Distance From Portsmouth International at Pease Airport to Henri Coandă International Airport, PSM - OTP Distance

The distance from Portsmouth International at Pease Airport (PSM) to Henri Coandă International Airport (OTP) is 4517 miles or 7269 kilometers or 3923 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.

---

How long does it take to travel from Portsmouth ( United States ) to Bucharest ( Romania )?

A one-way nonstop (direct) flight between Portsmouth and Bucharest takes around 10 hours 23 minutes.

Estimated flight time from Portsmouth International at Pease Airport, Portsmouth, United States to Henri Coandă International Airport, Bucharest, Romania is 10 hours 23 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 • PSM - OTP

Kilometers		7269 km
Statute Miles		4517 miles
Nautical Miles		3923 nm
Avg. Time of Flight		10 hours 23 minutes

Portsmouth International at Pease Airport to Henri Coandă International Airport Flight Route Map - PSM to OTP Flight Path

Location of Portsmouth International at Pease Airport & Henri Coandă International Airport is given below.
Click the map to view Portsmouth to Bucharest nonstop flight path and travel direction.

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

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

Time Difference Between the Airports • PSM - OTP

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

Location	Local Time
Portsmouth (United States)	2026-05-04, 22:13:12 EDT
Bucharest (Romania)	2026-05-05, 05:13:12 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

Portsmouth International at Pease Airport (PSM / KPSM) Portsmouth, United States

Destination

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