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Flights between Hagåtña (GUM) and Seoul (ICN)

Antonio B. Won Pat International Airport, Guam ↔ Incheon International Airport, South Korea

A direct route between Hagåtña and Seoul appears in the OpenFlights route network.

Airlines currently operating this route:

Observed from recent schedules · as of 21 Jul 2026 — sampled, not a live timetable; confirm with the airline.

Air Seoul (RS)Jin Air (LJ)Korean Air (KE)
Distance
3,227 km
2,005 miles
Est. flight time
4h 32m
great-circle estimate
Time difference
~1h
varies with DST
View this route on the live map →Search fares on Skyscanner ↗

Climate

Typical monthly temperatures in Guam

Jan
27°
29/24
120mm
Feb
26°
29/24
90mm
Mar
27°
30/24
70mm
Apr
27°
30/25
80mm
May
28°
31/25
110mm
Jun
28°
31/25
140mm
Jul
28°
30/25
290mm
Aug
27°
30/25
400mm
Sep
27°
30/25
430mm
Oct
27°
30/25
350mm
Nov
27°
30/25
210mm
Dec
27°
29/24
140mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Typical monthly temperatures in South Korea

Jan
3°
8/-2
20mm
Feb
6°
11/1
25mm
Mar
11°
16/6
50mm
Apr
18°
23/13
70mm
May
23°
28/18
100mm
Jun
27°
32/22
130mm
Jul
29°
34/24
350mm
Aug
30°
35/25
290mm
Sep
26°
31/21
170mm
Oct
20°
25/15
50mm
Nov
12°
17/7
50mm
Dec
5°
10/0
25mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Travel advisories

South Korea: Normal precautions (UK FCDO) ↗

Common questions

How far is Hagåtña from Seoul?

Hagåtña (GUM) and Seoul (ICN) are around 3,227 km (2,005 miles) apart — an estimated 4h 32m by air. Distances and flight times are great-circle estimates.

Which airlines have operated the GUM–ICN route?

Airlines recorded operating this route in the OpenFlights network include Air Seoul, Jin Air, Korean Air. This reflects historical scheduled service and may be out of date.

What is the time difference between Hagåtña and Seoul?

Time difference ~ 1 hour (varies with daylight-saving).

When is it warmest in South Korea?

Across South Korea, the warmest month on average is August, with mean temperatures around 30°C. These are country-level monthly climate normals, not airport-specific.

Is there a travel advisory for South Korea?

The UK FCDO currently rates South Korea as Normal precautions. Check the official source before you travel.

Distances and flight times are great-circle estimates, not booked block times.