HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Hainan

$602+ Cheap flights from Ontario (ONT) to Hainan

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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HAK
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Hainan 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 Hainan

Keep the following information in mind while searching for Ontario to Hainan flight deals. Data was last updated October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

July

Cheapest in

October

Average price

$786
Provider with most accurate pricing for Los Angeles-Haikou Meilan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Haikou Meilan Intl flights.
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($300 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Ontario to Hainan

One-way flights from Ontario to Hainan
Search for one-way flight options from Ontario to Hainan. Find affordable one-way fares based on user searches. Data last updated October 23, 2025.

This Trip.com deal was found by Cheapflights users on 10/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/710:50 pmONT - HAK
2 stops31h 55mMultiple Airlines
Deal found 10/23$602
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/210:50 pmONT - HAK
2 stops31h 30mMultiple Airlines
Deal found 10/21$3,696

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Hainan 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 23, 2025.
Use the filters below to find and compare flights from Ontario to Hainan that are best for you.

Fly from

Ontario

Fly to

Hainan

Route

Depart

Return

Price

OntarioHaikou

ONT - HAK

ONTHAK

Ontario

Sat 2/7

10:50 pm-10:45 pm

2 stops31h 55m

$602

OntarioHaikou

ONT - HAK

ONTHAK

Ontario

Tue 12/2

10:50 pm-10:20 pm

2 stops31h 30m

$3,696

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/23

Best time to book a flight from Ontario to Hainan

Have a flexible travel schedule? Discover the best time to fly to Hainan 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 Hainan

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Hainan (average of $513). Flying from Ontario to Hainan in June is currently the most expensive (average of $1,367). 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 Hainan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Hainan?

    Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Hainan. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Hainan 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 Hainan?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Hainan (average of $513). Flying from Ontario to Hainan in June is currently the most expensive (average of $1,367). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Hainan

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Hongqiao Intl flights
Los Angeles to Pu Dong flights
San Francisco to Hongqiao Intl flights
San Francisco to Pu Dong flights
San Francisco to Capital flights
San Francisco to Guangzhou flights
Los Angeles to Guangzhou flights
Los Angeles to Capital flights
San Francisco to Beijing Daxing Intl flights
Los Angeles to Beijing Daxing Intl flights
Ontario to Pu Dong flights
San Jose to Hongqiao Intl flights
San Jose to Pu Dong flights
Ontario to Guangzhou flights
San Jose to Guangzhou flights
Oakland to Guangzhou flights
Ontario to Capital flights
Santa Ana to Guangzhou flights
San Jose to Capital flights
Santa Ana to Hongqiao Intl flights
Los Angeles to Shenzhen flights
San Francisco to Wuhan flights
Los Angeles to Chengdu flights
Santa Ana to Pu Dong flights
Burbank to Guangzhou flights
Las Vegas to Pu Dong flights
Oakland to Hongqiao Intl flights
Los Angeles to Shenyang flights
Oakland to Pu Dong flights
Las Vegas to Hongqiao Intl flights
San Diego to Hongqiao Intl flights
Los Angeles to Xiamen flights
San Francisco to Fuzhou flights
San Francisco to Nanjing flights
Santa Ana to Capital flights
San Francisco to Chengdu flights
Los Angeles to Qingdao flights
Los Angeles to Fuzhou flights
San Diego to Pu Dong flights
San Francisco to Dalian flights
Los Angeles to Zhengzhou flights
Los Angeles to Chongqing flights
Ontario to Shenzhen flights
San Francisco to Jinan flights
Los Angeles to Haikou flights
San Francisco to Xiamen flights
San Francisco to Shenzhen flights
San Francisco to Shenyang flights
Los Angeles to Nanjing flights
San Francisco to Xi'an flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.