# Distance from Athens (ATH) to Chiang Rai (CEI)

> 7,456 km · estimated flight time 10h · Long-haul route.

## Summary

- **Distance**: 7,456 km / 4,633 mi / 4,026 nm
- **Estimated flight time**: 10h
- **Heading**: 82° (east)
- **Return heading**: 304° (northwest)
- **Classification**: Long-haul
- **Type**: International (Greece) → Thailand
- **Intercontinental**: Europe → Asia
- **Time difference**: +4h (When it's 02:59 in Athens, it's 06:59 in Chiang Rai)
- **Elevation difference**: 972 ft (CEI is higher than ATH)

## Airports

### [Eleftherios Venizelos International Airport (ATH)](https://www.flightduration.online/airport/ath-athens-eleftherios-venizelos-international-airport/1ef266df-4dd8-66cc-be87-06bb2780ed98)

- City: Athens, Greece
- ICAO: LGAV
- Timezone: Europe/Athens
- Coordinates: 37.940000, 23.940000
- Elevation: 308 ft

### [Chiang Rai International Airport (CEI)](https://www.flightduration.online/airport/cei-chiang-rai-chiang-rai-international-airport/1ef266df-f548-6b50-a273-06bb2780ed98)

- City: Chiang Rai, Thailand
- ICAO: VTCT
- Timezone: Asia/Bangkok
- Coordinates: 19.950000, 99.880000
- Elevation: 1,280 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 02:59 in Athens, it's 06:59 in Chiang Rai.
The 4-hour time difference may cause some jet lag.

## Related

- [Eleftherios Venizelos International Airport (ATH)](https://www.flightduration.online/airport/ath-athens-eleftherios-venizelos-international-airport/1ef266df-4dd8-66cc-be87-06bb2780ed98)
- [Chiang Rai International Airport (CEI)](https://www.flightduration.online/airport/cei-chiang-rai-chiang-rai-international-airport/1ef266df-f548-6b50-a273-06bb2780ed98)
- [Flight duration calculator](/#calculator)