The best pricing can be found in the month of September. Prices to Grand Forks from Oklahoma City average $459. You can even find prices in September for less than $459, as users have found deals to Grand Forks from as low as $129. The month of June appears to be one of the more expensive times to travel to Grand Forks from Oklahoma City. Flying in the targeted month can save you up to 482%.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oklahoma City to Grand Forks as you normally would.