HK$3,535+ Cheap flights to Ontario
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 2-3. Fares are subject to change and may not be available on all flights or dates of travel.
Flights to Ontario in 2025
Find the latest flights to Ontario in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 70,647 searches and data was last updated on 20 January 2025.
Find flight deals to Ontario
Cheapest flights to OntarioExplore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on 20 January 2025.
Explore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on 20 January 2025.
Find flights to Ontario within your budget
Locate flights to Ontario that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 70,647 searches and data was last updated on 20 January 2025.
Fly from
Route
Departure
Return
Price
Hong KongOntario
HKG - ONT
HKGONT
Hong Kong Intl
Sat 1-2
10:30-09:51
1 stop15h 21m
Ontario
Fri 14-2
06:00-19:20
1 stop21h 20m
Hong KongOntario
HKG - ONT
HKGONT
Hong Kong Intl
Fri 7-3
14:05-16:50
1 stop18h 45m
Ontario
Wed 12-3
23:45-10:05
1 stop19h 20m
Hong KongOntario
HKG - ONT
HKGONT
Hong Kong Intl
Sat 1-3
15:30-20:40
2 stops21h 10m
Ontario
Thu 6-3
19:14-10:05
2 stops22h 51m
Hong KongOntario
HKG - ONT
HKGONT
Hong Kong Intl
Tue 24-6
10:40-15:12
2 stops19h 32m
Ontario
Wed 3-9
06:00-22:00
2 stops25h 00m
Hong KongOntario
HKG - ONT
HKGONT
Hong Kong Intl
Fri 28-2
00:55-15:25
2 stops30h 30m
Ontario
Thu 6-3
06:00-11:20
2 stops37h 20m
Hong KongOntario
HKG - ONT
HKGONT
Hong Kong Intl
Thu 17-4
01:25-18:23
2 stops31h 58m
Ontario
Thu 1-5
06:00-15:05
2 stops42h 05m
Hong KongOntario
HKG - ONT
HKGONT
Hong Kong Intl
Fri 7-2
22:45-18:37
2 stops35h 52m
Ontario
Fri 14-2
16:25-14:30
2 stops30h 05m
Hong KongOntario
HKG - ONT
HKGONT
Hong Kong Intl
Sun 2-3
07:10-09:34
2 stops42h 24m
Hong KongOntario
HKG - ONT
HKGONT
Hong Kong Intl
Sat 22-3
11:05-17:50
1 stop21h 45m
Hong KongOntario
HKG - ONT
HKGONT
Hong Kong Intl
Mon 10-2
15:35-20:13
2 stops44h 38m
Best time to book a flight to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario with our price prediction graph.
Travel insights for flights to Ontario
Get recent, data-driven insights about flights to Ontario including ideal travel times, pricing trends, and more.
How long is the flight to Ontario?
On average, a flight from Hong Kong to Ontario takes 18 hours 35 minutes. Flights to Ontario from other popular cities in Hong Kong will vary in length. Below are a few examples of popular routes and their flight times.
What are the most popular airlines that fly to Ontario?
The most popular airline flying from Hong Kong to Ontario is China Airlines.
What are the cheapest airlines that fly to Ontario?
The cheapest airline flying from Hong Kong to Ontario is China Airlines.
Rainfall in Ontario by month
Plan your trip to Ontario by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Ontario ranges from 3.0 - 86.0 mm per month. February is typically the wettest month, when rainfall can reach 86.0 mm. June is typically the driest time to visit Ontario when rainfall is around 3.0 mm.
Temperature in Ontario by month
Plan your trip to Ontario by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 12.0 C).
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 20 January 2025.
To help decide which airline to fly to Ontario, see what other customers have to say about China Airlines, United Airlines and British Airways. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Boarding
Crew
Comfort
Entertainment
Food
Reviews
Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.
Overall
Boarding
Crew
Comfort
Entertainment
Food
Reviews
Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.
Overall
Boarding
Crew
Comfort
Entertainment
Food
Reviews
Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.
Overall
Boarding
Crew
Comfort
Entertainment
Food
Reviews
Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.
Overall
Boarding
Crew
Comfort
Entertainment
Food
Reviews
Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.
Overall
Boarding
Crew
Comfort
Entertainment
Food
Reviews
Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.
Browse thousands of different options on Cheapflights for your next trip
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How does Cheapflights help users find flights to Ontario?
Deals for Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.
Why should you use Cheapflights to find cheap flight tickets to Ontario?
Cheapflights helps you find that perfect flight to Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights to Ontario with no change fees?
Certainly. Search results for flights to Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights to Ontario become cheaper?
Yes, Cheapflights offers price alerts on Ontario flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.