Find flights

204﷼+ 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 2/27. 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 — DOH
Jan 25 — Feb 11
1 adult

Find flights from Ontario

International flights from Ontario
Find cheap international flights from Ontario based on historic user searches and pricing. Information updated on January 20, 2025.

Wed 3/1211:45 pmONT - MNL
1 stop19h 10mChina Airlines
Mon 10/64:50 pmMNL - ONT
1 stop16h 10mChina Airlines
Deal found 1/202,894﷼
Tue 2/256:00 amONT - MNL
2 stops39h 35mMultiple Airlines
Tue 3/189:55 amMNL - ONT
2 stops26h 02mMultiple Airlines
Deal found 1/183,148﷼
Mon 3/36:00 amONT - MNL
2 stops25h 25mKorean Air
Thu 3/2712:30 pmMNL - ONT
2 stops24h 52mKorean Air
Deal found 1/203,330﷼
Sat 4/127:00 amONT - DEL
2 stops27h 20mDelta
Fri 5/23:55 amDEL - ONT
2 stops31h 15mDelta
Deal found 1/183,362﷼
Sun 4/207:05 amONT - MNL
1 stop31h 50mUnited Airlines
Thu 5/88:40 amMNL - ONT
1 stop20h 45mUnited Airlines
Deal found 1/193,591﷼
Tue 5/611:46 amONT - BOM
2 stops25h 54mQatar Airways
Mon 5/194:10 amBOM - ONT
2 stops31h 01mQatar Airways
Deal found 1/193,752﷼
Wed 4/96:05 amONT - DEL
2 stops26h 55mUnited Airlines
Mon 4/2811:35 pmDEL - ONT
2 stops27h 45mUnited Airlines
Deal found 1/203,834﷼
Tue 3/1111:42 amONT - BOM
2 stops24h 13mKLM
Mon 3/242:25 amBOM - ONT
2 stops26h 39mKLM
Deal found 1/193,881﷼
Fri 3/2810:27 pmONT - DEL
2 stops34h 03mAmerican Airlines
Sun 4/2011:30 pmDEL - ONT
2 stops33h 59mAmerican Airlines
Deal found 1/184,027﷼
Sun 3/911:42 amONT - DEL
2 stops24h 58mKLM
Mon 3/243:20 amDEL - ONT
2 stops25h 44mKLM
Deal found 1/194,420﷼
Mon 2/36:00 amONT - DEL
2 stops43h 30mQatar Airways
Mon 4/214:50 pmDEL - ONT
2 stops40h 09mQatar Airways
Deal found 1/194,506﷼
Wed 2/1910:51 amONT - DEL
2 stops24h 54mBritish Airways
Tue 3/113:15 amDEL - ONT
2 stops28h 16mBritish Airways
Deal found 1/194,585﷼

Travel insights for flights from Ontario

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

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

Currently, April is the cheapest month in which you can book a flight from Ontario (average of 3,141﷼). Flying from Ontario in June will prove the most costly (average of 5,331﷼). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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.

Direct flights from California

Book a direct flight from one of these other cities located in California.
Direct flights from Los Angeles
Direct flights from San Francisco
Direct flights from San Diego

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 January 20, 2025.

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

    The most popular destinations from Ontario this month are Guadalajara, Dallas/Fort Worth Airport, Denver. The top year-round destinations include Dallas/Fort Worth Airport, Denver, Guadalajara.

  • What is the cheapest month to fly from Ontario?

    April is currently the cheapest month to fly from Ontario. At this moment in time June is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

  • How does Cheapflights help users find flights from Ontario?

    When you search for this flight from Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

  • Why should you use Cheapflights to find cheap flight tickets from Ontario?

    Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario for you. Better yet — we are completely free to use.

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

    Need flexible booking options for your flight from Ontario ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

    Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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?

When you search for this flight from Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ontario?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ontario with no change fees?

Need flexible booking options for your flight from Ontario ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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.