The best pricing can be found in the month of October. Prices to Casper from Grand Junction average $323. You can even find prices in October for less than $323, as users have found deals to Casper from as low as $245. The month of December appears to be one of the more expensive times to travel to Casper from Grand Junction. Flying in the targeted month can save you up to 49%.
When flying from Grand Junction to Casper, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.