Distance From San Nicolas Island Nolf Airport to Ulaanbaatar Chinggis Khaan International Airport

The distance from San Nicolas Island Nolf Airport () to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 6157 miles or 9908 kilometers or 5347 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from San Nicolas Island ( United States ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between San Nicolas Island and Ulaanbaatar (Sergelen) takes around 14 hours 9 minutes.

Estimated flight time from San Nicolas Island Nolf Airport, San Nicolas Island, United States to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 14 hours 9 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • - UBN

Kilometers		9908 km
Statute Miles		6157 miles
Nautical Miles		5347 nm
Avg. Time of Flight		14 hours 9 minutes

San Nicolas Island Nolf Airport to Ulaanbaatar Chinggis Khaan International Airport Flight Route Map - to UBN Flight Path

Location of San Nicolas Island Nolf Airport & Ulaanbaatar Chinggis Khaan International Airport is given below.
Click the map to view San Nicolas Island to Ulaanbaatar (Sergelen) nonstop flight path and travel direction.

Click to see flight route on Google Map between San Nicolas Island, United States and Ulaanbaatar (Sergelen), Mongolia. .

Nonstop flight route between San Nicolas Island, United States and Ulaanbaatar (Sergelen), Mongolia.

Time Difference Between the Airports • - UBN

Time difference between San Nicolas Island (United States) and Ulaanbaatar (Sergelen) (Mongolia) is 15 Hours.
Ulaanbaatar (Sergelen) time is 15 Hours ahead of San Nicolas Island.

Location	Local Time
San Nicolas Island (United States)	2026-03-21, 21:35:22 PDT
Ulaanbaatar (Sergelen) (Mongolia)	2026-03-22, 12:35:22 +08

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

San Nicolas Island Nolf Airport ( / KNSI) San Nicolas Island, United States

Destination

Ulaanbaatar Chinggis Khaan International Airport (UBN / ZMCK) Ulaanbaatar (Sergelen), Mongolia