YAH · CYAH · La Grande-4 Airport

La Grande-4 Airport (YAH)

La Grande-4, Canada · medium airport · 53.755° -73.675° ·
Airport Information
IATA CodeYAH
ICAO CodeCYAH
Typemedium airport
NameLa Grande-4 Airport
MunicipalityLa Grande-4
CountryCanada
ContinentNA
Latitude53.755° N
Longitude-73.675° W
Elevation1005 ft
Climate ZoneTemperate
Scheduled ServiceYes
Score250
Local TimeLoading...
Country & Timezone Info
CountryCanada
ISO Code
RegionLa Grande-4
Continent CodeNA
IANA TimezoneAmerica/Toronto
UTC Offset (Standard)UTC-5
DST OffsetUTC-4
Current Offset--

🌬 Best Time to Fly

Recommended: May – September
Pleasant temperatures across most regions
Loading season...
Spring: Mar–MaySummer: Jun–AugAutumn: Sep–NovWinter: Dec–Feb

✈ Airlines Serving YAH

AA — American AirlinesDL — Delta Air LinesUA — United AirlinesWN — Southwest AirlinesAS — Alaska AirlinesB6 — JetBlueAC — Air Canada

🌡 Climate — Temperate (53.8°N)

Jan
Feb
10°
Mar
13°
Apr
17°
May
21°
11°
Jun
26°
15°
Jul
28°
17°
Aug
27°
16°
Sep
23°
13°
Oct
18°
Nov
12°
Dec
* Approximate average temperatures by month based on temperate latitude zone

AI-Enhanced Insights

La Grande-4 Airport (YAH) is a remote medium-sized airport in northern Quebec, Canada, primarily serving the La Grande-4 hydroelectric generating station operated by Hydro-Québec as part of the massive James Bay Project. Situated near the La Grande River, the airport functions as a vital transportation link for workers and personnel accessing the isolated generating facility in the subarctic wilderness. The surrounding landscape features vast boreal forest and tundra typical of the James Bay lowlands.

💡 Local Tip
Pack layered clothing regardless of season—temperatures in the James Bay region can swing dramatically, and weather can shift rapidly between bright sunshine, rain, and even snow during the shoulder seasons.
🚖 Getting There

Access to La Grande-4 Airport is almost exclusively by air, as the facility is located in a remote area of northern Quebec with no major road connections. Charter flights and Hydro-Québec-operated services are the primary means of reaching the airport. Travelers should coordinate transportation well in advance, as commercial airline options to this destination are extremely limited or nonexistent.

❓ Frequently Asked Questions
Q: What is the primary purpose of La Grande-4 Airport?
A: The airport primarily serves the La Grande-4 hydroelectric generating station and its workforce, providing essential air access to this remote northern Quebec location.

Q: Where exactly is La Grande-4 Airport located?
A: It is situated in the James Bay region of northern Quebec, near the La Grande River, deep within Quebec's boreal wilderness.

Q: Are there scheduled commercial flights to La Grande-4?
A: Scheduled service is limited; most flights are charter or corporate operations linked to Hydro-Québec's activities at the generating station.

Q: What facilities are available at the airport?
A: The airport offers basic infrastructure suited to industrial and worker transport, with no commercial amenities typical of urban airports.
AI-generated content · Generated Jun 26, 2026 · MiniMax-M3

🗺 Location Map

🌏 Nearby Airports (Top 5)

IATANameCity / CountryDistance (km)Distance (mi)Link
YAR La Grande-3 Airport La Grande-3, Canada 167.3 km 104.0 mi View →
YFG Fontanges Airport Fontanges, Canada 185.6 km 115.3 mi View →
YOI Opinaca Aerodrome Éléonore Mine, Canada 260.1 km 161.6 mi View →
YGL La Grande Rivière Airport La Grande Rivière, Canada 265.6 km 165.1 mi View →
YNS Nemiscau Airport Nemiscau, Canada 283.0 km 175.8 mi View →

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