How is Delta One arranged by row on DL40's Airbus A350-900?

Delta One rows 1-11 usually have a 1-2-1 layout. Rows 1 and 9 differ, with a 0-2-0 layout.

What is the average seat rating on DL40?

The 275 seats on the Delta Air Lines Airbus A350-900 flying DL40 average 5.7 out of 10 for comfort. By cabin: Delta One 5.8, Delta Premium Select 6.0 and Delta Main 5.6. 5 seats rate Good or better, and 31 rate below average.

What recline and seat type are listed for each cabin on DL40?

Delta One has a full flat seat with 180° recline. Delta Premium Select has a standard seat with 7" recline, and Delta Main has a standard seat with 3" recline.

What route does DL40 fly?

DL40 is the Delta Air Lines flight from Sydney (SYD, Sydney Kingsford Smith International) to Los Angeles (LAX, Los Angeles International), flown on the Airbus A350-900. It takes about 15h 45m for 12,061 km (7,494 miles), estimated from the great-circle distance.

What legroom and seat width are listed for DL40's three cabins?

Delta One has 76-77" of legroom and 20.5" of width. Delta Premium Select has 38" of legroom and 18.5" of width; Delta Main has 31-32" of legroom and 17.4" of width.

Can I check real-time seat availability on DL40?

Yes. Open DL40 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 Delta Main seats on DL40 are in exit row 37, and which other seats are listed with extra legroom?

The row 37 exit-row seats are 37A, 37B, 37C, 37G, 37H, and 37J. Other Delta Main seats listed with extra legroom are all seats in row 30 and seats 38D, 38E, and 38F.

DL40 seat map

Delta Air Lines Airbus A350-900, 3 classes, from Sydney (SYD) to Los Angeles (LAX)

Departs: Sydney (SYD); Sydney Kingsford Smith International, Australia
Arrives: Los Angeles (LAX); Los Angeles International, United States
Flight time: About 15h 45m; Estimated from 12,061 km (7,494 miles)
Aircraft: Airbus A350-900; 3 classes, 1 deck

Your flight date

Check live availability

DL40 is the Delta Air Lines flight from Sydney (SYD) to Los Angeles (LAX), scheduled on an Airbus A350-900 with 275 seats in 3 classes: 40 in Delta One, 40 in Delta Premium Select and 195 in Delta Main. The best seats are 2A in Delta One, 21A in Delta Premium Select and 37C in Delta Main. Avoid row 51 at the back of Delta Main: limited recline, near the lavatories and the galley.

DL40 interactive seat map

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

Seat scores on DL40

Covers all 275 seats on the aircraft.

Excellent9.0+0 seats
Good7.0 to 8.95 seats
Fair5.0 to 6.9239 seats
Below average3.0 to 4.913 seats
Poorunder 3.018 seats

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

Best in Delta One
Fair6.0 / 10
Window seat
Best in Delta Premium Select
Fair6.5 / 10
Window seat, wing in window
Best in Delta Main
Good8.8 / 10
Aisle seat, extra legroom, exit row, near lavatory, near galley

Seat data verified September 30, 2026. How we verify seat data

Which plane is DL40 on?

The aircraft and layout our seat map for DL40 comes from.

Date	Sat, Dec 5
Aircraft	Airbus A350-900
Layout	40J, 40W, 195Y (275 seats)

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

DL40 airports

Where the flight leaves from and lands.

Departure: Sydney Kingsford Smith International SYD; Sydney, Australia
Arrival: Los Angeles International LAX; Los Angeles, United States

Seats by cabin on DL40

How the 275 seats on this aircraft split by cabin.

Delta One40 seats
Delta Premium Select40 seats
Delta Main195 seats

Open seats change daily. Check live availability for your date

Best seats on DL40

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

Delta One

Rows 1 to 11, 40 seats

Top picks

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

Seats to avoid

Aisle seat, near lavatory, near galleyBelow average3.4 / 10
Aisle seat, near lavatory, near galleyBelow average3.4 / 10
Aisle seat, near galleyBelow average4.2 / 10

Best for

Window
Aisle
Sleep
Couples

Delta Premium Select

Rows 20 to 24, 40 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

No seat in this cabin scores below Fair.

Best for

Window
Aisle
Extra legroom
Sleep
Couples

Delta Main

Rows 30 to 51, 195 seats

Top picks

Aisle seat, extra legroom, exit row, near lavatory, near galleyGood8.8 / 10
Aisle seat, extra legroom, exit row, near lavatory, near galleyGood8.8 / 10
Middle seat, extra legroom, exit row, near lavatory, near galleyGood8.8 / 10

Seats to avoid

Window seat, limited recline, near lavatoryPoor2.5 / 10
Window seat, limited recline, near lavatoryPoor2.5 / 10
Window seat, limited recline, near lavatoryPoor2.5 / 10

Best for

Window
Aisle
Extra legroom
Sleep
Couples

Row-by-row notes for DL40

The rows worth knowing about before you choose, from the Airbus A350-900 cabin layout. New to terms like bulkhead or pitch? See the seat-map glossary.

Row 1Delta One. First row of the cabin: near the lavatories and the galley.
Rows 9 to 10Delta One. Near the galley.
Row 11Delta One. Last row of the cabin.
Row 20Delta Premium Select. First row of the cabin: extra legroom; near the lavatories and the galley, no floor storage.
Row 24Delta Premium Select. Last row of the cabin.
Row 30Delta Main. First row of the cabin: extra legroom; no floor storage and tray table in the armrest.
Row 35Delta Main. Near the lavatories.
Row 36Delta Main. Limited recline: the row sits in front of an exit row. Also near the lavatories.
Row 37Delta Main. Exit row: extra legroom; near the lavatories and the galley, no floor storage and tray table in the armrest.
Row 51Delta Main. Last row of the cabin: limited recline, near the lavatories and the galley.

Cabins on DL40

Layout, legroom and amenities in each class on the Delta Air Lines Airbus A350-900.

Compare Wi-Fi and entertainment across airlines

Delta One

Rows 1 to 11, 40 seats

Layout: 1-2-1

Delta Premium Select

Rows 20 to 24, 40 seats

Layout: 2-4-2

Delta Main

Rows 30 to 51, 195 seats

Layout: 3-3-3

Sold as Delta Comfort and Delta Main.

DL40 questions

Flying DL40? Answered.

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

The highest-rated seat on DL40 is 37C in Delta Main, with a comfort score of 8.8 out of 10: aisle seat, extra legroom, exit row, near lavatory, near galley. In the other cabins, the best seats are 2A in Delta One (6.0) and 21A in Delta Premium Select (6.5).

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