Southwest Airlines Harry Reid International Airport is based at Harry Reid International Airport (formerly McCarran International Airport) and offers both domestic and international flights in Las Vegas, Nevada. Noted for their exceptional customer service and low rates, Southwest significantly contributes to connecting travelers to Las Vegas, one of the most popular travel destinations in the U.S. The airline holds a strong position at the airport as multiple flights leave and arrive daily, which allows passengers to easily reach the vibrant city and enjoy convenience and flexibility throughout their journey.