2017 - $20 average - the same for the basic steam edition
There is no need to buy Microsoft Flight Simulator X: Deluxe Edition as Microsoft Flight Simulator X: Acceleration contains everything from Microsoft Flight Simulator X: Deluxe Edition and more.
Yes you will
Microsoft Flight Simulator X: 18 Microsoft Flight Simulator X: Deluxe Edition: 22 Microsoft Flight Simulator X: Acceleration (add-on): 25 Microsoft Flight Simulator X: Gold Edition: 25
Yes and no, there are aircraft carriers in Microsoft Flight Simulator X: Acceleration (add-on) and Microsoft Flight Simulator X: Gold Edition.
Thats correct
You can install Microsoft Flight Simulator X: Deluxe Edition up to two times, after that the product key won't work.
You cannot increase the trial time of the Microsoft Flight Simulator X demo.
There is no one key, every box of Microsoft Flight Simulator X Acceleration has a different product key. You need to buy Microsoft Flight Simulator X Acceleration for the product key. If you have bought Microsoft Flight Simulator X Aceleration and no product key was included, contact where you bought it from.
No, Microsoft Flight Simulator 2004 add-on aircraft cannot be transferred to Microsoft Flight Simulator X.
No, you cannot use the add-ons for Microsoft Flight Simulator 98 in Microsoft Flight Simulator X.
Flight Simulator X is by Microsoft, the full name is Microsoft Flight Simulator X.
Standard Edition: -18 airplanes -40 high-detail airports -28 high-detail cities -30+ structered missions Deluxe Edition: -24 airplanes -45 high-detail airports -38 high-detail cities -50+ structered missions -Glass panel (G1000) cockpit -Tower controller