**Sun Country Terminal at MCO: Complete Airport Guide** Sun Country Airlines passengers traveling through Orlando International Airport (MCO) can use this guide to learn about terminal information, check-in procedures, baggage services, security screening, and other essential airport facilities. Knowing where to go before arriving at the airport can help make your journey more convenient and less stressful. Whether you are departing from Orlando or arriving on a Sun Country flight, understanding the airport layout can help you plan your trip more efficiently. **[Sun Country Terminal at MCO](https://aerocounter.com/sun-country-airlines/mco-terminal-orlando-international-airport/)** operates from Terminal B at Orlando International Airport. Passengers should confirm their assigned terminal, check-in location, and departure gate before traveling because airport operations and flight arrangements can change. Checking your airline confirmation and the airport's flight information displays is a useful way to obtain the latest details for your specific flight.