Distance From Cerro Chapelco Heliport to Ulaanbaatar Chinggis Khaan International Airport

The distance from Cerro Chapelco Heliport () to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 11914 miles or 19173 kilometers or 10346 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 Martín De Los Andes ( Argentina ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between San Martín De Los Andes and Ulaanbaatar (Sergelen) takes around 27 hours 23 minutes.

Estimated flight time from Cerro Chapelco Heliport, San Martín De Los Andes, Argentina to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 27 hours 23 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		19173 km
Statute Miles		11914 miles
Nautical Miles		10346 nm
Avg. Time of Flight		27 hours 23 minutes

Cerro Chapelco Heliport to Ulaanbaatar Chinggis Khaan International Airport Flight Route Map - to UBN Flight Path

Location of Cerro Chapelco Heliport & Ulaanbaatar Chinggis Khaan International Airport is given below.
Click the map to view San Martín De Los Andes to Ulaanbaatar (Sergelen) nonstop flight path and travel direction.

Click to see flight route on Google Map between San Martín De Los Andes, Argentina and Ulaanbaatar (Sergelen), Mongolia. .

Nonstop flight route between San Martín De Los Andes, Argentina and Ulaanbaatar (Sergelen), Mongolia.

Time Difference Between the Airports • - UBN

Time difference between San Martín De Los Andes (Argentina) and Ulaanbaatar (Sergelen) (Mongolia) is 11 Hours.
Ulaanbaatar (Sergelen) time is 11 Hours ahead of San Martín De Los Andes.

Location	Local Time
San Martín De Los Andes (Argentina)	2026-10-31, 06:40:11 -03
Ulaanbaatar (Sergelen) (Mongolia)	2026-10-31, 17:40:11 +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

Cerro Chapelco Heliport ( / ) San Martín De Los Andes, Argentina

Destination

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