Here is the full list of all 16 Air Conflicts: Pacific Carriers achievements.
Perform 3 kills in row in MP
Place in top half in multiplayer match with at least 6 players
Place first in multiplayer match with at least 6 players
Play 15 multiplayer matches to the end
Win 5 multiplayer matches with USN team
Win 5 multiplayer matches with IJN team
Complete both USN Campaigns
Complete both IJN Campaigns
Reach maximum experience with any pilot (255)
Successfully land on carrier at mission’s end
Sink 20 ships in campaign mode
Sink 5 destroyers in campaign game mode
Hit a manoeuvring ship with a torpedo
Sink a carrier in campaign game mode
Shoot down 100 enemy planes in campaign mode
Hit a moving ship with a torpedo