Smugglers prevented from bringing 27 tonnes of cannabis into the UK in 2024
In 2024, 430 suspects were arrested at Heathrow Airport where 14,617kg of cannabis was seized.
The next worst affected airports were Manchester Airport, where around 135 arrests were made and 4,815kg of cannabis seized, and Birmingham Airport, where 40 arrests were made and 1,410kg cannabis seized.
Of the suspects, 460 were arrested having arrived from Thailand; 108 arriving from Canada and 63 arriving from the USA. The remainder had flown in from a variety of other countries.
https://www.nationalcrimeagency.gov.uk/news/smugglers-prevented-from-bringing-27-tonnes-of-cannabis-into-the-uk-in-2024
Thailand and Canada have overproduction.