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R14 898+ 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 16/1. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
Dec 16 — Dec 231
1 adult
1 adult, Economy, 0 bags

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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 16 November 2025.

Mon 29/1222:00JNB - ONT
2 stops34h 25mUnited Airlines
Mon 5/15:05ONT - JNB
2 stops27h 30mUnited Airlines
Deal found 14/11R37 869
Mon 17/1122:00JNB - ONT
2 stops29h 34mUnited Airlines
Sun 30/117:00ONT - JNB
2 stops25h 35mUnited Airlines
Deal found 13/11R45 770
Wed 19/1120:20JNB - ONT
2 stops32h 02mQatar Airways
Fri 21/1110:49ONT - JNB
2 stops31h 06mQatar Airways
Deal found 15/11R48 961
Sat 15/1113:45JNB - ONT
2 stops34h 18mQatar Airways
Sat 22/1110:49ONT - JNB
2 stops35h 51mQatar Airways
Deal found 14/11R50 651

Flights to Ontario in 2025

Find the latest flights to Ontario in 2025, 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 16 November 2025.

Return from

R16 315

One-way from

R14 898

Popular in

July

Cheapest in

February

Average price

R17 185
SWISS
  • SWISS
  • 25/1-1/2
  • 2 total stops
  • 59h 40m total
  • Johannesburg to Los Angeles
Search Deals
16/1
  • 16/1
  • 2 total stops
  • 49h 54m total
  • Johannesburg to Ontario
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (R1 393 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (R188 potential savings vs. average return price).
Search Deals
Average for return flights in November 2025
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 16 November 2025.
Use the filters below to find and compare flights to Ontario that are best for you.

Fly from

Johannesburg

Route

Depart

Return

Price

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Thu 5/2

22:00-18:45

2 stops30h 45m

Ontario

Mon 9/2

6:00-10:25

2 stops42h 25m

R16 980

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Sun 25/1

19:45-21:58

2 stops36h 13m

Ontario

Sun 1/2

5:05-18:35

2 stops27h 30m

R18 738

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Thu 5/2

19:20-22:29

2 stops37h 09m

Ontario

Mon 9/2

22:30-19:00

1 stop34h 30m

R30 650

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Mon 5/1

19:05-0:14

2 stops39h 09m

Ontario

Thu 12/2

12:02-10:50

2 stops36h 48m

R35 240

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Mon 29/12

22:00-22:25

2 stops34h 25m

Ontario

Mon 5/1

5:05-18:35

2 stops27h 30m

R37 869

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Tue 27/1

19:45-17:43

2 stops31h 58m

Ontario

Sat 7/2

6:00-18:35

2 stops26h 35m

R45 992

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Tue 13/1

22:00-17:43

2 stops29h 43m

Ontario

Sat 24/1

6:10-18:35

2 stops26h 25m

R86 096

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Tue 27/1

13:45-18:45

2 stops39h 00m

Ontario

Sat 7/2

11:53-15:35

2 stops41h 42m

R145 262

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Fri 16/1

19:05-10:59

2 stops49h 54m

R14 898

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Mon 19/1

20:30-20:36

2 stops34h 06m

R17 509

Flights are sorted by cheapest return flights first.

Deals found on 15/11

Showing 1-10 of 18 results
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 4 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 R15 611
British Airways
British Airways
From R17 532

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 16 November 2025.
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
7 524 reviews
Check prices

Crew

7,6

Overall

6,7

Boarding

6,9

Entertainment

6,4

Comfort

6,7

Food

6,3

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
7 524 reviews
British Airways
6,7
Okay
7 524 reviews
Check prices

Crew

7,6

Overall

6,7

Boarding

6,9

Entertainment

6,4

Comfort

6,7

Food

6,3

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, Cape Town Intl offers the quickest one-way flight (23 hours 36 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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