Despite the role Jacob played in getting everyone on the island in Lost, he’s not actually to blame for what happened to Oceanic Flight 815. The plane crash, which took place in the pilot episode, is the incident that set the story in motion and brought all of season 1’s main cast to the island. Over the course of the series, multiple theories were offered in to explain what brought down the plane.
How everything was connected was finally explored inLost’s last two seasons when it delved deeper into the two biggest players in the story, which were the Smoke Monster and Jacob, the island’s mysterious, so-called protector. Jack, Loke, Hurley, and the others eventually came to understand that Jacob was “the man behind the curtain” and the connecting tissue that brought them all together. He chose each of them as candidates to be his replacement and took steps to bring them to the island. While coming there may have been an accident of fate for several of the passengers, quite a few were there because that was what Jacob wanted.
Related: Why Lost's Creators Hate Season 3's Jack Tattoos Episode
There’s no denying that Jacob’s behind-the-scenes machinations are what drove the story, but that doesn’t mean he crashed Flight 815. Instead, this accident can be attributed to the actions of a different character – Henry Ian Cusick’s Desmond Hume. In a season 2 episode, Desmond came to believe that he brought down the plane when he failed to push the button in the Hatch. His theory was supported by the reveal that the one time that he didn’t push the button coincided with the timing of the crash. Since there were a lot of doubts at the time about whether or not the button actually needed to be pressed, it was unclear if Desmond was
Read more on screenrant.com