Lounge Frog guide
Cathay Pacific Boeing 777-300ER seat map
Cathay Pacific's 777-300ER in the 77J layout seats 361: 45 in Business (1-2-1), 48 in Premium Economy (2-4-2) and 268 in Economy (3-4-3).
Cabins at a glance
Business
Business class
45seats · 1-2-1
Lie-flat bed · rows 11–23
Best pick: row 21, seat ABusiness window seat in the smaller rear cabin, away from the galleys.
Premium Economy
Premium Economy
48seats · 2-4-2
Recliner · rows 30–35
Best pick: row 31, seat APremium Economy window seat away from the lavatories at the back of the cabin.
Economy
Economy
268seats · 3-4-3
Standard seat · rows 39–72
Best pick: row 39, seat AExit-row window seat 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
Business class
1-2-1 · Lie-flat bed
Premium Economy
2-4-2 · Recliner
Economy
3-4-3 · Standard seat
Back of aircraft
Seat map updated October 2026. Rows and seats are as Cathay Pacific'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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<script async src="https://www.loungefrog.com/embed.js"></script>Cabins
| Cabin | Seats | Rows | Layout | Seat |
|---|---|---|---|---|
Business class | 45 | 11–23 | 1-2-1 | Lie-flat bed |
Premium Economy | 48 | 30–35 | 2-4-2 | Recliner |
Economy | 268 | 39–72 | 3-4-3 | Standard seat |
Best and worst seats
Best seats
- Row 21, seat A · Business class
Business window seat in the smaller rear cabin, away from the galleys.
- Row 31, seat A · Premium Economy
Premium Economy window seat away from the lavatories at the back of the cabin.
- Row 39, seat A · Economy
Exit-row window seat with extra legroom.
- Row 59, seat C · Economy
Exit-row aisle seat with extra legroom at the front of the rear section.
Trade-offs
- Rows 11 and 19, seats A, D, G and K · Business class
Bulkhead row, so nobody reclines into you
- Row 18, seat K · Business class
Next to a galley, with light and noise during service
- Row 30, seats A, C, D, E, F, G, H and K · Premium Economy
Bulkhead row, so nobody reclines into you
- Row 39, seats B, C, D, E, F, G, H, J and K · Economy
Bulkhead row, so nobody reclines into you
- Row 59, seats A, B, H, J and K · Economy
Bulkhead row, so nobody reclines into you
Seats to avoid
- Row 17, seat A · Business class
Next to a lavatory, with queues, noise and flushing
- Row 33, seat A · Premium Economy
Premium Economy window seat that Cathay lists as having no window.
- Row 33, seat K · Premium Economy
No window at this window seat
- Row 35, seats A, C, D, E, F, G, H and K · Premium Economy
Next to a lavatory, with queues, noise and flushing
- Row 51, seat D · Economy
Last centre row of the forward Economy section, in front of the mid-cabin galley.
- Row 51, seats E, F and G · Economy
Next to a galley, with light and noise during service
- Row 71, seat A · Economy
Last row on the left, directly in front of the rear lavatories.
- Row 71, seats D, E, G, H, J and K · Economy
Next to a lavatory, with queues, noise and flushing
Quick answers
How many seats does Cathay Pacific's Boeing 777-300ER (77J, 45 Business · 48 Premium Economy · 268 Economy) have?
Cathay Pacific's Boeing 777-300ER (77J, 45 Business · 48 Premium Economy · 268 Economy) has 361 seats: 45 in Business class, 48 in Premium Economy and 268 in Economy.
What are the best Economy seats on Cathay Pacific's Boeing 777-300ER (77J, 45 Business · 48 Premium Economy · 268 Economy)?
On Cathay Pacific's Boeing 777-300ER (77J, 45 Business · 48 Premium Economy · 268 Economy), the best Economy seats are row 39, seat A (exit-row window seat with extra legroom.) and row 59, seat C (exit-row aisle seat with extra legroom at the front of the rear section.).
Which seats should I avoid on Cathay Pacific's Boeing 777-300ER (77J, 45 Business · 48 Premium Economy · 268 Economy)?
On Cathay Pacific's Boeing 777-300ER (77J, 45 Business · 48 Premium Economy · 268 Economy), avoid row 17, seat A (next to a lavatory, with queues, noise and flushing), row 33, seat A (premium Economy window seat that Cathay lists as having no window.) and row 33, seat K (no window at this window seat).
What is Business class like on Cathay Pacific's Boeing 777-300ER (77J, 45 Business · 48 Premium Economy · 268 Economy)?
Business class on Cathay Pacific's Boeing 777-300ER (77J, 45 Business · 48 Premium Economy · 268 Economy) has 45 seats, rows 11 to 23, in a 1-2-1 layout (lie-flat bed). The pick: row 21, seat A (business window seat in the smaller rear cabin, away from the galleys.).
What is Premium Economy like on Cathay Pacific's Boeing 777-300ER (77J, 45 Business · 48 Premium Economy · 268 Economy)?
Premium Economy on Cathay Pacific's Boeing 777-300ER (77J, 45 Business · 48 Premium Economy · 268 Economy) has 48 seats, rows 30 to 35, in a 2-4-2 layout (recliner). The pick: row 31, seat A (premium Economy window seat away from the lavatories at the back of the cabin.).
How much legroom is there in Economy on Cathay Pacific's Boeing 777-300ER (77J, 45 Business · 48 Premium Economy · 268 Economy)?
Cathay Pacific doesn't publish the Economy seat pitch for this layout; the exit rows and bulkheads have the most legroom.
Read on
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- Cathay Pacific Airbus A330-300 (33J, 28 Business · 265 Economy) seat map
- Cathay Pacific Airbus A330-300 (33K, 39 Business · 21 Premium Economy · 191 Economy) seat map
- Cathay Pacific Airbus A330-300 (33P regional, 24 Business · 293 Economy) seat map
- Cathay Pacific Airbus A350-1000 (46 Business · 32 Premium Economy · 256 Economy) seat map
- Cathay Pacific Airbus A350-900 (38 Business · 28 Premium Economy · 214 Economy) seat map
- Cathay Pacific Boeing 777-300 (77P regional, 42 Business · 396 Economy) seat map
- Cathay Pacific Boeing 777-300ER (77A, 6 First · 53 Business · 34 Premium Economy · 201 Economy) seat map · compare side by side
- Cathay Pacific Boeing 777-300ER (77K, 40 Business · 32 Premium Economy · 296 Economy) seat map · compare side by side
- Every Cathay Pacific seat map
- Cathay Pacific: ratings, hubs, lounges and fleet
- Cathay Pacific's own Boeing 777-300ER page
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.