R2 510+ 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 18/2. 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 — JNB
Feb 26 — Mar 51
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 27 January 2026.

Cheapest airline

Scandinavian Airlines

Good round-trip deal

R5 926 or less
On average, Scandinavian Airlines currently has the cheapest one-way flight from Ontario (avg. price of R15 021).
Search Deals
Price to beat on a round-trip flight from Ontario.
Search Deals

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 27 January 2026.

Wed 25/25:00
ONT
-
JNB
2 stops27h 35m
United Airlines
Wed 4/319:45
JNB
-
ONT
2 stops35h 05m
United Airlines
Deal found 26/1R19 103
Thu 12/36:00
ONT
-
JNB
2 stops27h 35m
United Airlines
Thu 19/319:45
JNB
-
ONT
2 stops54h 53m
United Airlines
Deal found 26/1R19 199
Sun 8/312:57
ONT
-
CPT
1 stop21h 18m
Delta
Tue 17/321:30
CPT
-
ONT
1 stop23h 17m
Delta
Deal found 26/1R20 062
Wed 11/36:15
ONT
-
CPT
2 stops25h 45m
United Airlines
Tue 17/320:50
CPT
-
ONT
2 stops33h 00m
United Airlines
Deal found 26/1R20 126
Fri 6/322:20
ONT
-
CPT
1 stop34h 55m
Delta
Tue 17/321:30
CPT
-
ONT
1 stop23h 17m
Delta
Deal found 26/1R20 206
Fri 6/322:20
ONT
-
CPT
1 stop34h 55m
Delta
Mon 16/321:30
CPT
-
ONT
2 stops35h 21m
Delta
Deal found 26/1R20 270
Thu 12/312:57
ONT
-
JNB
1 stop21h 03m
Delta
Thu 19/321:30
JNB
-
ONT
2 stops32h 30m
Delta
Deal found 26/1R20 286
Wed 18/28:00
ONT
-
JNB
2 stops24h 35m
United Airlines
Wed 25/219:45
JNB
-
ONT
2 stops31h 56m
United Airlines
Deal found 25/1R20 413
Fri 6/318:37
ONT
-
CPT
2 stops27h 03m
United Airlines
Fri 13/320:50
CPT
-
ONT
2 stops33h 00m
United Airlines
Deal found 26/1R20 685
Sun 8/312:57
ONT
-
CPT
1 stop21h 18m
Delta
Sun 15/323:45
CPT
-
ONT
2 stops49h 43m
Delta
Deal found 26/1R20 733
Fri 6/322:20
ONT
-
CPT
1 stop34h 55m
Delta
Sun 15/323:45
CPT
-
ONT
2 stops49h 43m
Delta
Deal found 26/1R20 861
Sun 8/312:57
ONT
-
CPT
1 stop21h 18m
Delta
Wed 18/37:55
CPT
-
ONT
2 stops48h 56m
Delta
Deal found 26/1R20 925

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 27 January 2026. In the last 7 days, Cheapflights users made a total of 594 507 searches

Fly to

OR Tambo

Route

Depart

Return

Price

OntarioJohannesburg

ONT - JNB

ONTJNB

Ontario

Wed 25/2

5:00-18:35

2 stops27h 35m

Johannesburg OR Tambo

Wed 4/3

19:45-20:50

2 stops35h 05m

R19 103

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Sun 8/3

12:57-19:15

1 stop21h 18m

Cape Town Intl

Tue 17/3

21:30-16:28

2 stops27h 58m

R20 126

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Wed 11/3

5:15-17:00

2 stops26h 45m

Cape Town Intl

Wed 18/3

20:50-20:50

2 stops33h 00m

R20 126

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Sun 8/3

5:15-17:00

2 stops26h 45m

Cape Town Intl

Thu 19/3

20:50-20:50

2 stops33h 00m

R20 126

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Wed 11/3

6:15-17:00

2 stops25h 45m

Cape Town Intl

Mon 16/3

20:50-17:41

2 stops29h 51m

R20 126

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Thu 12/3

6:15-15:05

2 stops23h 50m

Cape Town Intl

Tue 17/3

20:50-20:50

2 stops33h 00m

R20 126

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Tue 10/3

5:15-16:55

2 stops26h 40m

Cape Town Intl

Wed 18/3

20:50-20:50

2 stops33h 00m

R20 126

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Sat 7/3

23:59-17:00

2 stops31h 01m

Cape Town Intl

Tue 17/3

20:50-20:50

2 stops33h 00m

R20 126

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Sat 7/3

22:20-19:15

1 stop34h 55m

Cape Town Intl

Mon 16/3

21:30-21:00

1 stop32h 30m

R20 206

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Tue 10/3

22:25-19:15

1 stop35h 50m

Cape Town Intl

Mon 16/3

21:30-21:00

1 stop32h 30m

R20 206

Flights are sorted by cheapest return flights first.

Deals found on 25/1

Showing 1-10 of 38 results
1
2
3
4

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, March is the cheapest month in which you can book a flight from Ontario (average of R14 595). Flying from Ontario in July will prove the most costly (average of R20 461). 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 (97 flights per day), Seattle (87 flights per day) and Phoenix (71 flights per day).

Dallas/Fort Worth
Dallas/Fort Worth
From R5 924

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 R5 924. Explore other affordable destinations below.

Dallas/Fort Worth
Dallas/Fort Worth
From R5 924

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.

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 27 January 2026.

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

    The most selected flight destinations from Ontario for the current month are Guadalajara, Dallas/Fort Worth Airport, Honolulu. 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 R5 924 to Dallas/Fort Worth Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for R7 279 to fly from Ontario.

  • What is the cheapest month to fly from Ontario?

    March is currently the cheapest month to fly from Ontario. At this moment in time July 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.

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.