Southwest Florida International Airport served 1,509,777 passengers in March, a 29% year-over-year increase, according to Lee County Port Authority data. It marked the second-best March in the 41-year history of the south Fort Myers airport. Year-to-date, passenger traffic is up 25%. The traffic leader in March was Southwest, with 278,639 passengers. Rounding out the top five airlines were Delta (260,718), United (195,560), American (180,831) and Spirit (140,160). RSW had a combined 11,621 aircraft arrivals and departures, an increase of 25% compared to March 2023. Page Field in Fort Myers saw 15,610 arrivals and departures, a 19% year-over-year increase.