Mc Allen International Airport is served by 10 airlines, flying from/to 9 destinationsLongest flight from Mc Allen International Airport is Mc Allen to 🇺🇸 Las Vegas (LAS), which takes around 3 hours and 15 minutes. On an airline like Allegiant Air. More info on this flight route (MFE-LAS).Shortest flight from Mc Allen International Airport is Mc Allen to 🇺🇸 Houston (IAH), which takes around 1 hour and 20 minutes. On an airline like United Airlines. More info on this flight route (MFE-IAH).