SeatInfo

United Airlines Boeing 787-9 Seat Map: Best & Worst Seats

United Airlines Boeing 787-9 cabin layout and seating plan

Cabin layout

64J · 35W · 123Y222 seats
United Airlines Boeing 787-9 seat map
United AirlinesUAElevated interiors

Boeing 787-9

The United Airlines Boeing 787-9 holds 64 business, 35 premium economy and 123 economy seats and features the latest "Elevated" interiors

Last verified October 14, 2026Verified by Alex Westridge

Manufacturer
Boeing
Body
Wide body
Haul
Long Haul

Configuration

64J · 35W · 123Y
222seats
Business 64
Premium Economy 35
Economy 123
Wi-Fi
Best
Starlink low latency, high speed wifi
Entertainment
Panasonic Avionics Astrova 4K OLED carries audio and video on demand.

Seat classes

United Polaris
64 seats
Rows1 to 17
Width21"
Recline180°
In-seat amenities
PowerPower110V universal ACUSBUSBUSB-CScreenScreen19" 4K OLED touchscreen display (27" at rows 1 and 9)Wi-FiWi-FiStarlink low latency, high speed wifiWireless chargingWireless chargingBluetooth audioBluetooth audioPrivacy doorPrivacy doorAir ventAir ventAdjustable armrestAdjustable armrest

Sixty-four Polaris seats based on the Elevate Ascent platform in a 1-2-1 layout. Each seat folds down into a fully flat bed and features a sliding privacy door. The first row of each cabin section, which have Polaris Studio Suites which are 25% larger than the standard seats, equipped with an ottoman sufficiently sized to accommodate a companion.

Premium Plus
35 seats
Rows20 to 24
Pitch38"
Width19"
Recline6"
In-seat amenities
PowerPower110V universal ACUSBUSBUSB-CScreenScreen16" 4K OLED touch screen displayWi-FiWi-FiStarlink low latency, high speed wifiWireless chargingWireless chargingBluetooth audioBluetooth audioAir ventAir ventAdjustable headrestAdjustable headrestAdjustable armrestAdjustable armrest

Thirty-five recliner seats in a 2-3-2 layout, each featuring a privacy winged headrest with integrated reading light.

Economy
123 seats
Rows30 to 44
Pitch31"
Width17.1"
Recline3"
In-seat amenities
PowerPower110V universal AC (shared)USBUSBUSB-CScreenScreen13" 4K OLED touchscreen displayWi-FiWi-FiStarlink low latency, high speed wifiBluetooth audioBluetooth audioAir ventAir ventAdjustable headrestAdjustable headrestAdjustable armrestAdjustable armrest

123 slimline seats in a 3-3-3 layout.

Flying this Boeing 787-9? See which seats are still open

Enter your United Airlines flight number and date on the live seat map to see the open seats on your flight, with every seat's comfort score.

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Seat insights

Best seats on the United Airlines Boeing 787-9

Ranked by cabin from the per-seat ratings, window quality, and traveler notes on the United Airlines Boeing 787-9 seat map.

The best seat on the United Airlines Boeing 787-9 is 01L. In Business, go for 01L or 04A; in Economy, 32A and 32L are recommended for a good window.

Cabin
Position
  • 01L

    Window·Recommended

    Single seat with its own aisle access.

  • 04A

    Window·Recommended

    Single seat with its own aisle access.

  • 07A

    Window·Recommended

    Single seat with its own aisle access.

  • 08L

    Window·Recommended

    Single seat with its own aisle access.

  • 32A

    Window·Recommended

    Pitch about 34". 2" roomier than the rest of this cabin.

  • 32L

    Window·Recommended

    Pitch about 34". 2" roomier than the rest of this cabin.

  • 35A

    Window·Recommended

  • 35L

    Window·Recommended

  • 01A

    Window·Recommended

    Single seat with its own aisle access.

