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R14 579+ 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 30/9. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
Sep 5 — Sep 121
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 6 Ogos 2026.

Rabu 7/1021:55 -
1 stop29h 27m
Jumaat 30/107:07 -
1 stop27h 03m
Deal found 1/8R16 507
Rabu 23/922:00 -
2 stops32h 59m
Rabu 30/95:00 -
2 stops28h 30m
Deal found 3/8R18 877
Isnin 7/922:00 -
2 stops33h 59m
Ahad 20/96:00 -
2 stops27h 30m
Deal found 2/8R20 675
Sabtu 10/1022:00 -
2 stops32h 59m
Sabtu 17/106:00 -
2 stops27h 30m
Deal found 1/8R20 691
Selasa 13/1014:05 -
2 stops36h 55m
Khamis 5/1119:10 -
2 stops51h 30m
Deal found 1/8R22 146
Khamis 15/1020:55 -
2 stops30h 05m
Khamis 22/1011:13 -
2 stops31h 47m
Deal found 2/8R24 614
Rabu 7/1020:55 -
2 stops46h 22m
Jumaat 30/1011:13 -
2 stops36h 27m
Deal found 1/8R24 826
Rabu 7/1020:55 -
2 stops35h 47m
Sabtu 31/106:02 -
2 stops41h 38m
Deal found 1/8R25 071
Isnin 5/1020:55 -
2 stops30h 05m
Isnin 12/1011:13 -
2 stops31h 47m
Deal found 3/8R25 333
Sabtu 29/822:00 -
2 stops32h 59m
Sabtu 5/95:00 -
2 stops28h 30m
Deal found 1/8R25 611

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 6 Ogos 2026.

Return from

R16 278

One-way from

R12 683

Popular in

August

Cheapest in

March

Average price

R20 806
14/9-21/9
  • 14/9-21/9
  • 3 total stops
  • 63h 15m total
  • Johannesburg to Los Angeles
Search Deals
30/8
  • 30/8
  • 3 total stops
  • 51h 54m total
  • Johannesburg to Ontario
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (R1 161 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (R267 potential savings vs. average return price).
Search Deals
Average for return flights in August 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 6 Ogos 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 Johannesburg OR Tambo - ONT Ontario

JNBONT

Johannesburg OR Tambo

Khamis 17/9

22:00-22:59

2 stops33h 59m

Ontario

Khamis 24/9

5:00-18:30

2 stops28h 30m

R16 507
Fastest return journey

JohannesburgOntario

JNB Johannesburg OR Tambo - ONT Ontario

JNBONT

Johannesburg OR Tambo

Rabu 2/12

21:20-11:10

1 stop23h 50m

Ontario

Isnin 11/1

12:00-19:10

1 stop21h 10m

R16 589

JohannesburgOntario

JNB Johannesburg OR Tambo - ONT Ontario

JNBONT

Johannesburg OR Tambo

Rabu 23/9

22:00-21:59

2 stops32h 59m

Ontario

Rabu 30/9

5:00-18:30

2 stops28h 30m

R18 877

JohannesburgOntario

JNB Johannesburg OR Tambo - ONT Ontario

JNBONT

Johannesburg OR Tambo

Isnin 7/9

22:00-22:59

2 stops33h 59m

Ontario

Ahad 20/9

6:00-18:30

2 stops27h 30m

R20 675

JohannesburgOntario

JNB Johannesburg OR Tambo - ONT Ontario

JNBONT

Johannesburg OR Tambo

Sabtu 10/10

22:00-21:59

2 stops32h 59m

Ontario

Sabtu 17/10

6:00-18:30

2 stops27h 30m

R20 691

JohannesburgOntario

JNB Johannesburg OR Tambo - ONT Ontario

JNBONT

Johannesburg OR Tambo

Selasa 13/10

14:05-18:00

2 stops36h 55m

Ontario

Khamis 5/11

16:09-8:40

2 stops54h 31m

R22 228

JohannesburgOntario

JNB Johannesburg OR Tambo - ONT Ontario

JNBONT

Johannesburg OR Tambo

Khamis 15/10

20:55-18:00

2 stops30h 05m

Ontario

Khamis 22/10

11:13-4:00

2 stops31h 47m

R24 614

JohannesburgOntario

JNB Johannesburg OR Tambo - ONT Ontario

JNBONT

Johannesburg OR Tambo

Rabu 7/10

20:55-10:17

2 stops46h 22m

Ontario

Jumaat 30/10

11:13-8:40

2 stops36h 27m

R24 826

JohannesburgOntario

JNB Johannesburg OR Tambo - ONT Ontario

JNBONT

Johannesburg OR Tambo

Sabtu 19/12

22:00-18:44

2 stops30h 44m

Ontario

Sabtu 9/1

5:00-18:35

2 stops27h 35m

R25 643

JohannesburgOntario

JNB Johannesburg OR Tambo - ONT Ontario

JNBONT

Johannesburg OR Tambo

Isnin 7/9

20:55-19:03

2 stops31h 08m

Ontario

Ahad 20/9

12:12-4:00

2 stops30h 48m

R26 951

Flights are sorted by cheapest return flights first.

Deals found on 5/8

Showing 1-10 of 21 resultsSorted by cheapest first
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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 32 hours 26 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 797
British Airways
British Airways
From R17 138

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 6 Ogos 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
8 147 reviews
Check prices

Crew

7,7

Boarding

7,0

Entertainment

6,5

Overall

6,7

Food

6,4

Comfort

6,8

Reviews

1 / 20
6,0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.
British Airways
6,7
Okay
8 147 reviews
British Airways
6,7
Okay
8 147 reviews
Check prices

Crew

7,7

Boarding

7,0

Entertainment

6,5

Overall

6,7

Food

6,4

Comfort

6,8

Reviews

1 / 20
6,0
Good

Anonymous,May 2025

LHR - LAX

We needed assistance (wheelchair, golf cart, whatever ) to get to next gate. We requested it. None was provided.

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 (32 hours 26 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?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Ontario today with Cheapflights!

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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