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$552+ Cheap flights from Ontario (ONT) to Istanbul (IST)

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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — IST
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from Ontario to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Istanbul (IST). 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 febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$729
(United Airlines)

One-way from

$552
(oojo)

Popular in

June

Cheapest in

February

Average price

$901
Provider with most accurate pricing for Ontario-Istanbul flight deals.
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Provider most trusted by Cheapflights users for Ontario-Istanbul flights.
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From Ontario to Istanbul
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One-way flight from Ontario to Istanbul
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Highest demand for flights based on searches. 18% potential increase in price ($262 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Ontario to Istanbul

Cheapest flights from Ontario to Istanbul
Explore the most affordable flight options available from Ontario to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This United Airlines deal was found by Cheapflights users on 2/19. 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.
dom. 11/233:15 pmONT - IST
2 stops20h 30mUnited Airlines
vie. 12/56:30 amIST - ONT
2 stops28h 40mUnited Airlines
Deal found 2/19$729
This oojo deal was found by Cheapflights users on 2/20. 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.
lun. 3/244:30 pmONT - IST
2 stops21h 35mBritish Airways
lun. 3/318:15 pmIST - ONT
2 stops32h 18mBritish Airways
Deal found 2/20$771
This American Airlines deal was found by Cheapflights users on 2/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/242:54 pmONT - IST
2 stops23h 11mAmerican Airlines
lun. 3/318:25 amIST - ONT
3 stops23h 35mAmerican Airlines
Deal found 2/20$825
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/47:58 pmONT - IST
1 stop28h 47mMultiple Airlines
mar. 5/63:35 pmIST - ONT
2 stops52h 27mMultiple Airlines
Deal found 2/18$963
This oojo deal was found by Cheapflights users on 2/18. 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.
mar. 3/46:00 amONT - IST
2 stops43h 20mQatar Airways
mar. 3/118:10 pmIST - ONT
2 stops35h 17mQatar Airways
Deal found 2/18$1,061
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/201:05 pmONT - IST
2 stops40h 50mDelta
jue. 2/275:55 pmIST - ONT
2 stops33h 33mDelta
Deal found 2/20$1,147
This Air Canada deal was found by Cheapflights users on 2/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/181:40 pmONT - IST
3 stops23h 45mAir Canada
lun. 3/311:05 pmIST - ONT
3 stops33h 33mAir Canada
Deal found 2/19$1,191
This StudentUniverse deal was found by Cheapflights users on 2/20. 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.
mar. 9/1611:37 pmONT - IST
2 stops44h 33mEtihad Airways
vie. 9/262:15 pmIST - ONT
2 stops42h 07mEtihad Airways
Deal found 2/20$1,448
This KLM deal was found by Cheapflights users on 2/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/2512:00 pmONT - IST
2 stops17h 55mKLM
mié. 12/35:10 amIST - ONT
2 stops22h 07mKLM
Deal found 2/19$1,638

Find flights from Ontario to Istanbul within your budget

Customize your flight search to find flights from Ontario to Istanbul 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 febrero 20, 2025.

