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Ontario

$636+ Cheap flights from Istanbul (IST) 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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
IST — ONT
may. 4 — may. 111
dom. 5/4
dom. 5/11
1 adult, Economy
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Cheap flight deals from Istanbul to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (IST) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated abril 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$898
(United Airlines)

One-way from

$636
(Booking.com)

Popular in

August

Cheapest in

February

Average price

$738
Provider with most accurate pricing for Istanbul-Ontario flight deals.
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Provider most trusted by Cheapflights users for Istanbul-Ontario flights.
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From Istanbul to Ontario
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One-way flight from Istanbul to Ontario
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Highest demand for flights based on searches. 18% potential increase in price ($162 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Istanbul to Ontario

Cheapest flights from Istanbul to Ontario
Explore the most affordable flight options available from Istanbul to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 29, 2025.

This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/162:00 pmIST - ONT
2 stops34h 25mUnited Airlines
vie. 5/235:10 amONT - IST
2 stops30h 10mUnited Airlines
Deal found 4/29$898
This SmartFares deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/202:55 pmIST - ONT
1 stop17h 51mMultiple Airlines
lun. 6/26:00 amONT - IST
1 stop25h 00mMultiple Airlines
Deal found 4/29$1,040
This oojo deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/88:05 pmIST - ONT
2 stops31h 25mQatar Airways
mié. 5/216:00 amONT - IST
2 stops38h 20mQatar Airways
Deal found 4/29$1,090
This British Airways deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 7/288:25 amIST - ONT
2 stops23h 13mBritish Airways
mié. 8/2012:47 pmONT - IST
2 stops20h 13mBritish Airways
Deal found 4/29$1,202
This StudentUniverse deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/82:10 pmIST - ONT
2 stops41h 01mEtihad Airways
mié. 5/2110:59 pmONT - IST
2 stops45h 11mEtihad Airways
Deal found 4/29$4,149

Cheapflights Fare Finder

Customize your flight search to find flights from Istanbul to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated abril 29, 2025.
Use the filters below to find and compare flights from Istanbul Airport to Ontario that are best for you.

Fly from

Istanbul

Fly to

Ontario

Route

Depart

Return

Price

IstanbulOntario

IST - ONT

ISTONT

Istanbul

vie. 5/16

2:00 pm-2:25 pm

2 stops34h 25m

Ontario

vie. 5/23

5:10 am-9:20 pm

2 stops30h 10m

$898

IstanbulOntario

IST - ONT

ISTONT

Istanbul

mar. 5/20

2:55 pm-10:46 pm

1 stop17h 51m

Ontario

lun. 6/2

6:00 am-5:00 pm

1 stop25h 00m

$1,040

IstanbulOntario

IST - ONT

ISTONT

Istanbul

lun. 7/28

8:25 am-9:38 pm

2 stops23h 13m

Ontario

mié. 8/20

12:47 pm-7:00 pm

2 stops20h 13m

$1,202

IstanbulOntario

IST - ONT

ISTONT

Istanbul

dom. 7/27

8:05 pm-12:13 am

2 stops38h 08m

Ontario

mié. 8/20

11:39 am-6:20 am

2 stops32h 41m

$1,527

IstanbulOntario

IST - ONT

ISTONT

Istanbul

jue. 10/9

8:15 am-10:00 pm

2 stops23h 45m

$636

IstanbulOntario

IST - ONT

ISTONT

Istanbul

sáb. 6/7

8:25 am-11:02 pm

2 stops48h 37m

$643

IstanbulOntario

IST - ONT

ISTONT

Istanbul

mié. 5/21

8:05 pm-6:25 pm

2 stops32h 20m

$690

IstanbulOntario

IST - ONT

ISTONT

Istanbul

mié. 6/4

7:15 am-9:11 pm

1 stop23h 56m

$710

IstanbulOntario

IST - ONT

ISTONT

Istanbul

sáb. 6/21

6:10 am-9:10 pm

2 stops25h 00m

$745

IstanbulOntario

IST - ONT

ISTONT

Istanbul

sáb. 6/28

2:00 pm-9:37 pm

2 stops41h 37m

$764

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Compare providers for flights from Istanbul to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Istanbul to Ontario in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Istanbul Airport-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Istanbul Airport-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Istanbul Airport-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Istanbul Airport-Ontario flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Istanbul Airport-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Istanbul to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Istanbul with our price prediction graph.
Estimated round-trip 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 from Istanbul Airport to Ontario

What is the cheapest month to book a flight from Istanbul Airport to Ontario?

Currently, August is the cheapest month in which you can book a flight from Istanbul Airport to Ontario (average of $246). Flying from Istanbul Airport to Ontario in March is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

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 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

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 abril 29, 2025.
To help decide which airline to fly from Istanbul to Ontario, see what other customers have to say about Qatar Airways, United Airlines and American Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qatar Airways
7.4
Good
3,563 reviews

Overall

7.4

Crew

7.9

Food

7.3

Boarding

7.5

Comfort

7.4

Entertainment

7.4

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.
Qatar Airways
7.4
Good
3,563 reviews
Qatar Airways
7.4
Good
3,563 reviews

Overall

7.4

Crew

7.9

Food

7.3

Boarding

7.5

Comfort

7.4

Entertainment

7.4

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.
United Airlines
7.4
Good
8,696 reviews
Qatar Airways
7.4
Good
3,563 reviews

Overall

7.4

Crew

7.9

Food

7.3

Boarding

7.5

Comfort

7.4

Entertainment

7.4

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.
American Airlines
7.2
Good
10,000 reviews
Qatar Airways
7.4
Good
3,563 reviews

Overall

7.4

Crew

7.9

Food

7.3

Boarding

7.5

Comfort

7.4

Entertainment

7.4

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.
Lufthansa
6.7
Okay
7,042 reviews
Qatar Airways
7.4
Good
3,563 reviews

Overall

7.4

Crew

7.9

Food

7.3

Boarding

7.5

Comfort

7.4

Entertainment

7.4

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.
British Airways
6.6
Okay
6,837 reviews
Qatar Airways
7.4
Good
3,563 reviews

Overall

7.4

Crew

7.9

Food

7.3

Boarding

7.5

Comfort

7.4

Entertainment

7.4

Reviews

1 / 20
6.0
Good

preeti,Jan 2025

DOH - PHL

Can improve a lot from food to crew training to entertainment etc.

Related info for your journey

Find useful and relevant information for your journey from Istanbul to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Istanbul?

    For a flight from Istanbul to Ontario, you will be flying into Ontario. Ontario (ONT) is just 3.1 mi from the center of the city. Ontario is the only Ontario airport and it handles 0 inbound flights from Istanbul per day. 0 airlines have flights to Ontario from Istanbul on a regular basis.

  • What are the cheapest airlines to fly from Istanbul Airport to Ontario one-way?

    For one-way options, check prices for British Airways. According to our data, you can fly for as low as $636. Users have also found prices from $643 and $690 on American Airlines and Qatar Airways, respectively.

  • Can I find deals for flights from Istanbul to Ontario that include hotel bookings?

    Yes. In addition to deals on Istanbul to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Istanbul to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Istanbul to Ontario.

  • Can I find deals for business class flights from Istanbul to Ontario?

    Yes. Cheapflights offers flight deals from Istanbul to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Istanbul Airport to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Istanbul Airport to Ontario (average of $246). Flying from Istanbul Airport to Ontario in March is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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