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Seats Frog guide

Singapore Airlines Airbus A350-900 seat map

Singapore Airlines' medium-haul A350-900 seats 303: 40 in Business (1-2-1, staggered consoles) and 263 in Economy (3-3-3).

Medium haul, 40 Business · 263 Economy✓ Checked against Singapore Airlines's seat map · October 2026
Singapore Airlines Airbus A350-900
Singapore Airlines Airbus A350-900. Photo: Bernard Spragg, CC0

Cabins at a glance

  • Business

    Business Class

    40seats · 1-2-1

    Lie-flat bed · rows 11–21

    Best pick: row 12, seat ABusiness window seat set right by the window, with the console on the aisle side.

  • Economy

    Economy Class

    263seats · 3-3-3

    Standard seat · rows 41–70

    Best pick: row 55, seat BExtra Legroom seat directly behind the exit, with no seat fitted at 55A.

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

Galley

Business Class

1-2-1 · Lie-flat bed

11
Bulkhead
12
14
15
16
17
18
Lav
Lavatory
19
Bulkhead
20
21

Economy Class

3-3-3 · Standard seat

41
Bulkhead
42
43
44
45
46
47
48
49
50
51
52
53
54
Lav
Lavatory
Lavatory
Lavatory
55
Exit
56
57
58
59
60
61
62
63
64
65
66
67
68
69
Galley
70
Galley
Lavatory
Galley
Galley

Back of aircraft

Seat map updated October 2026. Rows and seats are as Singapore 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

CabinSeatsRowsLayoutSeat
Business Class
4011–211-2-1Lie-flat bed
Economy Class
26341–703-3-3Standard seat

Best and worst seats

Best seats

  • Row 12, seat A · Business Class

    Business window seat set right by the window, with the console on the aisle side.

  • Row 12, seat K · Business Class

    Seat sits by the window, console on the aisle side

  • Row 14, seat D · Business Class

    Centre seat paired with 14F behind an adjustable divider, good for two travelling together.

  • Rows 15, 17 and 20, seats A and K · Business Class

    Seat sits by the window, console on the aisle side

  • Row 55, seat B · Economy Class

    Extra Legroom seat directly behind the exit, with no seat fitted at 55A.

  • Row 56, seat A · Economy Class

    Extra Legroom window seat with no seat in front of it.

  • Row 56, seat K · Economy Class

    Marked Extra Legroom Seat

Trade-offs

  • Rows 11 and 19, seats A, D, F and K · Business Class

    Bulkhead row, so nobody reclines into you

  • Row 18, seat D · Business Class

    Next to a lavatory, with queues, noise and flushing

  • Row 41, seats A, B, C, D, E, G, H, J and K · Economy Class

    Bulkhead row, so nobody reclines into you

  • Row 55, seats C, D, E, G, H and J · Economy Class

    Bulkhead row, so nobody reclines into you

Seats to avoid

  • Row 18, seat F · Business Class

    Next to a lavatory, with queues, noise and flushing

  • Row 54, seat A · Economy Class

    Last row before the mid-cabin lavatories and exit, so the lavatory wall is directly behind.

  • Row 54, seats B, C, D, E, G, H, J and K · Economy Class

    Next to a lavatory, with queues, noise and flushing

  • Row 69, seats H, J and K · Economy Class

    Next to a galley, with light and noise during service

  • Row 70, seat D · Economy Class

    Last-row centre seat with a galley directly behind.

  • Row 70, seats E and G · Economy Class

    Next to a galley, with light and noise during service

Quick answers

How many seats does Singapore Airlines's Airbus A350-900 (Medium haul, 40 Business · 263 Economy) have?

Singapore Airlines's Airbus A350-900 (Medium haul, 40 Business · 263 Economy) has 303 seats: 40 in Business Class and 263 in Economy Class.

What are the best Economy seats on Singapore Airlines's Airbus A350-900 (Medium haul, 40 Business · 263 Economy)?

On Singapore Airlines's Airbus A350-900 (Medium haul, 40 Business · 263 Economy), the best Economy seats are row 55, seat B (extra Legroom seat directly behind the exit, with no seat fitted at 55A.), row 56, seat A (extra Legroom window seat with no seat in front of it.) and row 56, seat K (marked Extra Legroom Seat).

Which seats should I avoid on Singapore Airlines's Airbus A350-900 (Medium haul, 40 Business · 263 Economy)?

On Singapore Airlines's Airbus A350-900 (Medium haul, 40 Business · 263 Economy), avoid row 18, seat F (next to a lavatory, with queues, noise and flushing), row 54, seat A (last row before the mid-cabin lavatories and exit, so the lavatory wall is directly behind.) and row 54, seats B, C, D, E, G, H, J and K (next to a lavatory, with queues, noise and flushing).

What is Business Class like on Singapore Airlines's Airbus A350-900 (Medium haul, 40 Business · 263 Economy)?

Business Class on Singapore Airlines's Airbus A350-900 (Medium haul, 40 Business · 263 Economy) has 40 seats, rows 11 to 21, in a 1-2-1 layout (lie-flat bed). The pick: row 12, seat A (business window seat set right by the window, with the console on the aisle side.).

How much legroom is there in Economy on Singapore Airlines's Airbus A350-900 (Medium haul, 40 Business · 263 Economy)?

Singapore Airlines doesn't publish the Economy seat pitch for this layout; the exit rows and bulkheads have the most 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.