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$623+ Cheap flights from Ontario (ONT) to Hangzhou (HGH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HGH
Nov 20 — Nov 271
Thu 11/20
Thu 11/27
1 adult, Economy
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Find flight deals from Ontario to Hangzhou

Cheapest flights from Ontario to Hangzhou
Explore the most affordable flight options available from Ontario to Hangzhou. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2025.

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.
Wed 11/196:45 amONT - HGH
2 stops38h 45mKorean Air
Fri 11/282:40 pmHGH - ONT
2 stops48h 15mKorean Air
Deal found 10/20$1,271
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2310:50 pmONT - HGH
2 stops32h 50mMultiple Airlines
Fri 11/289:30 amHGH - ONT
1 stop23h 20mMultiple Airlines
Deal found 10/20$1,332
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/196:00 amONT - HGH
2 stops36h 45mUnited Airlines
Sat 11/297:00 amHGH - ONT
2 stops31h 51mUnited Airlines
Deal found 10/20$1,590
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 12/116:41 pmONT - HGH
2 stops48h 04mUnited Airlines
Sat 12/207:00 amHGH - ONT
2 stops26h 43mUnited Airlines
Deal found 10/19$2,146
This IEagle deal was found by Cheapflights users on 10/21. 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.
Mon 12/224:36 pmONT - HGH
2 stops33h 39mMultiple Airlines
Tue 1/69:30 amHGH - ONT
2 stops30h 44mMultiple Airlines
Deal found 10/21$2,614
This IEagle deal was found by Cheapflights users on 10/21. 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 12/244:36 pmONT - HGH
2 stops29h 44mMultiple Airlines
Tue 1/69:30 amHGH - ONT
2 stops30h 44mMultiple Airlines
Deal found 10/21$2,616

Cheap flight deals from Ontario to Hangzhou

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Hangzhou (HGH). 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 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,271
(Korean Air)

One-way from

$623
(Korean Air)

Popular in

December

Cheapest in

September

Average price

$847
Provider with most accurate pricing for Ontario-Hangzhou flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Hangzhou flights.
Search Deals
From Ontario to Hangzhou
Search Deals
One-way flight from Ontario to Hangzhou
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($132 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Hangzhou 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 2,558,603 searches. Data last updated October 21, 2025.
Use the filters below to find and compare flights from Ontario to Hangzhou that are best for you.

Fly from

Ontario

Fly to

Hangzhou

Route

Depart

Return

Price

OntarioHangzhou

ONT - HGH

ONTHGH

Ontario

Wed 11/19

6:45 am-1:30 pm

2 stops38h 45m

Hangzhou

Fri 11/28

2:40 pm-10:55 pm

2 stops48h 15m

$1,271

OntarioHangzhou

ONT - HGH

ONTHGH

Ontario

Sun 11/23

10:50 pm-11:40 pm

2 stops32h 50m

Hangzhou

Fri 11/28

9:30 am-4:50 pm

1 stop23h 20m

$1,332

OntarioHangzhou

ONT - HGH

ONTHGH

Ontario

Wed 11/19

6:00 am-10:45 am

2 stops36h 45m

Hangzhou

Sat 11/29

7:00 am-10:51 pm

2 stops31h 51m

$1,590

OntarioHangzhou

ONT - HGH

ONTHGH

Ontario

Mon 12/22

4:36 pm-6:15 pm

2 stops33h 39m

Hangzhou

Sun 1/4

7:35 pm-12:14 am

2 stops20h 39m

$2,751

OntarioHangzhou

ONT - HGH

ONTHGH

Ontario

Wed 12/24

6:38 am-1:30 pm

2 stops38h 52m

Hangzhou

Mon 1/5

2:40 pm-10:38 pm

2 stops47h 58m

$2,771

OntarioHangzhou

ONT - HGH

ONTHGH

Ontario

Wed 1/28

6:45 am-1:30 pm

2 stops38h 45m

$623

OntarioHangzhou

ONT - HGH

ONTHGH

Ontario

Sat 2/28

6:45 am-1:30 pm

2 stops38h 45m

$688

OntarioHangzhou

ONT - HGH

ONTHGH

Ontario

Sun 2/1

6:00 am-3:25 pm

2 stops41h 25m

$1,042

OntarioHangzhou

ONT - HGH

ONTHGH

Ontario

Mon 1/26

6:00 am-3:25 pm

2 stops41h 25m

$1,042

OntarioHangzhou

ONT - HGH

ONTHGH

Ontario

Fri 1/30

6:00 am-3:25 pm

2 stops41h 25m

$1,082

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

Showing 1-10 of 17 results
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Compare providers for flights from Ontario to Hangzhou

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 Hangzhou in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Hangzhou flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Hangzhou flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Hangzhou flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Hangzhou 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-Hangzhou 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 Hangzhou

Have a flexible travel schedule? Discover the best time to fly to Hangzhou from Ontario with our price prediction graph.
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 Hangzhou

What is the cheapest month to book a flight from Ontario to Hangzhou?

Currently, March is the cheapest month in which you can book a flight from Ontario to Hangzhou (average of $448). Flying from Ontario to Hangzhou in June is currently the most expensive (average of $944). 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.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Hangzhou. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ontario to Hangzhou?

    There are many flights that can get you from Ontario to Hangzhou in 36h 45m. Fly via Korean Air or United Airlines to get the fastest option. Ontario and Hangzhou are separated by a distance of 6599 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Ontario to Hangzhou that include hotel bookings?

    Yes. In addition to deals on Ontario to Hangzhou flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Hangzhou?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Hangzhou.

  • Can I find deals for business class flights from Ontario to Hangzhou?

    Yes. Cheapflights offers flight deals from Ontario to Hangzhou by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Hangzhou?

    Currently, March is the cheapest month in which you can book a flight from Ontario to Hangzhou (average of $448). Flying from Ontario to Hangzhou in June is currently the most expensive (average of $944). 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.

See more FAQs

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