Direct (nonstop) flights from Ulaanbaatar to Tokyo

3 airlines fly nonstop from Chinggis Khan International Airport (UBN) to Narita International Airport (NRT). It's 1,900 miles (3,057 km), about 4h 35m in the air. Operated by Aero Mongolia, Miat - Mongolian Airlines, United Airlines.

UBN
Chinggis Khan International Airport
🇲🇳 Ulaanbaatar, Mongolia
NRT
Narita International Airport
🇯🇵 Tokyo, Japan
Flight Time
4h 35m
Distance
1,900 mi
3,057 km
CO₂/pax
321 kg
−57 kg vs. layover
Airlines
3
Aero Mongolia +2
Time Diff
+1h
Operated by Aero Mongolia Aero Mongolia Miat - Mongolian Airlines Miat - Mongolian Airlines United Airlines United Airlines

Route data last updated: May 30, 2026

Airlines with non-stop flights

Aero Mongolia M0 Aero Mongolia
Route
UBN → NRT
Flight Time
4h 35m
Distance
1,900 mi
Miat - Mongolian Airlines OM Miat - Mongolian Airlines
Route
UBN → NRT
Flight Time
4h 35m
Distance
1,900 mi
United Airlines UA United Airlines
Route
UBN → NRT
Flight Time
4h 35m
Distance
1,900 mi

Alternative Routes

Other ways to fly from Ulaanbaatar to Tokyo with one stop · direct emits 321 kg CO₂ per passenger

UBN CJJ (Cheongju) NRT
Leg 1: 3h 10m (1,295 mi) Leg 2: 2h 10m (722 mi) Total: ~5h 20m 🍃 378 kg CO₂ (+18% vs. direct)
Leg 1
UBN → CJJ
3h 10m · 1,295 mi
View UBN to CJJ flights →
Leg 2
CJJ → NRT
2h 10m · 722 mi
View CJJ to NRT flights →
UBN KIX (Osaka) NRT
Leg 1: 4h (1,727 mi) Leg 2: 1h 25m (305 mi) Total: ~5h 25m 🍃 373 kg CO₂ (+16% vs. direct)
Leg 1
UBN → KIX
4h · 1,727 mi
View UBN to KIX flights →
Leg 2
KIX → NRT
1h 25m · 305 mi
View KIX to NRT flights →
UBN TAE (Daegu) NRT
Leg 1: 3h 30m (1,380 mi) Leg 2: 2h 10m (659 mi) Total: ~5h 40m 🍃 380 kg CO₂ (+18% vs. direct)
Leg 1
UBN → TAE
3h 30m · 1,380 mi
View UBN to TAE flights →
Leg 2
TAE → NRT
2h 10m · 659 mi
View TAE to NRT flights →
UBN ICN (Seoul) NRT
Leg 1: 3h 15m (1,218 mi) Leg 2: 2h 30m (783 mi) Total: ~5h 45m 🍃 376 kg CO₂ (+17% vs. direct)
Leg 1
UBN → ICN
3h 15m · 1,218 mi
View UBN to ICN flights →
Leg 2
ICN → NRT
2h 30m · 783 mi
View ICN to NRT flights →
UBN PUS (Busan) NRT
Leg 1: 3h 40m (1,427 mi) Leg 2: 2h 10m (646 mi) Total: ~5h 50m 🍃 385 kg CO₂ (+20% vs. direct)
Leg 1
UBN → PUS
3h 40m · 1,427 mi
View UBN to PUS flights →
Leg 2
PUS → NRT
2h 10m · 646 mi
View PUS to NRT flights →

Frequently Asked Questions

How long is the direct flight from Ulaanbaatar to Tokyo?

A nonstop flight from Ulaanbaatar (UBN) to Tokyo (NRT) takes approximately 4 hours and 35 minutes. The distance is 1,900 miles (3,057 km).

Which airlines fly nonstop from Ulaanbaatar to Tokyo?

3 airlines: Aero Mongolia, Miat - Mongolian Airlines, United Airlines.

Is there a nonstop flight from Ulaanbaatar to Tokyo?

Yes. 3 airlines: Aero Mongolia, Miat - Mongolian Airlines, United Airlines.

How far is Ulaanbaatar from Tokyo?

The flight distance from Ulaanbaatar to Tokyo is 1,900 miles (3,057 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Los Angeles.

What is the time difference between Ulaanbaatar and Tokyo?

Tokyo is 1 hour ahead of Ulaanbaatar. (Asia/Ulaanbaatar vs Asia/Tokyo.)

What type of aircraft flies from Ulaanbaatar to Tokyo?

At 4h 35m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.

Do I need a visa to travel from Mongolia to Japan?

Depends on your passport. Check with the Japan embassy or an official visa portal before booking — requirements change.

What is the carbon footprint of a flight from Ulaanbaatar to Tokyo?

Roughly 321 kg CO2 per passenger one-way. That's about the same as driving 1,605 km.

Is the return flight from Tokyo to Ulaanbaatar also nonstop?

Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.

When is the cheapest time to fly from Ulaanbaatar to Tokyo?

Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.

How early should I arrive at Chinggis Khan International Airport for this flight?

3 hours before departure for international flights. You need time for check-in, security, and immigration.