Excess baggage calculator
United Airlines excess baggage fees
United Airlines charges by the piece — a flat overweight fee once a bag passes the weight limit (usually 23 kg), plus a separate fee for each bag beyond your allowance.
| Route | Excess / overweight fee |
|---|---|
| US domestic, e.g. Chicago ORD - San Francisco SFO (official bag fee calculator, Aug 2026 travel, Economy) | See airline page for this route |
| Newark EWR - London LHR (official bag fee calculator, Aug 2026 travel) | See airline page for this route |
From United Airlines's published rates, checked 2026-07-24 ·verify on their site · Estimate, not a quote — fees vary by exact route, fare and where you pay, and airlines revise them without notice.
Estimate your United Airlines fee
1 bag