RENO, Nev. (KOLO) -The Reno-Tahoe International Airport said last week it had its busiest summer in almost two decades this year. Overall summer traffic increased 10 percent in 2024 compared to 2023, the Reno-Tahoe Airport Authority said in a statement. That breaks down to a 12 percent June increase; 8 percent in July; and 9 percent in August.