New aircraft had its initial voyage yesterday from Madrid to Boston (Iberia). One article I read said it will be replacing aging 757s and will be used in such routes as IAD to EDI. United said it will begin using these in 2026, other carriers earlier. Looks like a nice plane.
https://thepointsguy.com/news/iberia-airbus-a321xlr-first-look/
Here’s a good look at the inside