ONT - HKG

$438 Find Cheap Flights from Ontario to Hong Kong - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$884
Typical prices: $843-$1,064
Korean Air
Wed 1/24Sat 2/17
ONT - HKG • 2 stops
Cheapest one-way
$432
Typical prices: $519-$714
Multiple Airlines
Mon 9/24
ONT - HKG • 2 stops
Nonstop flights
Not available
There are currently no direct flights between Ontario and Hong Kong. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
9 weeks
in advance
Our data shows that travelers who book at least 9 weeks in advance save around 19% compared to booking last minute.
Insights
Insights
When to travel
April
Cheapest • 7% price drop
October
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Taipei City Taiwan Taoyuan Intl (TPE)
Cheapest • Avg $990 (round-trip)
San Francisco (SFO)
Shortest trip • 17h 57m (one-way)
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Insights
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We hope you love your trip to Hong Kong!
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Flight Deals

Cheap Flights from Ontario to Hong Kong (ONT-HKG)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ontario to Hong Kong

Sat, Jan 30 - Tue, Feb 9
Korean Air Logo
7:00 am - 4:50 pmONT  Ontario-HKG Hong Kong Intl
41h 50m2 stops Seattle/Tacoma Intl Incheon Intl
Korean Air Logo
12:55 am - 1:57 pmHKG  Hong Kong Intl-ONT Ontario
29h 02m2 stops Incheon Intl Seattle/Tacoma Intl
$884Korean Air
Fri, Jan 15 - Wed, Feb 17
Korean Air Logo
7:00 am - 4:50 pmONT  Ontario-HKG Hong Kong Intl
41h 50m2 stops Seattle/Tacoma Intl Incheon Intl
Korean Air Logo
6:10 pm - 1:57 pmHKG  Hong Kong Intl-ONT Ontario
35h 47m2 stops Incheon Intl Seattle/Tacoma Intl
$884Korean Air
Sun, Jan 24 - Wed, Feb 17
Korean Air Logo
7:00 am - 11:20 amONT  Ontario-HKG Hong Kong Intl
36h 20m2 stops Seattle/Tacoma Intl Incheon Intl
Korean Air Logo
12:35 pm - 10:43 pmHKG  Hong Kong Intl-ONT Ontario
50h 08m2 stops Incheon Intl Seattle/Tacoma Intl
$884Korean Air
Sat, Jan 30 - Wed, Feb 10
Korean Air Logo
7:00 am - 4:50 pmONT  Ontario-HKG Hong Kong Intl
41h 50m2 stops Seattle/Tacoma Intl Incheon Intl
Korean Air Logo
6:10 pm - 10:43 pmHKG  Hong Kong Intl-ONT Ontario
44h 33m2 stops Incheon Intl Seattle/Tacoma Intl
$884Korean Air
Sat, Jan 30 - Wed, Feb 10
Korean Air Logo
7:00 am - 4:50 pmONT  Ontario-HKG Hong Kong Intl
41h 50m2 stops Seattle/Tacoma Intl Incheon Intl
Korean Air Logo
12:35 pm - 1:57 pmHKG  Hong Kong Intl-ONT Ontario
41h 22m2 stops Incheon Intl Seattle/Tacoma Intl
$884Korean Air
Mon, Nov 9 - Wed, Nov 11
China Airlines Logo
10:50 pm - 9:15 amONT  Ontario-HKG Hong Kong Intl
18h 25m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
2:05 pm - 5:05 pmHKG  Hong Kong Intl-ONT Ontario
19h 00m1 stop Taipei City Taiwan Taoyuan Intl
$888China Airlines
Mon, Oct 12 - Thu, Oct 15
China Airlines Logo
12:10 am - 10:05 amONT  Ontario-HKG Hong Kong Intl
18h 55m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
5:35 pm - 6:00 pmHKG  Hong Kong Intl-ONT Ontario
15h 25m1 stop Taipei City Taiwan Taoyuan Intl
$891China Airlines
Mon, Nov 9 - Thu, Nov 12
China Airlines Logo
10:50 pm - 9:15 amONT  Ontario-HKG Hong Kong Intl
18h 25m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
5:35 pm - 5:05 pmHKG  Hong Kong Intl-ONT Ontario
15h 30m1 stop Taipei City Taiwan Taoyuan Intl
$891China Airlines
Sun, Oct 4 - Tue, Oct 20
China Airlines Logo
12:10 am - 10:05 amONT  Ontario-HKG Hong Kong Intl
18h 55m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
9:15 pm - 6:00 pmHKG  Hong Kong Intl-ONT Ontario
35h 45m1 stop Taipei City Taiwan Taoyuan Intl
$899China Airlines
Sat, Jan 30 - Wed, Feb 10
Multiple Airlines Logo
9:45 pm - 8:45 pmONT  Ontario-HKG Hong Kong Intl
31h 00m1 stop Taipei City Taiwan Taoyuan Intl
Multiple Airlines Logo
10:00 am - 3:55 pmHKG  Hong Kong Intl-ONT Ontario
21h 55m1 stop Taipei City Taiwan Taoyuan Intl
$902Multiple Airlines
Booking Insights

Price, demand and travel trends for Ontario to Hong Kong flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Ontario to Hong Kong with more confidence.

