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Seats Frog guide

United Airlines Airbus A321XLR seat map

United's own seat map for this Airbus A321XLR shows 150 seats: 20 Polaris, 12 Premium Plus and 118 Economy.

150 seats✓ Checked against United Airlines's seat map · October 2026

Cabins at a glance

  • Business

    United Polaris business class

    20seats · 1-1

    Lie-flat bed · 22" wide · 78" bed · rows 1–10

    Least bad: row 1, seats A and FBulkhead row, so nobody reclines into you

  • Premium Economy

    United Premium Plus

    12seats · 2-2

    Recliner · 38" pitch · 21" wide · rows 20–22

    Least bad: row 20, seats A, B, E and FBulkhead row, so nobody reclines into you

  • Economy

    United Economy

    118seats · 3-3

    Recliner · 30" pitch · 18" wide · rows 30–50

    Best pick: row 31, seats A, B, C, D, E and FExit row with extra legroom

Seat map

Green seats are good, amber are a trade-off, red are best avoided. Hover over or tap a seat to see why.

Front of aircraft

United Polaris business class

1-1 · Lie-flat bed · 22" wide

1
Bulkhead
2
3
4
5
6
7
8
9
10

United Premium Plus

2-2 · Recliner · 38" pitch · 21" wide

20
Bulkhead
21
22
Exit

United Economy

3-3 · Recliner · 30" pitch · 18" wide

30
Exit
Exit
31
Exit
32
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
Lav
Refreshment centerLavatory ×2
Lavatory ×2

Back of aircraft

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.

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Cabins

CabinSeatsRowsLayoutSeatPitchWidthReclineBedWi-Fi
United Polaris business class
201–101-1Lie-flat bed—22 in—78 inYes
United Premium Plus
1220–222-2Recliner38 in21 in5.5 in—Yes
United Economy
11830–503-3Recliner30 in18 in3 in—Yes

Best and worst seats

Best seats

  • Row 31, seats A, B, C, D, E and F · United Economy

    Exit row with extra legroom

  • Row 32, seats A, C, D and F · United Economy

    United Economy Plus: about 33" of pitch, against 31" in Economy

  • Rows 34–36, seats A, B, C, D, E and F · United Economy

    United Economy Plus: about 33" of pitch, against 31" in Economy

Trade-offs

  • Row 1, seats A and F · United Polaris business class

    Bulkhead row, so nobody reclines into you

  • Row 20, seats A, B, E and F · United Premium Plus

    Bulkhead row, so nobody reclines into you

  • Row 30, seats A, B, C, D, E and F · United Economy

    Bulkhead row, so nobody reclines into you

Seats to avoid

  • Row 50, seats A, B, C, D, E and F · United Economy

    Next to a lavatory, with queues, noise and flushing

Quick answers

How many seats does United Airlines's Airbus A321XLR (150 seats) have?

United Airlines's Airbus A321XLR (150 seats) has 150 seats: 20 in United Polaris business class, 12 in United Premium Plus and 118 in United Economy.

What are the best Economy seats on United Airlines's Airbus A321XLR (150 seats)?

On United Airlines's Airbus A321XLR (150 seats), the best Economy seats are row 31, seats A, B, C, D, E and F (exit row with extra legroom), row 32, seats A, C, D and F (united Economy Plus: about 33" of pitch, against 31" in Economy) and rows 34–36, seats A, B, C, D, E and F (united Economy Plus: about 33" of pitch, against 31" in Economy).

Which seats should I avoid on United Airlines's Airbus A321XLR (150 seats)?

On United Airlines's Airbus A321XLR (150 seats), avoid row 50, seats A, B, C, D, E and F (next to a lavatory, with queues, noise and flushing).

What is United Polaris business class like on United Airlines's Airbus A321XLR (150 seats)?

United Polaris business class on United Airlines's Airbus A321XLR (150 seats) has 20 seats, rows 1 to 10, in a 1-1 layout, 22-inch-wide seats (lie-flat bed).

What is United Premium Plus like on United Airlines's Airbus A321XLR (150 seats)?

United Premium Plus on United Airlines's Airbus A321XLR (150 seats) has 12 seats, rows 20 to 22, in a 2-2 layout, 38-inch pitch, 21-inch-wide seats (recliner).

How much legroom is there in Economy on United Airlines's Airbus A321XLR (150 seats)?

Economy on United Airlines's Airbus A321XLR (150 seats) has about 30 inches of seat pitch and seats about 18 inches wide, in a 3-3 layout. Exit rows and bulkheads have more legroom.

Read on

Seats 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.