Flights Seattle → Seoul
SEA → ICN
Route overview
The flight route connects Seattle with Seoul, operating with a mix of aircraft including the Boeing 777-200, Boeing 777-300ER, and Airbus A330-300. The destination airport in Seoul sees over seventeen million passengers annually, underscoring its significance as a major hub for air travel.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Seattle (SEA) → Seoul (ICN) route is operated by Delta Air Lines, United Airlines. FlightGuard's average computed risk is 13.6/100 (low), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Seoul the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Seattle the average ATFM delay is 2.0 minutes.
Heading to Seoul: what to expect in this direction
Flying from Seattle (SEA) to Seoul (ICN) heads north-west for about 8,373 km, a flight time of roughly 10h 53m.
Air-traffic congestion: departing Seattle the average ATFM delay is 2.0 min (atfm); arriving into Seoul it is 2.0 min (atfm).
Route facts
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Delta Air Lines (DL) | 80% | 8 min | 1.8% |
| United Airlines (UA) | 74% | 10 min | 6.9% |
Airlines operating SEA-ICN
Airports
Frequently asked questions about SEA-ICN
Route-specific punctuality data isn't available yet. Check your flight on FlightGuard for a real-time analysis.
The cancellation rate varies by airline and season. Check your flight risk for an up-to-date estimate.
The route is operated by 2 airlines: Delta Air Lines, United Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Seoul, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
