Asiana Airlines
Tu, Th, Fr, and Sa
starting at $573
Korean Air
Mo, We, and Fr
starting at $562
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 Istanbul to Seoul. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
The minimum one-way ticket price from Istanbul to Seoul is $301 (December 2026), while the maximum is $446 (August 2027). On average, a ticket costs $369–$384.
A non-stop flight is the most convenient and comfortable way to fly from Istanbul to Seoul, despite the fact that sometimes flights with transfers can cost significantly less.
The airlines on the Istanbul — Seoul route each fly on specific days: Asiana Airlines flies on Tuesday, Thursday, Friday, and Saturday. Korean Air only flies on Monday, Wednesday, and Friday.
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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.
On the Istanbul — Seoul route, prices first decline, hit a low, then start rising again. The middle of the period creates a price window — the best time to book.
Prices fall from September 2026 to December 2026 (12%), then rise from December 2026 to February 2027 (+28%). The best period is December 2026–January 2027 ($309), the most expensive is July 2027–August 2027 ($439).
The best time to buy is December 2026–January 2027, when prices are at their lowest. This can save you up to 30% compared to the expensive months (July 2027–August 2027).
Monthly price variation is 13.2%. On this route, your departure date noticeably affects the cost, and choosing wisely can lead to real savings.
Asiana Airlines
Tu, Th, Fr, and Sa
starting at $573
Korean Air
Mo, We, and Fr
starting at $562
All airports
Istanbul — Seoul
10/21/2026
Departure
Direct flight
KE956
starting at $1,284
Istanbul — Seoul
11/16/2026
Departure
Direct flight
KE956
starting at $1,021
Istanbul — Seoul
12/03/2026
Departure
Direct flight
OZ552
starting at $1,062
Istanbul — Seoul
12/20/2026
Departure
Direct flight
TK20
starting at $921
Istanbul — Seoul
12/29/2026
Departure
Direct flight
TK90
starting at $917
Istanbul — Seoul
12/31/2026
Departure
Direct flight
OZ552
starting at $1,064
Istanbul — Seoul
01/15/2027
Departure
Direct flight
TK20
starting at $950
Istanbul — Seoul
03/01/2027
Departure
Direct flight
KE956
starting at $1,006
Istanbul — Seoul
03/02/2027
Departure
Direct flight
TK20
starting at $951
Istanbul — Seoul
03/02/2027
Departure
Direct flight
TK90
starting at $951
starting at $901
starting at $920
starting at $524
starting at $306
starting at $333
starting at $334
starting at $334
starting at $336
starting at $345
starting at $360
starting at $369
starting at $389
The Istanbul — Seoul route is served by a wide range of airlines: 12 in total, including Korean Air, Asiana Airlines, Turkish Airlines, SCAT, Turkmenistan Airlines, MIAT Mongolian Airlines, CanJet, China Southern Airlines, Wizz Air, Sky Express, Air China, and Aegean Airlines. Competition among carriers gives passengers the opportunity to find tickets at attractive fares — with prices starting from $306. 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 flight ticket from Istanbul to Seoul according to data for the last 48 hours costs $306
Often the best time to buy tickets from Istanbul to Seoul is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Istanbul to Seoul can be found flying in these months: December, March, January.
The fastest flights from Istanbul to Seoul start from 13 hours 30 minutes in the air.
The following airlines operate direct flights on the route Istanbul — Seoul: Korean Air, Asiana Airlines, Turkish Airlines
The cheapest one-way flight from Istanbul to Seoul departs on 02/01/2027, is operated by SCAT and costs $306
The cheapest roundtrip flight from Istanbul to Seoul departs on 01/06/2027, is operated by China Southern Airlines and costs $457
Fastest flight from Istanbul to Seoul takes 13h 30m
There are direct flights on this route 7 days a week: Su, Mo, Tu, We, Th, Fr, and Sa
The distance between Istanbul and Seoul is 7953km (4931 miles). The average flight duration is 10h 43m. There are 20 direct flights from Istanbul to Seoul. The time difference between Istanbul and Seoul is 6h. Flights from Istanbul begin at 5:00 PM. The latest flight from Istanbul departs at 1:50 AM
