Hagatna to Seoul flights in December 2026 from $72 GUM → ICN
A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN)
For departures in December 2026, the cheapest return found recently is $330 with Jin Air, 20 Dec – 3 Jan 2027, found 3 days ago. The cheapest one-way found recently is $72 with Jin Air, 11 Dec, found 2 days ago.
Return
We hold return fares on only 2 departure dates in December 2026, too few to say what one usually costs.
Cheapest return found recently
$330
20 Dec – 3 Jan 2027 · Jin Air
A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN)
out nonstop, back nonstop
found 3 days ago
It is also the cheapest return we hold, of any age.
The cheapest dates in December 2026
| Dates | From | Airline | Stops | Found | |
|---|---|---|---|---|---|
| 20 Dec – 3 Jan 2027 | $330 | Jin Air | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 27 Dec – 28 Jan 2027 | $370 | Jin Air | out nonstop, back nonstop | found 5 days ago | See prices for these dates |
Every date we hold
2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 20 Dec – 3 Jan 2027 | $330 | Jin Air | A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN) | out nonstop, back nonstop | found 3 days ago | See prices for these dates |
| 27 Dec – 28 Jan 2027 | $370 | Jin Air | A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN) | out nonstop, back nonstop | found 5 days ago | See prices for these dates |
One-way
In December 2026, the cheapest one-way fare on each of 8 departure dates is usually $72 to $148. Across all 9 departure dates we hold on this route, it is usually $72 to $146.
Cheapest one-way found recently
$72
11 Dec · Jin Air
A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN)
nonstop
found 2 days ago
It is also the cheapest one-way we hold, of any age.
The cheapest dates in December 2026
| Dates | From | Airline | Stops | Found | |
|---|---|---|---|---|---|
| 11 Dec | $72 | Jin Air | nonstop | found 2 days ago | Open this trip |
| 12 Dec | $72 | Air Seoul | nonstop | found 7 days ago | Open this trip |
| 22 Dec | $72 | Air Seoul | nonstop | found 7 days ago | Open this trip |
| 17 Dec | $82 | Jin Air | nonstop | found 2 days ago | Open this trip |
| 6 Dec | $91 | Jin Air | nonstop | found 6 days ago | Open this trip |
Every date we hold
8 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 6 Dec | $91 | Jin Air | A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN) | nonstop | found 6 days ago | Open this trip |
| 11 Dec | $72 | Jin Air | A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN) | nonstop | found 2 days ago | Open this trip |
| 12 Dec | $72 | Air Seoul | A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN) | nonstop | found 7 days ago | Open this trip |
| 17 Dec | $82 | Jin Air | A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN) | nonstop | found 2 days ago | Open this trip |
| 20 Dec | $152 | Jin Air | A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN) | nonstop | found 3 days ago | Open this trip |
| 22 Dec | $72 | Air Seoul | A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN) | nonstop | found 7 days ago | Open this trip |
| 23 Dec | $146 | Air Seoul | A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN) | nonstop | found 2 days ago | Open this trip |
| 29 Dec | $193 | Jin Air | A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN) | nonstop | found 2 days ago | Open this trip |
Which month looks cheapest?
December 2026 is the cheapest month — from $72.
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