Korean Air flights from San Jose (SJC) to Seattle-Tacoma (SEA).

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 06:15 San Jose (SJC) A 08:50 Seattle-Tacoma (SEA)
Korean Air KE 3086 Non-stop Embraer EMB 175 (E7W) 2:35 Effective 2025-12-20 through 2026-01-05
Codeshare flight, operated by Delta Air Lines.(DL 3724)
Daily 06:29 San Jose (SJC) A 08:55 Seattle-Tacoma (SEA)
Korean Air KE 3086 Non-stop Embraer EMB 175 (E7W) 2:26 Valid until 2025-05-06
Codeshare flight, operated by Delta Air Lines.(DL 4088)
Daily 07:18 San Jose (SJC) A 09:45 Seattle-Tacoma (SEA)
Korean Air KE 3086 Non-stop Embraer EMB 175 (E7W) 2:27 Effective 2025-06-08 through 2025-07-06
Codeshare flight, operated by Delta Air Lines.(DL 4041)
Daily 07:20 San Jose (SJC) A 09:48 Seattle-Tacoma (SEA)
Korean Air KE 3086 Non-stop Embraer EMB 175 (E7W) 2:28 Effective 2025-07-07 through 2025-09-07
Codeshare flight, operated by Delta Air Lines.(DL 4041)
Daily 07:20 San Jose (SJC) A 09:52 Seattle-Tacoma (SEA)
Korean Air KE 3086 Non-stop Embraer EMB 175 (E7W) 2:32 Effective 2025-09-08 through 2025-12-19
Codeshare flight, operated by Delta Air Lines.(DL 4041)
Daily 07:20 San Jose (SJC) A 09:50 Seattle-Tacoma (SEA)
Korean Air KE 3086 Non-stop Embraer EMB 175 (E7W) 2:30 Effective from 2026-01-06
Codeshare flight, operated by Delta Air Lines.(DL 4041)
Daily 07:23 San Jose (SJC) A 09:50 Seattle-Tacoma (SEA)
Korean Air KE 3086 Non-stop Embraer EMB 175 (E7W) 2:27 Effective 2025-05-07 through 2025-06-07
Codeshare flight, operated by Delta Air Lines.(DL 4114)
Daily 06:15 San Jose (SJC) B 08:37 Seattle-Tacoma (SEA)
Korean Air KE 6034 Non-stop Boeing 737 (73J) 2:22 Effective 2025-08-20 through 2025-10-03
Codeshare flight, operated by Alaska Airlines.(AS 1314)
Daily 08:10 San Jose (SJC) B 10:21 Seattle-Tacoma (SEA)
Korean Air KE 6034 Non-stop Boeing 737 (73J) 2:11 Effective 2025-10-26 through 2025-11-01
Codeshare flight, operated by Alaska Airlines.(AS 762)
Thu 06:45 San Jose (SJC) B 09:02 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 (73J) 2:17 Operates only on 2025-05-15
Codeshare flight, operated by Alaska Airlines.(AS 1079)
Mon-Fri,Sun 06:45 San Jose (SJC) B 09:02 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737-800 (73H) 2:17 Effective 2025-05-16 through 2025-06-11
Codeshare flight, operated by Alaska Airlines.(AS 1079)
Thu 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737-800 (73H) 2:12 Operates only on 2025-06-12
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Mon,Tue,Thu,Fri,Sun 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 (73J) 2:12 Effective 2025-06-13 through 2025-06-19
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Wed,Fri 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 MAX 9 (7M9) 2:12 Effective 2025-06-18 through 2025-06-27
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Sun 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737-800 (73H) 2:12 Effective 2025-06-22 through 2025-06-29
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Mon,Tue,Thu 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 (73J) 2:12 Effective 2025-06-23 through 2025-06-30
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Tue 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 MAX 9 (7M9) 2:12 Effective 2025-07-01 through 2025-07-08
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Mon,Wed-Fri,Sun 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 (73J) 2:12 Effective 2025-07-02 through 2025-07-13
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Mon,Tue,Thu 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 MAX 9 (7M9) 2:12 Effective 2025-07-14 through 2025-07-17
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Mon,Wed 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 (73J) 2:12 Effective 2025-07-16 through 2025-07-21
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Tue,Wed,Fri,Sun 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737-800 (73H) 2:12 Effective 2025-07-18 through 2025-07-25
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Mon,Thu,Sun 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 (73J) 2:12 Effective 2025-07-24 through 2025-08-07
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Tue,Wed 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737-800 (73H) 2:12 Effective 2025-07-29 through 2025-08-06
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Fri 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 MAX 9 (7M9) 2:12 Operates only on 2025-08-01
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Tue,Fri,Sun 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 (73J) 2:12 Effective 2025-08-08 through 2025-08-17
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Mon,Thu 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 MAX 9 (7M9) 2:12 Effective 2025-08-11 through 2025-08-14
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Tue,Wed 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737-800 (73H) 2:12 Effective 2025-08-13 through 2025-08-19
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Mon 07:03 San Jose (SJC) B 09:15 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 (73J) 2:12 Operates only on 2025-08-18
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Daily 08:10 San Jose (SJC) B 10:21 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 (73J) 2:11 Effective 2025-10-04 through 2025-10-25
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Mon-Fri,Sun 08:20 San Jose (SJC) B 10:39 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 (73J) 2:19 Effective 2025-08-20 through 2025-10-03
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Mon-Wed,Fri,Sun 08:24 San Jose (SJC) B 10:40 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 (73J) 2:16 Valid until 2025-05-04
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Thu 08:24 San Jose (SJC) B 10:40 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737-800 (73H) 2:16 Valid until 2025-05-01
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Mon 08:24 San Jose (SJC) B 10:40 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 MAX 9 (7M9) 2:16 Operates only on 2025-05-05
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Tue-Fri,Sun 08:24 San Jose (SJC) B 10:40 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737 (73J) 2:16 Effective 2025-05-06 through 2025-05-13
Codeshare flight, operated by Alaska Airlines.(AS 1193)
Mon,Wed 08:24 San Jose (SJC) B 10:40 Seattle-Tacoma (SEA)
Korean Air KE 6128 Non-stop Boeing 737-800 (73H) 2:16 Effective 2025-05-12 through 2025-05-14
Codeshare flight, operated by Alaska Airlines.(AS 1193)
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Korean Air flights from San Jose (SJC) to Seattle-Tacoma (SEA).
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Effective 2025-12-20 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 3724)
Duration: 2:35, non-stop
Embraer EMB 175 (E7W)

