I used to think United First and Business Class were basically the same thing, but after flying both on different trips, I realized there are some clear differences — and which one’s “better” really depends on where you’re flying. My first experience was with United First on a domestic route from Chicago to San Diego. I’d booked it as a last-minute upgrade because I had some credits to use from a canceled flight earlier that year. The upgrade process was super smooth, and right away I noticed the perks: priority boarding, a wide seat with extra legroom, and complimentary meals and drinks. It definitely made a long domestic flight more comfortable.
A few months later, I had the chance to fly United Business on an international trip from Newark to Frankfurt, and that was a completely different level of comfort. The seats fully reclined into flat beds, there were dedicated Polaris lounges before boarding, and the meal service felt much more upscale — multi-course dining, premium drinks, and even real glassware and cutlery.
So from my experience, United First is great for shorter domestic routes where you just want extra comfort and convenience. But if you’re flying internationally, United Business is where the real luxury starts. The ability to lie flat, sleep comfortably, and arrive refreshed makes a huge difference on long-haul flights.
Either way, both classes offer great service and flexibility, especially if your plans change. I once had to move my Business Class flight by a day, and United made it easy with no major hassle. Now, whenever I book, I always check which cabin class is available — because knowing the difference helps me decide whether comfort or cost matters more for that trip.