O'Hare International Airport is a major airport in Chicago.

O'Hare may also refer to:

USS O'Hare (DD-889), a US Navy destroyer O'Hare (surname), a surname (and list of people with the name) Edward O'Hare, a U.S. Naval aviator and the namesake of the airport and the ship O'Hare, Chicago, a US community area O'Hare station, a rapid transit terminal in Chicago, Illinois O'Hare station train crash, an operational incident at O'Hare station O'Hare Transfer station, a commuter rail station in Chicago, Illinois O'Hare Flyer, a proposed airport rail link from downtown Chicago to O'Hare Airport O'Hare (band), a Yugoslav 1960s rock band O'Hare Air, a fictional company in The Lorax (film).

See also Collingwood O'Hare, animation studio O'Hara (disambiguation) Ohaře, a village in the Czech Republic Hare (disambiguation)