United Airlines splits business class into tiers on long-haul flights - Axios
- United Airlines splits business class into tiers on long-haul flights Axios
- United to Offer No-Frills Fares in Its Premium Cabins The New York Times
- United is rolling out 'basic business class' to make premium flying cheaper. Here's how it will work. Business Insider
- United unveils basic Polaris business fare in premium cabin overhaul CNBC
- United Airlines to introduce tiered fare categories for premium cabins Reuters