# Distance from Bucharest (OTP) to Riverside (RIV)

> 10,539 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,539 km / 6,549 mi / 5,691 nm
- **Estimated flight time**: 13h
- **Heading**: 330° (north northwest)
- **Return heading**: 25° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Romania) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -10h (When it's 20:38 in Bucharest, it's 10:38 in Riverside)
- **Elevation difference**: 1,222 ft (RIV is higher 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

### [March Arb Airport (RIV)](https://www.flightduration.online/airport/riv-riverside-march-arb-airport/1ef266df-3533-6608-b7a5-06bb2780ed98)

- City: Riverside, United States
- ICAO: KRIV
- Timezone: America/Los_Angeles
- Coordinates: 33.880000, -117.260000
- Elevation: 1,536 ft

## Route notes

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

Time-zone information: When it's 20:38 in Bucharest, it's 10:38 in Riverside.
With a 10-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)
- [March Arb Airport (RIV)](https://www.flightduration.online/airport/riv-riverside-march-arb-airport/1ef266df-3533-6608-b7a5-06bb2780ed98)
- [Flight duration calculator](/#calculator)