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
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
The cheapest dates in December 2026
| Dates | From | Airline | Stops | Found | |
|---|---|---|---|---|---|
| 3 Dec – 26 Dec | $629 | S7 Airlines | out 2 stops, back 2 stops | found 7 days ago | See prices for these dates |
| 14 Dec – 22 Dec | $662 | S7 Airlines | out 3 stops, back 2 stops | found 4 days ago | See prices for these dates |
| 17 Dec – 18 Dec | $688 | S7 Airlines | out 3 stops, back 3 stops | found 6 days ago | See prices for these dates |
| 9 Dec – 24 Dec | $704 | S7 Airlines | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
| 12 Dec – 25 Dec | $716 | S7 Airlines | out 2 stops, back 2 stops | found 6 days ago | See prices for these dates |
Every date we hold
9 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 1 Dec – 17 Jan 2027 | $722 | S7 Airlines | Yuzhno-Sakhalinsk Airport (UUS) → Gimpo International Airport (GMP) | out 3 stops, back 2 stops | found 7 days ago | See prices for these dates |
| 3 Dec – 26 Dec | $629 | S7 Airlines | Yuzhno-Sakhalinsk Airport (UUS) → Incheon International Airport (ICN) | out 2 stops, back 2 stops | found 7 days ago | See prices for these dates |
| 7 Dec – 28 Dec | $752 | S7 Airlines | Yuzhno-Sakhalinsk Airport (UUS) → Incheon International Airport (ICN) | out 2 stops, back 2 stops | found 7 days ago | See prices for these dates |
| 9 Dec – 24 Dec | $704 | S7 Airlines | Yuzhno-Sakhalinsk Airport (UUS) → Incheon International Airport (ICN) | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
| 12 Dec – 25 Dec | $716 | S7 Airlines | Yuzhno-Sakhalinsk Airport (UUS) → Incheon International Airport (ICN) | out 2 stops, back 2 stops | found 6 days ago | See prices for these dates |
| 14 Dec – 22 Dec | $662 | S7 Airlines | Yuzhno-Sakhalinsk Airport (UUS) → Gimpo International Airport (GMP) | out 3 stops, back 2 stops | found 4 days ago | See prices for these dates |
| 16 Dec – 29 Dec | $733 | S7 Airlines | Yuzhno-Sakhalinsk Airport (UUS) → Incheon International Airport (ICN) | out 3 stops, back 3 stops | found 2 days ago | See prices for these dates |
| 17 Dec – 18 Dec | $688 | S7 Airlines | Yuzhno-Sakhalinsk Airport (UUS) → Gimpo International Airport (GMP) | out 3 stops, back 3 stops | found 6 days ago | See prices for these dates |
| 24 Dec – 17 Jan 2027 | $959 | S7 Airlines | Yuzhno-Sakhalinsk Airport (UUS) → Incheon International Airport (ICN) | out 2 stops, back 2 stops | found 6 days ago | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $629.
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