Seoul, South KoreaIstanbul, Turkey

Flights from Seoul to Istanbul

Nonstop flights from Seoul (ICN) to Istanbul (IST) take about 10h 24m (7,924 km). Korean Air, Asiana Airlines and Turkish Airlines fly it. Lowest fare seen: $562 one-way, nonstop (22 Oct 2026).

All flights from Seoul →All flights to Istanbul →

Photo of Istanbul: Julien Goettelmann on Pexels.

When you land in Istanbul

The airport transfer and the few things worth sorting before you fly.

A Turkish Airlines aircraft flying amidst clouds over Istanbul, capturing travel's essence. — arriving in Istanbul

Airport transfer

IST → Istanbul, booked before you fly

A private driver meets you in arrivals at a price agreed when you book. Book with Welcome Pickups.

See transfer prices

Red facade of Seoul Square with multiple international flags displayed. — lounges at Seoul Incheon Airport

Seoul Incheon Airport · 10 lounges

Before you flyAirport lounges at Seoul Incheon →

Trains, buses and taxi faresIST to Istanbul: getting into town →Early arrival or late flightLuggage storage in Istanbul →34 drop-off points, from €3.90

Things to book in Istanbul

All 59 things to do in Istanbul →

from €60

Topkapı Palace Museum 3.6 · 445 Tiqets reviews

from €9

Istanbul Sightseeing Cruises 3.8 · 250 Tiqets reviews

from €15

The Blue Mosque 4.0 · 138 Tiqets reviews

from €15

Istanbul Whirling Dervishes Ceremonies 4.4 · 126 Tiqets reviews

Find hotels in Istanbul

Hotels, hostels & more · Trip.com

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Airlines flying Seoul to Istanbul

Carriers on ICN–IST according to our route data and nonstop fares seen as of 22 Oct 2026. Not a complete list.

✈ Korean Airnonstop fare seen✈ Asiana Airlinesnonstop fare seen✈ Turkish Airlinesnonstop fare seen

Seoul to Istanbul fares by month

Cheapest month seen for a nonstop flight: Dec 2026, from $562 one-way. With stops: Feb 2027, from $275. Lowest one-way fares seen for departures in each month, read 22 Oct 2026.

Departing	Nonstop from	Cheaper with stops
Oct 2026	$58828 Oct 2026 · Korean Air	$290 · 1 stop26 Oct 2026
Nov 2026	$64019 Nov 2026 · Turkish Airlines	$288 · 1 stop19 Nov 2026
Dec 2026	$5624 Dec 2026 · Korean Air	$283 · 1 stop24 Dec 2026
Jan 2027	$64627 Jan 2027 · Turkish Airlines	$288 · 1 stop27 Jan 2027
Feb 2027	$61425 Feb 2027 · Turkish Airlines	$275 · 1 stop25 Feb 2027
Mar 2027	$6597 Mar 2027 · Turkish Airlines	$350 · 1 stop15 Mar 2027
Apr 2027	$68920 Apr 2027 · Turkish Airlines	$442 · 2 stops20 Apr 2027
May 2027	$63914 May 2027 · Korean Air	$340 · 1 stop14 May 2027
Jun 2027	$6618 Jun 2027 · Asiana Airlines	$349 · 1 stop8 Jun 2027
Aug 2027	$8719 Aug 2027 · Korean Air	$433 · 2 stops9 Aug 2027
Sept 2027	$67322 Sept 2027 · Korean Air	$372 · 1 stop12 Sept 2027

When to go for the lowest fare

Fares were close across the months we saw: $288 for November 2026, $275 at best after that.

Nonstop or with a stop

A connection undercut nonstop in 11 of 11 months with both fares.

From Travelpayouts flight-search data, city to city (Seoul to Istanbul, any airport), USD, read 22 Oct 2026. These are fares that were on sale, not a guarantee of today's price; an airline is named only where we know it flies this route.

Best time to fly to Istanbul

Based on weather and travel conditions in Turkey

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Best monthsGoodAvoid if possible

Turkey is a great destination year-round. Check local weather patterns before booking and consider shoulder seasons for lower prices and fewer crowds.

More for this trip

Frequently asked questions — Seoul to Istanbul flights

How long is the flight from Seoul to Istanbul?

A nonstop flight from Seoul (ICN) to Istanbul (IST) takes about 10h 24m, covering 7,924 km. That is an estimate from the distance — actual time varies with the airline, aircraft and winds, and connecting itineraries take longer.

How far is Seoul from Istanbul by air?

The great-circle distance between Incheon International Airport and İstanbul Airport is 7,924 km (4,924 miles), a ultra long-haul route.

Which airlines fly from Seoul to Istanbul?

Airlines with flights or nonstop fares on the ICN–IST route include Korean Air, Asiana Airlines and Turkish Airlines. This is not a complete list — schedules change by season, so check the current options before booking.

How much does a flight from Seoul to Istanbul cost?

The lowest one-way fare seen recently on ICN–IST was $562 USD with Korean Air (nonstop), departing 4 Dec 2026, found in fare searches as of 22 Oct 2026. Fares change constantly and depend on the date, so check the current price before booking.

What is the cheapest month to fly from Seoul to Istanbul?

In fares seen on 22 Oct 2026, departures in February 2027 were cheapest, from $275 one-way, against $442 for April 2027, the dearest month. Fares change daily, so check your own dates.

Is it cheaper to fly nonstop or with a stop from Seoul to Istanbul?

In the fares we saw (22 Oct 2026), connecting was cheaper: from $275 with one stop against $562 nonstop, a saving of $287. Nonstop saves the connection time.

Do I need a visa to travel from South Korea to Turkey?

It depends on your passport. Some nationalities can enter Turkey visa-free or get a visa on arrival; others must apply in advance. Use AirConnect's Visa Checker to see the rules for your passport.

What is the best time to visit Istanbul?

Turkey is a great destination year-round. Check local weather patterns before booking and consider shoulder seasons for lower prices and fewer crowds.

Sources: fares from Travelpayouts flight-search data, seen 22 Oct 2026; airlines from each carrier's published network and nonstop fares on sale; distance from OurAirports coordinates; flight time estimated from distance. Fares change daily.

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