What airlines fly to Istanbul Airport?

Turkish Airlines, Lufthansa and KLM are the top three most popular airlines that fly to Istanbul Airport from Ontario according to our data. Turkish Airlines is the first choice among our users, with 87% of people opting to fly with this airline when traveling to Istanbul Airport. Keep in mind that there are 14 different airlines that fly to Istanbul Airport on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Ontario to Istanbul?

United Airlines is the most popular carrier operating from Ontario to Istanbul

When did momondo last update prices for flights from Ontario Airport to Istanbul Airport?

Prices for flights from Ontario Airport to Istanbul Airport were last updated today.

How many operators does momondo search for flights from Ontario Airport to Istanbul Airport?

As of February 2026, there is 1 operator available to choose from for flights from Ontario Airport to Istanbul Airport.

How old do you have to be to fly from Ontario Airport to Istanbul Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Istanbul Airport.

What documentation or ID do you need to fly to Istanbul Airport?

The travel and health documents required for your trip to Istanbul Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Istanbul Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$464 Cheap Flights from Ontario to Istanbul Airport in 2026

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Find the cheapest flights from Ontario to Istanbul

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:10 am - 4:55 pm

ONT

IST

25h 45m

2 stops

5:40 am - 5:47 pm

IST

ONT

22h 07m

2 stops

$579United Airlines

Tue, Apr 7 - Wed, Apr 22

1:27 pm - 9:25 pm

ONT

IST

21h 58m

2 stops

1:55 pm - 12:20 pm

IST

ONT

32h 25m

2 stops

$584United Airlines

Mon, Apr 13 - Tue, Apr 28

7:00 am - 9:35 pm

ONT

IST

28h 35m

2 stops

5:50 am - 12:20 pm

IST

ONT

40h 30m

2 stops

$634United Airlines

Sun, Apr 12 - Sun, Apr 26

1:50 pm - 10:45 pm

ONT

IST

22h 55m

2 stops

5:40 am - 10:26 pm

IST

ONT

26h 46m

2 stops

$654United Airlines

Mon, Mar 16 - Wed, Apr 1

7:00 am - 1:00 pm

ONT

IST

20h 00m

2 stops

5:55 pm - 9:50 pm

IST

ONT

37h 55m

2 stops

$659Lufthansa

Thu, Apr 16 - Mon, Apr 20

1:40 pm - 10:45 pm

ONT

IST

23h 05m

2 stops

1:55 pm - 6:02 pm

IST

ONT

38h 07m

2 stops

$674United Airlines

Mon, Mar 23 - Mon, Apr 6

1:27 pm - 9:35 pm

ONT

IST

22h 08m

2 stops

5:50 am - 5:47 pm

IST

ONT

21h 57m

2 stops

$679United Airlines

Thu, Apr 23 - Mon, Apr 27

1:34 pm - 9:15 pm

ONT

IST

21h 41m

2 stops

1:55 pm - 10:59 pm

IST

ONT

19h 04m

2 stops

$700United Airlines

Tue, Apr 28 - Thu, May 14

1:34 pm - 9:35 pm

ONT

IST

22h 01m

2 stops

5:40 am - 9:50 pm

IST

ONT

26h 10m

2 stops

$704United Airlines

Thu, Apr 9 - Thu, Apr 23

1:34 pm - 9:35 pm

ONT

IST

46h 01m

2 stops

5:50 am - 10:59 pm

IST

ONT

27h 09m

2 stops

$709United Airlines

Sat, Apr 25 - Sun, May 10

KLM flights from Ontario to Istanbul Airport

Our best KLM deals on Ontario to Istanbul Airport flight tickets

KLM

Mar 9

ONT11:59 amOntario

18h 56m

2 stops

IST4:55 pmIstanbul

Mar 17

IST4:50 amIstanbul

22h 23m

2 stops

ONT5:13 pmOntario

$741

KLM

Feb 26

ONT7:30 amOntario

22h 25m

2 stops

IST4:55 pmIstanbul

Mar 11

IST5:55 pmIstanbul

37h 05m

2 stops

ONT9:00 pmOntario

$1,081

British Airways flights from Ontario to Istanbul Airport

Our best British Airways deals on Ontario to Istanbul Airport flight tickets

British Airways

Feb 24

ONT5:02 pmOntario

20h 58m

2 stops

IST1:00 amIstanbul

Mar 10

IST7:35 amIstanbul

24h 32m

2 stops

ONT10:07 pmOntario

$1,128

British Airways

Mar 1

ONT5:02 pmOntario

20h 48m

2 stops

IST12:50 amIstanbul

Mar 17

IST7:35 amIstanbul

24h 32m

2 stops

ONT10:07 pmOntario

$1,280

British Airways

Mar 1

ONT5:02 pmOntario

20h 48m

2 stops

IST12:50 amIstanbul

Mar 17

IST7:35 amIstanbul

24h 32m

2 stops

ONT10:07 pmOntario

$1,282

momondo Fare Finder

Use the filters below to find and compare flights from Ontario to Istanbul Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioIstanbul

