Portal:Transport/Selected anniversaries/August 27
- 1962 – Mariner 2 launched to Venus.
- 1993 – The Florida Department of Transportation decides to cease producing its distinctive colored U.S. Highway shields so that it can make use of Federal funds for those signs.
- 2006 – Comair Flight 5191 crashed en route from Blue Grass Airport in Lexington, Kentucky, to Hartsfield-Jackson International Airport in Atlanta, Georgia, United States. Forty-nine of the 50 people aboard the flight were confirmed dead in the hours following the crash.