Seattle to Seoul flights – the most comfortable way to fly
1 airline flies nonstop between Seattle and Seoul, about 7 flights a week. The flight takes 10h 55m and covers 8,375 km. The most comfortable economy seat is on Delta's Airbus A350-900. Lie-flat business class is available.
Most comfortable economy
- 32″ legroom
- 18.0″ wide seat
- Cabin altitude 6,000 ft
- Wi-Fi
- Power
- Seat-back screen
Most comfortable business
- Lie-flat bed (80″)
- 22.0″ wide seat
- Direct aisle access
- Suite with door
- Cabin altitude 6,000 ft
- Wi-Fi
- Power
- Seat-back screen
Nonstop flights from Seattle to Seoul
| Flight | Departs | Duration | Aircraft | Economy | Business | Days |
|---|---|---|---|---|---|---|
| Delta DL162 SEA → ICN |
10:20 | 10h 55m | A350-900 Wide-body |
7.3Very comfortable | 10.0Superb | MTWTFSS |
Frequently asked questions
How long is the flight from Seattle to Seoul?
A nonstop flight from Seattle to Seoul takes about 10 h 55 min and covers 8,375 km.
Which airlines fly nonstop from Seattle to Seoul?
Delta flies nonstop, with about 7 flights a week.
What is the most comfortable economy seat from Seattle to Seoul?
Delta on the Airbus A350-900: 3-3-3 layout, 32″ legroom and 18.0″ wide seats – comfort score 7.3/10 (very comfortable).
Is there lie-flat business class from Seattle to Seoul?
Yes. The most comfortable is Delta's business suite with door on the Airbus A350-900 (1-2-1), comfort score 10.0/10.
Can I fly with my dog from Seattle to Seoul?
Yes – Delta takes small dogs in the cabin (usually up to 9 kg including the bag).
Is business class worth it from Seattle to Seoul?
Business is a private suite with a door and a lie-flat bed for about 512% more than economy on Delta – SkyBuddy's upgrade score: 4.4/10 (not worth it).
Which aircraft fly from Seattle to Seoul?
Airbus A350-900. Choose a wide-body for a quieter, roomier cabin.
Schedules, seat details and fares are indicative estimates from SkyBuddy's airline model. Check the live price before you book.