Also to know is, is there an achievement for beating Fallout 4 on survival?
Survival Achievement. I can kind of understand why not, since "completing" the game means vastly different things from player to player. Rushing through the story on Survival mode is hardly an achievement, and that's what most would do to get it.
Furthermore, what does survival mode do in Fallout 4? Survival difficulty (sometimes called Survival mode) is a difficulty mode in Fallout 4 meant to make the game more challenging for experienced players. Survival can be selected at the start of a game or switched to from the pause menu at any time.
Accordingly, is survival mode in Fallout 4 worth it?
It's not really worth it IMO. It just makes you take more damage and makes enemies take an absurd amount of damage before dying.
Can you fast travel in survival mode Fallout 4?
How do you deal with fast travel in Fallout 4 in survival mode? Siding with the Brotherhood grants you access to Vertibird travel. Beware, this may cause you to be in caution for quite sometime as enemies can be alerted by you and be far across the map from your destination.