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United Airlines Boeing 737-900ER seat map

United's own seat map for this Boeing 737-900 shows 179 seats: 20 First and 159 Economy. United First runs from row 1 to 5 in a 2-2 layout. United Economy runs from row 7 to 39 in a 3-3 layout. Rows 20 and 21, behind the mid-cabin exits, have the extra legroom of an exit row.United Airlines Boeing 737-900ERAI-generated illustration by Seats Frog. Representative aircraft profile; details may vary.

Version 1, 179 seats✓ Checked against United Airlines's seat map · October 2026

Cabins at a glance

  • First

    United First

    20seats · 2-2

    Recliner · 37" pitch · 20" wide · rows 1–5

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

  • Economy

    United Economy

    159seats · 3-3

    Recliner · 30" pitch · 17.3" wide · rows 7–39

    Best pick: rows 8–11, seats A, B, C, D, E and FUnited Economy Plus: about 34" of pitch, against 30" 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.

WindowNo windowMisaligned

Window spacing is illustrative; marked gaps and misalignments come from the seat notes.

No window warnings recorded for this layout.

Tap a seat for details

↑ Front of aircraft

United First

2-2 · 37″ pitch

AB
EF
Lavatory
Galley
Galley
Galley
1
2
3
4
5

United Economy

3-3 · 30″ pitch

ABC
DEF
7
Lavatory
8
9
10
11
12
14
15
Exit
20
Exit
21
22
23
24
25
26
27
28
29
30
31
32
34
35
36
37
38
39
Lavatory
Galley
Lavatory

Back of aircraft

Generic schematic outline. 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.

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How it works

Cabins

CabinSeatsRowsLayoutSeatPitchWidthReclineWi-Fi
United First
201–52-2Recliner37 in20 in5 inYes
United Economy
1597–393-3Recliner30 in17.3 in2 inYes

Best and worst seats

Best seats

  • Rows 8–11, seats A, B, C, D, E and F · United Economy

    United Economy Plus: about 34" of pitch, against 30" in Economy

  • Row 21, seats A, B, C, D, E and F · United Economy

    Exit row with extra legroom

Trade-offs

  • Row 1, seats A, B, E and F · United First

    Bulkhead row, so nobody reclines into you

  • Row 7, seats D, E and F · United Economy

    Bulkhead row, so nobody reclines into you

  • Row 12, seats A, B and C · United Economy

    United Economy Plus: about 34" of pitch, against 30" in Economy

  • Row 20, seats A, B, C, D, E and F · United Economy

    Exit row with extra legroom

Seats to avoid

  • Row 5, seats A and B · United First

    Next to a lavatory, with queues, noise and flushing

  • Row 5, seats E and F · United First

    United lists 4 inches of recline at row 5.

  • Row 12, seats D, E and F · United Economy

    United lists 2 inches of recline at rows 12 and 14.

  • Row 14, seats A, B, C, D, E and F · United Economy

    United lists 2 inches of recline at rows 12 and 14.

  • Row 15, seats A, B, C, D, E and F · United Economy

    United lists zero recline at rows 15, 20 and 39.

  • Row 39, 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 Boeing 737-900ER (Version 1, 179 seats) have?

United Airlines's Boeing 737-900ER (Version 1, 179 seats) has 179 seats: 20 in United First and 159 in United Economy.

What are the best Economy seats on United Airlines's Boeing 737-900ER (Version 1, 179 seats)?

On United Airlines's Boeing 737-900ER (Version 1, 179 seats), the best Economy seats are rows 8–11, seats A, B, C, D, E and F (united Economy Plus: about 34" of pitch, against 30" in Economy) and row 21, seats A, B, C, D, E and F (exit row with extra legroom).

Which seats should I avoid on United Airlines's Boeing 737-900ER (Version 1, 179 seats)?

On United Airlines's Boeing 737-900ER (Version 1, 179 seats), avoid row 5, seats A and B (next to a lavatory, with queues, noise and flushing), row 5, seats E and F (united lists 4 inches of recline at row 5.) and row 12, seats D, E and F (united lists 2 inches of recline at rows 12 and 14.).

What is United First (rows 1–5) like on United Airlines's Boeing 737-900ER (Version 1, 179 seats)?

United First on United Airlines's Boeing 737-900ER (Version 1, 179 seats) has 20 seats, rows 1 to 5, in a 2-2 layout, 37-inch pitch, 20-inch-wide seats (recliner).

How much legroom is there in Economy on United Airlines's Boeing 737-900ER (Version 1, 179 seats)?

Economy on United Airlines's Boeing 737-900ER (Version 1, 179 seats) has about 30 inches of seat pitch and seats about 17.3 inches wide, in a 3-3 layout. Exit rows and bulkheads have more legroom.

Read on

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.

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