United Airlines Premier Silver is the entry-level tier of their MileagePlus program, and in 2026, it is widely considered "good" for casual but regular travelers who want a more dignified airport experience. The most tangible benefit is complimentary access to Economy Plus seating for the member and one companion, though this is only available at check-in (unlike higher tiers who can book it earlier). It also provides a free checked bag (up to 70 lbs) and Premier Access, which allows you to use shorter lines for check-in and security. While your chances of a "complimentary upgrade" to First Class are statistically low because you are behind Gold, Platinum, and 1K members, you still get Group 2 boarding, ensuring you find overhead bin space. For someone who flies 3–5 times a year, the savings on bag fees and the extra legroom at check-in make Silver a significant step up from being a general member without status.