The overweight fees are usually paid at the check-in desk or at the counter of your airline company.
Notice
Current information and recommendation for passengers:
Thank you for protecting yourself and other travellers at the airport by wearing a face mask, keeping a safe distance, washing your hands frequently and using hand sanitizers.
We recommend checking the entry requirements of the country you are travelling to and the measures taken by your airline.
To review all conditions to travel to the Czech Republic, please visit the Ministry of Interior of the Czech Republic’s website.
Information on the airport's protective measures can be found HERE