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Thai Airways International Boeing 777-300ER seat map

Thai Airways' 777-300ER 77B seats 348: 42 in Royal Silk Class and 306 in Economy (3-3-3).

42 Royal Silk · 306 Economy✓ Checked against Thai Airways International's seat map · October 2026

Cabins at a glance

  • Business

    Royal Silk Class

    42seats · 2-4-2

    Lie-flat bed · rows 11–22

    Best pick: row 11, seat BRoyal Silk window-side seat set nearer the aisle, in the front cabin.

  • Economy

    Economy Class

    306seats · 3-3-3

    Standard seat · rows 31–72

    Best pick: row 40, seat AExit row at the front of the middle Economy section.

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

Royal Silk Class

2-4-2 · Lie-flat bed

11
Bulkhead
12
14
15
16
17
Lavatory
Galley
Lavatory
18
Bulkhead
19
20
21
22

Economy Class

3-3-3 · Standard seat

31
Bulkhead
32
33
34
35
36
37
Lav
38
39
Lav
Lavatory
Lavatory ×2
40
Exit
41
Bulkhead
42
43
44
45
46
47
48
49
50
51
52
53
Galley
54
Galley
60
Exit
61
Bulkhead
62
63
64
65
66
67
68
69
70
71
72
Lav
Lavatory
LavatoryGalley
Lavatory

Back of aircraft

Seat map updated October 2026. Rows and seats are as Thai Airways International'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
Thai Airways 777-300ER Royal Silk Class seats
Royal Silk ClassPhoto: Thai Airways International
4211–222-4-2Lie-flat bed
Economy Class
30631–723-3-3Standard seat

Best and worst seats

Best seats

  • Row 11, seat B · Royal Silk Class

    Royal Silk window-side seat set nearer the aisle, in the front cabin.

  • Row 12, seat A · Royal Silk Class

    Royal Silk seat right against the window.

  • Row 19, seat D · Royal Silk Class

    Royal Silk centre pair seat in the smaller rear section.

  • Row 40, seat A · Economy Class

    Exit row at the front of the middle Economy section.

Trade-offs

  • Row 11, seats E, F and J · Royal Silk Class

    Bulkhead row, so nobody reclines into you

  • Row 18, seats E and F · Royal Silk Class

    Bulkhead row, so nobody reclines into you

  • Row 31, seats A, B, C, D, E, F, H, J and K · Economy Class

    Bulkhead row, so nobody reclines into you

  • Row 38, seat J · Economy Class

    One of only two seats in rows 38-39, beside the lavatories.

  • Row 40, seats B, C, H, J and K · Economy Class

    Bulkhead row, so nobody reclines into you

  • Rows 41 and 61, seats D, E and F · Economy Class

    Bulkhead row, so nobody reclines into you

  • Row 60, seats A, B, C, H, J and K · Economy Class

    Bulkhead row, so nobody reclines into you

Seats to avoid

  • Row 37, seats A, B, C, D and F · Economy Class

    Next to a lavatory, with queues, noise and flushing

  • Row 37, seat E · Economy Class

    Directly in front of the mid-cabin lavatories.

  • Row 39, seats J and K · Economy Class

    Next to a lavatory, with queues, noise and flushing

  • Row 53, seats D, E and F · Economy Class

    Next to a galley, with light and noise during service

  • Row 72, seats D and F · Economy Class

    Next to a lavatory, with queues, noise and flushing

  • Row 72, seat E · Economy Class

    Last row, in front of the rear lavatory.

Quick answers

How many seats does Thai Airways International's Boeing 777-300ER (42 Royal Silk · 306 Economy) have?

Thai Airways International's Boeing 777-300ER (42 Royal Silk · 306 Economy) has 348 seats: 42 in Royal Silk Class and 306 in Economy Class.

What are the best Economy seats on Thai Airways International's Boeing 777-300ER (42 Royal Silk · 306 Economy)?

On Thai Airways International's Boeing 777-300ER (42 Royal Silk · 306 Economy), the best Economy seats are row 40, seat A (exit row at the front of the middle Economy section.).

Which seats should I avoid on Thai Airways International's Boeing 777-300ER (42 Royal Silk · 306 Economy)?

On Thai Airways International's Boeing 777-300ER (42 Royal Silk · 306 Economy), avoid row 37, seats A, B, C, D and F (next to a lavatory, with queues, noise and flushing), row 37, seat E (directly in front of the mid-cabin lavatories.) and row 39, seats J and K (next to a lavatory, with queues, noise and flushing).

What is Royal Silk Class like on Thai Airways International's Boeing 777-300ER (42 Royal Silk · 306 Economy)?

Royal Silk Class on Thai Airways International's Boeing 777-300ER (42 Royal Silk · 306 Economy) has 42 seats, rows 11 to 22, in a 2-4-2 layout (lie-flat bed). The pick: row 11, seat B (royal Silk window-side seat set nearer the aisle, in the front cabin.).

How much legroom is there in Economy on Thai Airways International's Boeing 777-300ER (42 Royal Silk · 306 Economy)?

Thai Airways International 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.