| La Grande-4 Airport | |
| Iata: | YAH |
| Icao: | CYAH |
| Wmo: | 71823 |
| Type: | Private |
| Operator: | Hydro-Québec |
| Location: | La Grande-4 generating station |
| Timezone: | EST |
| Summer: | EDT |
| Elevation-F: | 1,005 |
| Coordinates: | 53.7547°N -73.6753°W |
| Pushpin Map: | Canada Quebec |
| Pushpin Label: | CYAH |
| Pushpin Map Caption: | Location in Quebec |
| R1-Number: | 09/27 |
| R1-Length-F: | 5,009 |
| R1-Surface: | Gravel |
| Footnotes: | Sources: Canada Flight Supplement Environment Canada[1] |
La Grande-4 Airport is an airfield exclusively serving the La Grande-4 hydro-electric generating station in northern Quebec, Canada.