8F · 42J · 227Y
- First
- 8F
- Business
- 42J
- Economy
- 227Y
This version of the Korean Air Boeing 777-300ER holds 8 first, 42 business and 227 economy seats and features the "Kosmo Suites 2.0" in First Class and Apex "Prestige Suites" in Prestige Class
Korean AirKE
Korean Air Boeing 777-300ER Seat Map: Best & Worst Seats
Korean Air Boeing 777-300ER cabin layout and seating plan
Cabin layout
8F · 42J · 227Y277 seats
Korean AirKEKosmo Suites 2
Boeing 777-300ER
Boeing 777-3B5ER
This version of the Korean Air Boeing 777-300ER holds 8 first, 42 business and 227 economy seats and features the "Kosmo Suites 2.0" in First Class and Apex "Prestige Suites" in Prestige Class
Last verified October 14, 2026Verified by Alex Westridge
Manufacturer
Boeing
Body
Wide body
Haul
Long Haul
Configuration
8F · 42J · 227Y
277seats
First 8
Business 42
Economy 227
Entertainment
Thales TopSeries carries audio and video.
Seat classes
First Class
8 seats
Rows1 to 2
Pitch83"
Width24"
Recline180°
In-seat amenities
Power110V universal AC
USBUSB-A
Screen34” HD IFE display
Adjustable armrestEight Kosmo Suites 2.0 in a 1-2-1 layout featuring sliding privacy doors and secure storage closet at the side of the seat.
Prestige Suites
42 seats
Rows7 to 14
Pitch75"
Width21"
Recline180°
In-seat amenities
Power110V universal ACUSBUSB-AScreen17" HD touch screen displayForty-two Prestige Suites based on the B/E Aerospace Apex platform in a 2-2-2 layout and offering direct aisle access to/from each seat. B and H seats have an additional personal stowage "nook"
Economy
227 seats
Rows28 to 53
Pitch33"
Width18.1"
Recline118˚
In-seat amenities
Power110V universal ACUSBUSB-AScreen10.6" HD touch screen display
Adjustable headrestAdjustable armrest227 seats in a 3-3-3 layout.
Flying this Boeing 777-300ER? See which seats are still open
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Seat insights
Best seats on the Korean Air Boeing 777-300ER
Ranked by cabin from the per-seat ratings, window quality, and traveler notes on the Korean Air Boeing 777-300ER seat map.
The best seat on the Korean Air Boeing 777-300ER is 01A. In Business, go for 07A or 07J; in Economy, 36A and 36J are recommended for a good window.
Cabin
Position
- 36A
Window·Recommended
- 36J
Window·Recommended
- 42A
Window·Recommended
- 42J
Window·Recommended
- 47A
Window·Recommended
- 47J
Window·Recommended
- 50A
Window·Recommended
- 50J
Window·Recommended
- 53A
Window·Recommended
- 01A
Window·Recommended
Single seat with its own aisle access.
- 01J
Window·Recommended
Single seat with its own aisle access.
- 02A
Window·Recommended
Single seat with its own aisle access.
Is the better cabin worth it?
Compare the cabins on this aircraft side by side, so you can weigh the jump in pitch, width, and amenities against the fare.
| Spec | First Class | Prestige Suites | Economy |
|---|---|---|---|
| Seats | 8 | 42 | 227 |
| Pitch | 83" | 75" | 33" |
| Width | Expands to 32" in bed mode | 21" | 18.1" |
| Recline | Converts into a 83” long flat bed | Converts into a 73" long flat bed | 118˚ |
| Power | 110V universal AC | 110V universal AC | 110V universal AC |
| Screen | 34” HD IFE display | 17" HD touch screen display | 10.6" HD touch screen display |
Boeing 777-300ER seat specifications: pitch, width and recline
What every symbol, measurement, and color on the map means, so you can compare seats, cabins, and aircraft with confidence.
Seat measurements
Row pitch
Distance from a point on one seat to the same point on the seat in the row ahead. A useful proxy for legroom.
Seat width
Measured across the seat cushion between the inner edges of the armrests.
Seat recline
How far the seat tilts back from upright, measured as the travel at the headrest.
In-seat amenities
Adjustable armrest
Adjustable headrest
Air vent
Seatback screen
Streaming to device
Wi-Fi
Power outlet
USB port
Wireless charging
Bluetooth audio
Privacy door
Cabin features
Galley
Lavatory
Accessible lavatory
Washlet lavatory
Bar or lounge
Bassinet position
Prayer area
Snack station
Service animal seating
Peanut-allergy seating
Wi-Fi quality
Good
Steady enough for messaging and email.
Better
Comfortable browsing and light streaming.
Best
Fast enough for video calls and streaming.
Seat ratings
Recommended
Above average. A strong pick on this aircraft.
Caution
Some trade-offs worth weighing before you book.
Avoid
Below average, with known drawbacks to avoid.
Plan your Korean Air flight
Check live Korean Air seat availability
Pick your route and date to see which seats on the Korean Air Boeing 777-300ER are still open.
Open the live mapFind extra-legroom and window seats
Open the live map and filter by legroom, exit rows, and window position to lock in the right seat.
Open the live mapCompare cabins on your route
Add your route to compare First, Business, and Economy on the Boeing 777-300ER.
Open the live mapThe 2 cabin layouts on this aircraft
This airline flies the same aircraft in more than one cabin layout. Here is what separates them, so you know which one you are looking at before you pick a seat.
8F · 56J · 227Y
- First
- 8F
- Business
- 56J
- Economy
- 227Y
This version of the Korean Air Boeing 777-300ER holds 8 first, 56 business and 227 economy seats and features "Kosmo Suites" in First Class and "Prestige Sleeper" seats in Prestige Class
FAQ
Korean Air Boeing 777-300ER seat map questions
How to read the map, what the ratings mean, and what you need to get started.
The map is drawn to scale from real cabin data, including window alignment, galleys, lavatories, and exit rows. Airlines can swap aircraft, so always confirm your seat at check-in.
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