Dickinson/Theodore Roosevelt Regional Airport is served by 2 airlines, flying from/to 4 destinationsLongest flight from Dickinson/Theodore Roosevelt Regional Airport is Dickinson to 🇺🇸 Denver (DEN), which takes around 2 hours. On an airline like United Airlines. More info on this flight route (DIK-DEN).Shortest flight from Dickinson/Theodore Roosevelt Regional Airport is Dickinson to 🇺🇸 Bismarck (BIS), which takes around 20 minutes. On an airline like Alpine Air Express. More info on this flight route (DIK-BIS).