# Distance from San Jose (SJO) to Seoul Air Base (SSN)

> 13,813 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,813 km / 8,583 mi / 7,458 nm
- **Estimated flight time**: 17h
- **Heading**: 330° (north northwest)
- **Return heading**: 38° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Costa Rica) → South Korea
- **Intercontinental**: North America → Asia
- **Time difference**: +15h (When it's 00:52 in San Jose, it's 15:52 in Seoul Air Base)
- **Elevation difference**: 2,929 ft (SSN is lower than SJO)

## Airports

### [Juan Santamaria International Airport (SJO)](https://www.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

### [Seoul Air Base (SSN)](https://www.flightduration.online/airport/ssn-seoul-air-base/1ef266df-8e13-6c0a-b71d-06bb2780ed98)

- City: Seoul Air Base, South Korea
- ICAO: RKSM
- Timezone: Asia/Seoul
- Coordinates: 37.450000, 127.110000
- Elevation: 92 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 00:52 in San Jose, it's 15:52 in Seoul Air Base.
With a 15-hour time difference, expect significant jet lag.

## Related

- [Juan Santamaria International Airport (SJO)](https://www.flightduration.online/airport/sjo-san-jose-juan-santamaria-international-airport/1ef266df-6643-69f0-a227-06bb2780ed98)
- [Seoul Air Base (SSN)](https://www.flightduration.online/airport/ssn-seoul-air-base/1ef266df-8e13-6c0a-b71d-06bb2780ed98)
- [Flight duration calculator](/#calculator)