British Citizens do not require a visa to enter Argentina for up to 90 days. This period can be extended for another 90 days in Argentina by contacting the National Immigration Office.
Your passport must be valid for the intended duration of your stay, and you may be asked to provide proof of an onward or return flight. If you are travelling on business, you will need to provide evidence of the purpose of your tip on arrival.
The information found here is based on the response provided by the Argentinean embassy. We recommend you always double check the latest information directly with the embassy before you travel. If you wish to travel for longer than the visa-free period, you should speak to the Argentinean embassy directly on 0207 318 1300.