NRT → UBNTokyo to Ulaanbaatar

live

Direct flights from Tokyo (NRT) to Ulaanbaatar (UBN): 9 nonstop departures observed each week across 2 airlines. 0% of the last 11 operated flights arrived within 15 minutes of schedule. The median arrival is 36 minutes late. No cancellations were recorded across the 11 tracked flights. The nonstop covers 3,052 km, an estimated 4 hours 25 minutes in the air. Measured by Pro Flight Search from live flight boards at Tokyo and Ulaanbaatar. Updated 20 October 2026 at 03:09 UTC.

NRT Tokyo smooth · +1
UBN Ulaanbaatar tracking
3,052 km · ~4h 25m est.
dep bank 14:40–15:309x weekly
Runs rough · 2 airlines · 9x weekly · nonstop
0% on time

of the last 11 operated NRT → UBN flights arrived within 15 minutes

Median arrival delay is +36 min. 0 of 11 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival+36 minacross the last 11 operated legs
Flight time~4h 25mestimated from route distance
Weekly departures9x2 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 11

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Aero MongoliaMiat - Mongolian

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
Aero MongoliaM0

Flights M0902 15:30 Tu Fr

Miat - MongolianOM0% on time

Flights OM502 14:40 daily

History

operated legs · board outcomes
10-20M0902departed+73
10-20OM502departed+45
10-19OM502departed+27
10-18OM502departed+28
10-17OM502departed+44
10-16M0902departed+32
10-16OM502departed+85
10-15OM502departed+31
10-14OM502departed+32
10-13M0902departed+36
10-13OM502departed+58

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
NRTTokyo +1 min smooth ⛅ mostly cloudy · SSW 5 kt Full NRT delay board →
UBNUlaanbaatar tracking Full UBN delay board →

How the Tokyo to Ulaanbaatar route actually runs

Pro Flight Search records official board updates for nonstop NRT to UBN flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Tokyo (NRT) to Ulaanbaatar (UBN) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/NRT-UBN
How we measure this →

NRT to UBN questions

Is NRT–UBN running on time right now?

Smooth skies ahead. Both endpoints currently score the same, route health score 83/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on NRT–UBN?

Operators schedule 2 departures from NRT. Earlier flights typically land before destination-airport delays accumulate later in the day; check the UBN delay card to confirm conditions when you'd arrive.

How long is the flight from NRT to UBN?

Great-circle distance is 3,052 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 245–292 min gate-to-gate on this route.

How often does NRT–UBN fly?

2 carriers operate this route, around 9 flights a week between them. Compare carrier days and times in the airline list above.