Cheap flights from Seoul to Hagatna from $251 GMP, ICN → GUM
Gimpo International Airport (GMP), Incheon International Airport (ICN) → A.B. Won Pat International Airport (GUM)
The cheapest return found recently is $251 with Jin Air, 14 Mar 2027 – 28 Mar 2027, found 2 days ago.
- Cheapest return found recently
- $251, 14 Mar 2027 to 28 Mar 2027
- Usual return price
- $230 to $358
- Cheapest month to fly
- November 2026, return fares from $197 found in the last 7 days
Return
The cheapest return fare on each of 6 departure dates is usually $230 to $358.
Cheapest return found recently
$251
14 Mar 2027 – 28 Mar 2027 · Jin Air
Incheon International Airport (ICN) → A.B. Won Pat International Airport (GUM)
Leaves 7:55 p.m. · Return leaves 2:20 a.m. · 9 h 5 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Cheapest nonstop return
$251
14 Mar 2027 – 28 Mar 2027 · Jin Air
Incheon International Airport (ICN) → A.B. Won Pat International Airport (GUM)
Leaves 7:55 p.m. · Return leaves 2:20 a.m. · 9 h 5 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Found recently, and the cheapest we hold
$251 14 Mar 2027 – 28 Mar 2027found 2 days agoSee prices for these dates
$197 18 Nov – 30 Novfound 7 days agoSee prices for these dates
What have prices looked like?
Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $172 to $202.
At $251, the cheapest return found recently is above that range.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 6 departure dates from 18 Nov to 14 Mar 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 14-night return fares leaving within 3 days of 14 Mar 2027 to compare.
Every date we hold
15 fares on 6 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 18 Nov – 30 Nov | $197 | Air Seoul | Incheon International Airport (ICN) → A.B. Won Pat International Airport (GUM) | out nonstop, back nonstop | found 7 days ago | See prices for these dates |
| 11 Dec – 22 Dec | $223 | Air Seoul | Incheon International Airport (ICN) → A.B. Won Pat International Airport (GUM) | out nonstop, back nonstop | found 7 days ago | See prices for these dates |
| 12 Dec – 23 Dec | $296 | Jin Air | Incheon International Airport (ICN) → A.B. Won Pat International Airport (GUM) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 20 Dec – 3 Jan 2027 | $596 | Air Busan | Gimpo International Airport (GMP) → A.B. Won Pat International Airport (GUM) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
| 17 Jan 2027 – 21 Jan 2027 | $379 | Jin Air | Incheon International Airport (ICN) → A.B. Won Pat International Airport (GUM) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 14 Mar 2027 – 28 Mar 2027 | $251 | Jin Air | Incheon International Airport (ICN) → A.B. Won Pat International Airport (GUM) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
Which month looks cheapest?
November 2026 is the cheapest month — from $197.
Airlines on the cheapest dates: Jin Air, Air Seoul, Air Busan.
Premium cabin fares from Seoul to Hagatna
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 14 Mar 2027 – 28 Mar 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Seoul to Hagatna?
Return
The cheapest fares were 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $181 | $175 | Cheapest seen | 30 |
| 7–13 days | $186 | $172 | +3% | 31 |
| 14–29 days | $199 | $176 | +10% | 32 |
| 30–59 days | $199 | $192 | +10% | 41 |
| 60–89 days | $320 | $192 | +77% | 44 |
| 90–179 days | $306 | $203 | +69% | 36 |
Live price for these dates
The cheapest return found recently is for 14 Mar 2027 – 28 Mar 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Seoul to Hagatna?
The cheapest return found recently is $251 with Jin Air, 14 Mar 2027 to 28 Mar 2027, found 2 days ago. The cheapest return we hold, of any age, is $197 with Air Seoul, 18 Nov to 30 Nov, found 7 days ago. The cheapest return fare on each of 6 departure dates is usually $230 to $358.
What is the cheapest month to fly from Seoul to Hagatna?
November 2026 is the cheapest month for a return, from $197, 18 Nov to 30 Nov, found 7 days ago.
How far ahead should I book a flight from Seoul to Hagatna?
In 49 days of prices between 24 Sept and 11 Nov, return fares were cheapest 0 to 6 days before departure.
Is there a direct flight from Seoul to Hagatna?
Yes, the cheapest nonstop return found recently is $251 with Jin Air, 14 Mar 2027 to 28 Mar 2027, found 2 days ago.
Which airlines have the cheapest flights from Seoul to Hagatna?
Between 18 Nov and 14 Mar 2027, Jin Air has the cheapest return on 3 of the 6 departure dates we hold, Air Seoul on 2 and Air Busan on 1.
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