No-Fly Zone is an achievement in Halo: Combat Evolved Anniversary and Halo: The Master Chief Collection. It is awarded for destroying three of the four Banshees in the level Halo. In the original game it is represented by a Banshee inside a reticule, with "3" overlaid on it; in The Master Chief Collection it is represented by a screenshot of Hang 'Em High.
The achievement is worth 10 Gamerpoints.
- Note that it has to be the player who takes down the Banshee, and not an AI Warthog gunner.
- At the beginning of the level, the player is attacked by two Banshees. When one of them is destroyed, the other will fly away. It is recommended to shoot both of them with the pistol until they have are smoking, and then take one of them down. The player should be able to land the last few shots on the other before it is able to get out of range.