British Pub o You have to be 1 8 years old to order a drink in a pub. Some pubs will allow people over 14 years old to go inside if they are with someone who is over 18, but they are not allowed to go to the bar or to have an alcoholic drinkBritish Pub ⚫ You have to be 18 years old to order a drink in a pub. Some pubs will allow people over 14 years old to go inside if they are with someone who is over 18, but they are not allowed to go to the bar or to have an alcoholic drink