Question: What small regional airport is situated south-west to the village of Irthington?
Sentence (from "West Kootenay Regional Airport"): The West Kootenay Regional Airport, (Castlegar Airport) (IATA: YCG, ICAO: CYCG) is a small regional airport located 2 NM south southeast of Castlegar, British Columbia, Canada.
Relevant evidence: No