Conroe/North Houston Regional Airport is served by 3 airlines, flying from/to 4 destinationsLongest flight from Conroe/North Houston Regional Airport is Houston to 🇺🇸 San Jose (SJC), which takes around 3 hours and 35 minutes. On an airline like Netjets Aviation. More info on this flight route (CXO-SJC).Shortest flight from Conroe/North Houston Regional Airport is Houston to 🇺🇸 San Jose (SJC), which takes around 3 hours and 35 minutes. On an airline like Netjets Aviation. More info on this flight route (CXO-SJC).