The best pricing can be found in the month of March. Prices to Grand Forks from Chicago O'Hare Intl Airport average $424. You can even find prices in March for less than $424, as users have found deals to Grand Forks from as low as $225. The month of May appears to be one of the more expensive times to travel to Grand Forks from Chicago O'Hare Intl Airport. Flying in the targeted month can save you up to 42%.
When flying from Chicago O'Hare Intl Airport to Grand Forks, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.