The UK Electronic Travel Authorisation (ETA) is one of the most searched travel topics right now — and for good reason. The UK introduced the ETA requirement in 2024, and many travellers are still unsure whether it applies to them. Here's everything you need to know before you fly. What is a UK ETA? A UK ETA (Electronic Travel Authorisation) is a pre-travel permission linked digitally to your passport. It doesn't replace a visa — it's a separate, lightweight requirement for t