I m looking for a book series fantasy?

I wish I had more detail on the series I read it when I was much younger it s a fantasy series the first book has to do with a creature or hairy boy I don t remember and his people never leave the trail in the woods and he leaves the trail and the rest of the series is about all of yhe horrible things that happen to him it s fantasy I remember one section he got captured by an or get maybe and given to the ogres daughter as a play doll there was a flying city at some point maybe cages hanging from the city on the cover it was so long ago any help would do the artwork on the cover was slightly cartoonist I wouldn t say the books were kids novels Ul but they weren t adult