Siberia Airlines Flight 1812 was a commercial flight shot down by the Ukrainian Air Force over the Black Sea on 4 October 2001, en route from Tel Aviv, Israel to Novosibirsk, Russia. The aircraft carried 66 passengers and 12 crew members. There were no survivors. The accident resulted from combat-missile launches during joint Ukrainian-Russian military air-defence exercises. Ukraine eventually admitted that it might have caused the crash, probably by an errant S-200 missile fired by its armed forces.

One of only three 154M-100 version with Western avionics, including the Flight Management Computer, GPS, EGPWS, TCAS, and other modern systems. All three aircraft were produced as payment of debts owed by Russia to Slovakia. They were delivered in 1998 to Slovak Airlines, and sold back to Russia in 2003.

Crashed, 10/4/2010, near the Russian city of Smolensk, killing all 96 people on board. Among the victims were the President of Poland Lech Kaczyński and his wife Maria, the former President of Poland in exile Ryszard Kaczorowski, the chief of the Polish General Staff and other senior Polish military officers, the president of the National Bank of Poland, Polish Government officials, 18 members of the Polish Parliament, senior members of the Polish clergy and relatives of victims of the Katyn massacre. The group was arriving from Warsaw to attend an event commemorating the 70th anniversary of t