ONT - IST

ONTIST

Ontario

Tue 4/7

5:10 am-4:55 pm

2 stops25h 45m

Istanbul

Wed 4/22

5:40 am-5:47 pm

2 stops22h 07m

$579

OntarioIstanbul

ONT - IST

ONTIST

Ontario

Mon 4/13

1:27 pm-9:25 pm

2 stops21h 58m

Istanbul

Tue 4/28

1:55 pm-12:20 pm

2 stops32h 25m

$584

OntarioIstanbul

ONT - IST

ONTIST

Ontario

Sun 4/12

7:00 am-9:35 pm

2 stops28h 35m

Istanbul

Sun 4/26

5:50 am-12:20 pm

2 stops40h 30m

$634

OntarioIstanbul

ONT - IST

ONTIST

Ontario

Mon 3/16

1:50 pm-10:45 pm

2 stops22h 55m

Istanbul

Wed 4/1

5:40 am-10:26 pm

2 stops26h 46m

$654

OntarioIstanbul

ONT - IST

ONTIST

Ontario

Thu 4/16

7:00 am-1:00 pm

2 stops20h 00m

Istanbul

Mon 4/20

5:55 pm-9:50 pm

2 stops37h 55m

$659

OntarioIstanbul

ONT - IST

ONTIST

Ontario

Mon 3/23

1:40 pm-10:45 pm

2 stops23h 05m

Istanbul

Mon 4/6

1:55 pm-6:02 pm

2 stops38h 07m

$674

OntarioIstanbul

ONT - IST

ONTIST

Ontario

Thu 4/23

1:27 pm-9:35 pm

2 stops22h 08m

Istanbul

Mon 4/27

5:50 am-5:47 pm

2 stops21h 57m

$679

OntarioIstanbul

ONT - IST

ONTIST

Ontario

Tue 4/28

1:34 pm-9:15 pm

2 stops21h 41m

Istanbul

Thu 5/14

1:55 pm-10:59 pm

2 stops19h 04m

$700

OntarioIstanbul

ONT - IST

ONTIST

Ontario

Thu 4/9

1:34 pm-9:35 pm

2 stops22h 01m

Istanbul

Thu 4/23

5:40 am-9:50 pm

2 stops26h 10m

$704

OntarioIstanbul

ONT - IST

ONTIST

Ontario

Sat 4/25

1:34 pm-9:35 pm

2 stops46h 01m

Istanbul

Sun 5/10

5:50 am-10:59 pm

2 stops27h 09m

$709

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Istanbul Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Istanbul Airport?

Our data shows that Tuesday is the least expensive day to fly to Istanbul Airport. Tickets to fly out on this day can be as low as $899. On the other hand, Friday is the most expensive day to depart from Ontario because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,060.

What is the cheapest time of day to depart on your flight to Istanbul Airport?

In the morning is the cheapest time of day to fly from Ontario to Istanbul Airport when you can find flight prices for as low as $822. Flying to Istanbul Airport in the morning is an ideal time because this is during off-peak travel hours. Flights in the evening are often more expensive with an average ticket price of $1,040.

When to book flights from Ontario to Istanbul Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Istanbul Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Istanbul Airport (ONT to IST) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Istanbul Airport

Fastest flight time	17h 37m
Direct flights	None

The fastest flight from Ontario to Istanbul Airport takes 17h 37m

There are no direct flights from Ontario to Istanbul Airport. There are no popular flight routes from Ontario to Istanbul Airport.

Search flight deals

How far is Ontario to Istanbul by plane?
A flight from Ontario to Istanbul will travel around 6805.8 mi. In terms of flight time, this usually takes a little over 17h 37m.
When did momondo last update prices for flights from Ontario Airport to Istanbul Airport?
Prices for flights from Ontario Airport to Istanbul Airport were last updated today.
How many operators does momondo search for flights from Ontario Airport to Istanbul Airport?
As of February 2026, there is 1 operator available to choose from for flights from Ontario Airport to Istanbul Airport.
How old do you have to be to fly from Ontario Airport to Istanbul Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Istanbul Airport.
What documentation or ID do you need to fly to Istanbul Airport?
The travel and health documents required for your trip to Istanbul Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Istanbul Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Ontario to Istanbul Airport?
Based on momondo bookings for flights between Ontario and Istanbul Airport, the leading airline is United Airlines, making up 100% of the total bookings.

Best airlines flying from Ontario to Istanbul Airport

Compare and see reviews for airlines that fly from Ontario to Istanbul Airport with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $775	Free Cancellation	Rating 7.4 9,325 reviews		Search United Airlines flights

Yalova

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Istanbul?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Istanbul. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to Istanbul with flexible booking policies on momondo?

All flight searches from Ontario to Istanbul on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Istanbul?

momondo provides multiple filters to help you find the best flight to Istanbul from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ontario to Istanbul right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Istanbul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Istanbul Airport trip

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Flights to Istanbul Sabiha Gokcen Airportfrom $472

Cheap flights from Ontario to Istanbul from $464

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Istanbul departing on 4/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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KLM flights from Ontario to Istanbul Airport

Our best KLM deals on Ontario to Istanbul Airport flight tickets

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Our best British Airways deals on Ontario to Istanbul Airport flight tickets

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Use the filters below to find and compare flights from Ontario to Istanbul Airport that are best for you.

See travel insights to Istanbul from

How to get the cheapest flight ticket from Ontario to Istanbul Airport

What is the cheapest day to depart on your flight to Istanbul Airport?

What is the cheapest time of day to depart on your flight to Istanbul Airport?

What is the cheapest airline that flies from Ontario to Istanbul?

What airlines fly to Istanbul Airport?

When to book flights from Ontario to Istanbul Airport

Cheap Ontario to Istanbul Airport (ONT to IST) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Istanbul Airport

Fastest flight time

Direct flights

Best airlines flying from Ontario to Istanbul Airport

Compare and see reviews for airlines that fly from Ontario to Istanbul Airport with momondo

Traveling to a place near Istanbul?

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Istanbul?

Can I find flights from Ontario to Istanbul with flexible booking policies on momondo?

How can momondo help me find flights from Ontario to Istanbul?

I’m not ready to book a flight from Ontario to Istanbul right now. Can momondo alert me if prices change?

An easier way to manage your Istanbul Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Istanbul

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According to popular flight searches on momondo this year

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List of cabin classes available on flights landing in Istanbul. Availability may vary depending on flight origin and airline.

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