The winter storm that hit Denver is affecting flights out of Casper-Natrona International Airport.  United flights into and out of Casper from Denver saw heavy cancellations.   The storm had little affect on Delta flights to Salt Lake City and Allegiant to Las Vegas.   If you do have a trip going through Denver, officials urge you to check your flight’s status before heading to the airport.  You can CLICK HERE to see the departure and arrival schedule at Casper-Natrona International.