British Airways SPU Terminal The main terminal of Split Airport (SPU), in Croatia, is where British Airways is based. Offering a variety of amenities to passengers, this contemporary terminal manages both domestic and international flights. British Airways offers convenient amenities including restaurants, shopping, and cozy waiting areas, as well as quick and easy check-in desks and security screening. Passengers traveling to or from Split may expect a smooth and enjoyable journey because the terminal is well-equipped to handle the large number of passengers, especially during the summer travel season.