Here is the full list of all 20 Wings of Glory achievements.
Complete all three tutorials.
Complete all Entente challenges.
Complete all Entente challenges on Heroic difficulty.
Complete all Central Powers challenges.
Complete all Central Powers challenges on Heroic difficulty.
Play an online match.
Win a match while any of your planes are at 1 HP.
Destroy an enemy airplane by colliding with it.
Escape successfully in a Bombing, Reconnaissance, or Trench Strafing mission with at least 2 enemy airplanes still in play.
Win a match between at least 4 airplanes without losing a single airplane yourself.
Score 5 direct hits on bombing targets.
Win 5 online Reconnaissance matches by escaping with the photographs.
Destroy 5 balloons in online matches.
Eliminate 10 ground units in online matches.
Eliminate 10 enemy planes in online matches.
Win a Battle Royale match.
Eliminate 5 enemy planes in a single Battle Royale match.
Win an online match.
Win 5 online matches.
Win 10 online matches.