# Distance from Chitose / Tomakomai (CTS) to San Tome Airport (SOM)

> 13,694 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,694 km / 8,509 mi / 7,394 nm
- **Estimated flight time**: 17h
- **Heading**: 31° (north northeast)
- **Return heading**: 338° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Japan) → Venezuela
- **Intercontinental**: Asia → South America
- **Time difference**: -13h (When it's 22:47 in Chitose / Tomakomai, it's 09:47 in San Tome Airport)
- **Elevation difference**: 779 ft (SOM is higher than CTS)

## Airports

### [New Chitose Airport (CTS)](https://www.flightduration.online/airport/cts-chitose-tomakomai-new-chitose-airport/1ef266df-8b65-6cba-bb84-06bb2780ed98)

- City: Chitose / Tomakomai, Japan
- ICAO: RJCC
- Timezone: Asia/Tokyo
- Coordinates: 42.780000, 141.690000
- Elevation: 82 ft

### [San Tome Airport (SOM)](https://www.flightduration.online/airport/som-san-tome-airport/1ef266df-d459-6d4a-ab8e-06bb2780ed98)

- City: San Tome Airport, Venezuela
- ICAO: SVST
- Timezone: America/Caracas
- Coordinates: 8.950000, -64.150000
- Elevation: 861 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 22:47 in Chitose / Tomakomai, it's 09:47 in San Tome Airport.
With a 13-hour time difference, expect significant jet lag.

## Related

- [New Chitose Airport (CTS)](https://www.flightduration.online/airport/cts-chitose-tomakomai-new-chitose-airport/1ef266df-8b65-6cba-bb84-06bb2780ed98)
- [San Tome Airport (SOM)](https://www.flightduration.online/airport/som-san-tome-airport/1ef266df-d459-6d4a-ab8e-06bb2780ed98)
- [Flight duration calculator](/#calculator)