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HK$451+ Cheap flights from Ontario

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12-3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — HKG
26 Feb — 5 Mar1
1 adult

What to know about flights from Ontario

Discover essential information about flights departing from Ontario, including flight schedules, destinations, airlines operating at the Ontario airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 21 February 2025.

Cheapest one-way flight

HK$3,297

Cheapest round-trip flight

HK$364

Cheapest airline

Hawaiian Airlines

Most popular destination

Hong Kong Intl (HKG)
The cheapest one-way flight from Ontario is currently to Tokyo Narita.
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The cheapest round-trip flight from Ontario is currently to San Jose.
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On average, Hawaiian Airlines currently has the cheapest one-way flight from Ontario (avg. price of HK$1,667).
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Hong Kong Intl (HKG) is currently the most popular flight destination from Ontario (average return price of HK$4,576).
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Find flights from Ontario

Cheapest flights from Ontario
Explore the most affordable flight options available from Ontario. Find the lowest fares based on data from user searches, with prices last updated on 21 February 2025.

Fri 2-522:40ONT - JFK
Nonstop5h 20mJetBlue
Wed 7-518:10JFK - ONT
Nonstop6h 12mJetBlue
Deal found 20-2HK$1,997
Sat 12-417:15ONT - EWR
1 stop9h 26mDelta
Wed 16-405:59EWR - ONT
1 stop7h 58mDelta
Deal found 20-2HK$2,152
Fri 11-413:30ONT - JFK
1 stop8h 02mDelta
Sat 19-406:30JFK - ONT
1 stop8h 46mDelta
Deal found 21-2HK$2,152
Thu 6-306:00ONT - JFK
1 stop10h 29mAlaska Airlines
Thu 13-316:00JFK - ONT
1 stop10h 24mAlaska Airlines
Deal found 20-2HK$2,339
Mon 7-412:42ONT - TPA
1 stop7h 39mDelta
Wed 9-407:25TPA - ONT
2 stops12h 18mDelta
Deal found 21-2HK$2,370
Mon 17-306:00ONT - EWR
1 stop29h 33mAlaska Airlines
Thu 20-307:00EWR - ONT
1 stop19h 59mAlaska Airlines
Deal found 20-2HK$2,440
Tue 25-311:20ONT - TPA
2 stops8h 00mSouthwest
Thu 10-417:35TPA - ONT
2 stops8h 25mSouthwest
Deal found 20-2HK$2,541
Wed 2-718:32ONT - EWR
1 stop8h 07mUnited Airlines
Fri 11-716:00EWR - ONT
1 stop9h 46mUnited Airlines
Deal found 20-2HK$2,968
Thu 3-405:00ONT - TPA
2 stops10h 17mUnited Airlines
Tue 8-411:50TPA - ONT
2 stops11h 52mUnited Airlines
Deal found 20-2HK$3,155
Mon 7-422:40ONT - JFK
1 stop8h 50mAmerican Airlines
Wed 9-415:59JFK - ONT
1 stop9h 11mAmerican Airlines
Deal found 20-2HK$3,163
Sat 29-323:59ONT - TPA
1 stop7h 44mAmerican Airlines
Thu 10-411:34TPA - ONT
1 stop9h 55mAmerican Airlines
Deal found 20-2HK$3,240
Fri 7-306:00ONT - EWR
1 stop6h 50mAmerican Airlines
Mon 10-317:30EWR - ONT
1 stop9h 24mAmerican Airlines
Deal found 21-2HK$3,303

Find flights from Ontario within your budget

Find flights departing from Ontario that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 21 February 2025. In the last 7 days, Cheapflights users made a total of 70,647 searches

