

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

Currently, March is the cheapest month in which you can book a flight from Hong Kong to Ontario (average of HK$4,616). Flying from Hong Kong to Ontario in July is currently the most expensive (average of HK$6,419). 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.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 2 April 2026.
See what other customers who have flown with China Airlines from Hong Kong to Ontario 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
815 reviews
Check prices

Food

7.8

Comfort

8.0

Crew

8.5

Entertainment

8.0

Overall

8.3

Boarding

8.3

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
815 reviews
China Airlines
8.3
Very Good
815 reviews
Check prices

Food

7.8

Comfort

8.0

Crew

8.5

Entertainment

8.0

Overall

8.3

Boarding

8.3

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 Hong Kong to Ontario. 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 into for flights to Ontario from Hong Kong?

    If you book a flight to Ontario from Hong Kong, you will be flying to Ontario, which is the city’s only airport. Ontario (ONT) is located 4.9 km from the centre of Ontario.

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

    China Airlines and United Airlines can get you from Hong Kong to Ontario in just under 15h 25m. Your travel time can differ by up to 12m. The distance between Hong Kong and Ontario is about 11705 km. Both multi-stop and direct flights can be found to your destination and back.

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

    According to our current data, China Airlines (HK$5,814), offers the cheapest pricing from Hong Kong to Ontario. This flight start at 19% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hong Kong to Ontario 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 Hong Kong to Ontario?

    Currently, March is the cheapest month in which you can book a flight from Hong Kong to Ontario (average of HK$4,616). Flying from Hong Kong to Ontario in July is currently the most expensive (average of HK$6,419). 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 airline flying from Hong Kong to Ontario

Discover the top airline that operate flights from Hong Kong to Ontario. 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 2 April 2026.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapestHK$5,814AverageHK$6,501FlexibilityNo 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 Hong Kong to Ontario?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Hong Kong to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Hong Kong to Ontario for you. Better yet — we are completely free to use.

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

Need flexible booking options for your flight to Ontario from Hong Kong? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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