- In 1917 Stoneham Farm was requisitioned by the War Office to build an Aircraft Acceptance Park. The uncompleted base was given to the US Navy to develop an assembly area for future bombing operations in Northern Europe.
- 1921, shipping companies moved in and the used the facilities and flying was halted until the late 1920's.
- 1932 saw Southampton Corporation purchase Atlantic Park and the airfield became Southampton Municipal Airport.
- March 1936, Captain Joseph Summers took the prototype Spitfire K5054 on its maiden flight. The Spitfire went into production and were designed and built in nearby Woolston and assembled and tested at the airport.
- During the war the site became a training area for the Royal Navy and to try and stop aircraft assembly many raids were made.
- In 1945 the airport began operating again as a municipal airport with a regular service to the Channel Islands.
- During the 1960's Mr J. N. Somers bought the airport from Southampton Corporation, securing its financial future. Many improvements were made including a new 1723m concrete runway.
- 273,247 passengers passed through the airport during the first year with the new runway.
- Passenger numbers dropped during the recession of the 1970's but a new air traffic control tower was still built.
- In 1984 Airports UK Ltd was was appointed to manage the operational activities of Southampton Airport and began improvements to the facilities.
- In 1988 planning permission was applied for to redevelop the whole airport and construct two business parks.
- BAA plc purchased the site in 1990 and announced that they would be investing £27 million in developing the airport. Planning permission was granted in 1993 and work began.
- The 'New Southampton Airport' was opened in 1994 by HRH the Duke of York.
- A record number of 560,000 passengers passed through the airport in 1996 and 1997 saw 631,000 passengers using the airport for many new destinations.
- A new multi storey car park was constructed in 2001, extending the existing short term car park.
- Today Southampton is one of Europe's most modern regional airports and over 1 million passengers pass through the airport each year flying to 33 different destinations