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Cheap flights from Ontario to Hong Kong from $542

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Hong Kong departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Hong Kong

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:07 pm - 10:20 pm
ONT
-
HKG
40h 13m
2 stops
Multiple Airlines Logo
9:10 am - 11:24 pm
HKG
-
ONT
29h 14m
2 stops
$999Multiple Airlines
Tue, Aug 25 - Mon, Sep 14
Multiple Airlines Logo
6:02 am - 1:55 am
ONT
-
HKG
28h 53m
2 stops
Multiple Airlines Logo
3:20 pm - 11:16 am
HKG
-
ONT
58h 56m
2 stops
$1,007Multiple Airlines
Sun, Aug 30 - Sat, Sep 12
Multiple Airlines Logo
3:07 pm - 10:20 pm
ONT
-
HKG
40h 13m
2 stops
Multiple Airlines Logo
1:35 pm - 5:05 pm
HKG
-
ONT
18h 30m
1 stop
$1,088Multiple Airlines
Tue, Aug 25 - Mon, Sep 14
Multiple Airlines Logo
12:00 pm - 3:10 pm
ONT
-
HKG
36h 10m
2 stops
Multiple Airlines Logo
1:25 am - 7:03 pm
HKG
-
ONT
32h 38m
2 stops
$1,089Multiple Airlines
Tue, Sep 1 - Mon, Sep 14
Multiple Airlines Logo
6:02 am - 1:55 am
ONT
-
HKG
28h 53m
2 stops
Multiple Airlines Logo
11:05 am - 6:40 pm
HKG
-
ONT
22h 35m
1 stop
$1,091Multiple Airlines
Sun, Aug 30 - Sat, Sep 12
Multiple Airlines Logo
11:30 pm - 2:15 pm
ONT
-
HKG
23h 45m
1 stop
Multiple Airlines Logo
7:10 am - 5:05 pm
HKG
-
ONT
24h 55m
1 stop
$1,096Multiple Airlines
Mon, Oct 5 - Mon, Oct 19
China Airlines Logo
12:45 am - 4:35 pm
ONT
-
HKG
24h 50m
1 stop
China Airlines Logo
11:05 am - 6:40 pm
HKG
-
ONT
22h 35m
1 stop
$1,097China Airlines
Thu, Aug 6 - Sun, Aug 16
China Airlines Logo
12:45 am - 1:05 pm
ONT
-
HKG
21h 20m
1 stop
China Airlines Logo
5:35 pm - 6:40 pm
HKG
-
ONT
16h 05m
1 stop
$1,103China Airlines
Thu, Aug 13 - Sun, Sep 13
China Airlines Logo
11:50 pm - 9:15 am
ONT
-
HKG
18h 25m
1 stop
China Airlines Logo
9:10 pm - 4:50 pm
HKG
-
ONT
35h 40m
1 stop
$1,119China Airlines
Fri, Oct 30 - Mon, Nov 16
Multiple Airlines Logo
6:00 am - 2:50 pm
ONT
-
HKG
40h 50m
2 stops
Multiple Airlines Logo
6:05 pm - 6:32 pm
HKG
-
ONT
40h 27m
2 stops
$1,123Multiple Airlines
Thu, Nov 5 - Thu, Nov 26

Qatar Airways flights from Ontario to Hong Kong

Our best Qatar Airways deals on Ontario to Hong Kong flight tickets
Qatar Airways
Nov 3
ONT12:00 pmOntario
34h 50m
2 stops
HKG2:50 pmHong Kong Intl
Nov 26
HKG6:05 pmHong Kong Intl
40h 27m
2 stops
ONT6:32 pmOntario
$1,173
Qatar Airways
Nov 8
ONT12:00 pmOntario
41h 40m
2 stops
HKG9:40 pmHong Kong Intl
Nov 23
HKG12:25 amHong Kong Intl
38h 14m
2 stops
ONT10:39 pmOntario
$1,175
Qatar Airways
Nov 5
ONT4:09 pmOntario
54h 41m
2 stops
HKG2:50 pmHong Kong Intl
Nov 25
HKG6:05 pmHong Kong Intl
44h 34m
2 stops
ONT10:39 pmOntario
$1,179

