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R15 195+ Cheap flights to Ontario (ONT)

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
— ONT
jun. 1 — jun. 81
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 2 mayo 2026.

lun. 15/69:50
JNB
-
ONT
2 stops45h 49m
Etihad Airways
lun. 22/623:54
ONT
-
JNB
2 stops47h 26m
Etihad Airways
Deal found 30/4R22 409
mié. 25/1119:45
JNB
-
ONT
2 stops36h 41m
United Airlines
mié. 2/126:02
ONT
-
JNB
2 stops26h 33m
United Airlines
Deal found 29/4R24 542
sáb. 29/820:55
JNB
-
ONT
2 stops31h 08m
Qatar Airways
sáb. 5/911:58
ONT
-
JNB
2 stops31h 02m
Qatar Airways
Deal found 1/5R25 292
vie. 28/820:55
JNB
-
ONT
2 stops31h 08m
Qatar Airways
vie. 4/911:58
ONT
-
JNB
2 stops31h 02m
Qatar Airways
Deal found 30/4R26 008
jue. 18/617:50
JNB
-
ONT
2 stops52h 19m
Multiple Airlines
dom. 2/823:50
ONT
-
JNB
2 stops49h 40m
Multiple Airlines
Deal found 27/4R26 042
sáb. 20/620:55
JNB
-
ONT
2 stops34h 44m
Qatar Airways
dom. 2/821:20
ONT
-
JNB
2 stops45h 40m
Qatar Airways
Deal found 28/4R27 341
jue. 18/620:55
JNB
-
ONT
2 stops32h 01m
Qatar Airways
mar. 7/712:04
ONT
-
JNB
2 stops30h 56m
Qatar Airways
Deal found 1/5R28 207
mar. 12/519:50
JNB
-
ONT
2 stops37h 08m
Qatar Airways
mié. 3/66:00
ONT
-
JNB
2 stops37h 00m
Qatar Airways
Deal found 1/5R28 607
sáb. 25/720:55
JNB
-
ONT
2 stops32h 41m
Qatar Airways
sáb. 1/812:04
ONT
-
JNB
2 stops30h 56m
Qatar Airways
Deal found 27/4R29 407

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 2 mayo 2026.

Return from

R18 061

One-way from

R14 795

Popular in

July

Cheapest in

March

Average price

R16 695
American Airlines
  • American Airlines
  • 16/6-23/6
  • 3 total stops
  • 60h 15m total
  • Johannesburg to Los Angeles
Search Deals
Qatar Airways
  • Qatar Airways
  • 28/5
  • 2 total stops
  • 57h 06m total
  • Johannesburg to Ontario
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (R1 623 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (R201 potential savings vs. average return price).
Search Deals
Average for return flights in May 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 2 mayo 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

lun. 15/6

9:50-22:39

2 stops45h 49m

Ontario

lun. 22/6

23:54-8:20

2 stops47h 26m

R22 409
Fastest return journey

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

sáb. 29/8

20:55-19:03

2 stops31h 08m

Ontario

sáb. 5/9

11:58-4:00

2 stops31h 02m

R25 292

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

vie. 28/8

20:55-19:03

2 stops31h 08m

Ontario

vie. 4/9

11:58-4:00

2 stops31h 02m

R26 008

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

jue. 18/6

17:50-13:09

2 stops52h 19m

Ontario

dom. 2/8

23:50-10:30

2 stops49h 40m

R26 042

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

sáb. 20/6

20:55-22:39

2 stops34h 44m

Ontario

dom. 2/8

21:20-4:00

2 stops45h 40m

R27 341

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

jue. 18/6

20:55-19:56

2 stops32h 01m

Ontario

mar. 7/7

12:04-4:00

2 stops30h 56m

R28 241

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

mar. 12/5

19:50-23:58

2 stops37h 08m

Ontario

mié. 3/6

6:00-4:00

2 stops37h 00m

R28 607

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

mar. 28/7

20:55-23:11

2 stops35h 16m

Ontario

sáb. 1/8

14:15-9:00

2 stops33h 45m

R28 874

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

lun. 25/5

19:50-22:38

2 stops35h 48m

Ontario

vie. 31/7

12:04-4:00

2 stops30h 56m

R32 989
Cheapest one-way

JohannesburgOntario

JNB - ONT

JNBONT

Johannesburg OR Tambo

sáb. 23/5

21:15-19:56

2 stops31h 41m

R16 295

Flights are sorted by cheapest return flights first.

Deals found on 2/5

Showing 1-10 of 19 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 31 hours 8 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 104
British Airways
British Airways
From R17 117

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 2 mayo 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
7 937 reviews
Check prices

Food

6,4

Boarding

6,9

Comfort

6,8

Entertainment

6,4

Overall

6,7

Crew

7,7

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
7 937 reviews
British Airways
6,7
Okay
7 937 reviews
Check prices

Food

6,4

Boarding

6,9

Comfort

6,8

Entertainment

6,4

Overall

6,7

Crew

7,7

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 (31 hours 8 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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