Cheap Flights from Seattle (SEA) to Seoul (ICN)
Compare live airfares on Korean Air, Asiana Airlines, Delta Air Lines. Round-trip Economy from $670/person (vs. $960 retail) and Business Class from $2590/person. Average flight time: 11h 15m.
Lowest Economy Round-Trip
$670/person
Typical Retail OTA: $960 (Save $290)
Business & First Class
$2590/person
Lie-flat cabin & lounge access
Flight Duration & Carriers
11h 15m
Korean Air • Asiana Airlines • Delta Air Lines
Airline Fare Comparison: Seattle (SEA) to Seoul (ICN)
| Airline | Route | Flight Duration | Standard OTA Fare | Our Discounted Fare | Action |
|---|---|---|---|---|---|
| Korean Air | SEA → ICN (Round-Trip) | 11h 15m | $670/person | Select → | |
| Asiana Airlines | SEA → ICN (Round-Trip) | 11h 15m | $688/person | Select → | |
| Delta Air Lines | SEA → ICN (Round-Trip) | 11h 15m | $706/person | Select → |
Frequently Asked Questions (SEA to ICN)
How much are cheap flights from Seattle (SEA) to Seoul (ICN)?
Round-trip Economy fares from Seattle (SEA) to Seoul (ICN) start at $670 per person including taxes and carry-on allowances on select fares, saving $290 compared to standard retail pricing ($960).
Which airlines operate between SEA and ICN?
Top airlines flying this corridor include Korean Air, Asiana Airlines, Delta Air Lines, with an average flight duration of 11h 15m.