  • 02A

    Window·Recommended

    Single seat with its own aisle access.

  • 02L

    Window·Recommended

    Single seat with its own aisle access.

  • 03A

    Window·Recommended

    Single seat with its own aisle access.

Is the better cabin worth it?

Compare the cabins on this aircraft side by side, so you can weigh the jump in pitch, width, and amenities against the fare.

SpecUnited PolarisPremium PlusEconomy
Seats6435123
PitchNot listed38"Economy Plus: 34"
Width21"19"17.1"
Recline180°6"3"
Power110V universal AC110V universal AC110V universal AC (shared)
Screen19" 4K OLED touchscreen display (27" at rows 1 and 9)16" 4K OLED touch screen display13" 4K OLED touchscreen display
Wi-FiStarlink low latency, high speed wifiStarlink low latency, high speed wifiStarlink low latency, high speed wifi

Boeing 787-9 seat specifications: pitch, width and recline

What every symbol, measurement, and color on the map means, so you can compare seats, cabins, and aircraft with confidence.

Seat measurements

Row pitch

Row pitch

Distance from a point on one seat to the same point on the seat in the row ahead. A useful proxy for legroom.

Seat width

Seat width

Measured across the seat cushion between the inner edges of the armrests.

Seat recline

Seat recline

How far the seat tilts back from upright, measured as the travel at the headrest.

In-seat amenities

  • Adjustable armrestAdjustable armrest
  • Adjustable headrestAdjustable headrest
  • Air ventAir vent
  • Seatback screenSeatback screen
  • Streaming to deviceStreaming to device
  • Wi-FiWi-Fi
  • Power outletPower outlet
  • USB portUSB port
  • Wireless chargingWireless charging
  • Bluetooth audioBluetooth audio
  • Privacy doorPrivacy door

Cabin features

  • GalleyGalley
  • LavatoryLavatory
  • Accessible lavatoryAccessible lavatory
  • Washlet lavatoryWashlet lavatory
  • Bar or loungeBar or lounge
  • Bassinet positionBassinet position
  • Prayer areaPrayer area
  • Snack stationSnack station
  • Service animal seatingService animal seating
  • Peanut-allergy seatingPeanut-allergy seating

Wi-Fi quality

Good

Steady enough for messaging and email.

Better

Comfortable browsing and light streaming.

Best

Fast enough for video calls and streaming.

Seat ratings

Recommended

Above average. A strong pick on this aircraft.

Caution

Some trade-offs worth weighing before you book.

Avoid

Below average, with known drawbacks to avoid.

Plan your United Airlines flight

Check live United Airlines seat availability

Pick your route and date to see which seats on the United Airlines Boeing 787-9 are still open.

Open the live map

Find extra-legroom and window seats

Open the live map and filter by legroom, exit rows, and window position to lock in the right seat.

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Compare cabins on your route

Add your route to compare First, Business, and Economy on the Boeing 787-9.

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The 2 cabin layouts on this aircraft

This airline flies the same aircraft in more than one cabin layout. Here is what separates them, so you know which one you are looking at before you pick a seat.

64J · 35W · 123Y

Business
64J
Premium Economy
35W
Economy
123Y

The United Airlines Boeing 787-9 holds 64 business, 35 premium economy and 123 economy seats and features the latest "Elevated" interiors

48J · 21W · 188Y

Business
48J
Premium Economy
21W
Economy
188Y

United Airlines Boeing 787-9 (type 78P) holds 48 business, 21 premium economy and 188 economy seats, and includes 39 designated Economy Plus seats and features United Polaris seats in Business Class. Economy Plus seats are the ones with dark navy headrests.

FAQ

United Airlines Boeing 787-9 seat map questions

How to read the map, what the ratings mean, and what you need to get started.

The map is drawn to scale from real cabin data, including window alignment, galleys, lavatories, and exit rows. Airlines can swap aircraft, so always confirm your seat at check-in.

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