Multiplayer flight games with 2-player support

The best multiplayer flight games with 2-player support, including IL-2 Sturmovik: Battle of Stalingrad, Elite: Dangerous, Tom Clancy's HAWX. See if the games support online, couch, and split-screen play, whether the game has a cooperative campaign or separate multiplayer modes. Find out the number of players supported and check out ratings of multiplayer games.