After years of promise and speculation about narrowbody lie-flat seats at United Airlines, it looks like the airline may finally be ready to receive a “Coastliner” A321 aircraft that will represent a genuinely premium upgrade on its transcontinental routes.
Recent sightings and leaked info to JonNYC suggest the subfleet, dubbed the “Coastliner” and likely coded A321LF, will be geared toward premium coast-to-coast flying between markets like New York, Los Angeles and San Francisco. Early reports point to a configuration with 161 seats including:
— JonNYC (@xJonNYC) September 5, 2025
A great solo travel tip spotted this week on Live and Let's Fly.


