If you are horizontally really far away, theres no choice in the matter if you want any chance to survive. :xAh but it is laggy(like all of his other attacks >_>) meaning that it's incredibly predictable. Forward b->Jump->Up B would be better because the Up B comes with super armour.
EDIT: Also, whats the priority of his side-B? If they gave Meta Knight's tornado spin move thingy an uber high priority, when it can be used for recovery, and gave Ike's Side-B bad priority, I'm gonna be pissed.