La Grande/Union County Airport is served by 1 airline, flying from/to 2 destinationsLongest flight from La Grande/Union County Airport is La Grande to 🇺🇸 Portland (PDX), which takes around 1 hour and 5 minutes. On an airline like Aerolink Uganda. More info on this flight route (LGD-PDX).Shortest flight from La Grande/Union County Airport is La Grande to 🇺🇸 Portland (PDX), which takes around 1 hour and 5 minutes. On an airline like Aerolink Uganda. More info on this flight route (LGD-PDX).