Runs out of Terminal N of Miami International Airport. For British Airways travelers traveling to and from Miami, the British Airways MIA Terminal offers a smooth travel experience and is specifically built to handle international carriers. The modern conveniences, large waiting spaces, and effective layout of Terminal N are well-known. British Airways passengers should head to the check-in desks in the Central Terminal as soon as they arrive at the airport. Customer service representatives are on hand to help with check-in, baggage drop, and any special requirements. Additionally, travelers have the option to check in online or through the British Airways mobile app up to 24 hours prior to departure for enhanced convenience .