Board Thread:Spoilers!/@comment-1916997-20150926195527/@comment-24304025-20150926212932

If we assume she got pregnant soon after they left Storybrooke, she could be around 2 months pregnant already in the premiere, they could spend about 4 months in Camelot THEN we skip 6 weeks plus the time passed between that and 508. That gives already enought time for her to give birth even if a bit premature. And we know for sure that they will either jump lots of motnhs or find a magical way for her to give birth before 9 months. Those are the only options, the first being more likely