Distance From Exxon Mobil Aba Road Estate Heliport to Ulaanbaatar Chinggis Khaan International Airport

The distance from Exxon Mobil Aba Road Estate Heliport () to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 6420 miles or 10331 kilometers or 5575 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 Port Harcourt ( Nigeria ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between Port Harcourt and Ulaanbaatar (Sergelen) takes around 14 hours 45 minutes.

Estimated flight time from Exxon Mobil Aba Road Estate Heliport, Port Harcourt, Nigeria to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 14 hours 45 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		10331 km
Statute Miles		6420 miles
Nautical Miles		5575 nm
Avg. Time of Flight		14 hours 45 minutes

Exxon Mobil Aba Road Estate Heliport to Ulaanbaatar Chinggis Khaan International Airport Flight Route Map - to UBN Flight Path

Location of Exxon Mobil Aba Road Estate Heliport & Ulaanbaatar Chinggis Khaan International Airport is given below.
Click the map to view Port Harcourt to Ulaanbaatar (Sergelen) nonstop flight path and travel direction.

Click to see flight route on Google Map between Port Harcourt, Nigeria and Ulaanbaatar (Sergelen), Mongolia. .

Nonstop flight route between Port Harcourt, Nigeria and Ulaanbaatar (Sergelen), Mongolia.

Time Difference Between the Airports • - UBN

Time difference between Port Harcourt (Nigeria) and Ulaanbaatar (Sergelen) (Mongolia) is 7 Hours.
Ulaanbaatar (Sergelen) time is 7 Hours ahead of Port Harcourt.

Location	Local Time
Port Harcourt (Nigeria)	2026-03-19, 07:06:38 WAT
Ulaanbaatar (Sergelen) (Mongolia)	2026-03-19, 14:06:38 +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

Exxon Mobil Aba Road Estate Heliport ( / ) Port Harcourt, Nigeria

Destination

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