China Airlines flights from Ontario to Hong Kong

Our best China Airlines deals on Ontario to Hong Kong flight tickets
China Airlines
Aug 6
ONT12:45 amOntario
24h 50m
1 stop
HKG4:35 pmHong Kong Intl
Aug 16
HKG11:05 amHong Kong Intl
22h 35m
1 stop
ONT6:40 pmOntario
$1,097
China Airlines
Aug 13
ONT12:45 amOntario
21h 20m
1 stop
HKG1:05 pmHong Kong Intl
Sep 13
HKG5:35 pmHong Kong Intl
16h 05m
1 stop
ONT6:40 pmOntario
$1,103
China Airlines
Oct 30
ONT11:50 pmOntario
18h 25m
1 stop
HKG9:15 amHong Kong Intl
Nov 16
HKG9:10 pmHong Kong Intl
35h 40m
1 stop
ONT4:50 pmOntario
$1,119

momondo 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, momondo users made 832,500 searches. Data last updated May 24, 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

Tue 8/25

3:07 pm-10:20 pm

2 stops40h 13m

Hong Kong Intl

Mon 9/14

9:10 am-11:24 pm

2 stops29h 14m

$999

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Sun 8/30

6:02 am-1:55 am

2 stops28h 53m

Hong Kong Intl

Sat 9/12

3:20 pm-11:16 am

2 stops58h 56m

$1,007

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Tue 8/25

3:07 pm-10:20 pm

2 stops40h 13m

Hong Kong Intl

Mon 9/14

1:35 pm-5:05 pm

1 stop18h 30m

$1,088

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Tue 9/1

12:00 pm-3:10 pm

2 stops36h 10m

Hong Kong Intl

Mon 9/14

1:25 am-7:03 pm

2 stops32h 38m

$1,089

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Sun 8/30

6:02 am-1:55 am

2 stops28h 53m

Hong Kong Intl

Sat 9/12

11:05 am-6:40 pm

1 stop22h 35m

$1,091

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Mon 10/5

11:30 pm-2:15 pm

1 stop23h 45m

Hong Kong Intl

Mon 10/19

7:10 am-5:05 pm

1 stop24h 55m

$1,096

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Thu 8/6

12:45 am-4:35 pm

1 stop24h 50m

Hong Kong Intl

Sun 8/16

11:05 am-6:40 pm

1 stop22h 35m

$1,097
Quickest round-trip

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Thu 8/13

12:45 am-1:05 pm

1 stop21h 20m

Hong Kong Intl

Sun 9/13

5:35 pm-6:40 pm

1 stop16h 05m

$1,103

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Fri 10/30

11:50 pm-9:15 am

1 stop18h 25m

Hong Kong Intl

Mon 11/16

9:10 pm-4:50 pm

1 stop35h 40m

$1,119

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Thu 11/5

6:00 am-2:50 pm

2 stops40h 50m

Hong Kong Intl

Thu 11/26

6:05 pm-6:32 pm

2 stops40h 27m

$1,123

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Hong Kong from

How to get the cheapest flight ticket from Ontario to Hong Kong

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Hong Kong?

The month of June is, on average, the cheapest month to fly to Hong Kong from Ontario, with most prices found around $489. The month of May is another great option to travel to Hong Kong, with average flight prices from Ontario averaging around $732.

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

You are more likely to see cheaper flights to Hong Kong from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Hong Kong for around $1,045 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hong Kong from Ontario for as low as $852 on momondo.

Can stopping save me money on Ontario to Hong Kong flights?

You could potentially save up to 40% on your flight if you consider stops on a Ontario to Hong Kong flight.

Cheap Ontario to Hong Kong flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Hong Kong

Fastest flight time

18h 16m

Direct flights

None
The fastest flight from Ontario to Hong Kong takes 18h 16m
There are no direct flights from Ontario to Hong Kong. There are no popular flight routes from Ontario to Hong Kong.
Search flight deals

Frequently asked questions about flying from Ontario to Hong Kong

  • When did momondo last update prices for flights from Ontario Airport to Hong Kong?

    Prices for flights from Ontario Airport to Hong Kong were last updated today.

  • How many operators does momondo search for flights from Ontario Airport to Hong Kong?

  • How old do you have to be to fly from Ontario Airport to Hong Kong?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Hong Kong.

  • What documentation or ID do you need to fly to Hong Kong?

    The necessary travel and health documents for your Hong Kong trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ontario to Hong Kong

Compare and see reviews for airlines that fly from Ontario to Hong Kong with momondo
Airline
Rating
Free Cancellation
Price
China AirlinesPriceFrom $825Free CancellationRating
8.3
826 reviews
Search China Airlines flights
United AirlinesPriceFrom $908Free CancellationRating
7.4
9,752 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Hong Kong?

It is quick and easy to find Ontario to Hong Kong flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Hong Kong that suits you.

Can I find flights from Ontario to Hong Kong with flexible booking policies on momondo?

momondo does allow users to show only those flights to Hong Kong from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to Hong Kong?

Once you have performed a search for Ontario to Hong Kong flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ontario to Hong Kong right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Hong Kong flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Hong Kong trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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