United Airlines Boeing 787-9 seat map
United's own seat map for this Boeing 787-9 shows 257 seats: 48 Polaris, 21 Premium Plus and 188 Economy. United Polaris business class runs from row 1 to 12 in a 1-2-1 layout. United Premium Plus runs from row 20 to 22 in a 2-3-2 layout. United Economy runs from row 30 to 57 in a 3-3-3 layout. Rows 9 and 42, behind the mid-cabin exits, have the extra legroom of an exit row.
AI-generated illustration by Seats Frog. Representative aircraft profile; details may vary.
Cabins at a glance
Business
United Polaris business class
48seats · 1-2-1
Lie-flat bed · 20.5" wide · 78" bed · rows 1–12
Best pick: rows 2–7 and 10–12, seats A and LSet back from the aisle, so it is more private
Premium Economy
United Premium Plus
21seats · 2-3-2
Recliner · 38" pitch · 19" wide · rows 20–22
Least bad: row 20, seats A, C, D, E, F, J and LBulkhead row, so nobody reclines into you
Economy
United Economy
188seats · 3-3-3
Recliner · 31" pitch · 17.3" wide · rows 30–57
Best pick: rows 31–33, seats A, B, C, J, K and LUnited Economy Plus: about 34" of pitch, against 31" in Economy
Seat map
Green seats are good, amber are a trade-off, red are best avoided. Hover over or tap a seat to see why.
Window spacing is illustrative; marked gaps and misalignments come from the seat notes.
No window warnings recorded for this layout.
↑ Front of aircraft
United Polaris business class
1-2-1 ·
United Premium Plus
2-3-2 · 38″ pitch
United Economy
3-3-3 · 31″ pitch
Back of aircraft
787-9 proportions · 62.81 m long × 5.77 m wide. Nose and tail shortened for display; cabin and window positions are schematic.
Seat map updated October 2026. Rows and seats are as United Airlines's own seat map shows them. Airlines change layouts and swap aircraft, so check the seat map in your booking too.
Embed this seat map on your site
How it worksCabins
| Cabin | Seats | Rows | Layout | Seat | Pitch | Width | Recline | Bed | Wi-Fi |
|---|---|---|---|---|---|---|---|---|---|
United Polaris business class | 48 | 1–12 | 1-2-1 | Lie-flat bed | — | 20.5 in | — | 78 in | Yes |
United Premium Plus | 21 | 20–22 | 2-3-2 | Recliner | 38 in | 19 in | 6 in | — | Yes |
United Economy | 188 | 30–57 | 3-3-3 | Recliner | 31 in | 17.3 in | 3 in | — | Yes |
Best and worst seats
Best seats
- Rows 2–7 and 10–12, seats A and L · United Polaris business class
Set back from the aisle, so it is more private
- Rows 31–33, seats A, B, C, J, K and L · United Economy
United Economy Plus: about 34" of pitch, against 31" in Economy
- Row 34, seats A, B and C · United Economy
United Economy Plus: about 34" of pitch, against 31" in Economy
- Row 44, seats D, E and F · United Economy
United Economy Plus: about 34" of pitch, against 31" in Economy
Trade-offs
- Row 1, seats A, D, F and L · United Polaris business class
Bulkhead row, so nobody reclines into you
- Row 8, seats A and L · United Polaris business class
Set back from the aisle, so it is more private
- Row 9, seats A, D, F and L · United Polaris business class
Exit row with extra legroom
- Row 20, seats A, C, D, E, F, J and L · United Premium Plus
Bulkhead row, so nobody reclines into you
- Row 30, seats A, B, C, D, E, F, J, K and L · United Economy
Bulkhead row, so nobody reclines into you
- Row 42, seats A, B, C, J, K and L · United Economy
Exit row with extra legroom
Seats to avoid
- Row 8, seats D and F · United Polaris business class
Next to a galley, with light and noise during service
- Row 35, seats A, B, C, D, E, F, J, K and L · United Economy
Next to a lavatory, with queues, noise and flushing
- Row 57, seats D, E and F · United Economy
Next to a galley, with light and noise during service
Quick answers
How many seats does United Airlines's Boeing 787-9 (Version 1, 257 seats) have?
