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Flights between Tokyo (NRT) and Ulan Bator (ULN)

Narita International Airport, Japan ↔ Chinggis Khaan International Airport, Mongolia

A direct route between Tokyo and Ulan Bator 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This reflects historical scheduled service and may be out of date — it is not a live timetable.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:

OM
Distance
3,061 km
1,902 miles
Est. flight time
4h 20m
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 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 Mongolia

Jan
-15°
-10/-20
1mm
Feb
-10°
-5/-15
2mm
Mar
-1°
4/-6
3mm
Apr
9°
14/4
6mm
May
17°
22/12
11mm
Jun
22°
27/17
35mm
Jul
23°
28/18
65mm
Aug
21°
26/16
60mm
Sep
14°
19/9
25mm
Oct
5°
10/0
6mm
Nov
-7°
-2/-12
3mm
Dec
-14°
-9/-19
2mm

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

Travel advisories

Japan: Normal precautions (UK FCDO) ↗Mongolia: Normal precautions (UK FCDO) ↗

Common questions

How far is Tokyo from Ulan Bator?

Tokyo (NRT) and Ulan Bator (ULN) are around 3,061 km (1,902 miles) apart — an estimated 4h 20m by air. Distances and flight times are great-circle estimates.

Which airlines have operated the NRT–ULN route?

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 This reflects historical scheduled service and may be out of date.

What is the time difference between Tokyo and Ulan Bator?

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

When is it warmest in Mongolia?

Across Mongolia, the warmest month on average is July, with mean temperatures around 23°C. These are country-level monthly climate normals, not airport-specific.

Are there travel advisories for Japan and Mongolia?

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

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