Full list of all 80 BioShock Infinite achievements. It takes around 25-30 hours to unlock all of the achievements in the base game on Windows.
The base game contains 50 achievements, and there are 3 DLC packs containing 30 achievements.
Killed 20 enemies using Possessed machines.
Killed 5 enemies while you are drunk.
Completed the game on Easy difficulty or above.
Completed the game on Normal difficulty or above.
Completed the game on Hard difficulty or above.
Unlocked 1999 Mode.
Completed The Hand of the Prophet.
Killed 5 enemies while they are falling.
Killed 20 enemies by knocking them off Columbia.
Completed Comstock House.
Lured 3 enemies into a single Vigor trap 5 times.
Completed Emporia.
Killed 20 enemies using allies brought in through a Tear.
Killed 100 enemies with the Founder Huntsman Carbine or Vox Burstgun.
Killed 150 enemies with the Founder Triple R Machine Gun or Vox Repeater.
Performed all 8 of the Vigor combinations.
Killed 50 enemies with the Founder China Broom Shotgun or Vox Heater.
Used all 8 Vigors against enemies.
Spent $10,000 at the vending machines of Columbia.
Used Elizabeth to pick 30 locks.
Killed 10 enemies by utilizing environmental hazards.
Completed Factory.
Killed 30 enemies while riding a Sky-Line.
Fully upgraded one weapon and one Vigor.
Killed 25 enemies with the Paddywhacker Hand Cannon.
Assisted the gunsmith.
Upgraded one attribute (Health, Shield, or Salts) to its maximum level.
Killed 30 enemies with the Peppermill Crank Gun.
Killed 30 enemies with the Founder Pig Volley Gun or Vox Hail Fire.
Killed 20 enemies with the Barnstormer RPG.
Killed 20 enemies with a Sky-Hook Execution.
Killed 20 "Heavy Hitter" enemies.
Killed 75 enemies either with a Vigor or while the enemy is under the effects of a Vigor.
Opened 30 Tears.
Killed a Handyman by only shooting his heart.
Killed 20 enemies with a Sky-Line Strike.
Boarded The First Lady.
Killed 5 enemies with a headshot while riding a Sky-Line.
Equipped a piece of Gear in all four slots.
Retrieved Shock Jockey.
Killed 30 enemies with the Bird's Eye Sniper Rifle.
Looted 200 containers.
Reached Monument Island.
Killed 25 enemies with the Broadsider Pistol.
Completed Lighthouse.
Completed the game in 1999 Mode.
Collected every Infusion upgrade in a single game.
Used all telescopes and Kinetoscopes in the game.
Collected every Voxophone.
Complete the game in 1999 Mode without purchasing anything from a Dollar Bill vending machine.
Defeated all waves in Emporia Arcade.
Defeated all waves in Raven's Dome.
In CitC, used all eight different vigor combos to deliver the killing blow on an enemy.
In CitC, got a kill with each weapon and vigor (except Bucking Bronco).
In CitC, unlocked all Gallery items.
Defeated all waves in Duke and Dimwit Theater.
In CitC, killed an enemy with splash damage by shooting a rocket out of the air.
Defeated all waves in The OPS Zeal.
In CitC, knocked an enemy off the city with Undertow, then rescued him, then knocked him off again.
In CitC, completed all Blue Ribbon Challenges.
Completed Burial at Sea - Episode 1.
Destroyed ten Turrets in Burial at Sea - Episode 1.
Damaged fifteen foes with an exploding enemy, using the Radar Range in Burial at Sea - Episode 1.
Made 5 enemies explode with the Radar Range in Burial at Sea - Episode 1.
Shattered 5 enemies who had been frozen with Old Man Winter.
Froze 2 enemies with the same Old Man Winter trap.
Rode the tram in Burial at Sea - Episode 1.
Purchased any two upgrades for Old Man Winter or Radar Range in Burial at Sea - Episode 1.
Took a Bathysphere ride in Burial at Sea - Episode 1.
Collected all Audio Diaries in Burial at Sea - Episode 1.
Completed Burial at Sea - Episode 2.
Delivered the hair sample in Burial at Sea - Episode 2.
Used Ironsides to collect 20 rounds of ammo or more in Burial at Sea - Episode 2.
Repaired the machine in Suchong's lab in Burial at Sea - Episode 2.
Knocked out two or more enemies using the same Gas Bolt.
Gained five noisemakers through lockpicking.
On three occasions, knocked out an enemy after silently dropping off a Freight Hook.
While invisible, used Peeping Tom to knock out 15 enemies with a melee attack.
Collected all Audio Diaries and Voxophones in Burial at Sea - Episode 2.
Completed Burial at Sea - Episode 2 in 1998 mode.