$423+ Cheap flights from Ontario (ONT) to Hong Kong (HKG)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HKG
Nov 19 — Nov 261
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Hong Kong with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Hong Kong
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Cheapest flights from Ontario to Hong KongExplore 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 October 20, 2026.
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 October 20, 2026.
This IEagle deal was found by Cheapflights users on 10/18. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:00 am -
2 stops41h 50m
Wed 12/96:10 pm -
2 stops44h 49m
Deal found 10/18![Korean Air logo]()
$942
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:00 am -
2 stops24h 10m
Thu 11/2612:35 pm -
2 stops20h 41m
Deal found 10/19![Delta logo]()
$952
This Delta deal was found by Cheapflights users on 10/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:03 pm -
2 stops38h 07m
Wed 11/1812:55 am -
2 stops32h 21m
Deal found 10/17![Delta logo]()
$957
This Delta deal was found by Cheapflights users on 10/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:20 am -
2 stops24h 50m
Sun 11/86:10 pm -
2 stops58h 07m
Deal found 10/15![Delta logo]()
$958
This Expedia deal was found by Cheapflights users on 10/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:00 am -
2 stops24h 40m
Fri 11/208:55 am -
2 stops30h 36m
Deal found 10/15![Multiple Airlines logo]()
$981
This IEagle deal was found by Cheapflights users on 10/15. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:56 pm -
2 stops25h 24m
Sun 11/226:10 pm -
2 stops44h 50m
Deal found 10/15![Korean Air logo]()
$988
This Mytrip deal was found by Cheapflights users on 10/17. 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.
Tue 11/2410:40 pm -
3 stops32h 30m
Wed 12/161:40 pm -
2 stops25h 43m
Deal found 10/17![Multiple Airlines logo]()
$999
This Delta deal was found by Cheapflights users on 10/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:00 am -
2 stops24h 10m
Sat 12/512:35 pm -
2 stops19h 53m
Deal found 10/18![Delta logo]()
$1,002
This Korean Air deal was found by Cheapflights users on 10/15. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:00 pm -
2 stops31h 20m
Mon 10/2612:35 pm -
2 stops25h 08m
Deal found 10/15![Korean Air logo]()
$1,004
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:35 pm -
2 stops42h 35m
Mon 11/912:35 pm -
2 stops20h 41m
Deal found 10/16![Delta logo]()
$1,007
This United Airlines deal was found by Cheapflights users on 10/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:00 am -
1 stop21h 20m
Wed 11/410:35 am -
1 stop17h 54m
Deal found 10/15![United Airlines logo]()
$1,020
This Expedia deal was found by Cheapflights users on 10/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:02 am -
2 stops25h 03m
Mon 11/29:20 am -
2 stops24h 57m
Deal found 10/15![Multiple Airlines logo]()
$1,025
Best flights from Ontario to Hong KongDiscover carefully curated flight deals from Ontario to Hong Kong that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.
Discover carefully curated flight deals from Ontario to Hong Kong that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.
This Delta deal was found by Cheapflights users on 10/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:00 am -
2 stops24h 10m
Tue 12/1512:55 am -
2 stops39h 02m
Deal found 10/17![Delta logo]()
$952
This United Airlines deal was found by Cheapflights users on 10/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/16:00 am -
2 stops24h 50m
Wed 3/32:20 pm -
2 stops45h 59m
Deal found 10/16![United Airlines logo]()
$1,032
This Korean Air deal was found by Cheapflights users on 10/18. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:00 am -
2 stops41h 50m
Mon 12/2812:55 am -
2 stops37h 42m
Deal found 10/18![Korean Air logo]()
$1,275
This China Airlines deal was found by Cheapflights users on 10/17. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/710:50 pm -
1 stop18h 25m
Mon 2/151:30 pm -
2 stops19h 35m
Deal found 10/17![Multiple Airlines logo]()
$1,331
This Qatar Airways deal was found by Cheapflights users on 10/17. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/302:21 pm -
2 stops32h 29m
Sat 2/2012:25 am -
2 stops38h 14m
Deal found 10/17![Qatar Airways logo]()
$1,627
This United Airlines deal was found by Cheapflights users on 10/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/36:40 pm -
1 stop20h 05m
Thu 12/1010:35 am -
1 stop21h 00m
Deal found 10/19![United Airlines logo]()
$1,046
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:00 am -
2 stops24h 10m
Thu 11/1912:55 am -
2 stops32h 21m
Deal found 10/16![Delta logo]()
$1,052
This China Airlines deal was found by Cheapflights users on 10/19. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1110:50 pm -
1 stop22h 10m
Wed 1/271:30 pm -
2 stops19h 35m
Deal found 10/19![Multiple Airlines logo]()
$1,352
This China Airlines deal was found by Cheapflights users on 10/15. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1110:50 pm -
1 stop22h 10m
Thu 12/31:30 pm -
2 stops19h 35m
Deal found 10/15![Multiple Airlines logo]()
$1,385
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:00 am -
2 stops25h 10m
Sun 12/136:10 pm -
2 stops38h 12m
