R1 789+ 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 5/12. 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 — CPT
Dec 22 — Dec 291
1 adult
1 adult, Economy, 0 bags

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 22 November 2025.

Cheapest airline

Scandinavian Airlines

Good round-trip deal

R6 438 or less
On average, Scandinavian Airlines currently has the cheapest one-way flight from Ontario (avg. price of R16 319).
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Price to beat on a round-trip flight from Ontario.
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Find flights from Ontario

Enter your travel dates to find the best prices.

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 22 November 2025.

Mon 8/125:05ONT - CPT
2 stops25h 05mUnited Airlines
Sun 21/1220:50CPT - ONT
2 stops25h 48mUnited Airlines
Deal found 20/11R18 687
Tue 9/126:00ONT - CPT
2 stops26h 00mUnited Airlines
Wed 24/1220:50CPT - ONT
2 stops25h 48mUnited Airlines
Deal found 22/11R19 468
Thu 29/15:05ONT - JNB
2 stops27h 30mUnited Airlines
Mon 2/222:00JNB - ONT
2 stops33h 59mUnited Airlines
Deal found 21/11R19 729
Thu 29/112:41ONT - JNB
1 stop20h 19mDelta
Mon 2/223:59JNB - ONT
2 stops57h 59mDelta
Deal found 21/11R20 371
Thu 5/312:02ONT - CPT
2 stops36h 28mQatar Airways
Fri 13/312:35CPT - ONT
2 stops43h 57mQatar Airways
Deal found 22/11R20 458
Fri 20/215:30ONT - JNB
2 stops41h 30mDelta
Sat 7/322:00JNB - ONT
2 stops34h 52mDelta
Deal found 21/11R20 614
Mon 4/511:30ONT - CPT
2 stops38h 20mQatar Airways
Fri 22/513:00CPT - ONT
2 stops38h 25mQatar Airways
Deal found 20/11R20 632
Mon 12/16:00ONT - JNB
2 stops26h 35mUnited Airlines
Sun 25/119:45JNB - ONT
2 stops36h 13mUnited Airlines
Deal found 21/11R20 666
Thu 4/1223:59ONT - JNB
2 stops48h 26mAmerican Airlines
Mon 9/319:35JNB - ONT
2 stops31h 14mAmerican Airlines
Deal found 21/11R21 431
Wed 28/112:41ONT - CPT
1 stop20h 34mDelta
Sun 1/221:30CPT - ONT
1 stop24h 01mDelta
Deal found 20/11R21 743
Sun 7/1212:46ONT - CPT
2 stops33h 19mAmerican Airlines
Tue 23/1218:55CPT - ONT
2 stops36h 03mAmerican Airlines
Deal found 20/11R21 761
Sun 8/36:14ONT - CPT
2 stops43h 16mQatar Airways
Fri 13/318:55CPT - ONT
2 stops37h 37mQatar Airways
Deal found 21/11R21 934

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 22 November 2025. In the last 7 days, Cheapflights users made a total of 594 507 searches

Fly to

Cape Town

Route

Depart

Return

Price

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Mon 8/12

5:05-16:10

2 stops25h 05m

Cape Town Intl

Sun 21/12

20:50-12:38

2 stops25h 48m

R18 687

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Tue 9/12

6:00-18:00

2 stops26h 00m

Cape Town Intl

Wed 24/12

20:50-12:38

2 stops25h 48m

R19 468

OntarioJohannesburg

ONT - JNB

ONTJNB

Ontario

Thu 29/1

5:05-18:35

2 stops27h 30m

Johannesburg OR Tambo

Mon 2/2

22:00-21:58

2 stops33h 58m

R19 729

OntarioJohannesburg

ONT - JNB

ONTJNB

Ontario

Thu 29/1

12:41-19:00

1 stop20h 19m

Johannesburg OR Tambo

Mon 2/2

19:20-22:51

2 stops37h 31m

R20 371

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Thu 7/5

11:30-11:30

2 stops39h 00m

Cape Town Intl

Mon 18/5

13:00-18:25

2 stops38h 25m

R20 458

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Mon 4/5

11:30-10:50

2 stops38h 20m

Cape Town Intl

Fri 22/5

13:00-18:25

2 stops38h 25m

R20 632

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Mon 4/5

6:00-10:50

2 stops43h 50m

Cape Town Intl

Mon 18/5

13:00-22:46

2 stops42h 46m

R20 632

OntarioJohannesburg

ONT - JNB

ONTJNB

Ontario

Fri 5/12

12:46-10:25

2 stops35h 39m

Johannesburg OR Tambo

Fri 13/3

19:35-17:49

2 stops31h 14m

R21 431

OntarioJohannesburg

ONT - JNB

ONTJNB

Ontario

Sat 6/12

10:47-7:35

2 stops34h 48m

Johannesburg OR Tambo

Mon 9/3

22:00-22:02

2 stops33h 02m

R21 431

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Wed 28/1

12:41-19:15

1 stop20h 34m

Cape Town Intl

Sun 1/2

21:30-11:31

1 stop24h 01m

R21 743

Flights are sorted by cheapest return flights first.

Deals found on 20/11

Showing 1-10 of 38 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.

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

Currently, September is the cheapest month in which you can book a flight from Ontario (average of R14 119). Flying from Ontario in June will prove the most costly (average of R21 031). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from Ontario?

From Ontario you can expect to find greater availability for the following destinations: Dallas (102 flights per day), Seattle (92 flights per day) and Atlanta (77 flights per day).

Dallas/Fort Worth
Dallas/Fort Worth
From R6 436

What is the cheapest place to fly to from Ontario?

The cheapest city to fly to from Ontario is Dallas/Fort Worth, with prices starting at R6 436. Explore other affordable destinations below.

Dallas/Fort Worth
Dallas/Fort Worth
From R6 436

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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 22 November 2025.

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

    The most selected flight destinations from Ontario for the current month are Dallas/Fort Worth Airport, Denver, Guadalajara. While Dallas/Fort Worth Airport, Denver, Guadalajara are the top choices made by travellers year-round.

  • What is the cheapest flight from Ontario to anywhere?

    Users have flown out of Ontario for as low as R6 436 to Dallas/Fort Worth Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for R7 908 to fly from Ontario.

  • What is the cheapest month to fly from Ontario?

    September 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?

    Of course! You can now track prices for flights from Ontario and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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?

Of course! You can now track prices for flights from Ontario and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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