Hence you can play poker, bingo, lotteries, casino games, and sports betting as long as you are 18 years or older. Online sports betting is legal in the UK. What Types of Gambling is Legal in the UK Even better, we discuss what we look out for when ranking these online betting sites – including knowing if a betting site is legal in the UK – and their unique features. Luckily for you, we have made a full list of online bookmakers in the UK for 2023 to help you access great signup bonuses and great odds. While each of these bookies has its standout feature, deciding the ideal betting site can be difficult for punters. Fast forward today, this readily available gambling market has led to an influx in the number of online bookies operating in the UK. UK’s love affair with the betting shop goes back centuries as people cashed in on horse racing.