United Airlines's Boeing 787-9 (Version 1, 257 seats) has 257 seats: 48 in United Polaris business class, 21 in United Premium Plus and 188 in United Economy.
What are the best Economy seats on United Airlines's Boeing 787-9 (Version 1, 257 seats)?
On United Airlines's Boeing 787-9 (Version 1, 257 seats), the best Economy seats are rows 31–33, seats A, B, C, J, K and L (united Economy Plus: about 34" of pitch, against 31" in Economy), row 34, seats A, B and C (united Economy Plus: about 34" of pitch, against 31" in Economy) and row 44, seats D, E and F (united Economy Plus: about 34" of pitch, against 31" in Economy).
Which seats should I avoid on United Airlines's Boeing 787-9 (Version 1, 257 seats)?
On United Airlines's Boeing 787-9 (Version 1, 257 seats), avoid row 8, seats D and F (next to a galley, with light and noise during service), row 35, seats A, B, C, D, E, F, J, K and L (next to a lavatory, with queues, noise and flushing) and row 57, seats D, E and F (next to a galley, with light and noise during service).
What is United Polaris business class (rows 1–12) like on United Airlines's Boeing 787-9 (Version 1, 257 seats)?
United Polaris business class on United Airlines's Boeing 787-9 (Version 1, 257 seats) has 48 seats, rows 1 to 12, in a 1-2-1 layout, 20.5-inch-wide seats (lie-flat bed). The pick: rows 2–7 and 10–12, seats A and L (set back from the aisle, so it is more private).
What is United Premium Plus (rows 20–22) like on United Airlines's Boeing 787-9 (Version 1, 257 seats)?
United Premium Plus on United Airlines's Boeing 787-9 (Version 1, 257 seats) has 21 seats, rows 20 to 22, in a 2-3-2 layout, 38-inch pitch, 19-inch-wide seats (recliner).
How much legroom is there in Economy on United Airlines's Boeing 787-9 (Version 1, 257 seats)?
Economy on United Airlines's Boeing 787-9 (Version 1, 257 seats) has about 31 inches of seat pitch and seats about 17.3 inches wide, in a 3-3-3 layout. Exit rows and bulkheads have more legroom.
Read on
- United Airlines Airbus A319-100 (126 seats) seat map
- United Airlines Airbus A320-200 (150 seats) seat map
- United Airlines Airbus A321neo (200 seats) seat map
- United Airlines Airbus A321XLR (150 seats) seat map
- United Airlines Boeing 737-700 (126 seats) seat map
- United Airlines Boeing 737-800 (Version 1, 166 seats) seat map
- United Airlines Boeing 737-800 (Version 2 diagram, 166 seats) seat map
- United Airlines Boeing 737-800 (Version 3, 166 seats) seat map
- United Airlines Boeing 737-900ER (Version 1, 179 seats) seat map
- United Airlines Boeing 737-900ER (Version 2, 179 seats) seat map
- United Airlines Boeing 737-900ER (Version 3, 179 seats) seat map
- United Airlines Boeing 737 MAX 9 (Version 1, 179 seats) seat map
- United Airlines Boeing 737 MAX 9 (Version 2, 179 seats) seat map
- United Airlines Boeing 757-200 (176 seats) seat map
- United Airlines Boeing 757-300 (234 seats) seat map
- United Airlines Boeing 767-300ER (Version 1, 167 seats) seat map
- United Airlines Boeing 767-300ER (Version 2, 203 seats) seat map
- United Airlines Boeing 767-400ER (231 seats) seat map
- United Airlines Boeing 777-200 (Domestic, 364 seats) seat map
- United Airlines Boeing 777-200ER (Version 1, 276 seats) seat map
- United Airlines Boeing 777-300ER (350 seats) seat map
- United Airlines Boeing 787-10 (318 seats) seat map
- United Airlines Boeing 787-8 (243 seats) seat map
- Every United Airlines seat map
- United Airlines: ratings, hubs, lounges and fleet
- Compare Boeing 787-9 layouts on Seats Frog
- Explore the Boeing 787-9 range map
- Where United Airlines flies: route map
- United Airlines's own Boeing 787-9 page
Lounge Frog compiles seat maps from what airlines publish about their cabins and rates the seats with the same rules on every aircraft. Spotted a wrong row? Tell us and we'll correct it.