Originally Posted by mtkeller

You are correct that there will be one of each A330-subtype done this spring. I'm skeptical that any more will be flying before very, very late in the year. Chris posted that they'll start going in for mods in Fall 2013. I don't see how that means there would be several more out of mod between August and September. There's no slack on the long-haul fleet in the summer to send these aircraft away for upgrades in July and August. I suspect the first non-prototype mods will be started in October (maybe late September) and just barely come into service by the end of the year.