Distance From St Simons Island Airport to Ulaanbaatar Chinggis Khaan International Airport, SSI - UBN Distance

The distance from St Simons Island Airport (SSI) to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 6969 miles or 11215 kilometers or 6052 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 St Simons Island ( United States ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between St Simons Island and Ulaanbaatar (Sergelen) takes around 16 hours 1 minutes.

Estimated flight time from St Simons Island Airport, St Simons Island, United States to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 16 hours 1 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 • SSI - UBN

Kilometers		11215 km
Statute Miles		6969 miles
Nautical Miles		6052 nm
Avg. Time of Flight		16 hours 1 minutes

St Simons Island Airport to Ulaanbaatar Chinggis Khaan International Airport Flight Route Map - SSI to UBN Flight Path

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

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

Nonstop flight route between St Simons Island, United States and Ulaanbaatar (Sergelen), Mongolia.

Time Difference Between the Airports • SSI - UBN

Time difference between St Simons Island (United States) and Ulaanbaatar (Sergelen) (Mongolia) is 12 Hours.
Ulaanbaatar (Sergelen) time is 12 Hours ahead of St Simons Island.

Location	Local Time
St Simons Island (United States)	2026-08-03, 04:51:34 EDT
Ulaanbaatar (Sergelen) (Mongolia)	2026-08-03, 16:51:34 +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

St Simons Island Airport (SSI / KSSI) St Simons Island, United States

Destination

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