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Ontario

$465+ Cheap flights from Hong Kong 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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — ONT
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap 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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$790
(hutchgo.com)

One-way from

$465
(Kiwi.com)

Popular in

November

Cheapest in

March

Average price

$768
Provider with most accurate pricing for Hong Kong Intl-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Hong Kong Intl-Los Angeles flights.
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From Hong Kong to Ontario
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One-way flight from Hong Kong to Ontario
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 28, 2025.

This hutchgo.com deal was found by Cheapflights users on 3/26. 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 hutchgo.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/305:30 pmHKG - ONT
1 stop15h 30mChina Airlines
Sat 8/912:45 amONT - HKG
1 stop17h 30mChina Airlines
Deal found 3/26$790
This Justfly.com deal was found by Cheapflights users on 3/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/88:10 pmHKG - ONT
1 stop35h 55mSTARLUX Airlines
Fri 8/811:45 pmONT - HKG
1 stop19h 10mSTARLUX Airlines
Deal found 3/27$797
This United Airlines deal was found by Cheapflights users on 3/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/289:30 amHKG - ONT
1 stop15h 24mUnited Airlines
Thu 4/103:55 pmONT - HKG
1 stop22h 05mUnited Airlines
Deal found 3/27$831
This EVA Air deal was found by Cheapflights users on 3/27. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1211:05 amHKG - ONT
2 stops27h 54mMultiple Airlines
Thu 5/227:20 pmONT - HKG
2 stops23h 45mMultiple Airlines
Deal found 3/27$946
This Kissandfly.com deal was found by Cheapflights users on 3/27. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/289:30 pmHKG - ONT
1 stop16h 15mKorean Air
Thu 4/105:40 amONT - HKG
2 stops25h 50mKorean Air
Deal found 3/27$1,536
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1012:45 amHKG - ONT
2 stops36h 50mDelta
Sun 5/186:00 amONT - HKG
2 stops25h 30mDelta
Deal found 3/27$1,719
This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/319:25 amHKG - ONT
2 stops29h 18mAmerican Airlines
Thu 6/1212:59 amONT - HKG
2 stops31h 01mAmerican Airlines
Deal found 3/27$1,906
This Ovago deal was found by Cheapflights users on 3/28. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/301:20 amHKG - ONT
2 stops31h 44mJapan Airlines
Thu 7/316:00 amONT - HKG
2 stops28h 40mJapan Airlines
Deal found 3/28$1,962
This hutchgo.com deal was found by Cheapflights users on 3/27. 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 hutchgo.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/61:25 amHKG - ONT
2 stops51h 24mQatar Airways
Sun 4/132:44 pmONT - HKG
2 stops64h 11mQatar Airways
Deal found 3/27$1,978
This British Airways deal was found by Cheapflights users on 3/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1811:00 pmHKG - ONT
2 stops32h 07mBritish Airways
Sat 5/34:35 pmONT - HKG
2 stops31h 55mBritish Airways
Deal found 3/27$3,617

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 March 28, 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

Fri 5/30

5:30 pm-6:00 pm

1 stop15h 30m

Ontario

Sat 8/9

12:45 am-9:15 am

1 stop17h 30m

$790

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Sun 6/8

8:10 pm-5:05 pm

1 stop35h 55m

Ontario

Fri 8/8

11:45 pm-9:55 am

1 stop19h 10m

$797

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Thu 5/1

11:15 am-12:24 pm

1 stop16h 09m

Ontario

Sun 5/11

1:45 pm-5:00 am

1 stop24h 15m

$833

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Mon 5/12

11:05 am-11:59 pm

2 stops27h 54m

Ontario

Thu 5/22

7:20 pm-10:05 am

2 stops23h 45m

$946

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Sat 5/10

12:45 am-10:35 pm

2 stops36h 50m

Ontario

Sun 5/18

6:00 am-10:30 pm

2 stops25h 30m

$1,719

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Sat 5/31

9:25 am-11:43 pm

2 stops29h 18m

Ontario

Thu 6/12

12:59 am-11:00 pm

2 stops31h 01m

$1,906

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Mon 6/30

1:20 am-6:04 pm

2 stops31h 44m

Ontario

Thu 7/31

6:00 am-1:40 am

2 stops28h 40m

$1,962

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Sat 4/26

7:40 pm-6:30 pm

2 stops37h 50m

Ontario

Sat 5/3

11:46 am-9:55 pm

2 stops43h 09m

$2,317

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Fri 4/18

11:00 pm-4:07 pm

2 stops32h 07m

Ontario

Sat 5/3

4:35 pm-3:30 pm

2 stops31h 55m

$3,617

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Wed 4/2

7:15 am-10:03 am

2 stops41h 48m

$465

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Showing 1-10 of 20 results
1
2

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 $326). 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.

What is the cheapest time of day to fly from HK to ONT?

Find hourly flight availability from Hong Kong to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Hong Kong to Ontario at noon. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight in the morning.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

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 March 28, 2025.
Read reviews from past customers who have flown STARLUX Airlines, Korean Air and Japan Airlines from Hong Kong to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
146 reviews

Comfort

9.0

Crew

9.3

Food

8.9

Entertainment

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
STARLUX Airlines
9.1
Wonderful
146 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Comfort

9.0

Crew

9.3

Food

8.9

Entertainment

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Korean Air
8.4
Very good
1,050 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Comfort

9.0

Crew

9.3

Food

8.9

Entertainment

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Japan Airlines
8.3
Very good
1,440 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Comfort

9.0

Crew

9.3

Food

8.9

Entertainment

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
China Airlines
8.2
Very good
722 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Comfort

9.0

Crew

9.3

Food

8.9

Entertainment

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Delta
8.0
Very good
7,897 reviews
STARLUX Airlines
9.1
Wonderful
146 reviews

Comfort

9.0

Crew

9.3

Food

8.9

Entertainment

9.0

Boarding

9.0

Overall

9.1

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

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 3.1 mi from the center of Ontario.

  • 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 $790. Other airlines that can offer you cheap pricing are STARLUX Airlines, from $797, and United Airlines, from $833. You may be able to fly from Hong Kong to Ontario for 29% 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 STARLUX Airlines ($483), China Airlines ($520), and United Airlines ($723).

  • 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 $326). 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

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Alternative routes for Hong Kong to Ontario

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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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$855Average$1,101FlexibilityNo cancel feeOn-time70%
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