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Cheap flights from Hong Kong to Ontario from HK$4,174

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 8-5. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — ONT
23 May — 30 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 23 April 2026.

Mon 4-513:35
HKG
-
ONT
1 stop18h 30m
Multiple Airlines
Fri 8-523:10
ONT
-
HKG
1 stop20h 00m
Multiple Airlines
Deal found 19-4HK$7,135
Wed 10-613:35
HKG
-
ONT
1 stop18h 30m
Multiple Airlines
Sat 27-623:10
ONT
-
HKG
1 stop19h 50m
Multiple Airlines
Deal found 21-4HK$7,190
Fri 22-511:20
HKG
-
ONT
1 stop20h 45m
星宇航空
Fri 29-523:10
ONT
-
HKG
1 stop20h 00m
星宇航空
Deal found 22-4HK$7,291
Sat 16-511:20
HKG
-
ONT
1 stop20h 45m
Multiple Airlines
Sat 23-523:10
ONT
-
HKG
1 stop19h 50m
Multiple Airlines
Deal found 22-4HK$7,362
Fri 24-422:30
HKG
-
ONT
1 stop26h 38m
United Airlines
Sat 25-413:27
ONT
-
HKG
1 stop24h 33m
United Airlines
Deal found 22-4HK$7,472
Thu 11-620:10
HKG
-
ONT
1 stop35h 55m
Multiple Airlines
Wed 24-623:10
ONT
-
HKG
1 stop28h 20m
Multiple Airlines
Deal found 18-4HK$7,479
Sun 14-622:30
HKG
-
ONT
1 stop28h 42m
United Airlines
Tue 7-713:18
ONT
-
HKG
2 stops38h 37m
United Airlines
Deal found 22-4HK$7,511
Fri 24-411:45
HKG
-
ONT
2 stops39h 53m
United Airlines
Sun 26-406:00
ONT
-
HKG
1 stop32h 00m
United Airlines
Deal found 22-4HK$7,518
Sat 16-511:20
HKG
-
ONT
1 stop20h 45m
星宇航空
Sat 23-523:10
ONT
-
HKG
1 stop19h 45m
星宇航空
Deal found 19-4HK$7,526
Mon 22-611:20
HKG
-
ONT
1 stop20h 45m
星宇航空
Fri 26-623:10
ONT
-
HKG
1 stop20h 00m
星宇航空
Deal found 21-4HK$7,542
Mon 8-613:35
HKG
-
ONT
1 stop18h 30m
Multiple Airlines
Wed 24-623:10
ONT
-
HKG
1 stop19h 45m
Multiple Airlines
Deal found 19-4HK$7,589

Find flight deals from Hong Kong to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to Ontario (ONT). 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 23 April 2026.

Round-trip from

HK$6,970

One-way from

HK$4,174

Popular in

January

Cheapest in

November

Average price

HK$8,842
20-5-27-6
  • 20-5-27-6
  • 2 total stops
  • 41h 45m total
  • Hong Kong to Ontario
Search Deals
8-5
  • 8-5
  • 1 total stop
  • 33h 15m total
  • Hong Kong to Ontario
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (HK$11,359 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (HK$2,739 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 23 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

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Thu 10-9

22:30-12:12

1 stop28h 42m

Ontario

Sun 13-9

09:01-18:55

1 stop18h 54m

HK$7,511

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Wed 17-6

11:45-17:56

1 stop21h 11m

Ontario

Sun 5-7

06:00-05:00

1 stop32h 00m

HK$7,511

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Sat 13-6

11:45-17:56

1 stop21h 11m

Ontario

Tue 7-7

13:18-18:55

2 stops38h 37m

HK$7,511
Fastest return journey

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Mon 18-5

17:35-18:00

1 stop15h 25m

Ontario

Mon 29-6

00:10-09:15

1 stop18h 05m

HK$8,192

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Mon 18-5

17:35-18:00

1 stop15h 25m

Ontario

Wed 24-6

00:10-09:15

1 stop18h 05m

HK$8,192

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Mon 15-6

17:35-18:00

1 stop15h 25m

Ontario

Thu 2-7

00:45-10:05

1 stop18h 20m

HK$8,740

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Sun 10-5

02:00-23:59

2 stops36h 59m

Ontario

Fri 15-5

19:41-09:10

2 stops46h 29m

HK$8,756

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Mon 15-6

11:20-17:05

1 stop20h 45m

Ontario

Mon 2-11

21:45-18:30

1 stop28h 45m

HK$8,819

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Sun 7-6

01:25-23:58

2 stops37h 33m

Ontario

Fri 12-6

21:20-09:10

2 stops44h 50m

HK$9,312

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Thu 11-6

17:35-18:00

1 stop15h 25m

Ontario

Tue 23-6

00:10-16:35

1 stop25h 25m

HK$9,312

Flights are sorted by cheapest return flights first.

Deals found on 19-4

Showing 1-10 of 21 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

How much does it cost for a return flight from Hong Kong to Ontario?

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 23 April 2026.
Get a feel of what it's like to fly with China Airlines from Hong Kong to Ontario by reading reviews from past customers. Users have also rated airlines 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

Entertainment

8.0

Overall

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
818 reviews
China Airlines
8.3
Very Good
818 reviews
Check prices

Crew

8.5

Boarding

8.3

Entertainment

8.0

Overall

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 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.

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

    United Airlines and China Airlines can get you from Hong Kong to Ontario in just under 15h 25m. Your travel time can differ by up to 13h 17m. 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$5,810), 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Fly from Hong Kong to Ontario on these airlines

Choose from the following airlines for your flight from Hong Kong to Ontario. Flights are based on user searches made on Cheapflights and were last updated on 23 April 2026.
China Airlines flights from Hong Kong Intl to Ontario

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 23 April 2026.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapestHK$5,810AverageHK$6,770FlexibilityNo 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?

Deals for Hong Kong to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Hong Kong to Ontario.

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?

Of course! You can now track prices for flights from Hong Kong to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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