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Istanbul to Seoul flights (IST–ICN)

ISTİstanbul Airport
Turkey
ICNIncheon International Airport
South Korea

Yes. Asiana Airlines, Korean Air and Turkish Airlines fly IST–ICN nonstop, a great-circle distance of 7,920 km (4,920 mi).

From
IST
Istanbul
To
ICN
Seoul
Nonstop
Yes · 3 airlines
Airlines
OZ · KE · TK
Distance
7,920 km (4,920 mi)

Checked against sources:· How we verify

Airlines flying IST–ICN nonstop

AirlineTypeAllianceNotes
Asiana Airlines OZfull-serviceStar Alliance—
Korean Air KEfull-serviceSkyTeam—
Turkish Airlines TKfull-serviceStar Alliance—

One-stop alternatives to flying IST–ICN nonstop

Connecting can be cheaper, or give you a stopover. Each of these uses one airline for both legs, so the connection is protected on one ticket.

  • Via Beijing (PEK) with Air China: 7,960 km (4,950 mi) flown, almost no further than nonstop.
  • Via Astana (NQZ) with Air Astana: 7,920 km (4,920 mi) flown, almost no further than nonstop.
  • Via Beijing (PKX) with China Southern Airlines: 7,980 km (4,960 mi) flown, 1% further than nonstop.
  • Via Ürümqi (URC) with China Southern Airlines: 8,050 km (5,000 mi) flown, 2% further than nonstop.
  • Via Almaty (ALA) with Air Astana: 8,100 km (5,030 mi) flown, 2% further than nonstop.

IST–ICN route map

Great-circle distance 7,920 km (4,920 mi).

Departure

İstanbul Airport

Istanbul (IST), Istanbul. In our data, 70 airlines fly nonstop from IST to 308 destinations.

View IST airport guide →

Arrival

Incheon International Airport

Incheon (ICN), Seoul.

Related routes

Sources

  • en.wikipedia.org — airlines and destinations at IST, checked 2026-09-26
  • en.wikipedia.org — airlines and destinations at ICN, checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • turkishairlines.com — Turkish Airlines destinations from Istanbul
  • en.wikipedia.org — current destination list, cross-checked 2026-09-25 (terminated routes removed)
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26
  • en.wikipedia.org — airlines and destinations table (passenger), checked 2026-09-26

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