# Distance from Dayton (DAY) to Bucharest (OTP)

> 8,329 km · estimated flight time 11h · Long-haul route.

## Summary

- **Distance**: 8,329 km / 5,176 mi / 4,498 nm
- **Estimated flight time**: 11h
- **Heading**: 44° (northeast)
- **Return heading**: 312° (northwest)
- **Classification**: Long-haul
- **Type**: International (United States) → Romania
- **Intercontinental**: North America → Europe
- **Time difference**: +7h (When it's 10:25 in Dayton, it's 17:25 in Bucharest)
- **Elevation difference**: 695 ft (OTP is lower than DAY)

## Airports

### [James M Cox Dayton International Airport (DAY)](https://www.flightduration.online/airport/day-dayton-james-m-cox-dayton-international-airport/1ef266df-16d1-6db8-8338-06bb2780ed98)

- City: Dayton, United States
- ICAO: KDAY
- Timezone: America/New_York
- Coordinates: 39.900000, -84.220000
- Elevation: 1,009 ft

### [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

## 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 10:25 in Dayton, it's 17:25 in Bucharest.
With a 7-hour time difference, expect significant jet lag.

## Related

- [James M Cox Dayton International Airport (DAY)](https://www.flightduration.online/airport/day-dayton-james-m-cox-dayton-international-airport/1ef266df-16d1-6db8-8338-06bb2780ed98)
- [Henri Coanda International Airport (OTP)](https://www.flightduration.online/airport/otp-bucharest-henri-coanda-international-airport/1ef266df-5682-65f2-900a-06bb2780ed98)
- [Flight duration calculator](/#calculator)