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United Airlines Boeing 777-300ER Seat Map

Interactive seat map with 350 seats across 3 cabins. Hover over any seat for details on pitch, width, and special features.

60United Polaris business·1-2-1
24United Premium Plus·2-4-2
266United Economy·3-4-3

Highlight seats

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Legend

Business
Premium Economy
Economy
Extra legroom / Exit row
Caution
ExitExit
LavatoryLavatory

Cabin Classes

United Polaris business

60 seats · 1-2-1
Pitch
78"
Width
20.6"
Recline
Lie-flat
Type
Lie-flat
  • Fifteen full rows of Polaris suites across the long 777-300ER business cabin
  • Two major service breaks dividing the Polaris cabin into zones
  • Direct aisle access at every seat

United Premium Plus

24 seats · 2-4-2
Pitch
38"
Width
19"
Recline
6"
Type
Recliner
  • Three full Premium Plus rows
  • 2-4-2 layout on the widest United Boeing cabin
  • Bulkhead row 20 has the most knee room

United Economy

266 seats · 3-4-3
Pitch
31"
Width
17"
Recline
4"
Type
Standard
  • Long 3-4-3 main cabin split around the mid-cabin service zone
  • Economy Plus concentrated ahead of the wing and at the row-45/46 transition
  • Five-row tapered tail section ending at row 58

Aircraft Amenities

WIFI

Wi-Fi

Wi-Fi is installed across the long-haul United fleet, though speed and gate-to-gate availability can vary by route and aircraft assignment.

IFE

In-Flight Entertainment

Seatback entertainment and on-demand programming are available throughout the cabin.

PWR

Power & Charging

United publishes in-seat power for Polaris, Premium Plus and the main cabin on these long-haul layouts.

LED

Cabin Lighting

Programmable LED cabin lighting is used throughout the aircraft.

BINS

Overhead Bins

Widebody overhead bins run the full cabin length, with the rear galley rows filling first on busy long-haul departures.

Key Features

  • 1United publishes one 350-seat Boeing 777-300ER layout
  • 260-seat Polaris cabin
  • 324-seat Premium Plus cabin
  • 4266-seat 3-4-3 Economy cabin ending at row 58

About the United Airlines Boeing 777-300ER

United's Boeing 777-300ER has a single published Polaris long-haul layout with 60 Polaris seats, 24 Premium Plus seats and 266 seats in Economy. The type combines United's largest Polaris cabin with a long 3-4-3 main cabin and a visibly tapered five-row tail.

Cabin Comparison

CabinSeatsLayoutPitchWidthReclineType
United Polaris business601-2-178"20.6"Lie-flatLie-flat
United Premium Plus242-4-238"19"6"recliner
United Economy2663-4-331"17"4"standard

Frequently Asked Questions

How many seats does the United Airlines Boeing 777-300ER have?▾
The United Airlines Boeing 777-300ER has 350 seats across 3 cabins: 60 in United Polaris business, 24 in United Premium Plus, 266 in United Economy.
Does the United Airlines Boeing 777-300ER have seatback screens?▾
Yes — Seatback entertainment and on-demand programming are available throughout the cabin.
Does the United Airlines Boeing 777-300ER have Wi-Fi?▾
Yes — Wi-Fi is installed across the long-haul United fleet, though speed and gate-to-gate availability can vary by route and aircraft assignment.
What is the seat pitch in United Airlines Economy?▾
Economy class on the United Airlines Boeing 777-300ER has a seat pitch of 38" with a seat width of 19".
Does United Airlines Boeing 777-300ER Business Class have lie-flat seats?▾
Yes — United Polaris business features lie-flat seats in a 1-2-1 configuration with 60 seats. Every seat has direct aisle access.
United Airlines Boeing 777-300ER Seat Map | MintFlying