# Distance from Bucharest (OTP) to Portsmouth (PSM)

> 7,270 km · estimated flight time 10h · Long-haul route.

## Summary

- **Distance**: 7,270 km / 4,517 mi / 3,925 nm
- **Estimated flight time**: 10h
- **Heading**: 307° (northwest)
- **Return heading**: 51° (northeast)
- **Classification**: Long-haul
- **Type**: International (Romania) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -7h (When it's 05:57 in Bucharest, it's 22:57 in Portsmouth)
- **Elevation difference**: 214 ft (PSM is lower than OTP)

## Airports

### [Henri Coanda International Airport (OTP)](https://www.flightduration.online/airport/otp-bucharest-henri-coanda-international-airport/1ef266df-5682-65f2-900a-06bb2780ed98)

- City: Bucharest, Romania
- ICAO: LROP
- Timezone: Europe/Bucharest
- Coordinates: 44.570000, 26.100000
- Elevation: 314 ft

### [Portsmouth International At Pease Airport (PSM)](https://www.flightduration.online/airport/psm-portsmouth-portsmouth-international-at-pease-airport/1ef266df-33b1-6488-97e8-06bb2780ed98)

- City: Portsmouth, United States
- ICAO: KPSM
- Timezone: America/New_York
- Coordinates: 43.080000, -70.820000
- Elevation: 100 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 05:57 in Bucharest, it's 22:57 in Portsmouth.
With a 7-hour time difference, expect significant jet lag.

## Related

- [Henri Coanda International Airport (OTP)](https://www.flightduration.online/airport/otp-bucharest-henri-coanda-international-airport/1ef266df-5682-65f2-900a-06bb2780ed98)
- [Portsmouth International At Pease Airport (PSM)](https://www.flightduration.online/airport/psm-portsmouth-portsmouth-international-at-pease-airport/1ef266df-33b1-6488-97e8-06bb2780ed98)
- [Flight duration calculator](/#calculator)