UBN → NRTUlaanbaatar to Tokyo

live

Direct flights from Ulaanbaatar (UBN) to Tokyo (NRT): 12 nonstop departures observed each week across 3 airlines. 92% of the last 13 operated flights arrived within 15 minutes of schedule. The median arrival is 18 minutes early. 1 of the 13 tracked flights was cancelled. 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 Ulaanbaatar and Tokyo. Updated 14 September 2026 at 13:03 UTC.

UBN Ulaanbaatar tracking
NRT Tokyo smooth · +0
3,052 km · ~4h 25m est.
dep bank 07:45–09:5512x weekly
Runs reliable · 3 airlines · 12x weekly · nonstop
92% on time

of the last 13 operated UBN → NRT flights arrived within 15 minutes

Median arrival delay is −18 min. 1 of 13 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−18 minacross the last 13 operated legs
Flight time~4h 25mestimated from route distance
Weekly departures12x3 direct airlines on the leg
Cancelled7.7%recent route rate · 1 of 13

The week

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

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 M0901 09:00 Tu Fr

Miat - MongolianOM100% on time

Flights OM501 07:45 daily

United AirlinesUA

Flights UA6 09:55 Mo We Fr

History

operated legs · board outcomes
09-14OM501arrived−38
09-14UA6arrived−5
09-13M0901cancelledCNX
09-13OM501arrived−18
09-12OM501arrived−15
09-11M0901arrived−3
09-11OM501arrived−21
09-11UA6arrived−18
09-10OM501arrived−27
09-09OM501arrived−43
09-09UA6arrived−13
09-08M0901arrived−11
09-08OM501arrived−28

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
UBNUlaanbaatar tracking Full UBN delay board →
NRTTokyo +0 min smooth 🌤 clear · S 5 kt Full NRT delay board →

How the Ulaanbaatar to Tokyo route actually runs

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

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

UBN to NRT questions

Is UBN–NRT running on time right now?

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

Morning or evening flight on UBN–NRT?

Operators schedule morning departures around 07:45 from UBN. Earlier flights typically land before destination-airport delays accumulate later in the day; check the NRT delay card to confirm conditions when you'd arrive.

How long is the flight from UBN to NRT?

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 UBN–NRT fly?

3 carriers operate this route, around 12 flights a week between them. Compare carrier days and times in the airline list above.