# Distance from Analalava Airport (HVA) to Seattle (SEA)

> 16,252 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 16,252 km / 10,099 mi / 8,775 nm
- **Estimated flight time**: 20h
- **Heading**: 348° (north northwest)
- **Return heading**: 17° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Madagascar) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -10h (When it's 20:42 in Analalava Airport, it's 10:42 in Seattle)
- **Elevation difference**: 87 ft (SEA is higher than HVA)

## Airports

### [Analalava Airport (HVA)](https://www.flightduration.online/airport/hva-analalava-airport/1ef266de-dbe9-6a5c-ae67-06bb2780ed98)

- City: Analalava Airport, Madagascar
- ICAO: FMNL
- Timezone: Indian/Antananarivo
- Coordinates: -14.630000, 47.760000
- Elevation: 345 ft

### [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)

- City: Seattle, United States
- ICAO: KSEA
- Timezone: America/Los_Angeles
- Coordinates: 47.450000, -122.310000
- Elevation: 432 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 20:42 in Analalava Airport, it's 10:42 in Seattle.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Analalava Airport (HVA)](https://www.flightduration.online/airport/hva-analalava-airport/1ef266de-dbe9-6a5c-ae67-06bb2780ed98)
- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Flight duration calculator](/#calculator)