Cheap Flights from Sinop to Istanbul

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Flight deals from Sinop to Istanbul

Looking for a cheap last-minute deal or the best round-trip flight from Sinop Airport to Istanbul Airport? If you want to travel next month, round-trip fares start from $166. Find the lowest prices on one-way and round-trip tickets right here.

Istanbul.$115 per passenger.Departing Fri, Dec 18, returning Fri, Dec 25.Round-trip flight with Turkish Airlines.Outbound direct flight with Turkish Airlines departing from Sinop on Fri, Dec 18, arriving in Istanbul.Inbound direct flight with Turkish Airlines departing from Istanbul on Fri, Dec 25, arriving in Sinop.Price includes taxes and charges.From $115, select.

Istanbul.$115 per passenger.Departing Sat, Jan 2, returning Sat, Jan 9.Round-trip flight with Turkish Airlines.Outbound direct flight with Turkish Airlines departing from Sinop on Sat, Jan 2, arriving in Istanbul.Inbound direct flight with Turkish Airlines departing from Istanbul on Sat, Jan 9, arriving in Sinop.Price includes taxes and charges.From $115, select.

Istanbul.$129 per passenger.Departing Thu, Oct 1, returning Sun, Oct 4.Round-trip flight with Turkish Airlines.Outbound direct flight with Turkish Airlines departing from Sinop on Thu, Oct 1, arriving in Istanbul.Inbound direct flight with Turkish Airlines departing from Istanbul on Sun, Oct 4, arriving in Sinop.Price includes taxes and charges.From $129, select.

Istanbul.$136 per passenger.Departing Fri, Jul 24, returning Wed, Jul 29.Round-trip flight with Turkish Airlines.Outbound direct flight with Turkish Airlines departing from Sinop on Fri, Jul 24, arriving in Istanbul.Inbound direct flight with Turkish Airlines departing from Istanbul on Wed, Jul 29, arriving in Sinop.Price includes taxes and charges.From $136, select.

Istanbul.$136 per passenger.Departing Thu, Jul 30, returning Sun, Aug 2.Round-trip flight with Turkish Airlines.Outbound direct flight with Turkish Airlines departing from Sinop on Thu, Jul 30, arriving in Istanbul.Inbound direct flight with Turkish Airlines departing from Istanbul on Sun, Aug 2, arriving in Sinop.Price includes taxes and charges.From $136, select.

Istanbul.$152 per passenger.Departing Thu, Aug 27, returning Fri, Sep 4.Round-trip flight with Turkish Airlines.Outbound direct flight with Turkish Airlines departing from Sinop on Thu, Aug 27, arriving in Istanbul.Inbound direct flight with Turkish Airlines departing from Istanbul on Fri, Sep 4, arriving in Sinop.Price includes taxes and charges.From $152, select.

Istanbul.$160 per passenger.Departing Wed, Sep 23, returning Sun, Sep 27.Round-trip flight with Turkish Airlines.Outbound direct flight with Turkish Airlines departing from Sinop on Wed, Sep 23, arriving in Istanbul.Inbound direct flight with Turkish Airlines departing from Istanbul on Sun, Sep 27, arriving in Sinop.Price includes taxes and charges.From $160, select.

Istanbul.$166 per passenger.Departing Thu, Aug 13, returning Thu, Aug 20.Round-trip flight with Turkish Airlines.Outbound direct flight with Turkish Airlines departing from Sinop on Thu, Aug 13, arriving in Istanbul.Inbound direct flight with Turkish Airlines departing from Istanbul on Thu, Aug 20, arriving in Sinop.Price includes taxes and charges.From $166, select.

Find the cheapest month to fly from Sinop to Istanbul

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Sinop to Istanbul flights are currently cheapest in December.

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Direct flights from Sinop to Istanbul

Sinop to Istanbul: Alternative routes

Compare routes from Sinop to Istanbul below. You may find an airport to fly into that's cheaper, faster, or easier than Istanbul.

Istanbul Sabiha

30km from central Istanbul

ClosestCheapest

from $77

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Istanbul

34km from central Istanbul

from $115

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Sinop to Istanbul: Flight information

The things to know before you go.

Cheapest flight found	$115
Cheapest month to fly	January
Average flight time	1 hr, 30 mins
Most popular airline	Turkish Airlines
Average flights per week	8

Finding cheap flights from Sinop to Istanbul: Frequently asked questions

How much are round-trip flights from Sinop to Istanbul?

The best price we found for a round-trip flight from Sinop to Istanbul is $115. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Sinop to Istanbul?

1 hour and 30 minutes is the average flight time from Sinop to Istanbul.

Which airlines fly direct from Sinop to Istanbul?

