# Distance from Tehran (IKA) to Seattle (SEA)

> 10,777 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 10,777 km / 6,697 mi / 5,819 nm
- **Estimated flight time**: 14h
- **Heading**: 356° (north)
- **Return heading**: 5° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Iran) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -10.5h (When it's 01:58 in Tehran, it's 15:28 in Seattle)
- **Elevation difference**: 2,873 ft (SEA is lower than IKA)

## Airports

### [Imam Khomeini International Airport (IKA)](https://www.flightduration.online/airport/ika-tehran-imam-khomeini-international-airport/1ef266df-7d90-6d1a-ab04-06bb2780ed98)

- City: Tehran, Iran
- ICAO: OIIE
- Timezone: Asia/Tehran
- Coordinates: 35.420000, 51.150000
- Elevation: 3,305 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 01:58 in Tehran, it's 15:28 in Seattle.
With a 10.5-hour time difference, expect significant jet lag.

## Related

- [Imam Khomeini International Airport (IKA)](https://www.flightduration.online/airport/ika-tehran-imam-khomeini-international-airport/1ef266df-7d90-6d1a-ab04-06bb2780ed98)
- [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)