Valid until 2025-05-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4088)
Duration: 2:26, non-stop
Embraer EMB 175 (E7W)

Effective 2025-06-08 through 2025-07-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4041)
Duration: 2:27, non-stop
Embraer EMB 175 (E7W)

Effective 2025-07-07 through 2025-09-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4041)
Duration: 2:28, non-stop
Embraer EMB 175 (E7W)

Effective 2025-09-08 through 2025-12-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4041)
Duration: 2:32, non-stop
Embraer EMB 175 (E7W)

Effective from 2026-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4041)
Duration: 2:30, non-stop
Embraer EMB 175 (E7W)

Effective 2025-05-07 through 2025-06-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Delta Air Lines. (DL 4114)
Duration: 2:27, non-stop
Embraer EMB 175 (E7W)

Effective 2025-08-20 through 2025-10-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1314)
Duration: 2:22, non-stop
Boeing 737 (73J)

Effective 2025-10-26 through 2025-11-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 762)
Duration: 2:11, non-stop
Boeing 737 (73J)

Operates only on 2025-05-15
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1079)
Duration: 2:17, non-stop
Boeing 737 (73J)

Effective 2025-05-16 through 2025-06-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1079)
Duration: 2:17, non-stop
Boeing 737-800 (73H)

Operates only on 2025-06-12
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737-800 (73H)

Effective 2025-06-13 through 2025-06-19
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737 (73J)

Effective 2025-06-18 through 2025-06-27
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-06-22 through 2025-06-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737-800 (73H)

Effective 2025-06-23 through 2025-06-30
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737 (73J)

Effective 2025-07-01 through 2025-07-08
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-07-02 through 2025-07-13
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737 (73J)

Effective 2025-07-14 through 2025-07-17
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-07-16 through 2025-07-21
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737 (73J)

Effective 2025-07-18 through 2025-07-25
Mon
-
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737-800 (73H)

Effective 2025-07-24 through 2025-08-07
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737 (73J)

Effective 2025-07-29 through 2025-08-06
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737-800 (73H)

Operates only on 2025-08-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-08-08 through 2025-08-17
Mon
-
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737 (73J)

Effective 2025-08-11 through 2025-08-14
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-08-13 through 2025-08-19
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737-800 (73H)

Operates only on 2025-08-18
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:12, non-stop
Boeing 737 (73J)

Effective 2025-10-04 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:11, non-stop
Boeing 737 (73J)

Effective 2025-08-20 through 2025-10-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:19, non-stop
Boeing 737 (73J)

Valid until 2025-05-04
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:16, non-stop
Boeing 737 (73J)

Valid until 2025-05-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:16, non-stop
Boeing 737-800 (73H)

Operates only on 2025-05-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:16, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2025-05-06 through 2025-05-13
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:16, non-stop
Boeing 737 (73J)

Effective 2025-05-12 through 2025-05-14
Mon
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1193)
Duration: 2:16, non-stop
Boeing 737-800 (73H)
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  • A domestic route departing from the San Jose airport (SJC) and arriving at Seattle-Tacoma airport (SEA).
  • The flight distance is 697 miles, or 1122 km.
  • The timezone of both the departure and the arrival airports is UTC-8 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 2:11 and 2:35.