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Nonstop flights from Istanbul to Seoul from $865 IST, SAW → GMP, ICN

Istanbul New Airport (IST), Sabiha Gokcen International Airport (SAW) → Gimpo International Airport (GMP), Incheon International Airport (ICN)

The cheapest nonstop return found recently is $865 with Korean Air, 2 Dec – 21 Dec, found 2 days ago.

Nonstop return

The cheapest nonstop return fare on each of 13 departure dates is usually $909 to $1,096.

Cheapest nonstop return

$865

2 Dec – 21 Dec · Korean Air

Istanbul New Airport (IST) → Incheon International Airport (ICN)

Leaves 9:55 p.m. · Return leaves 2:05 a.m. · 22 h 10 min of travel, both ways together

out nonstop, back nonstop

found 2 days ago

See prices for these datesCheck today's price

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Airlines flying it nonstop on the return fares we hold: Korean Air (11 departure dates), Turkish Airlines (7 departure dates), Asiana Airlines (6 departure dates).

On the 16 trips where we hold both on the same dates, nonstop cost a median $355 (60.8%) more than the cheapest fare with stops. Nonstop was cheaper or the same price on 0 of those 16 trips.

Every nonstop date we hold

Nonstop fares on 13 of the 32 departure dates we hold for this route.

23 Nov – 17 Dec: $994, found 6 days ago2 Dec – 21 Dec: $865, found 2 days ago3 Dec – 14 Dec: $890, found 5 days ago10 Dec – 31 Dec: $875, found 3 days ago24 Jan 2027 – 5 Feb 2027: $1,096, found 8 days ago8 Feb 2027 – 24 Feb 2027: $990, found 6 days ago2 Mar 2027 – 20 Mar 2027: $919, found 4 days ago15 Mar 2027 – 25 Mar 2027: $909, found 7 days ago5 Apr 2027 – 8 Apr 2027: $952, found 4 days ago5 May 2027 – 14 May 2027: $1,201, found 6 days ago20 Jun 2027 – 20 Jul 2027: $937, found 8 days ago30 Jun 2027 – 15 Aug 2027: $1,230, found 6 days ago26 Jul 2027 – 4 Aug 2027: $1,230, found 5 days agoNovDecJanFebMarAprMayJunJul
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
23 Nov – 17 Dec$994Asiana AirlinesIstanbul New Airport (IST) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
2 Dec – 21 Dec$865Korean AirIstanbul New Airport (IST) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
3 Dec – 14 Dec$890Korean AirIstanbul New Airport (IST) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
10 Dec – 31 Dec$875Asiana AirlinesIstanbul New Airport (IST) → Incheon International Airport (ICN)out nonstop, back nonstopfound 3 days agoSee prices for these dates
24 Jan 2027 – 5 Feb 2027$1,096Korean AirIstanbul New Airport (IST) → Incheon International Airport (ICN)out nonstop, back nonstopfound 8 days agoSee prices for these dates
8 Feb 2027 – 24 Feb 2027$990Korean AirIstanbul New Airport (IST) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
2 Mar 2027 – 20 Mar 2027$919Asiana AirlinesIstanbul New Airport (IST) → Incheon International Airport (ICN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
15 Mar 2027 – 25 Mar 2027$909Asiana AirlinesIstanbul New Airport (IST) → Incheon International Airport (ICN)out nonstop, back nonstopfound 7 days agoSee prices for these dates
5 Apr 2027 – 8 Apr 2027$952Asiana AirlinesIstanbul New Airport (IST) → Incheon International Airport (ICN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
5 May 2027 – 14 May 2027$1,201Korean AirIstanbul New Airport (IST) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
20 Jun 2027 – 20 Jul 2027$937Korean AirIstanbul New Airport (IST) → Incheon International Airport (ICN)out nonstop, back nonstopfound 8 days agoSee prices for these dates
30 Jun 2027 – 15 Aug 2027$1,230Korean AirIstanbul New Airport (IST) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
26 Jul 2027 – 4 Aug 2027$1,230Korean AirIstanbul New Airport (IST) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work