What is the cheapest airline that flies from Ontario to Hong Kong Intl?

China Airlines and Qatar Airways are the most popular carriers operating from Ontario to Hong Kong Intl

What airlines fly to Hong Kong?

Cathay Pacific, United Airlines and China Airlines are the top three most popular airlines that fly to Hong Kong from Ontario according to our data. Cathay Pacific is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Hong Kong. Keep in mind that there are 16 different airlines that fly to Hong Kong on a routine basis, so you have a few additional options to choose from.

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

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

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

As of July 2026, there are 2 operators available to choose from for flights from Ontario Airport to Hong Kong Intl Airport.

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

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 Intl Airport.

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

The necessary travel and health documents for your Hong Kong Intl Airport 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.

$465 Cheap Flights from Ontario to Hong Kong in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Hong Kong

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:30 pm - 2:15 pm

ONT

HKG

23h 45m

1 stop

4:30 pm - 3:55 pm

HKG

ONT

15h 25m

1 stop

$918Multiple Airlines

Mon, Oct 12 - Mon, Nov 23

11:30 pm - 1:00 pm

ONT

HKG

22h 30m

1 stop

8:00 am - 5:05 pm

HKG

ONT

24h 05m

1 stop

$934Multiple Airlines

Mon, Oct 5 - Mon, Oct 19

10:45 pm - 10:15 am

ONT

HKG

20h 30m

1 stop

4:30 pm - 3:55 pm

HKG

ONT

15h 25m

1 stop

$959Multiple Airlines

Wed, Oct 28 - Sat, Nov 7

11:30 pm - 10:30 am

ONT

HKG

20h 00m

1 stop

4:30 pm - 3:55 pm

HKG

ONT

15h 25m

1 stop

$960Multiple Airlines

Fri, Oct 23 - Sat, Nov 7

6:02 am - 10:05 pm

ONT

HKG

25h 03m

2 stops

10:30 am - 6:28 pm

HKG

ONT

23h 58m

2 stops

$989Multiple Airlines

Wed, Sep 9 - Wed, Nov 11

9:45 pm - 6:30 pm

ONT

HKG

28h 45m

1 stop

10:25 am - 3:55 pm

HKG

ONT

21h 30m

1 stop

$993Multiple Airlines

Fri, Nov 20 - Mon, Dec 28

3:07 pm - 10:05 pm

ONT

HKG

39h 58m

2 stops

10:30 am - 10:54 pm

HKG

ONT

28h 24m

2 stops

$999Multiple Airlines

Tue, Sep 1 - Tue, Nov 3

11:30 pm - 10:00 am

ONT

HKG

19h 30m

1 stop

11:15 am - 3:55 pm

HKG

ONT

20h 40m

1 stop

$1,002Multiple Airlines

Fri, Oct 16 - Mon, Nov 2

11:30 pm - 10:00 am

ONT

HKG

19h 30m

1 stop

11:15 am - 3:55 pm

HKG

ONT

20h 40m

1 stop

$1,004Multiple Airlines

Fri, Oct 16 - Mon, Nov 2

11:30 pm - 10:00 am

ONT

HKG

19h 30m

1 stop

11:20 am - 5:05 pm

HKG

ONT

20h 45m

1 stop

$1,005Multiple Airlines

Sat, Oct 10 - Sat, Oct 17

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STARLUX Airlines flights from Ontario to Hong Kong

