Commuter airlines are regional airlines that operate short-haul flights between small cities and towns. These airlines are often referred to as regional airlines, feeder airlines, or even air taxis. Some other synonyms for commuter airlines include commuter carriers, regional carriers, or regional commuter airlines. Additionally, some airlines may be referred to by their specific brand name, such as Delta Connection, American Eagle, or United Express. Commuter airlines play a vital role in connecting smaller communities to larger cities and hubs, providing efficient and reliable air travel options for both business and leisure travelers.