Boeing 787-9 Dreamliner
Learn more about the features of your plane.
Seat map version 1 (48/21/39/149)
Seat map version 1 (48/21/39/149)

Features of the aircraft
Features of the aircraft
What you’ll find aboard the Boeing 787-9 Dreamliner Version 1.
Comfort
Connectivity
Performance
Accessibility
Find details about the seat width, movable armrests and more below. Learn more about our accessible travel details and policies.
Aircraft interior specifications - Version 1
Specifications are listed by cabin and may vary from standard.
Specifications | United Polaris® business class | United® Premium Plus | United Economy Plus® | United Economy® |
---|---|---|---|---|
Number of seats | 48 | 21 | 39 | 149 |
Seat numbers | 1A–12L | 20A–22L | 30A–L, 31ABCJKL, 32ABCJKL, 33ABCJKL, 34ABC, 42A-L, 44DEF | 31DEF, 32DEF, 33DEF, 34DEFJKL, 35A-L, 43ABCJKL, 44ABCJKL, 45A-57K |
Exit rows/doors | Front of cabin and between rows 8 and 9 | No | Between rows 35 and 42 | Back of cabin |
Seat configuration | 1–2–1 | 2–3–2 | 3-3-3 | 3-3-3 |
Standard seat pitch (the measure of legroom space between a point on one seat and the same point on the seat in front of it) | 6'6" (198 cm) sleeping space | 38" (96.5 cm) | 34" (86.3 cm) | 31" (78 cm) |
Standard seat recline (the distance between a seat back in its full upright and full recline position) | 180° | 6" (15 cm) | 4" (10.1 cm) | 3" (7.6 cm) |
Limited/Zero seat recline | N/A | N/A | N/A | N/A |
Seat width (the distance between the inner sides of the armrests on a seat) | 20.5" (52 cm) | 19" (48.2 cm) | 17.3" (43.9 cm) | 17.3" (43.9 cm) |
Movable aisle armrests | Rows 2, 4, 6, 8, 10, 12 | All aisle seats | All aisle seats except bulkhead | All aisle seats except bulkhead |
Fixed bassinets | 1A, 1L | 20C, 20DEF, 20J | 30C, 30DEF, 30J, 44DEF | No |
Entertainment | Seatback entertainment and personal device entertainment | Seatback entertainment and personal device entertainment | Seatback entertainment and personal device entertainment | Seatback entertainment and personal device entertainment |
Wi-Fi | Yes | Yes | Yes | Yes |
Power outlets | Yes | Yes | Yes | Yes |
USB ports | Yes | Yes | Yes | Yes |
Seat map version 2 (64/35/39/84)
Seat map version 2 (64/35/39/84)

Features of the aircraft
Features of the aircraft
What you’ll find aboard the Boeing 787-9 Dreamliner Version 2.
Comfort
Connectivity
Performance
Accessibility
Find details about the seat width, movable armrests and more below. Learn more about our accessible travel details and policies.
Aircraft interior specifications - Version 2
Specifications are listed by cabin and may vary from standard.
Specifications | United Polaris® business class | United® Premium Plus | United Economy Plus® | United Economy® |
---|---|---|---|---|
Number of seats | 64 | 35 | 39 | 84 |
Seat numbers | 1A-17L | 20A-24L | 30A-34L | 30ABC, 30JKL, 31ABC,31JKL, 32A-43L, 44DEF |
Exit rows/doors | Front of cabin, Between Row 8 and 9 | Between 24 and 30 | Between 24 and 30 | Back of cabin |
Seat configuration | 1–2–1 | 2–3–2 | 3-3-3 | 3-3-3 |
Standard seat pitch (the measure of legroom space between a point on one seat and the same point on the seat in front of it) | 42" | 38" (96.5 cm) | 34" (86.3 cm) | 31" (78 cm) |
Standard seat recline (the distance between a seat back in its full upright and full recline position) | Lie-flat | 6" (15 cm) | 4" (10.1 cm) | 3" (7.6 cm) |
Limited/Zero seat recline | ||||
Seat width (the distance between the inner sides of the armrests on a seat) | 21" | 19" | 17.6" | 16.55-17.6" |
Movable aisle armrests | All Aisle seats except: 9-17DF | All aisle seats | All Aisle seats except 30ABC, 30JKL, 32DEF | All aisle seats |
Fixed bassinets | N/A | 20 AC, 20DEF, 20JL | 30 DEF | N/A |
Entertainment | Yes | Yes | Yes | Yes |
Wi-Fi | Yes | Yes | Yes | Yes |
Power outlets | Yes | Yes | Yes | Yes |
USB ports | Yes | Yes | Yes | Yes |