What aircraft and total seat count are listed for Cathay Pacific flight CX873?

Cathay Pacific flight CX873 is listed with a Boeing 777-300ER and 361 seats.

What is the average seat rating on CX873?

The 361 seats on the Cathay Pacific Boeing 777-300ER flying CX873 average 5.7 out of 10 for comfort. By cabin: Business Suite 5.9, Premium Economy 5.5 and Economy 5.8. 8 seats rate Good or better, and 39 rate below average.

Which Economy seats are marked as exit-row seats on Cathay Pacific flight CX873?

The Economy exit-row seats are 39A, 39B, 39C, 39H, 39J, 39K, 59A, 59B, 59C, 59H, 59J, and 59K.

What route does CX873 fly?

CX873 is the Cathay Pacific flight from San Francisco (SFO, San Francisco International) to Hong Kong (HKG, Hong Kong International), flown on the Boeing 777-300ER. It takes about 14h 35m for 11,128 km (6,915 miles), estimated from the great-circle distance. The return flight, CX870, flies Hong Kong to San Francisco.

Which seats on Cathay Pacific flight CX873 are listed as bassinet seats?

The bassinet seats are 19D and 19G in Business Suite, 30C and 30H in Premium Economy, and 39D, 39G, 60D, and 60G in Economy.

Can I check real-time seat availability on CX873?

Yes. Open CX873 in the live seat map and choose your travel date to see which seats are still open on that day, each coloured by its comfort score.

Which seats have misaligned windows on Cathay Pacific flight CX873?

The listed misaligned-window seats are 18K in Business Suite, 33A and 33K in Premium Economy, and 39A, 39K, 59A, and 59K in Economy.

CX873 seat map

Cathay Pacific Boeing 777-300ER, 3 classes, from San Francisco (SFO) to Hong Kong (HKG)

Departs: San Francisco (SFO); San Francisco International, United States
Arrives: Hong Kong (HKG); Hong Kong International, Hong Kong
Flight time: About 14h 35m; Estimated from 11,128 km (6,915 miles)
Aircraft: Boeing 777-300ER; 3 classes, 1 deck

Your flight date

Check live availability

CX873 is the Cathay Pacific flight from San Francisco (SFO) to Hong Kong (HKG), scheduled on a Boeing 777-300ER with 361 seats in 3 classes: 45 in Business Suite, 48 in Premium Economy and 268 in Economy. The best seats are 12A in Business Suite, 31A in Premium Economy and 39C in Economy. Avoid row 72 at the back of Economy: limited recline, near the lavatories and the galley.

CX873 interactive seat map

Select a seat for its comfort score and what to watch out for. Colours show comfort, not availability.

Seat scores on CX873

Covers all 361 seats on the aircraft.

Excellent9.0+0 seats
Good7.0 to 8.98 seats
Fair5.0 to 6.9314 seats
Below average3.0 to 4.924 seats
Poorunder 3.015 seats

Scores weigh legroom, recline, window position and distance from galleys, lavatories and exits. Seat-map glossary

Best in Business Suite
Fair6.0 / 10
Window seat
Best in Premium Economy
Fair6.5 / 10
Window seat, wing in window
Best in Economy
Good8.8 / 10
Aisle seat, extra legroom, exit row, near lavatory, no floor storage

Seat data verified October 17, 2026. How we verify seat data

Which plane is CX873 on?

The aircraft and layout our seat map for CX873 comes from.

Date	Sat, Nov 21
Aircraft	Boeing 777-300ER
Layout	45J, 48W, 268Y (361 seats)

Airlines can swap planes close to departure, so confirm the aircraft at check-in.

CX873 airports

Where the flight leaves from and lands.

Departure: San Francisco International SFO; San Francisco, United States
Arrival: Hong Kong International HKG; Hong Kong

Seats by cabin on CX873

How the 361 seats on this aircraft split by cabin.

Business Suite45 seats
Premium Economy48 seats
Economy268 seats

Open seats change daily. Check live availability for your date

Best seats on CX873

The top seats in every cabin, the ones to skip, and the pick for what matters to you.

