Yes, the Airbus A321LR (Long Range) and A321XLR (Extra Long Range) are specifically designed to cross the Atlantic with ease. These modern "narrow-body" aircraft have revolutionized 2026 aviation by allowing airlines to fly "thin" routes between smaller cities (like Hartford to Dublin or Philadelphia to Lisbon) that were previously unprofitable for large wide-body jets. The A321XLR has a range of up to 4,700 nautical miles, making it the longest-range single-aisle aircraft in history. While some passengers find the narrower cabin less spacious than a Boeing 787 or A350, these planes feature "Airspace" interiors with larger overhead bins and high-end mood lighting. They are significantly more fuel-efficient, making them a cornerstone of modern, eco-conscious transatlantic travel for airlines like JetBlue, Aer Lingus, and United.