Hagatna to Seoul GUM → ICN
A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN)
The cheapest return found recently is $288 with Korean Air, 4 Jan 2027 – 11 Jan 2027, found yesterday. The cheapest one-way found recently is $71 with Jin Air, 22 Nov, found yesterday.
Return
The cheapest return fare on each of 3 departure dates is usually $233 to $289.
Cheapest return found recently
$288
4 Jan 2027 – 11 Jan 2027 · Korean Air
A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN)
Leaves 2:40 a.m. · Return leaves 7:45 p.m. · 9 h 5 min of travel, both ways together
out nonstop, back nonstop
found yesterday
Cheapest nonstop return
$288
4 Jan 2027 – 11 Jan 2027 · Korean Air
A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN)
Leaves 2:40 a.m. · Return leaves 7:45 p.m. · 9 h 5 min of travel, both ways together
out nonstop, back nonstop
found yesterday
Found recently, and the cheapest we hold
$288 4 Jan 2027 – 11 Jan 2027found yesterdaySee prices for these dates
$178 7 Dec – 21 Decfound 2 days agoSee prices for these dates
What have prices looked like?
Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $165 to $238.
At $288, the cheapest return found recently is above that range.
25 days is a short history, so treat this range as an early guide.
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 3 departure dates from 7 Dec to 1 May 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 7-night return fares leaving within 3 days of 4 Jan 2027 to compare.
Every date we hold
3 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 7 Dec – 21 Dec | $178 | Jin Air | A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
| 4 Jan 2027 – 11 Jan 2027 | $288 | Korean Air | A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN) | out nonstop, back nonstop | found yesterday | See prices for these dates |
| 1 May 2027 – 1 Jun 2027 | $289 | Korean Air | A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN) | out nonstop, back nonstop | found yesterday | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $178.
Airlines on the cheapest dates: Korean Air, Jin Air.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
$71
22 Nov · Jin Air
A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN)
Leaves 4:15 a.m. · 4 h 50 min trip
nonstop
found yesterday
Cheapest nonstop one-way
$71
22 Nov · Jin Air
A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN)
Leaves 4:15 a.m. · 4 h 50 min trip
nonstop
found yesterday
Found recently, and the cheapest we hold
$71 22 Novfound yesterdayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 23 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $69 to $172.
23 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Not enough comparable prices yet: we hold one-way fares on 2 departure dates and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 22 Nov to compare.
Every date we hold
2 fares on 2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 22 Nov | $71 | Jin Air | A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN) | nonstop | found yesterday | Open this trip |
| 4 Jan 2027 | $227 | Korean Air | A.B. Won Pat International Airport (GUM) → Incheon International Airport (ICN) | nonstop | found yesterday | Open this trip |
Which month looks cheapest?
November 2026 is the cheapest month — from $71.
Airlines on the cheapest dates: Jin Air, Korean Air.
Premium cabin fares from Hagatna to Seoul
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 4 Jan 2027 – 11 Jan 2027 in another cabin: Premium economy · Business · First
Today's prices for 22 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Hagatna to Seoul?
Return
The cheapest fares were 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 18 Oct (25 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 | $169 | $165 | Cheapest seen | 7 |
| 14–29 days | $193 | $193 | +14% | 10 |
| 30–59 days | $208 | $177 | +23% | 25 |
| 60–89 days | $458 | $177 | +171% | 13 |
One-way
The cheapest fares were 0 to 6 days before departure.
From the cheapest one-way each day between 24 Sept and 18 Oct (23 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 | $72 | $71 | Cheapest seen | 8 |
| 30–59 days | $87 | $71 | +21% | 11 |
| 60–89 days | $78 | $78 | +8% | 12 |
| 90–179 days | $163 | $163 | +126% | 12 |
| 180+ days | $163 | $163 | +126% | 7 |
Live price for these dates
The cheapest return found recently is for 4 Jan 2027 – 11 Jan 2027. A live search on this page shows what those dates cost now, for one adult in economy.
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