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Cheap flights from Ontario to anywhere

Fly from Ontario to anywhere in the world.

ONT — HKG
28 Nov — 5 Dec1
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 23 November 2024.

Cheapest round-trip flight

HK$365

Cheapest airline

Hawaiian Airlines
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.
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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 23 November 2024.

Thu 16-106:00ONT - EWR
1 stop7h 34mUnited Airlines
Sat 18-111:32EWR - ONT
2 stops12h 19mUnited Airlines
Deal found 21-11HK$2,078
Wed 8-111:14ONT - JFK
2 stops25h 16mAlaska Airlines
Mon 13-117:29JFK - ONT
1 stop20h 05mAlaska Airlines
Deal found 22-11HK$2,125
Sat 14-1217:10ONT - EWR
1 stop9h 40mDelta
Wed 8-106:00EWR - ONT
1 stop8h 50mDelta
Deal found 22-11HK$2,148
Tue 10-1211:18ONT - JFK
1 stop10h 25mDelta
Thu 12-1207:00JFK - ONT
1 stop12h 54mDelta
Deal found 22-11HK$2,148
Sat 15-207:05ONT - TPA
1 stop9h 12mDelta
Tue 18-206:45TPA - ONT
1 stop8h 41mDelta
Deal found 22-11HK$2,397
Tue 4-306:00ONT - EWR
1 stop9h 29mAlaska Airlines
Tue 11-317:30EWR - ONT
1 stop20h 35mAlaska Airlines
Deal found 22-11HK$2,483
Tue 14-116:06ONT - TPA
1 stop10h 33mAlaska Airlines
Tue 21-107:00TPA - ONT
1 stop16h 13mAlaska Airlines
Deal found 22-11HK$2,530
Wed 22-105:45ONT - TPA
2 stops9h 40mSouthwest
Sun 26-106:35TPA - ONT
1 stop6h 50mSouthwest
Deal found 21-11HK$2,794
Sun 5-106:10ONT - TPA
1 stop7h 12mUnited Airlines
Sat 11-108:20TPA - ONT
1 stop7h 23mUnited Airlines
Deal found 22-11HK$3,510
Wed 30-423:37ONT - JFK
Nonstop5h 23mJetBlue
Fri 2-519:20JFK - ONT
Nonstop6h 02mJetBlue
Deal found 22-11HK$4,141
Sun 8-1219:30ONT - EWR
1 stop7h 14mAmerican Airlines
Wed 11-1205:59EWR - ONT
1 stop9h 02mAmerican Airlines
Deal found 22-11HK$4,265
Wed 1-110:39ONT - BUD
2 stops18h 16mUnited Airlines
Tue 14-110:30BUD - ONT
2 stops20h 27mUnited Airlines
Deal found 22-11HK$5,596

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 23 November 2024. In the last 7 days, Cheapflights users made a total of 72,073 searches

Fly to

Any airport

Route

Departure

Return

Price

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Thu 16-1

06:00-16:34

1 stop7h 34m

Newark

Sat 18-1

11:32-20:51

2 stops12h 19m

HK$2,078

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 8-1

11:14-15:30

2 stops25h 16m

New York John F Kennedy Intl

Mon 13-1

17:29-10:34

1 stop20h 05m

HK$2,125

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Sat 14-12

17:10-05:50

1 stop9h 40m

Newark

Wed 8-1

06:00-11:50

1 stop8h 50m

HK$2,148

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 10-12

11:18-00:43

1 stop10h 25m

New York John F Kennedy Intl

Thu 12-12

07:00-16:54

1 stop12h 54m

HK$2,148

OntarioTampa

ONT - TPA

ONTTPA

Ontario

Sat 15-2

07:05-19:17

1 stop9h 12m

Tampa

Tue 18-2

06:45-12:26

1 stop8h 41m

HK$2,397

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Tue 4-3

06:00-18:29

1 stop9h 29m

Newark

Tue 11-3

17:30-11:05

1 stop20h 35m

HK$2,483

OntarioTampa

ONT - TPA

ONTTPA

Ontario

Tue 14-1

16:06-05:39

1 stop10h 33m

Tampa

Tue 21-1

07:00-20:13

1 stop16h 13m

HK$2,530

OntarioTampa

ONT - TPA

ONTTPA

Ontario

Wed 22-1

05:45-18:25

2 stops9h 40m

Tampa

Sun 26-1

06:35-10:25

1 stop6h 50m

HK$2,794

OntarioTampa

ONT - TPA

ONTTPA

Ontario

Sun 5-1

06:10-16:22

1 stop7h 12m

Tampa

Sat 11-1

08:20-12:43

1 stop7h 23m

HK$3,510

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 30-4

23:37-08:00

Nonstop5h 23m

New York John F Kennedy Intl

Fri 2-5

19:20-22:22

Nonstop6h 02m

HK$4,141

Flights are sorted by cheapest return flights first.

Deals found on 22-11

Showing 1-10 of 43 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 15 November 2024.

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 41 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$4,335). Flying from Ontario in July will prove the most costly (average of HK$6,390). 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 72,073 searches.
Korean Air
8.4
Very Good
1,020 reviews
Check prices

Entertainment

8.2

Crew

8.7

Food

8.1

Overall

8.4

Comfort

8.3

Boarding

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Korean Air
8.4
Very Good
1,020 reviews
Korean Air
8.4
Very Good
1,020 reviews
Check prices

Entertainment

8.2

Crew

8.7

Food

8.1

Overall

8.4

Comfort

8.3

Boarding

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Japan Airlines
8.3
Very Good
1,453 reviews
Korean Air
8.4
Very Good
1,020 reviews
Check prices

Entertainment

8.2

Crew

8.7

Food

8.1

Overall

8.4

Comfort

8.3

Boarding

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

China Airlines
8.3
Very Good
774 reviews
Korean Air
8.4
Very Good
1,020 reviews
Check prices

Entertainment

8.2

Crew

8.7

Food

8.1

Overall

8.4

Comfort

8.3

Boarding

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Delta
8.0
Very Good
8,747 reviews
Korean Air
8.4
Very Good
1,020 reviews
Check prices

Entertainment

8.2

Crew

8.7

Food

8.1

Overall

8.4

Comfort

8.3

Boarding

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Qatar Airways
7.5
Good
3,828 reviews
Korean Air
8.4
Very Good
1,020 reviews
Check prices

Entertainment

8.2

Crew

8.7

Food

8.1

Overall

8.4

Comfort

8.3

Boarding

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

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Direct flights from California

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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 23 November 2024.

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

    This month, the top selected destinations from Ontario are Denver, Dallas/Fort Worth Airport, Atlanta. Throughout the year, Dallas/Fort Worth Airport, Denver, 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$6,717 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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