Best seats on every aircraft

Comfort score out of 10Excellent9.0+Good7.0 to 8.9Fair5.0 to 6.9Below average3.0 to 4.9Poorunder 3.0

Business Suite

Rows 11 to 23, 45 seats

Top picks

Window seatFair6.0 / 10
Window seatFair6.0 / 10
Window seatFair6.0 / 10

Seats to avoid

Window seat, near galley, misaligned windowBelow average3.4 / 10

Best for

Window
Aisle
Sleep
Couples

Premium Economy

Rows 30 to 35, 48 seats

Top picks

Window seat, wing in windowFair6.5 / 10
Window seat, wing in windowFair6.5 / 10
Window seat, wing in windowFair6.5 / 10

Seats to avoid

Window seat, misaligned window, wing in windowBelow average3.4 / 10
Window seat, misaligned window, wing in windowBelow average3.4 / 10
Window seat, near lavatory, wing in windowBelow average3.4 / 10

Best for

Window
Aisle
Extra legroom
Sleep
Couples

Economy

Rows 39 to 72, 268 seats

Top picks

Aisle seat, extra legroom, exit row, near lavatory, no floor storageGood8.8 / 10
Aisle seat, extra legroom, exit row, near lavatory, no floor storageGood8.8 / 10
Aisle seat, extra legroom, exit row, near galley, no floor storageGood8.8 / 10

Seats to avoid

Aisle seat, limited recline, near lavatoryPoor1.8 / 10
Middle seat, limited recline, near lavatoryPoor1.8 / 10
Aisle seat, limited recline, near lavatoryPoor1.8 / 10

Best for

Window
Aisle
Extra legroom
Sleep
Couples

Row-by-row notes for CX873

The rows worth knowing about before you choose, from the Boeing 777-300ER cabin layout. New to terms like bulkhead or pitch? See the seat-map glossary.

Row 11Business Suite. First row of the cabin: near the galley.
Row 17Business Suite. Near the lavatories and the galley.
Row 18Business Suite. Near the galley.
Row 19Business Suite. Bassinet positions; near the galley.
Row 23Business Suite. Last row of the cabin.
Row 30Premium Economy. First row of the cabin: extra legroom; no floor storage.
Row 35Premium Economy. Last row of the cabin: near the lavatories.
Row 39Economy. First row of the cabin and an exit row: extra legroom; near the lavatories, no floor storage and tray table in the armrest.
Row 53Economy. Limited recline: the row sits in front of an exit row. Also near the galley.
Row 59Economy. Exit row: extra legroom; near the galley, no floor storage and tray table in the armrest.
Row 71Economy. Limited recline, near the lavatories and the galley.
Row 72Economy. Last row of the cabin: limited recline, near the lavatories and the galley.

Cabins on CX873

Layout, legroom and amenities in each class on the Cathay Pacific Boeing 777-300ER.

Compare Wi-Fi and entertainment across airlines

Business Suite

Rows 11 to 23, 45 seats

Layout: 1-2-1
Pitch: 82"
Width: 21"
Recline: 180°

Lie-flat seat.

Wi-Fi enabled
AC/USB power
Free on demand entertainment

Premium Economy

Rows 30 to 35, 48 seats

Layout: 2-4-2
Pitch: 38"
Width: 19.5"
Recline: 6"

Standard seat with 6" of recline.

Wi-Fi enabled
AC/USB power
Free on demand entertainment

Economy

Rows 39 to 72, 268 seats

Layout: 3-4-3
Pitch: 32"
Width: 17.2"
Recline: 6"

Standard seat with 6" of recline.

Wi-Fi enabled
AC/USB power
Free on demand entertainment

CX873 questions

Flying CX873? Answered.

The aircraft, the cabins and the seats on this flight, answered from its seat map data.

The highest-rated seat on CX873 is 39C in Economy, with a comfort score of 8.8 out of 10: aisle seat, extra legroom, exit row, near lavatory, no floor storage. In the other cabins, the best seats are 12A in Business Suite (6.0) and 31A in Premium Economy (6.5).

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CX873 seat map
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Search San Francisco to Hong Kong in the live seat map

Flying back? Hong Kong to San Francisco

CX870Return of this flight, HKG to SFO

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