Roberts International Airport is served by 1 airline, flying from/to 3 destinationsLongest flight from Roberts International Airport is Monrovia to 🇬🇳 Conakry (CKY), which takes around 1 hour and 20 minutes. On an airline like Ethiopian Airlines. More info on this flight route (ROB-CKY).Shortest flight from Roberts International Airport is Monrovia to 🇬🇳 Conakry (CKY), which takes around 1 hour and 20 minutes. On an airline like Ethiopian Airlines. More info on this flight route (ROB-CKY).