# Distance from Alton/St Louis (ALN) to Quito (UIO)

> 4,500 km · estimated flight time 6h · Long-haul route.

## Summary

- **Distance**: 4,500 km / 2,796 mi / 2,430 nm
- **Estimated flight time**: 6h
- **Heading**: 162° (south southeast)
- **Return heading**: 346° (north northwest)
- **Classification**: Long-haul
- **Type**: International (United States) → Ecuador
- **Intercontinental**: North America → South America
- **Time difference**: +0h (When it's 18:23 in Alton/St Louis, it's 18:23 in Quito)
- **Elevation difference**: 8,657 ft (UIO is higher than ALN)

## Airports

### [St Louis Regional Airport (ALN)](https://www.flightduration.online/airport/aln-altonst-louis-st-louis-regional-airport/1ef266df-0e15-6d96-bfee-06bb2780ed98)

- City: Alton/St Louis, United States
- ICAO: KALN
- Timezone: America/Chicago
- Coordinates: 38.890000, -90.050000
- Elevation: 544 ft

### [Nuevo Aeropuerto Internacional Mariscal Sucre (UIO)](https://www.flightduration.online/airport/uio-quito-nuevo-aeropuerto-internacional-mariscal-sucre/1ef266df-a57c-65f4-aaa1-06bb2780ed98)

- City: Quito, Ecuador
- ICAO: SEQM
- Timezone: America/Guayaquil
- Coordinates: -0.130000, -78.360000
- Elevation: 9,200 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.

## Related

- [St Louis Regional Airport (ALN)](https://www.flightduration.online/airport/aln-altonst-louis-st-louis-regional-airport/1ef266df-0e15-6d96-bfee-06bb2780ed98)
- [Nuevo Aeropuerto Internacional Mariscal Sucre (UIO)](https://www.flightduration.online/airport/uio-quito-nuevo-aeropuerto-internacional-mariscal-sucre/1ef266df-a57c-65f4-aaa1-06bb2780ed98)
- [Flight duration calculator](/#calculator)