A groundbreaking ceremony was held in 1959 for a new $5.5 million terminal designed by Yount, Sullivan and Lecklider,[10] completed in 1961.

In March 1988 Piedmont had nonstops from Dayton to 27 airports, California to Boston to Florida, plus eight more on its prop affiliate.

A $50 million renovation of the airport's terminal building, designed by Levin Porter Associates,[12] was completed in 1989.

The news, gift shops, and food and beverage concessionaires improved their leased areas in the terminal building.

[14] In June 2006, UPS ceased operations at the Menlo cargo facility, consolidating its cargo operation and sorting facility to its Louisville hub, and reducing cargo tonnage through the Dayton airport by 97% from its 2005 peak [14][15][16] On May 1, 2011 Air Canada Express ended flights to Toronto Pearson, the airport's only international destination, when the airline consolidated its service at Cincinnati/Northern Kentucky International Airport.

On August 12, 2012 Southwest Airlines began serving Dayton with flights to Denver International Airport.

[20] On November 19, 2015, Dayton officials announced that Allegiant Air would add service in April twice a week to Orlando and Tampa.

[21] Allegiant Air would become the only low-cost fare carrier at the airport and would fill the gap left by Southwest Airlines reduction in flights to Florida.

The airline will maintain a maintenance hangar and flight crew location in Dayton, with a total of 550 employees.

American Airlines stated that the jet service provided by Air Wisconsin would be shifted to other regional carriers.

The tower is about 254 feet (77 m) high with a 12,000-square-foot (1,100 m2) base building of office and operational space for FAA personnel.

[needs update][citation needed] The access road to the terminal has been undergoing several upgrades since October 2007 which involves the rehabilitation of Terminal Drive pavement, drainage system upgrades, installation of underground utilities and erection of new signage and other related roadway improvements.

[citation needed] The installation of wildlife fencing, completed in May 2009, enhances airport safety by reducing the movement of wild animals on the airfield.

[18] The airport has multiple fixed-base operators that offer fuel – both avgas and jet fuel – and other services such as general maintenance, aircraft parking, conference rooms, crew lounges, snooze rooms, showers, courtesy transportation, and more.

The Heritage Booksellers has also closed and been converted to a temporary seating area pending new construction at the airport.

The airport has several Fuel Rod charging stations along with a new Cash to Card machine to pay for checked luggage at airline ticket counters.

The Dayton International Airport once ranked among the nation's busiest air freight facilities and was the Midwestern hub for Emery Worldwide, a CF company.

[48] Emery, which was then operating under the name Menlo Worldwide Forwarding, was acquired by United Parcel Service (UPS) at the end of 2004.

[49][50] UPS closed the facility on June 30, 2006, moving operations to Worldport at Louisville International Airport.

[77][78] This article incorporates public domain material from the Air Force Historical Research Agency