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$533+ Cheap flights from Ontario (ONT) to Hong Kong

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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HKG
Feb 4 — Feb 111
Tue 2/4
Tue 2/11
1 adult, Economy
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The best prices from Ontario to Hong Kong are usually found in February or October, booked 42 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from Ontario to Hong Kong

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Hong Kong (HK0). 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 January 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$936
(oojo)

One-way from

$533
(Delta)

Popular in

June

Cheapest in

February

Average price

$1,014
Provider with most accurate pricing for Los Angeles-Hong Kong Intl flight deals.
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From Ontario to Hong Kong
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One-way flight from Ontario to Hong Kong
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Highest demand for flights based on searches. 16% potential increase in price ($219 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in January 2025
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Find flight deals from Ontario to Hong Kong

Cheapest flights from Ontario to Hong Kong
Explore the most affordable flight options available from Ontario to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 30, 2025.

This oojo deal was found by Cheapflights users on 1/30. 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.
Wed 2/2610:45 pmONT - HKG
1 stop28h 15mChina Airlines
Tue 3/252:05 pmHKG - ONT
1 stop18h 45mChina Airlines
Deal found 1/30$950
This Delta deal was found by Cheapflights users on 1/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/56:00 amONT - HKG
2 stops25h 10mDelta
Wed 3/266:10 pmHKG - ONT
2 stops43h 12mDelta
Deal found 1/29$983
This United Airlines deal was found by Cheapflights users on 1/30. 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.
Tue 4/17:05 amONT - HKG
1 stop20h 50mUnited Airlines
Tue 4/811:15 amHKG - ONT
1 stop18h 35mUnited Airlines
Deal found 1/30$1,078
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/68:26 amONT - HKG
2 stops46h 34mMultiple Airlines
Fri 3/212:05 pmHKG - ONT
1 stop18h 45mMultiple Airlines
Deal found 1/29$1,081
This KAYAK deal was found by Cheapflights users on 1/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/105:40 amONT - HKG
2 stops43h 40mKorean Air
Sun 4/1312:20 pmHKG - ONT
2 stops49h 20mKorean Air
Deal found 1/30$1,119
This oojo deal was found by Cheapflights users on 1/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/296:00 amONT - HKG
2 stops25h 00mJapan Airlines
Tue 5/2010:40 amHKG - ONT
2 stops20h 09mJapan Airlines
Deal found 1/29$1,180
This oojo deal was found by Cheapflights users on 1/30. 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.
Tue 3/256:00 amONT - HKG
2 stops42h 00mQatar Airways
Sun 3/301:25 amHKG - ONT
2 stops37h 34mQatar Airways
Deal found 1/30$1,410

Find flights from Ontario to Hong Kong within your budget

Customize your flight search to find flights from Ontario to Hong Kong 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 January 30, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Wed 2/26

