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Flights between Tokyo (HND) and Seoul (ICN)

Tokyo Haneda International Airport, Japan ↔ Incheon International Airport, South Korea

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

This reflects historical scheduled service and may be out of date — it is not a live timetable.

Airlines that have operated this route include:

Korean Air (KE)Asiana Airlines (OZ)
Distance
1,209 km
751 miles
Est. flight time
2h 1m
great-circle estimate
Time difference
None
varies with DST
View this route on the live map →Search fares on Skyscanner ↗

Climate

Typical monthly temperatures in Japan

Jan
10°
15/5
50mm
Feb
10°
15/5
60mm
Mar
13°
18/8
110mm
Apr
18°
23/13
130mm
May
23°
28/18
130mm
Jun
26°
31/21
170mm
Jul
30°
35/25
150mm
Aug
31°
36/26
170mm
Sep
27°
32/22
220mm
Oct
22°
27/17
200mm
Nov
17°
22/12
95mm
Dec
12°
17/7
50mm

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

Japan: Normal precautions (UK FCDO) ↗South Korea: Normal precautions (UK FCDO) ↗

Common questions

How far is Tokyo from Seoul?

Tokyo (HND) and Seoul (ICN) are around 1,209 km (751 miles) apart — an estimated 2h 1m by air. Distances and flight times are great-circle estimates.

Which airlines have operated the HND–ICN route?

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 This reflects historical scheduled service and may be out of date.

What is the time difference between Tokyo and Seoul?

Both airports keep the same time — no time difference.

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.

Are there travel advisories for Japan and South Korea?

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

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