Flight time from Chicago, Illinois to Portland, Maine and flight distance

The average flight time between Chicago, Illinois and Portland, Maine is 3 hours and 50 minutes and it is subject to a slight change depending on air traffic and weather conditions.

The flight time from Chicago, Illinois to Portland, Maine
The flight distance from O'Hare International Airport to Portland International Airport is exactly 1734 miles.

If you intend to fly from Chicago to Portland please bear in mind that flight times may increase significantly in case of heavy traffic or bad weather.

Example of a flight between Chicago and Portland:
United Airlines flight 1799, normally made by an Airbus A320 or Boeing 737.



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