Discover all the details you need to know about United Airlines LGA Terminal Find more about services, gate information, and check-in procedures to ensure a simple and hassle-free journey. Learn how to use the boarding gates, baggage claim, and other areas of the terminal. Keep up with the most recent information for a hassle-free United Airlines experience at LaGuardia Airport (LGA), whether you are arriving or departing. With useful travel advice, terminal insights, and all you require for a smooth flight with United Airlines, enjoy your journey.