Southwest Airlines is located at Terminal 2 at Minneapolis-St. Paul International Airport (MSP) . Terminal 2 also serves Allegiant, Condor, Frontier, Icelandair, JetBlue, and Sun Country airlines. Terminal 1 serves Air Canada, Air France, Alaska Airlines, American Airlines, Delta Air Lines, Denver Air, KLM Royal Dutch Airlines, Spirit Airlines, and United Airlines. The two terminals are connected by free Light Rail Transit (LRT) service that runs between terminals approximately every 10 minutes during peak times and 10 to 15 minutes at other times of day.