R1 981+ 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 15/4. 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
Apr 9 — Apr 161
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 10 March 2026.

Good round-trip deal

R6 171 or less
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 10 March 2026.

Tue 5/56:00
ONT
-
JNB
2 stops27h 30m
United Airlines
Wed 13/519:00
JNB
-
ONT
2 stops31h 52m
United Airlines
Deal found 7/3R21 060
Thu 9/412:57
ONT
-
CPT
1 stop19h 53m
Delta
Tue 21/420:05
CPT
-
ONT
1 stop24h 31m
Delta
Deal found 8/3R21 909
Thu 23/45:10
ONT
-
JNB
2 stops28h 20m
United Airlines
Thu 30/419:00
JNB
-
ONT
2 stops56h 01m
United Airlines
Deal found 9/3R22 026
Sat 4/412:57
ONT
-
CPT
1 stop19h 53m
Delta
Fri 8/520:05
CPT
-
ONT
1 stop23h 52m
Delta
Deal found 8/3R22 059
Thu 23/47:05
ONT
-
CPT
1 stop25h 45m
Delta
Fri 8/520:05
CPT
-
ONT
1 stop23h 52m
Delta
Deal found 5/3R22 075
Wed 8/418:49
ONT
-
CPT
2 stops35h 31m
United Airlines
Sun 19/420:00
CPT
-
ONT
2 stops33h 36m
United Airlines
Deal found 8/3R22 142
Fri 10/422:25
ONT
-
CPT
1 stop34h 25m
Delta
Tue 21/420:05
CPT
-
ONT
1 stop24h 31m
Delta
Deal found 8/3R22 209
Sat 2/56:00
ONT
-
JNB
2 stops27h 30m
United Airlines
Sun 10/519:00
JNB
-
ONT
2 stops31h 52m
United Airlines
Deal found 8/3R22 325
Tue 21/46:05
ONT
-
JNB
2 stops27h 25m
United Airlines
Tue 28/419:00
JNB
-
ONT
2 stops31h 47m
United Airlines
Deal found 6/3R22 342
Tue 14/417:05
ONT
-
CPT
2 stops63h 45m
Delta
Tue 21/420:05
CPT
-
ONT
2 stops29h 20m
Delta
Deal found 8/3R22 375
Thu 9/413:34
ONT
-
CPT
2 stops64h 46m
United Airlines
Sun 19/420:00
CPT
-
ONT
2 stops33h 36m
United Airlines
Deal found 8/3R22 392
Sun 24/522:00
ONT
-
CPT
1 stop34h 50m
Delta
Tue 2/620:05
CPT
-
ONT
1 stop31h 31m
Delta
Deal found 5/3R22 475

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

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Sat 25/4

12:49-17:50

1 stop20h 01m

Cape Town Intl

Fri 8/5

20:05-10:57

1 stop23h 52m

R22 059

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Mon 6/4

7:00-15:20

2 stops23h 20m

Cape Town Intl

Mon 18/5

19:50-12:38

2 stops25h 48m

R22 142

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Fri 29/5

22:00-17:50

1 stop34h 50m

Cape Town Intl

Fri 5/6

20:05-21:48

1 stop34h 43m

R22 858

OntarioJohannesburg

ONT - JNB

ONTJNB

Ontario

Sat 2/5

7:00-18:30

2 stops26h 30m

Johannesburg OR Tambo

Sun 10/5

19:00-17:52

2 stops31h 52m

R23 158

OntarioJohannesburg

ONT - JNB

ONTJNB

Ontario

Mon 10/8

6:00-19:40

2 stops28h 40m

Johannesburg OR Tambo

Wed 19/8

23:15-21:56

2 stops31h 41m

R23 973

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Thu 7/5

10:39-11:50

2 stops40h 11m

Cape Town Intl

Sat 16/5

16:35-11:10

2 stops51h 35m

R24 123

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Mon 10/8

5:00-15:20

2 stops25h 20m

Cape Town Intl

Fri 28/8

20:00-18:19

2 stops31h 19m

R24 440

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Sat 25/4

6:05-15:20

2 stops24h 15m

Cape Town Intl

Sat 9/5

19:50-21:58

2 stops35h 08m

R24 473

OntarioCape Town

ONT - CPT

ONTCPT

Ontario

Mon 15/6

5:00-15:20

2 stops25h 20m

Cape Town Intl

Mon 22/6

19:50-12:12

2 stops25h 22m

R24 623

OntarioJohannesburg

ONT - JNB

ONTJNB

Ontario

Sat 2/5

16:52-7:00

2 stops29h 08m

Johannesburg OR Tambo

Sun 10/5

21:15-16:22

2 stops28h 07m

R25 222

Flights are sorted by cheapest return flights first.

Deals found on 8/3

Showing 1-10 of 42 resultsSorted by cheapest first
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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, October is the cheapest month in which you can book a flight from Ontario (average of R15 982). Flying from Ontario in June will prove the most costly (average of R20 710). 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 (98 flights per day), Seattle (69 flights per day) and Atlanta (50 flights per day).

Dallas/Fort Worth
Dallas/Fort Worth
From R6 170

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 170. Explore other affordable destinations below.

Dallas/Fort Worth
Dallas/Fort Worth
From R6 170

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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 10 March 2026.

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

    The most selected flight destinations from Ontario for the current month are Las Vegas, Dallas/Fort Worth Airport, Denver. While Las Vegas, Dallas/Fort Worth Airport, Denver 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 170 to Dallas/Fort Worth Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for R7 581 to fly from Ontario.

  • What is the cheapest month to fly from Ontario?

    October 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.

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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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