Lounge Frog guide
Cathay Pacific Boeing 777-300ER seat map
Cathay Pacific's 777-300ER in the 77K layout seats 368: 40 in Business (1-2-1), 32 in Premium Economy (2-4-2) and 296 in Economy (3-4-3).
Cabins at a glance
Business
Business class
40seats · 1-2-1
Lie-flat bed · rows 11–23
Best pick: row 22, seat AWindow seat in the smaller rear Business cabin, away from the galleys.
Premium Economy
Premium Economy
32seats · 2-4-2
Recliner · rows 30–33
Best pick: row 31, seat APremium Economy window pair in a short four-row cabin.
Economy
Economy
296seats · 3-4-3
Standard seat · rows 39–72
Best pick: row 40, seats C and HListed by Cathay as 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 | 40 | 11–23 | 1-2-1 | Lie-flat bed |
Premium Economy | 32 | 30–33 | 2-4-2 | Recliner |
Economy | 296 | 39–72 | 3-4-3 | Standard seat |
Best and worst seats
Best seats
- Row 22, seat A · Business class
Window seat in the smaller rear Business cabin, away from the galleys.
- Row 31, seat A · Premium Economy
Premium Economy window pair in a short four-row cabin.
- Row 40, seats C and H · Economy
Listed by Cathay as extra legroom
- Row 43, seat B · Economy
Exit-row seat with extra legroom.
Trade-offs
- Row 11, seats A, D, G and K · Business class
Bulkhead row, so nobody reclines into you
- Row 20, seats D and G · Business class
Bulkhead row, so nobody reclines into you
- Row 30, seats A, C, D, E, F, G, H and K · Premium Economy
Bulkhead row, so nobody reclines into you
- Row 39, seats A, C, D, E, F, G, H and K · Economy
Bulkhead row, so nobody reclines into you
- Row 43, seats A, C, D, E, F, G, H, J and K · Economy
Bulkhead row, so nobody reclines into you
- Row 59, seats A, B, C, H, J and K · Economy
Bulkhead row, so nobody reclines into you
Seats to avoid
- Row 18, seats D and G · Business class
Next to a galley, with light and noise during service
- Row 19, seat A · Business class
Business window seat that Cathay lists as having no window.
- Row 19, seat K · Business class
No window at this window seat
- Row 21, seat A · Business class
Next to a lavatory, with queues, noise and flushing
- Row 21, seat K · Business class
Next to a galley, with light and noise during service
- Row 42, seat A · Economy
Seat in a short front Economy section, directly in front of the lavatories.
- Row 42, seats B, D, E, F and G · Economy
Next to a lavatory, with queues, noise and flushing
- Row 55, seats D, E, F and G · Economy
Next to a galley, with light and noise during service
- Row 57, seat A · Economy
Last row on the left of the middle section, beside the galley.
- Row 57, seats B and C · Economy
Next to a galley, with light and noise during service
- Row 71, seats A, B, C, D, E and G · Economy
Next to a lavatory, with queues, noise and flushing
- Row 72, seat D · Economy
Last row, directly in front of a lavatory.
Quick answers
How many seats does Cathay Pacific's Boeing 777-300ER (77K, 40 Business · 32 Premium Economy · 296 Economy) have?
Cathay Pacific's Boeing 777-300ER (77K, 40 Business · 32 Premium Economy · 296 Economy) has 368 seats: 40 in Business class, 32 in Premium Economy and 296 in Economy.
What are the best Economy seats on Cathay Pacific's Boeing 777-300ER (77K, 40 Business · 32 Premium Economy · 296 Economy)?
On Cathay Pacific's Boeing 777-300ER (77K, 40 Business · 32 Premium Economy · 296 Economy), the best Economy seats are row 40, seats C and H (listed by Cathay as extra legroom) and row 43, seat B (exit-row seat with extra legroom.).
Which seats should I avoid on Cathay Pacific's Boeing 777-300ER (77K, 40 Business · 32 Premium Economy · 296 Economy)?
On Cathay Pacific's Boeing 777-300ER (77K, 40 Business · 32 Premium Economy · 296 Economy), avoid row 18, seats D and G (next to a galley, with light and noise during service), row 19, seat A (business window seat that Cathay lists as having no window.) and row 19, seat K (no window at this window seat).
What is Business class like on Cathay Pacific's Boeing 777-300ER (77K, 40 Business · 32 Premium Economy · 296 Economy)?
Business class on Cathay Pacific's Boeing 777-300ER (77K, 40 Business · 32 Premium Economy · 296 Economy) has 40 seats, rows 11 to 23, in a 1-2-1 layout (lie-flat bed). The pick: row 22, seat A (window seat in the smaller rear Business cabin, away from the galleys.).
What is Premium Economy like on Cathay Pacific's Boeing 777-300ER (77K, 40 Business · 32 Premium Economy · 296 Economy)?
Premium Economy on Cathay Pacific's Boeing 777-300ER (77K, 40 Business · 32 Premium Economy · 296 Economy) has 32 seats, rows 30 to 33, in a 2-4-2 layout (recliner). The pick: row 31, seat A (premium Economy window pair in a short four-row cabin.).
How much legroom is there in Economy on Cathay Pacific's Boeing 777-300ER (77K, 40 Business · 32 Premium Economy · 296 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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- 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.