Config code 77X · UA · Boeing 777-300ER
| Business | 60 seats | rows 1-18 |
| Premium Plus | 24 seats | rows 20-22 |
| Economy | 266 seats | rows 30-58 |
United Airlines Boeing 777-300ER (type 77X) is configured 60J 24W 266M including 62 designated Economy Plus seats and featuring United Polaris seats in Business Class. Economy Plus seats are indicated by their dark navy accented headrests
| Entertainment | Panasonic IFE system providing audio/visual content plus streamed content to your personal device |
|---|---|
| Wi-Fi | Panasonic Ku-band |
The to-scale diagram for this config lives at aeroLOPA, whose drawings we link to rather than copy.
Source: aerolopa.com/ua-77x rendered page, read 2026-08-10. The other Boeing 777-300ER config: none on record.