United Airlines Baggage Policy 2026

Carry-on size limits, checked bag fees, and power bank rules for United Airlines.

Quick Summary

Carry-on: 22 × 14 × 9 in — free on Economy and above; Basic Economy: personal item only
Personal item: 17 × 10 × 9 in — always free (narrower than most carriers)
1st checked bag: $35 | 2nd: $45 | Overweight (51–70 lbs): $100
Free bags: MileagePlus Premier or United Explorer/Club card