Deal found 10/19![Delta logo]()
$1,414
This Korean Air deal was found by Cheapflights users on 10/19. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/87:00 am -
2 stops24h 10m
Wed 1/612:55 am -
2 stops29h 02m
Deal found 10/19![Korean Air logo]()
$1,670
This United Airlines deal was found by Cheapflights users on 10/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/199:25 am -
1 stop17h 55m
Mon 11/3010:30 pm -
1 stop16h 18m
Deal found 10/18![United Airlines logo]()
$1,627
Last-minute flights from Ontario to Hong KongDiscover last-minute flight deals from Ontario to Hong Kong. Data last updated October 20, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Hong Kong. Data last updated October 20, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 10/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:02 am -
2 stops25h 03m
Mon 11/29:20 am -
2 stops24h 57m
Deal found 10/15![Multiple Airlines logo]()
$1,025
This Korean Air deal was found by Cheapflights users on 10/15. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:00 pm -
2 stops31h 20m
Mon 10/2612:35 pm -
2 stops25h 08m
Deal found 10/15![Korean Air logo]()
$1,004
This Delta deal was found by Cheapflights users on 10/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:35 pm -
2 stops42h 35m
Mon 11/912:35 pm -
2 stops20h 41m
Deal found 10/16![Delta logo]()
$1,007
This Delta deal was found by Cheapflights users on 10/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:03 pm -
2 stops38h 07m
Wed 11/1812:55 am -
2 stops32h 21m
Deal found 10/17![Delta logo]()
$957
This Delta deal was found by Cheapflights users on 10/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:20 am -
2 stops24h 50m
Sun 11/86:10 pm -
2 stops58h 07m
Deal found 10/15![Delta logo]()
$958
This United Airlines deal was found by Cheapflights users on 10/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:00 am -
1 stop21h 20m
Wed 11/410:35 am -
1 stop17h 54m
Deal found 10/15![United Airlines logo]()
$1,020
This Delta deal was found by Cheapflights users on 10/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:00 am -
2 stops24h 10m
Thu 11/2612:35 pm -
2 stops20h 41m
Deal found 10/19![Delta logo]()
$952
This Delta deal was found by Cheapflights users on 10/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:00 am -
2 stops24h 10m
Fri 12/412:35 pm -
2 stops19h 47m
Deal found 10/18![Delta logo]()
$1,002
This Expedia deal was found by Cheapflights users on 10/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:00 am -
2 stops24h 40m
Fri 11/208:55 am -
2 stops30h 36m
Deal found 10/15![Multiple Airlines logo]()
$981
This Expedia deal was found by Cheapflights users on 10/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:00 am -
2 stops24h 40m
Sat 11/218:55 am -
2 stops30h 36m
Deal found 10/17![Multiple Airlines logo]()
$1,031
This IEagle deal was found by Cheapflights users on 10/15. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:56 pm -
2 stops25h 24m
Sun 11/226:10 pm -
2 stops44h 50m
Deal found 10/15![Korean Air logo]()
$988
This Mytrip deal was found by Cheapflights users on 10/17. 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.
Tue 11/2410:40 pm -
3 stops32h 30m
Wed 12/161:40 pm -
2 stops25h 43m
Deal found 10/17![Multiple Airlines logo]()
$999
One-way flights from Ontario to Hong KongSearch for one-way flight options from Ontario to Hong Kong. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
Search for one-way flight options from Ontario to Hong Kong. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
This Expedia deal was found by Cheapflights users on 10/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/117:00 am -
2 stops30h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$423
This Delta deal was found by Cheapflights users on 10/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/277:00 am -
2 stops24h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Delta logo]()
$438
This Korean Air deal was found by Cheapflights users on 10/20. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/313:30 pm -
2 stops33h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Korean Air logo]()
$440
This oojo deal was found by Cheapflights users on 10/15. 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.
Sun 11/86:00 am -
2 stops31h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$474
This United Airlines deal was found by Cheapflights users on 10/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/197:25 am -
1 stop19h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![United Airlines logo]()
$480
This oojo deal was found by Cheapflights users on 10/16. 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.
Fri 1/84:16 pm -
2 stops44h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![Multiple Airlines logo]()
$488
This United Airlines deal was found by Cheapflights users on 10/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/146:37 pm -
1 stop20h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![United Airlines logo]()
$490
This KAYAK deal was found by Cheapflights users on 10/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:02 am -
2 stops25h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$493
This oojo deal was found by Cheapflights users on 10/19. 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.