Turkish Airlines flies direct from Sinop to Istanbul.

How many flights are there a week from Sinop to Istanbul?

There are 8 flights per week flying from Sinop to Istanbul, as of July 2026.

When is the cheapest time to fly from Sinop to Istanbul?

The cheapest month to fly from Sinop to Istanbul is usually January.

Which upcoming date is cheapest to fly from Sinop Airport to Istanbul Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Sinop Airport to Istanbul Airport on Saturday, January 2, 2027.

Can I get a direct flight from Sinop Airport to Istanbul Airport?

Yes – the average flight time is 1 hour and 30 minutes.

How can I find the best flight deal to Istanbul?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Istanbul but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Istanbul?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Istanbul is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with from Sinop Airport to Istanbul?

Currently, Turkish Airlines offers the cheapest flight tickets to Istanbul.

Traveling from Sinop Airport (NOP) to Istanbul Airport (IST): what you need to know

Book a direct flight from Sinop Airport to Istanbul Airport and you'll be traveling for an average of 1 hour 30 minutes.
Istanbul's timezone is UTC+3, which is the same as Sinop.
Every week, there are eight Sinop Airport to Istanbul Airport flights. If you want to take off as soon as possible, go for the 10:20 Turkish Airlines flight. If you'd rather make the most of your time before flying, the last departure is at 21:45 with Turkish Airlines.
Your NOP to IST flight won't wait if you're running late, so show up at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.
Flying during a peak time like July? Major public holidays and other popular periods can mean longer queues and delays at airport checkpoints. Play things extra safe and arrive up to four hours ahead of international flights and two hours before a domestic departure.
Turkish Airlines offers direct flights from Sinop Airport to Istanbul Airport. Book with this popular airline, then get ready to discover the sights in Istanbul — and maybe even more of Türkiye (Turkey) if time allows.
The majority of travelers choose to fly with Turkish Airlines on this route.

How to find the cheapest flights from Sinop Airport (NOP) to Istanbul Airport (IST)

$58 is the best price for a one-way Sinop Airport to Istanbul Airport flight. Return flights start from $115. These fares may change based on availability and demand.
It's a good idea to book early if you want to get cheap tickets from NOP to IST. That's because airlines change prices based on demand, which tends to rise closer to the date of departure.
If you're flexible with your trip dates, try using the 'Whole month' search function. It'll show you the cheapest price across the month when looking for your flight from Sinop Airport to Istanbul Airport.
Cut down on the time spent looking for cheap flights from NOP to IST by creating a Price Alert. We'll send you an email or push notification on the app when a lower fare pops up.
Select your preferred arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to see the best deals on flights from Sinop Airport to Istanbul Airport.

Handy information about Sinop Airport (NOP)

Of all flights leaving Sinop Airport, 76% arrive on time at their destination.
Central Sinop to Sinop Airport is approximately 18 kilometers. Depending on traffic, it'll take you about 20 minutes to get there if you're driving, ride-sharing or catching a cab.
The journey when using public transport typically takes 40 minutes.
Get your break off to a hassle-free start by staying near NOP. Whether you're taking an early flight from Sinop Airport to Istanbul Airport or just don't want to be rushed, these stays are ideal:

Arriving at Istanbul Airport (IST)

Consider staying in a hotel near IST if you're catching a late Sinop Airport to Istanbul Airport flight. Settle into one of these accommodation options and skip the long transfer:
Grab a Istanbul Airport rental car and discover Istanbul and beyond with your own wheels. Hit, Avec car rentals and Eren Rent a Car are popular providers to choose from here.
Get the best deal by reserving your ride from Istanbul Airport around two weeks before your trip.

When to fly to Istanbul Airport (IST)

August is the most popular month for flights from Sinop Airport to Istanbul Airport. To escape the crowds, travel to Istanbul in March.
When booking your flight from Sinop Airport to Istanbul Airport, think about the type of weather you enjoy. July is the warmest month in Istanbul, with temperatures ranging from 21ºC (70ºF) to 30ºC (86ºF).
Search for cheap tickets from NOP to IST in January if you like cooler conditions. Temperatures are at their lowest then, ranging between 2ºC (36ºF) and 11ºC (52ºF) on average.

Explore more of Türkiye (Turkey)

Ankara is just one of the many cities in Türkiye (Turkey) waiting to be discovered after you've experienced Istanbul. Around 354 kilometers away to the east, its top attractions include The Roman Theatre, Kocatepe Mosque (Kocatepe Camii) and Museum of Anatolian Civilizations.
Around 322 kilometers south-west of Istanbul, Izmir is another favorite stop in Türkiye (Turkey). No visit is complete without checking out Aegean Coast, Smyrna Basilika and Ataturk Konak Square.