United Airlines Checked Baggage Fees & Limits
United charges for checked bags on domestic Economy and Basic Economy. Premier status, United MileagePlus credit cards and premium cabins provide free allowances.
| Cabin / fare | Bags included | Max weight | Max linear size |
|---|---|---|---|
| Basic / Economy — domestic | None — paid | 23 kg | 157 cm |
| Economy — transatlantic | 1 | 23 kg | 157 cm |
| Premium Plus | 2 | 23 kg | 157 cm |
| United Polaris | 2 | 32 kg | 157 cm |
How fees work
Domestic bag fees are per bag, per direction, and are discounted when prepaid online at least 24 hours before departure.
Overweight bags
Overweight fees apply from 23 kg (50 lb) to 45 kg (100 lb).
Oversize bags
Oversize fees apply above 157 cm (62 in) total linear dimensions.
Compiled August 20, 2026 — not yet confirmed against the official pageSource: United Airlines