# Distance from Bangkok (BKK) to Siena (SAY)

> 8,930 km · estimated flight time 12h · Long-haul route.

## Summary

- **Distance**: 8,930 km / 5,549 mi / 4,822 nm
- **Estimated flight time**: 12h
- **Heading**: 312° (northwest)
- **Return heading**: 80° (east)
- **Classification**: Long-haul
- **Type**: International (Thailand) → Italy
- **Intercontinental**: Asia → Europe
- **Time difference**: -5h (When it's 10:28 in Bangkok, it's 05:28 in Siena)
- **Elevation difference**: 629 ft (SAY is higher than BKK)

## Airports

### [Suvarnabhumi Airport (BKK)](https://www.flightduration.online/airport/bkk-bangkok-suvarnabhumi-airport/1ef266df-f511-6042-a32f-06bb2780ed98)

- City: Bangkok, Thailand
- ICAO: VTBS
- Timezone: Asia/Bangkok
- Coordinates: 13.680000, 100.750000
- Elevation: 5 ft

### [Siena / Ampugnano Airport (SAY)](https://www.flightduration.online/airport/say-siena-siena-ampugnano-airport/1ef266df-5127-6c2e-a7d4-06bb2780ed98)

- City: Siena, Italy
- ICAO: LIQS
- Timezone: Europe/Rome
- Coordinates: 43.260000, 11.260000
- Elevation: 634 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 10:28 in Bangkok, it's 05:28 in Siena.
The 5-hour time difference may cause some jet lag.

## Related

- [Suvarnabhumi Airport (BKK)](https://www.flightduration.online/airport/bkk-bangkok-suvarnabhumi-airport/1ef266df-f511-6042-a32f-06bb2780ed98)
- [Siena / Ampugnano Airport (SAY)](https://www.flightduration.online/airport/say-siena-siena-ampugnano-airport/1ef266df-5127-6c2e-a7d4-06bb2780ed98)
- [Flight duration calculator](/#calculator)