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Cheap flights from Ontario to Hong Kong from $418

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 9/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ontario to Hong Kong

Cheap round-trip flights

Korean Air Logo
7:35 am - 10:40 amONT-HKG
36h 05m2 stops
Korean Air Logo
12:55 am - 5:07 pmHKG-ONT
32h 12m2 stops
$716Korean Air
Find Deal
mar., oct. 21 - mar., dic. 9
Korean Air Logo
7:35 am - 10:30 pmONT-HKG
23h 55m2 stops
Korean Air Logo
12:55 am - 5:07 pmHKG-ONT
32h 12m2 stops
$721Korean Air
Find Deal
mar., oct. 21 - mar., dic. 9
Korean Air Logo
6:45 am - 4:50 pmONT-HKG
42h 05m2 stops
Korean Air Logo
12:35 pm - 10:55 pmHKG-ONT
50h 20m2 stops
$723Korean Air
Find Deal
jue., nov. 27 - dom., nov. 30
Korean Air Logo
7:35 am - 10:30 pmONT-HKG
23h 55m2 stops
Korean Air Logo
12:55 am - 5:07 pmHKG-ONT
32h 12m2 stops
$726Korean Air
Find Deal
mar., oct. 21 - mar., dic. 9
Delta Logo
6:00 am - 11:20 amONT-HKG
37h 20m2 stops
Delta Logo
6:10 pm - 10:47 pmHKG-ONT
44h 37m2 stops
$738Delta
Find Deal
lun., nov. 24 - mié., dic. 3
Delta Logo
11:48 am - 11:10 pmONT-HKG
43h 22m2 stops
Delta Logo
12:55 am - 10:55 pmHKG-ONT
38h 00m2 stops
$743Delta
Find Deal
lun., nov. 3 - mar., nov. 18
Multiple Airlines Logo
11:10 pm - 10:10 pmONT-HKG
32h 00m1 stop
Multiple Airlines Logo
1:40 pm - 4:30 pmHKG-ONT
18h 50m1 stop
$772Multiple Airlines
Find Deal
mié., oct. 22 - sáb., nov. 8
Multiple Airlines Logo
11:10 pm - 6:15 pmONT-HKG
28h 05m1 stop
Multiple Airlines Logo
10:55 pm - 4:30 pmHKG-ONT
33h 35m1 stop
$787Multiple Airlines
Find Deal
lun., oct. 20 - mar., nov. 4
China Airlines Logo
11:50 pm - 9:15 amONT-HKG
18h 25m1 stop
China Airlines Logo
5:30 pm - 6:00 pmHKG-ONT
15h 30m1 stop
$804China Airlines
Find Deal
jue., mar. 12 - mar., mar. 31
China Airlines Logo
10:50 pm - 10:10 amONT-HKG
19h 20m1 stop
China Airlines Logo
2:05 pm - 4:50 pmHKG-ONT
18h 45m1 stop
$817China Airlines
Find Deal
lun., feb. 16 - lun., feb. 23

STARLUX Airlines flights from Ontario to Hong Kong

Our best STARLUX Airlines deals on Ontario to Hong Kong flight tickets
STARLUX Airlines
Sep 24
ONT11:10 pmOntario
28h 45m
1 stop
HKG6:55 pmHong Kong Intl
Sep 27
HKG11:20 amHong Kong Intl
20h 45m
1 stop
ONT5:05 pmOntario
$953
Find similar
STARLUX Airlines
Sep 20
ONT11:10 pmOntario
19h 45m
1 stop
HKG9:55 amHong Kong Intl
Sep 27
HKG11:20 amHong Kong Intl
20h 45m
1 stop
ONT5:05 pmOntario
$955
Find similar
STARLUX Airlines
Sep 19
ONT11:10 pmOntario
28h 45m
1 stop
HKG6:55 pmHong Kong Intl
Sep 29
HKG11:20 amHong Kong Intl
20h 45m
1 stop
ONT5:05 pmOntario
$986
Find similar

