Customs officers today seized herbal cannabis worth an estimated €250,000 at Cork airport.
A total of 21kg of the drug was seized when officers searched the luggage of a passenger who had arrived on a flight from Johannesburg via Heathrow.
Officers from Revenue's Customs Service found the suitcase packed with the drug and said the find resulted from "risk profiling".
A man (43) has been arrested and is being held at Togher Garda station.