Originally Posted by
uopayroll
I have to disagree with the impossible distance. Dragonstone is further, by sea from Casterly Rock than King's Landing. Also King's landing is on the way to Dorne from Dragonstone. Euron would of intercepted the first time while they were sailing by, been rather close to KL, had the one day parade and stuff, and took off after the rest. Grey Worm and crew showed up earlier and Euron showed up a bit later but still in time. Ironborne were considered ship people, would make sense their boats are a bit better and faster...
Plus the episodes are not real time, there is off screen travel going on.