Does the IAF have air tankers for refueling their jets in transit to and from Iran?
Leaving Iraq, especially an Iraq with a government in danger of a hostile take over by Iranian or Muslim Brotherhood hardliners, after only five years and supplying an unstable, hostile Islamic government with modern American Weapons including F-16s does not seem like a really good idea.
Seriously, it's insane.
What could possibly go right with plan?
Return to Base (RTB) mode should have relied on a redundent navigation system which would/should be Inertial Navigation that just uses gyros.