# Distance from San Jose (SJO) to Seinajoki / Ilmajoki (SJY)

> 9,869 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 9,869 km / 6,132 mi / 5,329 nm
- **Estimated flight time**: 13h
- **Heading**: 26° (north northeast)
- **Return heading**: 290° (west northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Costa Rica) → Finland
- **Intercontinental**: North America → Europe
- **Time difference**: +9h (When it's 09:12 in San Jose, it's 18:12 in Seinajoki / Ilmajoki)
- **Elevation difference**: 2,719 ft (SJY is lower than SJO)

## Airports

### [Juan Santamaria International Airport (SJO)](https://flightduration.online/airport/sjo-san-jose-juan-santamaria-international-airport/1ef266df-6643-69f0-a227-06bb2780ed98)

- City: San Jose, Costa Rica
- ICAO: MROC
- Timezone: America/Costa_Rica
- Coordinates: 9.990000, -84.210000
- Elevation: 3,021 ft

### [Seinajoki Airport (SJY)](https://flightduration.online/airport/sjy-seinajoki-ilmajoki-seinajoki-airport/1ef266de-c22a-66e8-98b7-06bb2780ed98)

- City: Seinajoki / Ilmajoki, Finland
- ICAO: EFSI
- Timezone: Europe/Helsinki
- Coordinates: 62.690000, 22.830000
- Elevation: 302 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 09:12 in San Jose, it's 18:12 in Seinajoki / Ilmajoki.
With a 9-hour time difference, expect significant jet lag.

## Related

- [Juan Santamaria International Airport (SJO)](https://flightduration.online/airport/sjo-san-jose-juan-santamaria-international-airport/1ef266df-6643-69f0-a227-06bb2780ed98)
- [Seinajoki Airport (SJY)](https://flightduration.online/airport/sjy-seinajoki-ilmajoki-seinajoki-airport/1ef266de-c22a-66e8-98b7-06bb2780ed98)
- [Flight duration calculator](/#calculator)