Distance From Corisco International Airport to Ulaanbaatar Chinggis Khaan International Airport, OCS - UBN Distance

The distance from Corisco International Airport (OCS) to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 6520 miles or 10492 kilometers or 5662 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 Corisco Island ( Equatorial Guinea ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between Corisco Island and Ulaanbaatar (Sergelen) takes around 14 hours 59 minutes.

Estimated flight time from Corisco International Airport, Corisco Island, Equatorial Guinea to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 14 hours 59 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 • OCS - UBN

Kilometers		10492 km
Statute Miles		6520 miles
Nautical Miles		5662 nm
Avg. Time of Flight		14 hours 59 minutes

Corisco International Airport to Ulaanbaatar Chinggis Khaan International Airport Flight Route Map - OCS to UBN Flight Path

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

Click to see flight route on Google Map between Corisco Island, Equatorial Guinea and Ulaanbaatar (Sergelen), Mongolia. .

Nonstop flight route between Corisco Island, Equatorial Guinea and Ulaanbaatar (Sergelen), Mongolia.

Time Difference Between the Airports • OCS - UBN

Time difference between Corisco Island (Equatorial Guinea) and Ulaanbaatar (Sergelen) (Mongolia) is 7 Hours.
Ulaanbaatar (Sergelen) time is 7 Hours ahead of Corisco Island.

Location	Local Time
Corisco Island (Equatorial Guinea)	2025-01-28, 20:51:58 WAT
Ulaanbaatar (Sergelen) (Mongolia)	2025-01-29, 03:51:58 +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

Corisco International Airport (OCS / FGCO) Corisco Island, Equatorial Guinea

Destination

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