$282 Cheap Flights from Istanbul (IST) to Sinop (NOP)

View $282 flight on Sat, Aug 16, 2025Opens in a new window

Popular airlines from Istanbul Airport (IST) to Sinop (NOP)

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Cheap Flights from Istanbul to Sinop (IST-NOP)

Prices were available within the past 7 days and start at $282 for one-way flights and $537 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Wed, Aug 20 - Fri, Aug 22
IST
Istanbul
NOP
Sinop
$537 Roundtrip, found 8 hours ago
$537
Roundtrip
found 8 hours ago
Select Turkish Airlines flight, departing Wed, Aug 20 from Istanbul to Sinop, returning Fri, Aug 22, priced at $537 found 8 hours ago
Flights from Istanbul (SAW) to Sinop (NOP)
Origin airport
Sabiha Gokcen Intl.
Destination airport
Sinop
Roundtrip price
$135
Distance
308 mi
Average flight time
1 hour 25 mins

Istanbul to Sinop Flights

The cheapest times to fly from Istanbul to Sinop

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Istanbul to Sinop are during the month of August. You can find some of the cheapest flights from Istanbul to Sinop with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Istanbul to Sinop

Sunday is one of the best days to book for cheap flights from Istanbul to Sinop: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Istanbul to Sinop

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Istanbul to Sinop in 2025. You can also book with separate airlines for your outbound and return journeys, from $282 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Istanbul to Sinop flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Istanbul to Sinop airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Istanbul (IST) to Sinop Airport (NOP) cost?
Discover the latest flight deals from IST to NOP by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from IST to NOP?
The cheapest flights from IST to NOP are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Istanbul (IST) to Sinop Airport (NOP)?
Although Istanbul (IST) doesn't have any direct flights to Sinop Airport (NOP), other airports have nonstop options. Traveling from Ataturk Intl. Airport (IST) will get you to Sinop without any detours.
What is the cheapest airline that flies from IST to NOP?
With prices starting from $282 for a one-way flight from IST to NOP, Turkish Airlines is currently the cheapest carrier for this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from IST on August 9 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Istanbul (IST) to Sinop Airport (NOP)?
You'll have to take a flight with a layover when traveling from Istanbul (IST) to Sinop Airport (NOP). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from IST to NOP?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Istanbul (IST) to Sinop Airport (NOP)?
Select a flight from Istanbul (IST) to Sinop Airport (NOP) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Istanbul (IST) to Sinop Airport (NOP) last-minute?
Holding off until just before your departure to book your flight from IST to NOP often results in higher prices. While it's possible to find some last-minute discounts, they aren't always guaranteed. Be flexible with your travel plans for a better chance of getting a bargain.
Is it cheaper to book an IST to NOP flight and hotel package?
Compared with arranging flights and hotels separately, booking an IST to NOP flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place will take the stress out of travel planning. Simply pick your flights and select from our wide range of hotels, then customize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Istanbul (IST) to Sinop Airport (NOP)?
It's usually possible to reschedule or cancel your IST to NOP flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

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