How much is a round-trip flight from Ontario to Hong Kong?

Round-trip flights from Ontario to Hong Kong start at $884. Prices are typical for this route right now, with typical round-trip fares ranging from $843 to $1,064. The lowest price found in the past 5 days was $884 on Korean Air.

What's the cheapest day of the week to fly from Ontario to Hong Kong?

Wednesday is the cheapest day of the week to fly from Ontario to Hong Kong, it is 5% cheaper than the average day. Thursday is the most expensive day with flight prices 10% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Ontario to Hong Kong?

  • April is the cheapest month to fly from Ontario to Hong Kong at $832 round-trip.
  • December ($1,976) and July ($1,375) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 137% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Ontario to Hong Kong the cheapest?

Flights from Ontario to Hong Kong are cheapest 9 weeks before departure. Booking in this window typically costs about 19% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Ontario to Hong Kong flights

Low season

June

Cheapest flight

$432
Best time to beat the crowds but there is an average 46% increase in price.
Flight from Ontario to Hong Kong

When to book flights from Ontario to Hong Kong

Are your dates flexible? Find out the best times to travel from Ontario to Hong Kong based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Ontario to Hong Kong flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Ontario to Hong Kong?

    Flights from Ontario to Hong Kong usually depart from Ontario (ONT) and arrive at Hong Kong Intl (HKG).

  • What cabin classes can I book on flights from Ontario to Hong Kong?

    Three cabin classes are available on flights from Ontario to Hong Kong:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • Which airports do connecting flights from Ontario to Hong Kong pass through?

    Connecting flights from Ontario to Hong Kong most commonly pass through:

    • Taipei City Taiwan Taoyuan Intl (TPE) - 98% of one-stop connections
    • San Francisco (SFO) - 2% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from Ontario to Hong Kong?

    Yes. Being flexible with your travel dates can save you up to 13% on the Ontario to Hong Kong route. Wednesday is the cheapest departure day at $859 round-trip on average, while Thursday is the most expensive at $987, a difference of $128. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Hong Kong?

    Some of the most popular sights in Hong Kong are Hong Kong Convention and Exhibition Centre, China Hong Kong City Shopping Mall Kowloon and Tsim Sha Tsui Station. These are among the most viewed places in Hong Kong on KAYAK.

  • How expensive are last-minute Ontario to Hong Kong flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 16% above the route average of $895. Book 9 weeks before departure for the lowest fares.

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

    A nonstop flight from Ontario to Hong Kong takes 0h 00m, covering 7,273 miles.

  • Do I need a passport to fly from Ontario to Hong Kong?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Ontario to Hong Kong looking right now?

    One-way fares from Ontario to Hong Kong are currently lower than usual. Average one-way flight prices are about $454, which is 22% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Ontario to Hong Kong?

    Flying via San Francisco (SFO) gives the shortest average 1-stop total travel time at 17h 57m, compared with 17h 58m via Taipei City Taiwan Taoyuan Intl (TPE).

  • What is the time difference between Ontario and Hong Kong?

    Hong Kong is 15 hours ahead of Ontario (Hong Kong Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • How much should I expect to pay for a Ontario to Hong Kong flight?

    Round-trip flights from Ontario to Hong Kong range from $843 to $1,064, with an average of $895 over the past 12 months. Anything below $843 counts as a good deal.

Your guide to booking Ontario to Hong Kong flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Wednesday departure instead of Thursday. On this route, Wednesday flights average $859 - about $128 less than Thursday (13% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 9 weeks before you fly. On this route, that window historically saves about 19% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Ontario to Hong Kong trip for April. Fares historically average $832 round-trip in that month - typically $1,144 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Hong Kong Intl Airport.
    - Regal Airport Hotel
    - Regala Skycity Hotel by Regal Hotels
    - Four Points by Sheraton Hong Kong, Tung Chung

More options for your flight from Ontario to Hong Kong

Complete your trip to Hong Kong with a hotel stay or car rental

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