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$494+ 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HKG
יולי 6 — יולי 131
ב' 7/6
ב' 7/13
1 adult, Economy
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Cheap 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 יוני 6, 2026.

This oojo deal was found by Cheapflights users on 6/5. 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.
ד' 8/2611:55 pm
ONT
-
HKG
1 stop30h 15m
Multiple Airlines
ש' 8/2912:55 pm
HKG
-
ONT
1 stop19h 45m
Multiple Airlines
Deal found 6/5$1,059
This Booking.com deal was found by Cheapflights users on 6/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ג' 9/226:02 am
ONT
-
HKG
2 stops25h 33m
Multiple Airlines
ו' 10/168:00 am
HKG
-
ONT
1 stop24h 05m
Multiple Airlines
Deal found 6/6$1,073
This oojo deal was found by Cheapflights users on 6/6. 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.
ב' 8/311:55 pm
ONT
-
HKG
1 stop30h 15m
Multiple Airlines
ב' 8/1712:55 pm
HKG
-
ONT
1 stop19h 45m
Multiple Airlines
Deal found 6/6$1,087
This Travelocity deal was found by Cheapflights users on 6/3. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ש' 11/147:10 pm
ONT
-
HKG
2 stops38h 50m
Multiple Airlines
א' 11/2910:55 pm
HKG
-
ONT
1 stop33h 35m
Multiple Airlines
Deal found 6/3$1,088
This oojo deal was found by Cheapflights users on 6/4. 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.
ו' 9/411:30 pm
ONT
-
HKG
1 stop30h 40m
Multiple Airlines
א' 9/206:50 pm
HKG
-
ONT
1 stop37h 15m
Multiple Airlines
Deal found 6/4$1,089
This Gotogate deal was found by Cheapflights users on 6/2. 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.
ב' 11/239:45 pm
ONT
-
HKG
1 stop33h 40m
Multiple Airlines
ה' 12/310:55 pm
HKG
-
ONT
1 stop33h 35m
Multiple Airlines
Deal found 6/2$1,093
This FlightHub deal was found by Cheapflights users on 6/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ה' 8/65:26 pm
ONT
-
HKG
2 stops54h 44m
Multiple Airlines
ד' 9/91:25 am
HKG
-
ONT
2 stops32h 38m
Multiple Airlines
Deal found 6/4$1,095
This FlightHub deal was found by Cheapflights users on 6/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ב' 10/511:30 pm
ONT
-
HKG
1 stop23h 45m
Multiple Airlines
ב' 10/198:00 am
HKG
-
ONT
1 stop24h 05m
Multiple Airlines
Deal found 6/6$1,097
This SmartFares deal was found by Cheapflights users on 6/5. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ג' 10/612:10 am
ONT
-
HKG
1 stop18h 55m
China Airlines
א' 11/1511:10 am
HKG
-
ONT
1 stop21h 40m
China Airlines
Deal found 6/5$1,098
This SmartFares deal was found by Cheapflights users on 6/1. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ד' 8/512:45 am
ONT
-
HKG
1 stop17h 30m
China Airlines
א' 8/162:05 pm
HKG
-
ONT
1 stop19h 35m
China Airlines
Deal found 6/1$1,099
This Mytrip deal was found by Cheapflights users on 6/4. 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.
ב' 8/3112:45 am
ONT
-
HKG
1 stop23h 50m
Multiple Airlines
ג' 9/152:55 pm
HKG
-
ONT
1 stop18h 45m
Multiple Airlines
Deal found 6/4$1,102

Find flight deals from Ontario to Hong Kong

Keep the following information in mind while searching for Ontario to Hong Kong flight deals. Data was last updated יוני 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,059
(oojo)

One-way from

$494
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,298
Provider with most accurate pricing for Los Angeles-Hong Kong Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Hong Kong Intl flights.
Search Deals
From Ontario to Hong Kong
Search Deals
One-way flight from Ontario to Hong Kong
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($216 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($84 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
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 יוני 6, 2026.
Use the filters below to find and compare flights from Ontario to Hong Kong that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

ב' 11/23

9:45 pm-1:55 pm

1 stop24h 10m

Hong Kong Intl

ב' 12/28

8:30 am-3:55 pm

1 stop23h 25m

$1,097

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

ה' 8/27

6:20 am-10:45 pm

2 stops25h 25m

Hong Kong Intl

ב' 8/31

12:20 pm-10:23 pm

2 stops25h 03m

$1,181

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

ב' 8/24

6:20 am-10:45 pm

2 stops25h 25m

Hong Kong Intl

ה' 8/27

12:20 pm-10:45 pm

2 stops25h 25m

$1,181

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

א' 10/11

6:54 pm-8:50 am

2 stops22h 56m

Hong Kong Intl

א' 11/22

7:40 pm-11:09 am

2 stops31h 29m

$1,283

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

ב' 11/30

6:00 am-11:10 pm

2 stops25h 10m

Hong Kong Intl

ה' 12/10

6:10 pm-4:12 pm

2 stops38h 02m

$1,388
Quickest round-trip

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

ש' 10/31

5:00 am-7:20 pm

2 stops23h 20m

Hong Kong Intl

ש' 11/14

10:30 pm-11:06 pm

1 stop16h 36m

$1,485

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

ו' 10/30

5:00 am-7:20 pm

2 stops23h 20m

Hong Kong Intl

א' 11/15

10:35 am-12:20 pm

1 stop17h 45m

$1,485

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

ב' 7/27

12:04 pm-3:10 pm

2 stops36h 06m

Hong Kong Intl

ה' 7/30

1:25 am-8:32 pm

2 stops34h 07m

$1,511

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

ב' 7/27

12:04 pm-3:10 pm

2 stops36h 06m

Hong Kong Intl

ו' 10/2

1:25 am-6:00 pm

2 stops31h 35m

$1,536

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

ג' 6/16

6:00 am-6:55 pm

1 stop21h 55m

Hong Kong Intl

ג' 6/30

11:45 am-3:29 pm

1 stop18h 44m

$1,586

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/2

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Hong Kong

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

Currently, June is the cheapest month in which you can book a flight from Ontario to Hong Kong (average of $489). Flying from Ontario to Hong Kong in December is currently the most expensive (average of $1,168). 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.

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

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 55 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 יוני 6, 2026.
Read through reviews of airlines operating flights from Ontario to Hong Kong, such as China Airlines and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.3
Very good
828 reviews

Comfort

8.0

Crew

8.5

Overall

8.3

Boarding

8.3

Food

7.8

Entertainment

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
828 reviews
China Airlines
8.3
Very good
828 reviews

Comfort

8.0

Crew

8.5

Overall

8.3

Boarding

8.3

Food

7.8

Entertainment

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.
United Airlines
7.4
Good
9,777 reviews
China Airlines
8.3
Very good
828 reviews

Comfort

8.0

Crew

8.5

Overall

8.3

Boarding

8.3

Food

7.8

Entertainment

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 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.

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

    Departing from Ontario to Hong Kong will take you 25h 25m. The distance from Ontario to Hong Kong is about 7273 mi.

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

    According to our current data, China Airlines ($825), and United Airlines ($908) offers the cheapest pricing from Ontario to Hong Kong. Users have found that China Airlines is 21% cheaper than the other options available to this destination.

  • 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, June is the cheapest month in which you can book a flight from Ontario to Hong Kong (average of $489). Flying from Ontario to Hong Kong in December is currently the most expensive (average of $1,168). 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 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 יוני 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
China AirlinesCheapest$825Average$895FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$908Average$1,116FlexibilityNo cancel feeOn-time69%

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