10:45 pm-7:00 pm

1 stop28h 15m

Hong Kong Intl

Tue 3/25

2:05 pm-5:50 pm

1 stop18h 45m

$950

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Wed 3/5

6:00 am-11:10 pm

2 stops25h 10m

Hong Kong Intl

Wed 3/26

6:10 pm-10:22 pm

2 stops43h 12m

$983

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Tue 4/1

3:55 pm-5:00 am

1 stop22h 05m

Hong Kong Intl

Thu 4/10

11:15 am-2:50 pm

1 stop18h 35m

$1,078

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Thu 3/6

8:26 am-11:00 pm

2 stops46h 34m

Hong Kong Intl

Fri 3/21

2:05 pm-5:50 pm

1 stop18h 45m

$1,081

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Thu 4/10

5:40 am-4:20 pm

2 stops43h 40m

Hong Kong Intl

Sun 4/13

12:20 pm-10:40 pm

2 stops49h 20m

$1,119

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Tue 4/29

6:00 am-10:00 pm

2 stops25h 00m

Hong Kong Intl

Tue 5/20

10:40 am-3:49 pm

2 stops20h 09m

$1,180

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Tue 3/25

6:00 am-3:00 pm

2 stops42h 00m

Hong Kong Intl

Sun 3/30

1:25 am-11:59 pm

2 stops37h 34m

$1,410

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Fri 2/21

8:26 am-11:30 pm

2 stops47h 04m

$544

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Tue 4/29

6:00 am-10:00 pm

2 stops25h 00m

$545

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Tue 2/25

10:45 pm-4:30 pm

1 stop25h 45m

$564

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

Showing 1-10 of 15 results
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Best time to book a flight from Ontario to Hong Kong

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

Travel insights for flights from Ontario to Hong Kong

Get recent, data-driven insights about flights from Ontario to Hong Kong including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Ontario to Hong Kong?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Hong Kong. Price data was last updated on January 24, 2025.

The price you pay for your flight from Ontario to Hong Kong may vary depending on when you book. For the best chance of a lower fare, look to book 42 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, October is the cheapest month in which you can book a flight from Ontario to Hong Kong (average of $998). Flying from Ontario to Hong Kong in June is currently the most expensive (average of $1,665). 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 ONT to HK?

Find hourly flight availability from Ontario to Hong Kong. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 30, 2025.

It’s optimal to fly from Ontario to Hong Kong in the afternoon. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight in the morning.

Rainfall in Hong Kong by month

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

In terms of precipitation, rainfall in Hong Kong ranges from 0.8 - 15.4 inches per month. June is typically the wettest month, when rainfall can reach 15.4 in. January is typically the driest time to visit Hong Kong when rainfall is around 0.8 in.

Temperature in Hong Kong by month

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

If weather is an important factor for your trip to Hong Kong, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

Reviews of airlines servicing Hong Kong

Get insights into the airlines that provide service to Hong Kong. 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 Hong Kong. Reviews last updated January 30, 2025.
Korean Air
8.5
Very good
1,034 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.5

Crew

8.7

Food

8.1

Boarding

8.5

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.5
Very good
1,034 reviews
Korean Air
8.5
Very good
1,034 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.5

Crew

8.7

Food

8.1

Boarding

8.5

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Japan Airlines
8.3
Very good
1,445 reviews
Korean Air
8.5
Very good
1,034 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.5

Crew

8.7

Food

8.1

Boarding

8.5

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

China Airlines
8.2
Very good
727 reviews
Korean Air
8.5
Very good
1,034 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.5

Crew

8.7

Food

8.1

Boarding

8.5

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Delta
8.0
Very good
8,450 reviews
Korean Air
8.5
Very good
1,034 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.5

Crew

8.7

Food

8.1

Boarding

8.5

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Qatar Airways
7.5
Good
3,715 reviews
Korean Air
8.5
Very good
1,034 reviews

Entertainment

8.2

Comfort

8.3

Overall

8.5

Crew

8.7

Food

8.1

Boarding

8.5

Reviews

1 / 20

10.0
Excellent

David,Dec 2024

JFK - MCO

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Hong Kong. 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 from for flights from Ontario to Hong Kong?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Hong Kong.

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

    According to our current data, China Airlines ($936), Delta ($983), and United Airlines ($1,078) offers the cheapest pricing from Ontario to Hong Kong. Users have found that China Airlines is 16% cheaper than the other options available to this destination.

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

    One-way options have recently been found by users for as low as $533 on Delta. Other airlines that offer cheap prices include Japan Airlines from $545 and China Airlines from $559 one-way.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Ontario to Hong Kong (average of $998). Flying from Ontario to Hong Kong in June is currently the most expensive (average of $1,665). 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 2 airlines flying from Ontario to Hong Kong

Discover the top 2 airlines that operate flights from Ontario to Hong Kong. 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 January 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$897Average$1,003FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$971Average$1,254FlexibilityNo cancel feeOn-time69%
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