# Distance from Baltimore (BWI) to Denis Island (DEI)

> 13,816 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,816 km / 8,585 mi / 7,460 nm
- **Estimated flight time**: 17h
- **Heading**: 63° (east northeast)
- **Return heading**: 316° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Seychelles
- **Intercontinental**: North America → Africa
- **Time difference**: +8h (When it's 23:29 in Baltimore, it's 07:29 in Denis Island)
- **Elevation difference**: 133 ft (DEI is lower than BWI)

## Airports

### [Baltimore/Washington International Thurgood Marshall Airport (BWI)](https://www.flightduration.online/airport/bwi-baltimore-baltimorewashington-international-thurgood-marshall-airport/1ef266df-11dd-6712-b7b5-06bb2780ed98)

- City: Baltimore, United States
- ICAO: KBWI
- Timezone: America/New_York
- Coordinates: 39.180000, -76.670000
- Elevation: 143 ft

### [Denis Island Airport (DEI)](https://www.flightduration.online/airport/dei-denis-island-denis-island-airport/1ef266de-de1d-6a3a-8565-06bb2780ed98)

- City: Denis Island, Seychelles
- ICAO: FSSD
- Timezone: Indian/Mahe
- Coordinates: -3.800000, 55.670000
- Elevation: 10 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 23:29 in Baltimore, it's 07:29 in Denis Island.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Baltimore/Washington International Thurgood Marshall Airport (BWI)](https://www.flightduration.online/airport/bwi-baltimore-baltimorewashington-international-thurgood-marshall-airport/1ef266df-11dd-6712-b7b5-06bb2780ed98)
- [Denis Island Airport (DEI)](https://www.flightduration.online/airport/dei-denis-island-denis-island-airport/1ef266de-de1d-6a3a-8565-06bb2780ed98)
- [Flight duration calculator](/#calculator)