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R11 377+ Cheap flights to Ontario

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/3. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
Apr 6 — Apr 131
1 adult
1 adult, Economy, 0 bags

Flights to Ontario in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Ontario
Explore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on 7 March 2026.

Tue 17/322:00
JNB
-
ONT
2 stops34h 51m
Delta
Sun 18/1014:00
ONT
-
JNB
2 stops44h 40m
Delta
Deal found 6/3R17 887
Thu 19/319:35
JNB
-
ONT
2 stops37h 24m
British Airways
Mon 23/314:39
ONT
-
JNB
2 stops34h 46m
British Airways
Deal found 2/3R21 425
Fri 17/422:00
JNB
-
ONT
2 stops32h 50m
United Airlines
Fri 24/45:10
ONT
-
JNB
2 stops28h 20m
United Airlines
Deal found 3/3R21 923
Wed 18/320:30
JNB
-
ONT
2 stops36h 29m
Qatar Airways
Wed 21/1012:00
ONT
-
JNB
2 stops31h 00m
Qatar Airways
Deal found 6/3R23 020
Mon 16/320:30
JNB
-
ONT
2 stops35h 14m
Qatar Airways
Fri 23/1012:00
ONT
-
JNB
2 stops31h 00m
Qatar Airways
Deal found 6/3R23 518
Mon 16/320:30
JNB
-
ONT
2 stops35h 14m
Qatar Airways
Thu 22/106:00
ONT
-
JNB
2 stops48h 20m
Qatar Airways
Deal found 6/3R23 568
Mon 16/320:30
JNB
-
ONT
2 stops35h 14m
Qatar Airways
Sat 24/1012:00
ONT
-
JNB
2 stops35h 40m
Qatar Airways
Deal found 6/3R23 767
Fri 17/421:55
JNB
-
ONT
1 stop29h 38m
SAUDIA
Fri 24/47:05
ONT
-
JNB
1 stop27h 35m
SAUDIA
Deal found 5/3R24 049
Wed 6/521:15
JNB
-
ONT
2 stops28h 07m
British Airways
Wed 13/516:52
ONT
-
JNB
2 stops29h 08m
British Airways
Deal found 6/3R24 398
Tue 10/1122:00
JNB
-
ONT
2 stops30h 22m
British Airways
Mon 4/116:45
ONT
-
JNB
2 stops28h 50m
British Airways
Deal found 2/3R24 564
Wed 1/419:25
JNB
-
ONT
2 stops29h 57m
British Airways
Wed 8/416:52
ONT
-
JNB
2 stops29h 08m
British Airways
Deal found 4/3R24 747

Find flight deals to Ontario

Find the latest flights to Ontario in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 594 507 searches and data was last updated on 7 March 2026.

Return from

R17 887

One-way from

R11 377
Delta
  • Delta
  • 17/3-20/10
  • 4 total stops
  • 81h 36m total
  • Johannesburg to Ontario
Search Deals
Qatar Airways
  • Qatar Airways
  • 13/3
  • 2 total stops
  • 43h 47m total
  • Johannesburg to Ontario
Search Deals

Cheapflights Fare Finder

 
Locate flights to Ontario that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 594 507 searches and data was last updated on 7 March 2026.
Use the filters below to find and compare flights to Ontario that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Tue 17/3

22:00-23:51

2 stops34h 51m

Ontario

Sun 18/10

22:59-19:40

1 stop35h 41m

R17 887

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Thu 19/3

19:35-23:59

2 stops37h 24m

Ontario

Mon 23/3

14:39-10:25

2 stops34h 46m

R21 425

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Mon 16/3

12:45-22:44

2 stops42h 59m

Ontario

Mon 19/10

6:00-9:00

2 stops42h 00m

R23 518
Fastest return journey

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Fri 17/4

21:55-18:33

1 stop29h 38m

Ontario

Fri 24/4

7:05-19:40

1 stop27h 35m

R24 049

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Wed 6/5

21:15-16:22

2 stops28h 07m

Ontario

Wed 13/5

16:52-7:00

2 stops29h 08m

R24 398

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Wed 1/4

19:25-16:22

2 stops29h 57m

Ontario

Wed 8/4

16:52-7:00

2 stops29h 08m

R24 747

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Thu 19/3

13:45-18:42

2 stops37h 57m

Ontario

Mon 23/3

6:00-3:55

2 stops36h 55m

R26 524

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Sun 31/5

20:40-18:47

2 stops31h 07m

Ontario

Sun 2/8

21:13-4:00

2 stops45h 47m

R27 072

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Thu 19/3

13:45-23:59

2 stops43h 14m

Ontario

Wed 21/10

6:00-4:00

2 stops37h 00m

R27 969
Cheapest one-way
Fastest single journey

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Tue 28/4

21:15-16:22

2 stops28h 07m

R15 380

Flights are sorted by cheapest return flights first.

Deals found on 3/3

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight to Ontario

Have a flexible travel schedule? Discover the best time to fly to 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.

Cheapflights Insights

Everything you need to know about your flight to Ontario

How long is the flight to Ontario?

On average, a flight from Johannesburg to Ontario takes 28 hours 7 minutes. Flights to Ontario from other popular cities in South Africa will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Ontario?

The most popular airline flying from Johannesburg to Ontario is British Airways.

United Airlines
United Airlines
From R16 053
British Airways
British Airways
From R17 063

What are the cheapest airlines that fly to Ontario?

The cheapest airline flying from Johannesburg to Ontario is British Airways.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 3.0 - 86.0 mm per month. February is typically the wettest month, when rainfall can reach 86.0 mm. June is typically the driest time to visit Ontario when rainfall is around 3.0 mm.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 12.0 C).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated 7 March 2026.
Read reviews from past customers who have flown British Airways to the United States. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6,7
Okay
7 778 reviews
Check prices

Comfort

6,8

Overall

6,7

Boarding

6,9

Crew

7,6

Entertainment

6,4

Food

6,4

Reviews

1 / 20
6,0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6,7
Okay
7 778 reviews
British Airways
6,7
Okay
7 778 reviews
Check prices

Comfort

6,8

Overall

6,7

Boarding

6,9

Crew

7,6

Entertainment

6,4

Food

6,4

Reviews

1 / 20
6,0
Good

Roxanne,Sept 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

FAQs about flying to Ontario

  • What airport do you fly into for flights to Ontario?

    If you book a flight to Ontario, you will be flying into Ontario, which is the city’s only airport. Ontario (ONT) is located 4,9 km from the centre of Ontario.

  • Can I find cheaper flights to Ontario if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Ontario on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Ontario?

    Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to Ontario.

  • Where does the fastest flight to Ontario depart from?

    For those looking to save time traveling to Ontario, Johannesburg offers the quickest one-way flight (28 hours 7 minutes).

  • Does Ontario have car hire?

    Yes. Those touching down at Ontario can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Ontario?

    Yes. Ontario has hotels nearby for those requiring accommodations. Delta Hotels by Marriott Ontario Airport is the closest property to Ontario (0,0 km away from Ontario).

See more FAQs

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How does Cheapflights help users find flights to Ontario?

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

Cheapflights simply makes it quick and affordable to book flights to Ontario by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights to Ontario with no change fees?

Certainly. Search results for flights to Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can track prices for flights to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals to set up your price alerts.

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