Operating out of Terminal B at LaGuardia Airport (LGA), Frontier Airlines LGA Terminal provides low-cost air travel throughout the United States. Modern conveniences like online check-in and baggage drop-off are available at Terminal B, along with eating alternatives like Dunkin’ and Shake Shack. Arriving at least two hours prior to departure can help travelers get through security and check-in quickly. Frontier Airlines at LGA Terminal B guarantees a convenient and pleasurable travel experience for every traveler with its central location and accessible amenities.