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Yuzhno-Sakhalinsk to Seoul flights in December 2026 from $733 UUS → GMP, ICN

Yuzhno-Sakhalinsk Airport (UUS) → Gimpo International Airport (GMP), Incheon International Airport (ICN)

For departures in December 2026, the cheapest return found recently is $733 with S7 Airlines, 16 Dec – 29 Dec, found 2 days ago.

Return

In December 2026, the cheapest return fare on each of 9 departure dates is usually $688 to $733. Across all 42 departure dates we hold on this route, it is usually $774 to $923. Of the 7 months with enough return fares to compare, December 2026 is usually the cheapest.

Cheapest return found recently

$733

16 Dec – 29 Dec · S7 Airlines

Yuzhno-Sakhalinsk Airport (UUS) → Incheon International Airport (ICN)

out 3 stops, back 3 stops

found 2 days ago

See prices for these datesCheck today's price

Cheapest we hold, of any age

$629

3 Dec – 26 Dec · S7 Airlines

Yuzhno-Sakhalinsk Airport (UUS) → Incheon International Airport (ICN)

out 2 stops, back 2 stops

found 7 days ago

See prices for these datesCheck today's price

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
3 Dec – 26 Dec$629S7 Airlinesout 2 stops, back 2 stopsfound 7 days agoSee prices for these dates
14 Dec – 22 Dec$662S7 Airlinesout 3 stops, back 2 stopsfound 4 days agoSee prices for these dates
17 Dec – 18 Dec$688S7 Airlinesout 3 stops, back 3 stopsfound 6 days agoSee prices for these dates
9 Dec – 24 Dec$704S7 Airlinesout 2 stops, back 2 stopsfound 3 days agoSee prices for these dates
12 Dec – 25 Dec$716S7 Airlinesout 2 stops, back 2 stopsfound 6 days agoSee prices for these dates

Every date we hold

9 departure dates

1 Dec – 17 Jan 2027: $722, found 7 days ago3 Dec – 26 Dec: $629, found 7 days ago7 Dec – 28 Dec: $752, found 7 days ago9 Dec – 24 Dec: $704, found 3 days ago12 Dec – 25 Dec: $716, found 6 days ago14 Dec – 22 Dec: $662, found 4 days ago16 Dec – 29 Dec: $733, found 2 days ago17 Dec – 18 Dec: $688, found 6 days ago24 Dec – 17 Jan 2027: $959, found 6 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Dec – 17 Jan 2027$722S7 AirlinesYuzhno-Sakhalinsk Airport (UUS) → Gimpo International Airport (GMP)out 3 stops, back 2 stopsfound 7 days agoSee prices for these dates
3 Dec – 26 Dec$629S7 AirlinesYuzhno-Sakhalinsk Airport (UUS) → Incheon International Airport (ICN)out 2 stops, back 2 stopsfound 7 days agoSee prices for these dates
7 Dec – 28 Dec$752S7 AirlinesYuzhno-Sakhalinsk Airport (UUS) → Incheon International Airport (ICN)out 2 stops, back 2 stopsfound 7 days agoSee prices for these dates
9 Dec – 24 Dec$704S7 AirlinesYuzhno-Sakhalinsk Airport (UUS) → Incheon International Airport (ICN)out 2 stops, back 2 stopsfound 3 days agoSee prices for these dates
12 Dec – 25 Dec$716S7 AirlinesYuzhno-Sakhalinsk Airport (UUS) → Incheon International Airport (ICN)out 2 stops, back 2 stopsfound 6 days agoSee prices for these dates
14 Dec – 22 Dec$662S7 AirlinesYuzhno-Sakhalinsk Airport (UUS) → Gimpo International Airport (GMP)out 3 stops, back 2 stopsfound 4 days agoSee prices for these dates
16 Dec – 29 Dec$733S7 AirlinesYuzhno-Sakhalinsk Airport (UUS) → Incheon International Airport (ICN)out 3 stops, back 3 stopsfound 2 days agoSee prices for these dates
17 Dec – 18 Dec$688S7 AirlinesYuzhno-Sakhalinsk Airport (UUS) → Gimpo International Airport (GMP)out 3 stops, back 3 stopsfound 6 days agoSee prices for these dates
24 Dec – 17 Jan 2027$959S7 AirlinesYuzhno-Sakhalinsk Airport (UUS) → Incheon International Airport (ICN)out 2 stops, back 2 stopsfound 6 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $629.

November 2026From $6751 departure date23 Nov – 3 Dec · found 4 days agoSee prices for these dates
December 2026From $629Cheapest seen9 departure dates3 Dec – 26 Dec · found 7 days agoSee prices for these dates
January 2027From $7474 departure dates6 Jan 2027 – 18 Jan 2027 · found 2 days agoSee prices for these dates
March 2027From $7747 departure dates3 Mar 2027 – 23 Mar 2027 · found 5 days agoSee prices for these datesEvery date in March 2027
April 2027From $8053 departure dates6 Apr 2027 – 19 Apr 2027 · found 3 days agoSee prices for these dates
May 2027From $8146 departure dates1 May 2027 – 16 May 2027 · found 3 days agoSee prices for these dates
June 2027From $8484 departure dates1 Jun 2027 – 10 Jun 2027 · found 5 days agoSee prices for these dates
July 2027From $1,0635 departure dates6 Jul 2027 – 26 Jul 2027 · found 3 days agoSee prices for these dates
August 2027From $1,5691 departure date1 Aug 2027 – 31 Aug 2027 · found 4 days agoSee prices for these dates
September 2027From $1,5071 departure date1 Sept 2027 – 15 Sept 2027 · found 3 days agoSee prices for these dates
October 2027From $1,5811 departure date1 Oct 2027 – 15 Oct 2027 · found 4 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