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R14 179+ 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 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
May 10 — May 171
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 10 April 2026.

Wed 18/1122:00
JNB
-
ONT
2 stops45h 57m
British Airways
Sun 22/1116:47
ONT
-
JNB
2 stops28h 48m
British Airways
Deal found 5/4R17 445
Thu 12/1122:00
JNB
-
ONT
2 stops35h 57m
British Airways
Mon 16/1116:47
ONT
-
JNB
2 stops28h 48m
British Airways
Deal found 9/4R17 462
Mon 9/1122:00
JNB
-
ONT
2 stops30h 22m
British Airways
Mon 4/116:45
ONT
-
JNB
2 stops28h 50m
British Airways
Deal found 9/4R18 676
Mon 25/523:15
JNB
-
ONT
2 stops32h 19m
KLM
Tue 9/611:50
ONT
-
JNB
2 stops38h 15m
KLM
Deal found 9/4R23 009
Thu 3/920:55
JNB
-
ONT
2 stops31h 08m
Qatar Airways
Mon 7/911:58
ONT
-
JNB
2 stops31h 02m
Qatar Airways
Deal found 9/4R23 058
Wed 15/419:50
JNB
-
ONT
2 stops36h 56m
Qatar Airways
Wed 22/410:39
ONT
-
JNB
2 stops32h 21m
Qatar Airways
Deal found 6/4R23 288
Fri 17/419:50
JNB
-
ONT
2 stops37h 09m
Qatar Airways
Fri 24/47:30
ONT
-
JNB
2 stops35h 30m
Qatar Airways
Deal found 8/4R23 304
Mon 25/523:15
JNB
-
ONT
2 stops32h 19m
KLM
Mon 8/611:50
ONT
-
JNB
2 stops38h 15m
KLM
Deal found 7/4R24 453
Sat 18/419:50
JNB
-
ONT
2 stops36h 56m
Qatar Airways
Sat 25/46:00
ONT
-
JNB
2 stops37h 00m
Qatar Airways
Deal found 9/4R24 781
Mon 27/412:40
JNB
-
ONT
2 stops41h 14m
Qatar Airways
Tue 26/519:41
ONT
-
JNB
2 stops47h 19m
Qatar Airways
Deal found 6/4R24 880

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 10 April 2026.

Return from

R16 100

One-way from

R14 179

Popular in

July

Cheapest in

March

Average price

R18 414
19/5-26/5
  • 19/5-26/5
  • 2 total stops
  • 53h 20m total
  • Johannesburg to Los Angeles
Search Deals
18/9
  • 18/9
  • 2 total stops
  • 38h 24m total
  • Johannesburg to Ontario
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (R1 590 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (R210 potential savings vs. average return price).
Search Deals
Average for return flights in April 2026
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 10 April 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

Thu 3/9

20:55-19:03

2 stops31h 08m

Ontario

Mon 7/9

11:58-4:00

2 stops31h 02m

R23 058

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Mon 25/5

23:15-22:34

2 stops32h 19m

Ontario

Mon 8/6

11:50-11:05

2 stops38h 15m

R24 453

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Wed 6/5

19:50-22:40

2 stops35h 50m

Ontario

Wed 13/5

12:06-4:00

2 stops30h 54m

R24 978

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Mon 25/5

18:00-20:47

2 stops59h 47m

Ontario

Tue 9/6

22:41-10:30

2 stops50h 49m

R26 652

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Fri 24/4

19:50-22:32

2 stops35h 42m

Ontario

Tue 26/5

10:22-4:00

2 stops32h 38m

R30 099

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Sun 26/4

19:50-19:05

2 stops32h 15m

Ontario

Tue 26/5

10:22-10:30

2 stops39h 08m

R30 345

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Mon 20/4

19:50-13:18

2 stops50h 28m

Ontario

Mon 25/5

7:00-4:00

2 stops36h 00m

R32 987

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Fri 8/5

19:50-22:32

2 stops35h 42m

Ontario

Thu 28/5

10:22-4:00

2 stops32h 38m

R35 268

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Sun 3/5

19:50-19:05

2 stops32h 15m

Ontario

Thu 28/5

12:40-10:30

2 stops36h 50m

R35 514

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Wed 6/5

19:50-22:40

2 stops35h 50m

Ontario

Thu 28/5

10:22-10:30

2 stops39h 08m

R36 811

Flights are sorted by cheapest return flights first.

Deals found on 7/4

Showing 1-10 of 21 resultsSorted by cheapest first
1
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3

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 30 hours 53 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.

British Airways
British Airways
From R16 860

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 10 April 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
7 869 reviews
Check prices

Food

6,4

Crew

7,7

Overall

6,7

Comfort

6,8

Boarding

6,9

Entertainment

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
7 869 reviews
British Airways
6,7
Okay
7 869 reviews
Check prices

Food

6,4

Crew

7,7

Overall

6,7

Comfort

6,8

Boarding

6,9

Entertainment

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, British Airways 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, Cape Town Intl offers the quickest one-way flight (30 hours 45 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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