Originally Posted by ContinentalFan

There are a few *A hubs, which aren’t served by United. I’d like to see flights from the east coast to Istanbul, Warsaw and Addis Ababa.

Originally Posted by dkc192

They've been *A hubs for well over a decade if not more, and UA has been content to let their home airlines serve the US without competing. I don't see much that's changed in recent years to spark UA's interest in serving these fairly low-yield markets.