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R12 717+ 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 31/10. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
Jul 25 — Aug 11
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 25 June 2026.

Tue 11/821:15
JNB
-
ONT
2 stops54h 00m
British Airways
Fri 21/814:27
ONT
-
JNB
2 stops57h 58m
British Airways
Deal found 21/6R18 266
Mon 13/722:00
JNB
-
ONT
2 stops32h 55m
United Airlines
Wed 5/86:00
ONT
-
JNB
2 stops27h 30m
United Airlines
Deal found 25/6R18 861
Fri 3/719:00
JNB
-
ONT
2 stops36h 51m
United Airlines
Tue 28/75:00
ONT
-
JNB
2 stops28h 30m
United Airlines
Deal found 24/6R22 726
Fri 25/922:00
JNB
-
ONT
2 stops32h 59m
United Airlines
Fri 2/105:00
ONT
-
JNB
2 stops28h 30m
United Airlines
Deal found 24/6R23 271
Wed 8/714:05
JNB
-
ONT
2 stops42h 06m
Qatar Airways
Sun 12/76:02
ONT
-
JNB
2 stops36h 58m
Qatar Airways
Deal found 23/6R24 542
Sat 11/721:55
JNB
-
ONT
1 stop29h 35m
Delta
Mon 27/722:00
ONT
-
JNB
1 stop36h 40m
Delta
Deal found 22/6R25 236
Tue 23/620:55
JNB
-
ONT
2 stops32h 01m
Qatar Airways
Mon 29/612:04
ONT
-
JNB
2 stops30h 56m
Qatar Airways
Deal found 22/6R27 416
Thu 23/79:45
JNB
-
ONT
2 stops45h 51m
Etihad Airways
Mon 27/723:51
ONT
-
JNB
2 stops47h 29m
Etihad Airways
Deal found 21/6R27 779
Sat 27/620:55
JNB
-
ONT
2 stops32h 41m
Qatar Airways
Sat 4/712:04
ONT
-
JNB
2 stops30h 56m
Qatar Airways
Deal found 25/6R27 846
Thu 30/720:55
JNB
-
ONT
2 stops32h 37m
Qatar Airways
Thu 13/812:04
ONT
-
JNB
2 stops30h 56m
Qatar Airways
Deal found 22/6R27 945
Tue 3/1120:20
JNB
-
ONT
2 stops32h 08m
Qatar Airways
Tue 10/116:00
ONT
-
JNB
2 stops40h 40m
Qatar Airways
Deal found 25/6R28 027
Thu 15/1020:55
JNB
-
ONT
2 stops30h 08m
Qatar Airways
Thu 22/1014:22
ONT
-
JNB
2 stops33h 48m
Qatar Airways
Deal found 25/6R28 258

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 25 June 2026.

Return from

R17 820

One-way from

R12 717

Popular in

August

Cheapest in

March

Average price

R19 769
British Airways
  • British Airways
  • 6/7-5/8
  • 2 total stops
  • 59h 55m total
  • Johannesburg to Los Angeles
Search Deals
Qatar Airways
  • Qatar Airways
  • 31/10
  • 2 total stops
  • 32h 08m total
  • Johannesburg to Ontario
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (R1 061 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (R287 potential savings vs. average return price).
Search Deals
Average for return flights in June 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 25 June 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

Wed 8/7

14:05-23:11

2 stops42h 06m

Ontario

Sun 12/7

6:02-4:00

2 stops36h 58m

R24 542

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Thu 23/7

9:45-22:36

2 stops45h 51m

Ontario

Mon 27/7

23:51-8:20

2 stops47h 29m

R27 779
Fastest return journey

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Sat 11/7

21:55-18:30

1 stop29h 35m

Ontario

Sun 2/8

11:48-19:40

1 stop22h 52m

R28 539

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Wed 19/8

9:45-22:38

2 stops45h 53m

Ontario

Sun 30/8

23:59-8:20

2 stops47h 21m

R29 150

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Thu 9/7

9:45-22:36

2 stops45h 51m

Ontario

Mon 27/7

23:51-8:20

2 stops47h 29m

R29 497

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Thu 16/7

9:45-22:36

2 stops45h 51m

Ontario

Sun 2/8

23:58-8:20

2 stops47h 22m

R30 224

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Tue 14/7

17:55-22:44

2 stops61h 49m

Ontario

Sun 2/8

23:58-10:30

2 stops49h 32m

R31 859

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Wed 15/7

18:00-22:44

2 stops37h 44m

Ontario

Tue 28/7

23:51-10:30

2 stops49h 39m

R33 461

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Tue 14/7

17:55-22:44

2 stops61h 49m

Ontario

Tue 28/7

23:51-10:30

2 stops49h 39m

R33 461

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

Mon 6/7

9:45-22:44

2 stops45h 59m

Ontario

Sun 2/8

23:58-8:20

2 stops47h 22m

R33 593

Flights are sorted by cheapest return flights first.

Deals found on 25/6

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
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 52 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 963
British Airways
British Airways
From R16 967

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 25 June 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
8 072 reviews
Check prices

Crew

7,7

Boarding

6,9

Entertainment

6,4

Food

6,4

Comfort

6,8

Overall

6,7

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
8 072 reviews
British Airways
6,7
Okay
8 072 reviews
Check prices

Crew

7,7

Boarding

6,9

Entertainment

6,4

Food

6,4

Comfort

6,8

Overall

6,7

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 (30 hours 52 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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Find flights to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class flights to Ontario
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Fly with Cheapflights

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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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