Fri 10/306:02 am -
2 stops25h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$498
This Justfly.com deal was found by Cheapflights users on 10/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/214:01 pm -
2 stops51h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$501
This Delta deal was found by Cheapflights users on 10/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/297:00 am -
2 stops24h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Delta logo]()
$503
This Korean Air deal was found by Cheapflights users on 10/19. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/153:30 pm -
2 stops39h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Korean Air logo]()
$505
Find flight deals from Ontario to Hong Kong
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Hong Kong (HKG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $884 (Korean Air) |
One-way from | $423 (Expedia) |
Popular in | December |
Cheapest in | April |
Average price | $1,081 |
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 7,457,451 searches. Data last updated October 20, 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
Cheapest round-trip
OntarioHong Kong
ONT Ontario - HKG Hong Kong Intl
ONTHKG
Ontario
Mon 1/18
7:00 am-11:10 pm
2 stops24h 10m
Hong Kong Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$438
OntarioHong Kong
ONT Ontario - HKG Hong Kong Intl
ONTHKG
Ontario
Wed 1/13
7:00 am-11:10 pm
2 stops24h 10m
Hong Kong Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$438
Quickest round-trip
OntarioHong Kong
ONT Ontario - HKG Hong Kong Intl
ONTHKG
Ontario
Tue 1/19
7:25 am-7:20 pm
1 stop19h 55m
Hong Kong Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$480
OntarioHong Kong
ONT Ontario - HKG Hong Kong Intl
ONTHKG
Ontario
Wed 1/27
7:25 am-7:20 pm
1 stop19h 55m
Hong Kong Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$480
OntarioHong Kong
ONT Ontario - HKG Hong Kong Intl
ONTHKG
Ontario
Fri 1/15
3:30 pm-11:10 pm
2 stops39h 40m
Hong Kong Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$505
OntarioHong Kong
ONT Ontario - HKG Hong Kong Intl
ONTHKG
Ontario
Fri 1/15
3:59 pm-6:45 am
1 stop22h 46m
Hong Kong Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$555
OntarioHong Kong
ONT Ontario - HKG Hong Kong Intl
ONTHKG
Ontario
Thu 10/29
1:32 pm-5:45 am
2 stops25h 13m
Hong Kong Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$557
OntarioHong Kong
ONT Ontario - HKG Hong Kong Intl
ONTHKG
Ontario
Tue 11/10
1:29 pm-6:45 am
2 stops25h 16m
Hong Kong Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$557
OntarioHong Kong
ONT Ontario - HKG Hong Kong Intl
ONTHKG
Ontario
Mon 11/30
6:37 pm-6:45 am
1 stop20h 08m
Hong Kong Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$557
OntarioHong Kong
ONT Ontario - HKG Hong Kong Intl
ONTHKG
Ontario
Wed 12/2
5:00 am-6:45 am
2 stops33h 45m
Hong Kong Intl
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$557
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Ontario to Hong Kong
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Hong Kong in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Ontario-Hong Kong flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Hong Kong flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Hong Kong flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Hong Kong flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Hong Kong flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
ONT-HKG
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
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 7 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Ontario to Hong Kong?
Currently, April is the cheapest month in which you can book a flight from Ontario to Hong Kong (average of $875). Flying from Ontario to Hong Kong in December is currently the most expensive (average of $1,755). 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 much does it cost to fly round-trip from Ontario to Hong Kong?
Airfare is below average for this route at the moment.
Ontario to Hong Kong flights typically cost between $952 and $1,135 in January.The cheapest round-trip price found within the last 5 days was $884 on Korean Air (Jan 24-Feb 17).
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 October 20, 2026.
Get a feel of what it's like to fly with China Airlines from Ontario to Hong Kong by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.3
Entertainment
8.0
Food
7.8
Comfort
8.0
Crew
8.5
Boarding
8.3
Reviews
1 / 20
10.0
ExcellentA,Feb 2026
SEA - TPE
Overall
8.3
Entertainment
8.0
Food
7.8
Comfort
8.0
Crew
8.5
Boarding
8.3
Reviews
1 / 20
10.0
ExcellentA,Feb 2026
SEA - TPE
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.
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Alternative routes for Ontario to Hong Kong
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Search flights from Ontario to Hong Kong by cabin class
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Other flights to Hong Kong
Explore flights to Hong Kong departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 20, 2026.
Ontario and Hong Kong flights
Browse other Ontario and Hong Kong flight options. Last updated on October 20, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on October 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Ontario to Hong Kong
Discover the top airline 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 7,457,451 searches. Data last updated October 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$832 | Average$984 | FlexibilityNo cancel fee | On-time70% |