How to find Snowstone Island? [duplicate]
Solution 1:
According to the guide on the /r/simpleplanes subreddit, the way to find Snowstone island is as follows:
Spawn at the Yeager Final Approach and continue straight.
There will be very few islands on the way, however once you see these 2 you'll know you're on the right path.
Another 2 islands will be ahead of you, and Snowstone's reflection will show up readily. Continue forward and you're home free.
But be careful not to get hit by the missiles!
Another post also shows a map of the in-game world created by user /u/PerplexedPirate. This map contains all islands, not just the ones available on mobile, but according to commenters on the post the map is the same between PC and mobile other than the missing islands: