Distance From Rafael Hernández International Airport to Ulaanbaatar Chinggis Khaan International Airport, BQN - UBN Distance

The distance from Rafael Hernández International Airport (BQN) to Ulaanbaatar Chinggis Khaan International Airport (UBN) is 7852 miles or 12636 kilometers or 6818 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 Aguadilla ( Puerto Rico ) to Ulaanbaatar (Sergelen) ( Mongolia )?

A one-way nonstop (direct) flight between Aguadilla and Ulaanbaatar (Sergelen) takes around 18 hours 3 minutes.

Estimated flight time from Rafael Hernández International Airport, Aguadilla, Puerto Rico to Ulaanbaatar Chinggis Khaan International Airport, Ulaanbaatar (Sergelen), Mongolia is 18 hours 3 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 • BQN - UBN

Kilometers		12636 km
Statute Miles		7852 miles
Nautical Miles		6818 nm
Avg. Time of Flight		18 hours 3 minutes

Rafael Hernández International Airport to Ulaanbaatar Chinggis Khaan International Airport Flight Route Map - BQN to UBN Flight Path

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

Click to see flight route on Google Map between Aguadilla, Puerto Rico and Ulaanbaatar (Sergelen), Mongolia. .

Nonstop flight route between Aguadilla, Puerto Rico and Ulaanbaatar (Sergelen), Mongolia.

Time Difference Between the Airports • BQN - UBN

Time difference between Aguadilla (Puerto Rico) and Ulaanbaatar (Sergelen) (Mongolia) is 12 Hours.
Ulaanbaatar (Sergelen) time is 12 Hours ahead of Aguadilla.

Location	Local Time
Aguadilla (Puerto Rico)	2026-06-15, 11:59:19 AST
Ulaanbaatar (Sergelen) (Mongolia)	2026-06-15, 23:59:19 +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

Rafael Hernández International Airport (BQN / TJBQ) Aguadilla, Puerto Rico

Destination

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