Distance From North Windham Airport to Henri Coandă International Airport

The distance from North Windham Airport () to Henri Coandă International Airport (OTP) is 4584 miles or 7378 kilometers or 3981 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 Londonderry ( United States ) to Bucharest ( Romania )?

A one-way nonstop (direct) flight between Londonderry and Bucharest takes around 10 hours 32 minutes.

Estimated flight time from North Windham Airport, Londonderry, United States to Henri Coandă International Airport, Bucharest, Romania is 10 hours 32 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 • - OTP

Kilometers		7378 km
Statute Miles		4584 miles
Nautical Miles		3981 nm
Avg. Time of Flight		10 hours 32 minutes

North Windham Airport to Henri Coandă International Airport Flight Route Map - to OTP Flight Path

Location of North Windham Airport & Henri Coandă International Airport is given below.
Click the map to view Londonderry to Bucharest nonstop flight path and travel direction.

Click to see flight route on Google Map between Londonderry, United States and Bucharest, Romania. .

Nonstop flight route between Londonderry, United States and Bucharest, Romania.

Time Difference Between the Airports • - OTP

Time difference between Londonderry (United States) and Bucharest (Romania) is 7 Hours.
Bucharest time is 7 Hours ahead of Londonderry.

Location	Local Time
Londonderry (United States)	2026-09-16, 13:08:58 EDT
Bucharest (Romania)	2026-09-16, 20:08:58 EEST

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

North Windham Airport ( / 23VT) Londonderry, United States

Destination

Henri Coandă International Airport (OTP / LROP) Bucharest, Romania