Sisa Shipping Iskenderun to Port Said ferry suspended
 

Just spoken to SISA Shipping in Istanbul, they said the ferry is at present suspended as they are waiting for a 'loan'. They full expect it to be operational in about two weeks.

Search every ferry company in Europe and book online.

Coincidentally, I was poking about on the web a few days ago and came across that information via a ferry lines site, as shown above - according to them, all of Sisa services are:-

Operation area: Turkey - Egypt/Israel, Egypt - Saudi Arabia, SERVICE INTERRUPTED. All Routes