Korean Air flights from Ontario to Hong Kong

Our best Korean Air deals on Ontario to Hong Kong flight tickets
Korean Air
Oct 21
ONT7:35 amOntario
36h 05m
2 stops
HKG10:40 amHong Kong Intl
Dec 9
HKG12:55 amHong Kong Intl
32h 12m
2 stops
ONT5:07 pmOntario
$716
Find similar
Korean Air
Oct 21
ONT7:35 amOntario
23h 55m
2 stops
HKG10:30 pmHong Kong Intl
Dec 9
HKG12:55 amHong Kong Intl
32h 12m
2 stops
ONT5:07 pmOntario
$721
Find similar
Korean Air
Nov 27
ONT6:45 amOntario
42h 05m
2 stops
HKG4:50 pmHong Kong Intl
Nov 30
HKG12:35 pmHong Kong Intl
50h 20m
2 stops
ONT10:55 pmOntario
$723
Find similar

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 septiembre 19, 2025.
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

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

mar. 10/21

7:35 am-10:40 am

2 stops36h 05m

Hong Kong Intl

mar. 12/9

12:55 am-5:07 pm

2 stops32h 12m

$716

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

mar. 10/21

7:35 am-10:30 pm

2 stops23h 55m

Hong Kong Intl

mar. 12/9

12:55 am-5:07 pm

2 stops32h 12m

$721

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

jue. 11/27

6:45 am-4:50 pm

2 stops42h 05m

Hong Kong Intl

dom. 11/30

12:35 pm-10:55 pm

2 stops50h 20m

$723

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

mar. 10/21

7:35 am-10:30 pm

2 stops23h 55m

Hong Kong Intl

mar. 12/9

12:55 am-5:07 pm

2 stops32h 12m

$726

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

lun. 11/24

6:00 am-11:20 am

2 stops37h 20m

Hong Kong Intl

mié. 12/3

6:10 pm-10:47 pm

2 stops44h 37m

$738

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

lun. 11/3

11:48 am-11:10 pm

2 stops43h 22m

Hong Kong Intl

mar. 11/18

12:55 am-10:55 pm

2 stops38h 00m

$743

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

mié. 10/22

11:10 pm-10:10 pm

1 stop32h 00m

Hong Kong Intl

sáb. 11/8

1:40 pm-4:30 pm

1 stop18h 50m

$772

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

lun. 10/20

11:10 pm-6:15 pm

1 stop28h 05m

Hong Kong Intl

mar. 11/4

10:55 pm-4:30 pm

1 stop33h 35m

$787

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

jue. 3/12

11:50 pm-9:15 am

1 stop18h 25m

Hong Kong Intl

mar. 3/31

5:30 pm-6:00 pm

1 stop15h 30m

$804

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

lun. 2/16

10:50 pm-10:10 am

1 stop19h 20m

Hong Kong Intl

lun. 2/23

2:05 pm-4:50 pm

1 stop18h 45m

$817

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 August is, on average, the cheapest month to fly to Hong Kong from Ontario, with most prices found around $858. The month of October is another great option to travel to Hong Kong, with average flight prices from Ontario averaging around $913.

What is the cheapest day to depart on your flight to Hong Kong?

The cheapest day to depart from Ontario to Hong Kong is on a Monday. Travelers who choose to depart for Hong Kong on a Monday will often find tickets for as low as $974. The most expensive day to fly to Hong Kong is Saturday, with ticket prices averaging around $1,058.

How far in advance should I book a flight 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 $1,067 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 $880 on momondo.

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

Direct flights

None
There are no direct flights from Ontario to Hong Kong. There are no popular flight routes from Ontario to Hong Kong.
Search flight deals

  • 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 $846Free CancellationRating
8.3
768 reviews
Search China Airlines flights
United AirlinesPriceFrom $908Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
Cathay PacificPriceFrom $928Free CancellationRating
7.6
998 reviews
Search Cathay Pacific 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

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