Fly from

Ontario

Fly to

Istanbul

Route

Depart

Return

Price

OntarioIstanbul

ONT - IST

ONTIST

Ontario

mar. 3/25

10:38 am-6:05 pm

2 stops21h 27m

Istanbul

mar. 4/1

6:10 am-5:51 pm

2 stops21h 41m

$729

OntarioIstanbul

ONT - IST

ONTIST

Ontario

lun. 3/24

4:30 pm-12:05 am

2 stops21h 35m

Istanbul

lun. 3/31

8:15 pm-6:33 pm

2 stops32h 18m

$771

OntarioIstanbul

ONT - IST

ONTIST

Ontario

lun. 3/24

2:54 pm-12:05 am

2 stops23h 11m

Istanbul

lun. 3/31

8:25 am-10:00 pm

3 stops23h 35m

$825

OntarioIstanbul

ONT - IST

ONTIST

Ontario

mar. 3/4

7:58 pm-11:45 am

1 stop28h 47m

Istanbul

mar. 5/6

3:35 pm-10:02 am

2 stops52h 27m

$963

OntarioIstanbul

ONT - IST

ONTIST

Ontario

mar. 3/4

6:00 am-12:20 pm

2 stops43h 20m

Istanbul

mar. 3/11

8:10 pm-9:27 pm

2 stops35h 17m

$1,061

OntarioIstanbul

ONT - IST

ONTIST

Ontario

mar. 3/18

7:00 am-4:55 pm

2 stops23h 55m

Istanbul

lun. 3/31

4:20 am-11:56 pm

2 stops29h 36m

$1,151

OntarioIstanbul

ONT - IST

ONTIST

Ontario

mar. 3/18

1:40 pm-11:25 pm

3 stops23h 45m

Istanbul

lun. 3/31

1:05 pm-12:38 pm

3 stops33h 33m

$1,191

OntarioIstanbul

ONT - IST

ONTIST

Ontario

dom. 3/9

1:30 pm-4:55 pm

2 stops17h 25m

Istanbul

lun. 3/17

5:10 am-4:34 pm

2 stops21h 24m

$1,638

OntarioIstanbul

ONT - IST

ONTIST

Ontario

mar. 5/20

10:40 pm-6:20 am

2 stops45h 40m

Istanbul

mar. 6/3

2:35 pm-9:22 pm

2 stops40h 47m

$1,995

OntarioIstanbul

ONT - IST

ONTIST

Ontario

mar. 3/25

6:00 am-12:20 pm

2 stops44h 20m

$552

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 16 results
1
2

Compare providers for flights from Ontario to Istanbul

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 Ontario to Istanbul in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*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 Ontario-Istanbul Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Istanbul Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Istanbul Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Istanbul Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Ontario-Istanbul Airport 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 Ontario to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Ontario 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.

Travel insights for flights from Ontario to Istanbul

Get recent, data-driven insights about flights from Ontario to Istanbul including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from Ontario to Istanbul Airport (average of $923). Flying from Ontario to Istanbul Airport in June is currently the most expensive (average of $1,423). 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.

What is the cheapest time of day to fly from ONT to IST?

Find hourly flight availability from Ontario to Istanbul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated febrero 20, 2025.

It’s typically best to fly out from Ontario to Istanbul Airport at noon. Doing so could potentially save you 8% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Istanbul by month

Plan your trip to Istanbul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Istanbul Airport ranges from 0.4 - 3.9 inches per month. December is typically the wettest month, when rainfall can reach 3.9 in. July is typically the driest time to visit Istanbul Airport when rainfall is around 0.4 in.

Temperature in Istanbul by month

Plan your trip to Istanbul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Istanbul Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Istanbul

Get insights into the airlines that provide service to Istanbul. 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 Istanbul. Reviews last updated febrero 20, 2025.
To help decide which airline to fly from Ontario to Istanbul, see what other customers have to say about Delta, KLM and Qatar Airways. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,219 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,333 reviews
Delta
8.0
Very good
8,219 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Qatar Airways
7.4
Good
3,613 reviews
Delta
8.0
Very good
8,219 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,765 reviews
Delta
8.0
Very good
8,219 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Etihad Airways
7.4
Good
1,178 reviews
Delta
8.0
Very good
8,219 reviews

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Istanbul. 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 from for flights from Ontario to Istanbul?

    Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Istanbul. You should not have trouble finding flights to Istanbul from Ontario; the airport handles an average of 0 outbound flights to Istanbul per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Ontario airport to Istanbul. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

  • What are the cheapest airlines flying from Ontario to Istanbul Airport round-trip?

    Our cheapest airline available from Ontario to Istanbul Airport is United Airlines. Our recent data shows that you can find tickets from as low as $729 on this airline. Additional options worth looking into are British Airways and American Airlines, starting at $771 and $825 round-trip.

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

    $552 is the cheapest one-way deal found within the past few days, from Qatar Airways. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $642 and $676, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Istanbul 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 Ontario to Istanbul Airport?

    Currently, November is the cheapest month in which you can book a flight from Ontario to Istanbul Airport (average of $923). Flying from Ontario to Istanbul Airport in June is currently the most expensive (average of $1,423). 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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