Ontario County is a county in the U.S. state of New York. As of the 2020 United States census, the population was 112,458. The county seat is Canandaigua. The county is part of the Finger Lakes region of the state.
AdNewYork To Ontario. Book the Best Flight to Your Next Destination and Save with KAYAK®! KAYAK® - Metasearch Travel Leader. Find the Best Flight Deals and Book with Confidence.
Multiple airlines · More than flights · Metasearch Travel Leader · Search one and done