For the cheapest flights to New York LaGuardia book 54 days before departure.
The most popular airlines on the route Chicago O'Hare - New York LaGuardia: American Airlines (AA), United Airlines (UA), Delta Airlines (DL).
Direct flights last about 2h 4min.
Direct flights are available 7 days a week.
Direct flights: Delta Airlines (DL), American Airlines (AA), United Airlines (UA).
Chicago (IL) New York (NY)