Turkish Airlines
Every day
starting at $414
Compare airlines, prices, and flight durations for your trip
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Seoul to Istanbul. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Seoul to Istanbul:
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
A non-stop flight is the most convenient and comfortable way to fly from Seoul to Istanbul, despite the fact that sometimes flights with transfers can cost significantly less.
Turkish Airlines
Every day
starting at $414
Seoul — Istanbul
01/29/2026
Departure
Direct flight
TK91
starting at $663
Seoul — Istanbul
01/30/2026
Departure
Direct flight
TK91
starting at $647
Seoul — Istanbul
01/31/2026
Departure
Direct flight
TK91
starting at $1,138
Seoul — Istanbul
02/02/2026
Departure
Direct flight
TK21
starting at $442
Seoul — Istanbul
02/02/2026
Departure
Direct flight
TK91
starting at $633
Seoul — Istanbul
02/04/2026
Departure
Direct flight
KE955
starting at $641
Seoul — Istanbul
02/04/2026
Departure
Direct flight
TK91
starting at $611
Seoul — Istanbul
02/05/2026
Departure
Direct flight
TK91
starting at $596
Seoul — Istanbul
02/06/2026
Departure
Direct flight
TK91
starting at $1,135
Seoul — Istanbul
02/07/2026
Departure
Direct flight
TK91
starting at $1,167
starting at $430
starting at $641
starting at $353
starting at $206
starting at $238
starting at $267
starting at $277
starting at $277
starting at $292
starting at $296
starting at $297
starting at $337
The Seoul — Istanbul route is served by a wide range of airlines: 12 in total, including Turkish Airlines, Korean Air, Asiana Airlines, China Southern Airlines, China Eastern Airlines, MIAT Mongolian Airlines, Etihad Airways, CanJet, T'way Air, SCAT, Air China, and AirAsia X. Competition among carriers gives passengers the opportunity to find tickets at attractive fares — with prices starting from $206. Our service helps compare all available offers within seconds and choose the most convenient option. You can filter flights by price, departure time, or baggage rules to make your trip as comfortable as possible. With so many airlines, there’s always a chance to catch special promotions and save.
The cheapest one-way flight from Seoul to Istanbul departs on 04/01/2026, is operated by China Southern Airlines and costs $206
The cheapest roundtrip flight from Seoul to Istanbul departs on 06/04/2026, is operated by China Southern Airlines and costs $374
Fastest flight from Seoul to Istanbul takes 14h 50m
There are direct flights on this route 7 days a week: Su, Mo, Tu, We, Th, Fr, and Sa
The distance between Seoul and Istanbul is 7966km (4939 miles). The average flight duration is 18h 38m. There are 19 direct flights from Seoul to Istanbul. The time difference between Seoul and Istanbul is 6h. Flights from Seoul begin at 9:35 AM. The latest flight from Seoul departs at 12:10 AM
The cheapest flight ticket from Seoul to Istanbul according to data for the last 48 hours costs $206
Often the best time to buy tickets from Seoul to Istanbul is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Seoul to Istanbul can be found flying in these months: May, April, March.
The fastest flights from Seoul to Istanbul start from 14 hours 50 minutes in the air.
The following airlines operate direct flights on the route Seoul — Istanbul: Turkish Airlines, Korean Air, Asiana Airlines
The minimum one-way ticket price from Seoul to Istanbul is $206 (May 2026), while the maximum is $418 (January 2026). On average, a ticket costs $271–$294.