Our best STARLUX Airlines deals on Ontario to Hong Kong flight tickets

STARLUX Airlines

Nov 20

ONT9:45 pmOntario

28h 45m

1 stop

HKG6:30 pmHong Kong Intl

Dec 28

HKG11:15 amHong Kong Intl

20h 40m

1 stop

ONT3:55 pmOntario

$1,020

STARLUX Airlines

Sep 9

ONT11:30 pmOntario

19h 25m

1 stop

HKG9:55 amHong Kong Intl

Sep 16

HKG11:20 amHong Kong Intl

20h 45m

1 stop

ONT5:05 pmOntario

$1,033

STARLUX Airlines

Aug 29

ONT11:55 pmOntario

28h 00m

1 stop

HKG6:55 pmHong Kong Intl

Sep 25

HKG11:20 amHong Kong Intl

20h 45m

1 stop

ONT5:05 pmOntario

$1,046

China Airlines flights from Ontario to Hong Kong

Our best China Airlines deals on Ontario to Hong Kong flight tickets

China Airlines

Aug 26

ONT12:45 amOntario

21h 20m

1 stop

HKG1:05 pmHong Kong Intl

Sep 9

HKG11:05 amHong Kong Intl

22h 35m

1 stop

ONT6:40 pmOntario

$1,068

China Airlines

Aug 19

ONT12:45 amOntario

21h 20m

1 stop

HKG1:05 pmHong Kong Intl

Aug 22

HKG10:15 amHong Kong Intl

23h 25m

1 stop

ONT6:40 pmOntario

$1,072

China Airlines

Aug 24

ONT12:45 amOntario

18h 20m

1 stop

HKG10:05 amHong Kong Intl

Sep 3

HKG5:35 pmHong Kong Intl

16h 05m

1 stop

ONT6:40 pmOntario

$1,073

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Mon 10/12

11:30 pm-2:15 pm

1 stop23h 45m

Hong Kong Intl

Mon 11/23

4:30 pm-3:55 pm

1 stop15h 25m

$918

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Mon 10/5

11:30 pm-1:00 pm

1 stop22h 30m

Hong Kong Intl

Mon 10/19

8:00 am-5:05 pm

1 stop24h 05m

$934

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Wed 10/28

10:45 pm-10:15 am

1 stop20h 30m

Hong Kong Intl

Sat 11/7

4:30 pm-3:55 pm

1 stop15h 25m

$959

Quickest round-trip

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Fri 10/23

11:30 pm-10:30 am

1 stop20h 00m

Hong Kong Intl

Sat 11/7

4:30 pm-3:55 pm

1 stop15h 25m

$960

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Wed 9/9

6:02 am-10:05 pm

2 stops25h 03m

Hong Kong Intl

Wed 11/11

10:30 am-6:28 pm

2 stops23h 58m

$989

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Fri 11/20

9:45 pm-6:30 pm

1 stop28h 45m

Hong Kong Intl

Mon 12/28

10:25 am-3:55 pm

1 stop21h 30m

$993

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Tue 9/1

3:07 pm-10:05 pm

2 stops39h 58m

Hong Kong Intl

Tue 11/3

10:30 am-10:54 pm

2 stops28h 24m

$999

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Fri 10/16

11:30 pm-10:00 am

1 stop19h 30m

Hong Kong Intl

Mon 11/2

11:15 am-3:55 pm

1 stop20h 40m

$1,002

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Fri 10/16

11:30 pm-10:00 am

1 stop19h 30m

Hong Kong Intl

Mon 11/2

11:15 am-3:55 pm

1 stop20h 40m

$1,004

OntarioHong Kong

ONT - HKG

ONTHKG

Ontario

Sat 10/10

11:30 pm-10:00 am

1 stop19h 30m

Hong Kong Intl

Sat 10/17

11:20 am-5:05 pm

1 stop20h 45m

$1,005

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Hong Kong?

The month of February is, on average, the cheapest month to fly to Hong Kong from Ontario, with most prices found around $845. The month of April is another great option to travel to Hong Kong, with average flight prices from Ontario averaging around $875.

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 Wednesday. Travelers who choose to depart for Hong Kong on a Wednesday will often find tickets for as low as $921. The most expensive day to fly to Hong Kong is Friday, with ticket prices averaging around $1,090.

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

The cheapest time of day to fly to Hong Kong is in the morning when flights can be purchased for as low as $949. At noon is when there is more demand to fly to Hong Kong, so prices are often more expensive at around $1,161 per ticket.

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 $1,047 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 $866 on momondo.

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

You could potentially save up to 33% on your flight if you consider stops on a Ontario to Hong Kong flight.

How have Ontario to Hong Kong flight prices changed over time?

When to book flights from Ontario to Hong Kong

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Hong Kong according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Hong Kong (ONT to HKG) 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 25m
Direct flights	None

The fastest flight from Ontario to Hong Kong takes 18h 25m

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

How far is Ontario to Hong Kong Intl by plane?
The distance between Ontario and Hong Kong Intl is about 7258.2 mi. Flights usually cover this in 18h 25m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Ontario Airport to Hong Kong Intl Airport?
Prices for flights from Ontario Airport to Hong Kong Intl Airport were last updated today.
How many operators does momondo search for flights from Ontario Airport to Hong Kong Intl Airport?
As of July 2026, there are 2 operators available to choose from for flights from Ontario Airport to Hong Kong Intl Airport.
How old do you have to be to fly from Ontario Airport to Hong Kong Intl Airport?
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 Intl Airport.
What documentation or ID do you need to fly to Hong Kong Intl Airport?
The necessary travel and health documents for your Hong Kong Intl Airport 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.
What is the most popular airline from Ontario to Hong Kong?
momondo data reveals that the most frequently booked airline on the route from Ontario to Hong Kong is China Airlines, representing 96% of all bookings. The subsequent popular airline is United Airlines at 4%.

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
United Airlines	PriceFrom $509	Free Cancellation	Rating 7.4 9,947 reviews		Search United Airlines flights
China Airlines	PriceFrom $821	Free Cancellation	Rating 8.3 833 reviews		Search China Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Hong Kong. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Ontario to Hong Kong flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Ontario and Hong Kong by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Hong Kong from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.