What Terminal is Spirit Airlines At ORD? Spirit Airlines is largely based in Terminal 3 of Chicago O'Hare International Airport. This terminal is one of the primary ones at ORD, and it handles both domestic and international aircraft. Terminal 3 is well-known for accommodating a wide range of airlines, including low-cost carriers such as Spirit Airlines, which provides economical travel to a variety of destinations. When flying with Spirit Airlines, you must confirm your departure or arrival terminal, as these information may change due to operational considerations.
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