Here is the full list of all 45 Wings of Prey achievements.
Complete any mission on winter locations: Korsun, Stalingrad or Bulge
Destroy 100 aircraft.
Damage 100 ground units using rockets or bombs.
Complete the "Battle of Britain" chapter.
Destroy a ship using bombs.
Complete the "Convoy" mission.
Defend your leader in the "Baptism by fire" mission.
Destroy 5 aircraft in one mission.
Complete Primary Training.
Unlock all the articles in the encyclopedia.
Conduct a flight manoeuvre during the first mission of the tutorial.
Complete 100 missions in singleplayer or online mode with the IL-2 Sturmovik.
Complete "Escort" with limited fuel and ammo and additional attempts set to 0.
Complete "The Red Skies of Dover" in the real cockpit view.
Find the Brandenburg Gate and attack the vehicle near it.
Complete the "Battle of Stalingrad" chapter.
Complete the "Invasion of Sicily" chapter.
Complete the "Korsun Pocket" chapter.
Complete the "Battle of The Bulge" chapter.
Complete the "Battle of Berlin" chapter.
Complete the single player campaign.
Complete any chapter of the campaign on Realistic.
Complete the single player campaign on Realistic.
Complete any chapter of the campaign on Simulator.
Complete the single player campaign on Simulator.
Unlock all the single missions.
Complete all the single missions with the "ground attack" tag.
Complete all the single missions with the "need cover" tag.
Complete all the single missions with the "fighter" tag.
Destroy 50 aircraft in the Gunner View.
Destroy 100 ground units.
Win one mission or match with each Soviet aircraft.
Win one mission or match with each Allied aircraft.
Win one mission or match with each Axis aircraft.
Win 50 matches in Team Battle.
Win 30 matches in Dogfight.
Win 50 matches in Strike.
Win 50 matches in Capture Airfields.
Destroy 100 player aircraft.
Destroy 5 player aircraft without dying.
Win an Online match at each location.
Win an Online match in each mode.
Conduct 50 successful landings on Realistic in Capture Airfields.
Conduct a successful landing on Simulator.
Complete the first mission in chapter "Battle of Britain" on Simulator.