# Distance from Helsinki (HEL) to San Diego/El Cajon (SEE)

> 9,090 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,090 km / 5,648 mi / 4,908 nm
- **Estimated flight time**: 12h
- **Heading**: 328° (north northwest)
- **Return heading**: 18° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Finland) → United States
- **Intercontinental**: Europe → North America
- **Time difference**: -10h (When it's 16:50 in Helsinki, it's 06:50 in San Diego/El Cajon)
- **Elevation difference**: 209 ft (SEE is higher than HEL)

## Airports

### [Helsinki Vantaa Airport (HEL)](https://flightduration.online/airport/hel-helsinki-helsinki-vantaa-airport/1ef266de-c121-6940-a083-06bb2780ed98)

- City: Helsinki, Finland
- ICAO: EFHK
- Timezone: Europe/Helsinki
- Coordinates: 60.320000, 24.960000
- Elevation: 179 ft

### [Gillespie Field (SEE)](https://flightduration.online/airport/see-san-diegoel-cajon-gillespie-field/1ef266df-37ed-6bfa-aaaa-06bb2780ed98)

- City: San Diego/El Cajon, United States
- ICAO: KSEE
- Timezone: America/Los_Angeles
- Coordinates: 32.830000, -116.970000
- Elevation: 388 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 16:50 in Helsinki, it's 06:50 in San Diego/El Cajon.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Helsinki Vantaa Airport (HEL)](https://flightduration.online/airport/hel-helsinki-helsinki-vantaa-airport/1ef266de-c121-6940-a083-06bb2780ed98)
- [Gillespie Field (SEE)](https://flightduration.online/airport/see-san-diegoel-cajon-gillespie-field/1ef266df-37ed-6bfa-aaaa-06bb2780ed98)
- [Flight duration calculator](/#calculator)