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Ontario

$446+ Cheap flights from Hong Kong (HKG) to Ontario (ONT)

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — ONT
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap 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 July 29, 2025.

Round-trip from

$711
(lol.travel)

One-way from

$446
(SmartFares)

Popular in

November

Cheapest in

March

Average price

$1,204
From Hong Kong Intl to Ontario
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One-way flight from Hong Kong Intl to Ontario
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Highest demand for flights based on searches. 5% potential increase in price ($55 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Hong Kong to Ontario

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 July 29, 2025.

This lol.travel deal was found by Cheapflights users on 7/28. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/111:15 amHKG - ONT
1 stop15h 58mUnited Airlines
Sun 9/146:50 pmONT - HKG
1 stop19h 10mUnited Airlines
Deal found 7/28$711
This Flightnetwork deal was found by Cheapflights users on 7/27. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/111:05 amHKG - ONT
1 stop22h 35mChina Airlines
Sat 9/1312:45 amONT - HKG
1 stop17h 30mChina Airlines
Deal found 7/27$721
This Trip.com deal was found by Cheapflights users on 7/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/58:10 pmHKG - ONT
1 stop35h 55mSTARLUX Airlines
Mon 10/611:10 pmONT - HKG
1 stop28h 45mSTARLUX Airlines
Deal found 7/28$744
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/110:35 pmHKG - ONT
2 stops35h 05mMultiple Airlines
Sat 9/1312:45 amONT - HKG
2 stops31h 50mMultiple Airlines
Deal found 7/29$883

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Hong Kong to Ontario that are best for you.

Fly from

Hong Kong

Fly to

Ontario

Route

Depart

Return

Price

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Mon 9/1

11:15 am-12:13 pm

1 stop15h 58m

Ontario

Sun 9/14

6:50 pm-5:00 am

1 stop19h 10m

$711

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Mon 9/1

11:05 am-6:40 pm

1 stop22h 35m

Ontario

Sat 9/13

12:45 am-9:15 am

1 stop17h 30m

$721

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Sun 10/5

8:10 pm-5:05 pm

1 stop35h 55m

Ontario

Mon 10/6

11:10 pm-6:55 pm

1 stop28h 45m

$744

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Mon 9/1

10:35 pm-6:40 pm

2 stops35h 05m

Ontario

Sat 9/13

12:45 am-11:35 pm

2 stops31h 50m

$883

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Tue 11/11

5:35 pm-4:50 pm

1 stop15h 15m

$446

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Fri 9/5

8:10 pm-5:05 pm

1 stop35h 55m

$455

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Wed 8/20

6:05 am-5:40 pm

2 stops26h 35m

$554

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Fri 9/5

5:10 pm-12:03 am

2 stops21h 53m

$556

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Thu 9/18

10:30 pm-12:32 pm

2 stops29h 02m

$697

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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 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 Hong Kong to Ontario

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

Currently, August is the cheapest month in which you can book a flight from Hong Kong to Ontario (average of $246). Flying from Hong Kong to Ontario in March is currently the most expensive (average of $328). 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 July 29, 2025.
Peruse reviews from past customers who have flown with STARLUX Airlines, EVA Air, and China Airlines from Hong Kong to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.0
Wonderful
198 reviews

Food

8.8

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Comfort

8.9

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.
STARLUX Airlines
9.0
Wonderful
198 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Food

8.8

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Comfort

8.9

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
1,221 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Food

8.8

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Comfort

8.9

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
754 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Food

8.8

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Comfort

8.9

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.
United Airlines
7.4
Good
8,899 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Food

8.8

Crew

9.3

Boarding

9.0

Overall

9.0

Entertainment

9.0

Comfort

8.9

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

    Cheapflights users have booked flights from Hong Kong to Ontario round-trip from $711. Other airlines that can offer you cheap pricing are China Airlines, from $721, and STARLUX Airlines, from $744. You may be able to fly from Hong Kong to Ontario for 28% less than the average price by searching for these airlines.

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

    The cheapest airlines for a one-way flight from Hong Kong to Ontario are China Airlines ($446), STARLUX Airlines ($455), and EVA Air ($556).

  • 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 vacation 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, August is the cheapest month in which you can book a flight from Hong Kong to Ontario (average of $246). Flying from Hong Kong to Ontario in March is currently the most expensive (average of $328). 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 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$768Average$1,013FlexibilityNo cancel feeOn-time70%

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