The price of commercial aircraft

How much would commercial aircraft  costs?

B737-600  $50 - 57 millions
B737-700  $57 - 67.5 millions
B737-800  $70.5 - 79 millions
B737-900ER  $74 - 85 millons

B767-200ER  $124.5 - 135.5 millions
B767-300ER  $141 - 157.5 millions
B767-300 Freighter  $151 - 162 millions
B767-400ER  $154 - 169 millions

B777-200ER  $200 - 225 millions
B777-200LR  $231 - 256.5 millions
B777-300ER  $250 - 279 millions
B777 Freighter  $246 - 254 millions

B747-400ER  $228 - 260 millions
B747-400ER Freighter  $232 - 261 millions
B747-8  $ 285.5 - 300 millions
B747-8 Freighter  $294 - 297 millions

B787-3  $146 - 151.5 millions
B787-8  $157 - 167 millions
B787-9  $189 - 200 millions

A320-200  $55 - 65 millions
A340-600 around $218millions
A380-800 around $330millions

Source: Airbus, Boeing, Flydamnit, google 

This is only an estimation.The Price may be differ due to current economy