Hyannis Air Service Inc., operating as Cape Air, is an airline headquartered at Cape Cod Gateway Airport in Hyannis, Massachusetts, United States. It operates scheduled passenger services in the Northeast, the Caribbean, Midwest, and Eastern Montana. Flights between Hyannis and Nantucket, Massachusetts, are operated under the Nantucket Airlines brand, also operated by Hyannis Air Service, Inc. The company slogan is We're your wings.