Fly to

Hong Kong

Route

Departure

Return

Price

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Fri 2-5

22:40-07:00

Nonstop5h 20m

New York John F Kennedy Intl

Wed 7-5

18:10-21:22

Nonstop6h 12m

HK$1,997

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Sat 12-4

17:15-05:41

1 stop9h 26m

Newark

Wed 16-4

05:59-10:57

1 stop7h 58m

HK$2,152

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Fri 11-4

13:30-00:32

1 stop8h 02m

New York John F Kennedy Intl

Sat 19-4

06:30-12:16

1 stop8h 46m

HK$2,152

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Thu 6-3

06:00-19:29

1 stop10h 29m

New York John F Kennedy Intl

Thu 13-3

16:00-23:24

1 stop10h 24m

HK$2,339

OntarioTampa

ONT - TPA

ONTTPA

Ontario

Mon 7-4

12:42-23:21

1 stop7h 39m

Tampa

Wed 9-4

07:25-16:43

2 stops12h 18m

HK$2,370

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Mon 17-3

06:00-14:33

1 stop29h 33m

Newark

Thu 20-3

07:00-23:59

1 stop19h 59m

HK$2,440

OntarioTampa

ONT - TPA

ONTTPA

Ontario

Tue 25-3

11:20-22:20

2 stops8h 00m

Tampa

Thu 10-4

17:35-23:00

2 stops8h 25m

HK$2,541

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Wed 2-7

18:32-05:39

1 stop8h 07m

Newark

Fri 11-7

16:00-22:46

1 stop9h 46m

HK$2,968

OntarioTampa

ONT - TPA

ONTTPA

Ontario

Thu 3-4

05:00-18:17

2 stops10h 17m

Tampa

Tue 8-4

11:50-20:42

2 stops11h 52m

HK$3,155

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Mon 7-4

22:40-10:30

1 stop8h 50m

New York John F Kennedy Intl

Wed 9-4

15:59-22:10

1 stop9h 11m

HK$3,163

Flights are sorted by cheapest return flights first.

Deals found on 20-2

Showing 1-10 of 56 results
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Best time to book a flight from Ontario

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

Travel insights for flights from Ontario

Get recent, data-driven insights about flights from Ontario including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Ontario?

Use this chart to determine the optimal time to book a return flight from Ontario to Hong Kong. Price data was last updated on 14 February 2025.

The price you pay for your flight from Ontario may vary depending on when you book. For the best chance of a lower fare, look to book 90 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?

Currently, August is the cheapest month in which you can book a flight from Ontario (average of HK$4,321). Flying from Ontario in July will prove the most costly (average of HK$6,380). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Ontario?

Only one airline operates round-trip flights from Ontario: China Airlines. This airline flies to the following popular destinations: Hong Kong.

China Airlines

China Airlines

From HK$620

Airline reviews for flights from Ontario

Get insights into the airlines that provide service from Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Ontario. In the last 7 days, Cheapflights users made a total of 70,647 searches.
星宇航空
9.1
Wonderful
Check prices

Boarding

9.1

Comfort

9.0

Overall

9.1

Food

9.0

Entertainment

9.1

Crew

9.3

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

星宇航空
9.1
Wonderful
星宇航空
9.1
Wonderful
Check prices

Boarding

9.1

Comfort

9.0

Overall

9.1

Food

9.0

Entertainment

9.1

Crew

9.3

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Korean Air
8.4
Very Good
1,036 reviews
星宇航空
9.1
Wonderful
Check prices

Boarding

9.1

Comfort

9.0

Overall

9.1

Food

9.0

Entertainment

9.1

Crew

9.3

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Japan Airlines
8.3
Very Good
1,440 reviews
星宇航空
9.1
Wonderful
Check prices

Boarding

9.1

Comfort

9.0

Overall

9.1

Food

9.0

Entertainment

9.1

Crew

9.3

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

China Airlines
8.2
Very Good
725 reviews
星宇航空
9.1
Wonderful
Check prices

Boarding

9.1

Comfort

9.0

Overall

9.1

Food

9.0

Entertainment

9.1

Crew

9.3

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

Delta
8.0
Very Good
8,212 reviews
星宇航空
9.1
Wonderful
Check prices

Boarding

9.1

Comfort

9.0

Overall

9.1

Food

9.0

Entertainment

9.1

Crew

9.3

Reviews

1 / 5

10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

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Related info for your journey

Access useful and relevant information related to your journey from Ontario. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 21 February 2025.

  • What are the most popular destinations to fly to from Ontario?

    This month, the top selected destinations from Ontario are Guadalajara, Dallas/Fort Worth Airport, Denver. Throughout the year, Denver, Dallas/Fort Worth Airport, Guadalajara are some of the top choices made by users flying from Ontario.

  • What is the cheapest month to fly from Ontario?

    Currently, the cheapest month for flights from Ontario is August. The most expensive month for flights is July. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Ontario?

    Check out the cheapest flights from Ontario to embark to:
    Fly from Ontario to Hong Kong from HK$6,970 round trip

  • How does Cheapflights help users find flights from Ontario?

    Deals for flights from Ontario 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 from Ontario?

    Millions of users choose and trust Cheapflights to book the best flight deals from Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

  • Can Cheapflights find flights from Ontario with no change fees?

    Yes! Cheapflights helps users easily find flights from Ontario with no change fees.

  • Can Cheapflights notify me if prices for flights from Ontario become cheaper?

    Not ready to book yet? You can track prices for flights from Ontario on Cheapflights with our Price Alerts feature and get notified when better prices are available.

See more FAQs

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario?

Deals for flights from Ontario 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 from Ontario?

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ontario with no change fees?

Yes! Cheapflights helps users easily find flights from Ontario with no change fees.

Can Cheapflights notify me if prices for flights from Ontario become cheaper?

Not ready to book yet? You can track prices for flights from Ontario on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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