# Distance from Houston (IAH) to Williams Harbour (YWM)

> 4,071 km · estimated flight time 6h · Long-haul route.

## Summary

- **Distance**: 4,071 km / 2,530 mi / 2,198 nm
- **Estimated flight time**: 6h
- **Heading**: 40° (northeast)
- **Return heading**: 248° (west southwest)
- **Classification**: Long-haul
- **Type**: International (United States) → Canada
- **Time difference**: +2.5h (When it's 00:57 in Houston, it's 03:27 in Williams Harbour)
- **Elevation difference**: 26 ft (YWM is lower than IAH)

## Airports

### [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)

- City: Houston, United States
- ICAO: KIAH
- Timezone: America/Chicago
- Coordinates: 29.980000, -95.340000
- Elevation: 96 ft

### [Williams Harbour Airport (YWM)](https://www.flightduration.online/airport/ywm-williams-harbour-williams-harbour-airport/1ef266de-a102-6b0a-9463-06bb2780ed98)

- City: Williams Harbour, Canada
- ICAO: CCA6
- Timezone: America/St_Johns
- Coordinates: 52.570000, -55.780000
- Elevation: 70 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 00:57 in Houston, it's 03:27 in Williams Harbour.

## Related

- [George Bush Intcntl/Houston Airport (IAH)](https://www.flightduration.online/airport/iah-houston-george-bush-intcntlhouston-airport/1ef266df-22d4-6822-bae6-06bb2780ed98)
- [Williams Harbour Airport (YWM)](https://www.flightduration.online/airport/ywm-williams-harbour-williams-harbour-airport/1ef266de-a102-6b0a-9463-06bb2780ed98)
- [Flight duration calculator](/#calculator)