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Ontario

$484+ 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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — ONT
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
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 April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$747
(Jettzy)

One-way from

$484
(Booking.com)

Popular in

November

Cheapest in

March

Average price

$878
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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Highest demand for flights based on searches. 4% potential increase in price ($46 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 17, 2025.

This Jettzy deal was found by Cheapflights users on 4/16. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/178:10 pmHKG - ONT
1 stop36h 50mChina Airlines
Tue 10/712:10 amONT - HKG
1 stop18h 05mChina Airlines
Deal found 4/16$747
This Gotogate deal was found by Cheapflights users on 4/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1411:20 amHKG - ONT
1 stop20h 45mSTARLUX Airlines
Mon 6/3011:10 pmONT - HKG
1 stop19h 45mSTARLUX Airlines
Deal found 4/16$768
This United Airlines deal was found by Cheapflights users on 4/16. 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.
Mon 4/2111:15 amHKG - ONT
1 stop18h 35mUnited Airlines
Sun 5/46:00 amONT - HKG
1 stop21h 55mUnited Airlines
Deal found 4/16$832
This EVA Air deal was found by Cheapflights users on 4/16. 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.
Wed 4/307:40 pmHKG - ONT
2 stops30h 11mMultiple Airlines
Wed 5/74:29 pmONT - HKG
2 stops25h 21mMultiple Airlines
Deal found 4/16$995
This oojo deal was found by Cheapflights users on 4/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/151:25 amHKG - ONT
2 stops35h 31mQatar Airways
Thu 10/1610:55 amONT - HKG
2 stops43h 50mQatar Airways
Deal found 4/16$1,406
This Delta deal was found by Cheapflights users on 4/16. 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.
Mon 6/2312:45 amHKG - ONT
2 stops38h 01mDelta
Wed 7/237:00 amONT - HKG
2 stops42h 20mDelta
Deal found 4/16$1,439
This Ovago deal was found by Cheapflights users on 4/17. 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 stops25h 00mJapan Airlines
Deal found 4/17$1,687
This American Airlines deal was found by Cheapflights users on 4/17. 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 stops41h 25mAmerican Airlines
Thu 6/1212:59 amONT - HKG
2 stops31h 01mAmerican Airlines
Deal found 4/17$2,080
This British Airways deal was found by Cheapflights users on 4/16. 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.
Sat 8/3011:00 pmHKG - ONT
2 stops33h 32mBritish Airways
Sun 9/75:09 pmONT - HKG
2 stops31h 21mBritish Airways
Deal found 4/16$2,393

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 April 17, 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

Wed 9/17

8:10 pm-6:00 pm

1 stop36h 50m

Ontario

Tue 10/7

12:10 am-9:15 am

1 stop18h 05m

$747

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Sat 6/14

11:20 am-5:05 pm

1 stop20h 45m

Ontario

Mon 6/30

11:10 pm-9:55 am

1 stop19h 45m

$768

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Tue 9/16

10:30 pm-10:53 pm

1 stop15h 23m

Ontario

Thu 10/16

6:38 pm-6:55 pm

2 stops33h 17m

$835

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Wed 4/30

7:40 pm-10:51 am

2 stops30h 11m

Ontario

Wed 5/7

4:29 pm-8:50 am

2 stops25h 21m

$995

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Mon 9/15

1:25 am-9:56 pm

2 stops35h 31m

Ontario

Thu 10/16

10:55 am-9:45 pm

2 stops43h 50m

$1,406

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Mon 6/23

12:45 am-11:46 pm

2 stops38h 01m

Ontario

Wed 7/23

7:00 am-4:20 pm

2 stops42h 20m

$1,439

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-10:00 pm

2 stops25h 00m

$1,687

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Sat 5/31

9:25 am-11:50 am

2 stops41h 25m

Ontario

Thu 6/12

12:59 am-11:00 pm

2 stops31h 01m

$2,080

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Sat 8/30

11:00 pm-5:32 pm

2 stops33h 32m

Ontario

Sun 9/7

5:09 pm-3:30 pm

2 stops31h 21m

$2,393

Hong KongOntario

HKG - ONT

HKGONT

Hong Kong Intl

Mon 6/30

7:40 pm-12:13 am

2 stops19h 33m

Ontario

Tue 9/16

7:17 pm-8:50 am

2 stops22h 33m

$5,886

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 19 results
1
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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 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.

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 April 17, 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 April 17, 2025.
Read reviews from past customers who have flown STARLUX Airlines, EVA 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
154 reviews

Comfort

9.0

Overall

9.1

Food

8.9

Crew

9.3

Boarding

9.0

Entertainment

9.0

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
154 reviews
STARLUX Airlines
9.1
Wonderful
154 reviews

Comfort

9.0

Overall

9.1

Food

8.9

Crew

9.3

Boarding

9.0

Entertainment

9.0

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.
EVA Air
8.4
Very good
1,177 reviews
STARLUX Airlines
9.1
Wonderful
154 reviews

Comfort

9.0

Overall

9.1

Food

8.9

Crew

9.3

Boarding

9.0

Entertainment

9.0

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
154 reviews

Comfort

9.0

Overall

9.1

Food

8.9

Crew

9.3

Boarding

9.0

Entertainment

9.0

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
729 reviews
STARLUX Airlines
9.1
Wonderful
154 reviews

Comfort

9.0

Overall

9.1

Food

8.9

Crew

9.3

Boarding

9.0

Entertainment

9.0

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
7,917 reviews
STARLUX Airlines
9.1
Wonderful
154 reviews

Comfort

9.0

Overall

9.1

Food

8.9

Crew

9.3

Boarding

9.0

Entertainment

9.0

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 $747. Other airlines that can offer you cheap pricing are STARLUX Airlines, from $768, and United Airlines, from $835. You may be able to fly from Hong Kong to Ontario for 30% 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 ($484), China Airlines ($538), and EVA Air ($584).

  • 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

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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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$828Average$1,101FlexibilityNo cancel feeOn-time70%

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