United MileagePlus

Codeshare credit depends on which program you pick, not who operates the flight — and lounge access depends on alliance vs. bilateral partners.

Yes — Air Canada and United share Star Alliance plus a dedicated transborder deal, so Aeroplan and MileagePlus both earn directly on each other’s flights.

Yes — United and Lufthansa are Star Alliance partners, so your MileagePlus miles, PQP, and Premier status all carry over to Lufthansa flights.

You pull up a flight on united.com, click the fare details, and see a string of letters and numbers you’ve never paid attention to before: Y9 B9 M7 H4 Q0 PZ2 FZ0. Ignore everything except the last useful one. PZ is the fare class, is the single number that determines whether your upgrade request clears […]

United and JetBlue let you pool miles with family for free. Delta charges $0.01/mile plus a $30 fee for the same thing. Compare family pooling and points transfer rules, fees, and limits across every major US airline and hotel loyalty program.

Only one of United’s four personal credit cards gets you into a United Club on a regular flight — the other three give you nothing or a couple of one-time passes. Compare Gateway, Explorer, Quest, and Club Infinite, plus what buying United Club membership outright actually costs.

New limited-time offer: Earn 3X United miles when you stay at IHG, the stay must be completed by September 30. Details of the offer are available here

Current buy United miles with a discount of up to 45% (until August 20, 2026) -> 2.07 cents per mile. Learn more about buying United miles. Tips, tricks and detailed analysis for MileagePlus program travelers

Learn what United Global Services is, how to get invited, qualification requirements, benefits, lifetime status at 4 million miles, and how it compares with Premier 1K.