Flight 103 commonly refers to Pan Am Flight 103, blown up in 1988 by a bomb (the "Lockerbie bombing").

Flight 103 may also refer to:

Listed chronologically Air New Zealand Flight 103, a DC-10 that helped find a lost Cessna in the Pacific, 1978 Far Eastern Air Transport Flight 103, a midair break-up of a Boeing 737 over Taiwan, 1981 Copterline Flight 103, Sikorsky helicopter crashed into the Gulf of Finland, 2005 Buddha Air Flight 103, Beechcraft crashed on approach to Tribhuwan International Airport, Kathmandu, Nepal, 2011

See also

STS-103, a successful Space Shuttle mission in December 1999 The Tragedy of Flight 103: The Inside Story, a 1990 television drama film about the Lockerbie bombing