ICN RKSI → SEA KSEA

Incheon International Airport → Seattle–Tacoma International Airport

🇰🇷 Seoul, KR → 🇺🇸 Seattle, US

Departure Airport

Incheon International Airport

ICAO Code:: RKSI
IATA Code:: ICN
City:: 🇰🇷 Seoul
Country:: KR
Elevation:: 23 ft

Destination Airport

Seattle–Tacoma International Airport

ICAO Code:: KSEA
IATA Code:: SEA
City:: 🇺🇸 Seattle
Country:: US
Elevation:: 433 ft

4

Operators

2

Daily Flights

5217

Miles

9h 34m

Flight Duration

Route Map

Operating Airlines

Asiana ICAO: AAR • IATA: OZ

Hawaiian Airlines ICAO: HAL • IATA: HA

Korean Air ICAO: KAL • IATA: KE

Delta Air Lines ICAO: DAL • IATA: DL

Airline	ICAO	IATA
Asiana	`AAR`	`OZ`
Hawaiian Airlines	`HAL`	`HA`
Korean Air	`KAL`	`KE`
Delta Air Lines	`DAL`	`DL`

Flight Schedule Pattern

Day	Flights Observed	Frequency
Monday	9	24%
Tuesday	5	14%
Wednesday	3	8%
Thursday	7	19%
Friday	0	0%
Saturday	5	14%
Sunday	8	22%

Pattern Analysis

2 Daily Flights:

AAR272 HAL872

Data Points: 37
API observations used to build this analysis

Weekdays: 24 flights
Weekend: 13 flights

Business Route More active on weekdays

All Flight Routes

4 Routes

Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.

Airline	Flight Numbers	Aircraft Type	Typical Time	Days Active	Last Seen	Status
Asiana `AAR` / `OZ`	AAR272	B77L	21:00 9:00 PM (Representative)	M T W T F S S	Dec 9, 2025	Active
Delta Air Lines `DAL` / `DL`	-	A359	-	M T W T F S S	Sep 13, 2025	Active
Hawaiian Airlines `HAL` / `HA`	HAL872	B789	20:35 8:35 PM (Representative)	M T W T F S S	Dec 8, 2025	Active
Korean Air `KAL` / `KE`	-	B789	-	M T W T F S S	Oct 29, 2025	Active

Total Routes: 4

Active Routes: 4

Unique Airlines: 4

Aircraft Types: 4

Spotted Departure Times

Departure Time	Operator	ICAO	IATA
20:35 8:35 PM	Hawaiian Airlines	`HAL`	`HA`
21:00 9:00 PM	Asiana	`AAR`	`OZ`

Time Information

Times are shown in the departure airport's local timezone (RKSI - Asia/Seoul).

Total Departure Times: 2

Time Range:
20:35 - 21:00

These are typical departure times observed from actual flights. Times may vary by season and schedule changes.