Singapore Airlines flights from Seattle-Tacoma (SEA) to San Jose (SJC).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Tue,Thu,Sat 09:36 Seattle-Tacoma (SEA) 11:52 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737 MAX 9 (7M9) 2:16 Effective 2024-12-03 through 2024-12-14
Codeshare flight, operated by Alaska Airlines.(AS 1080)
Sun 09:36 Seattle-Tacoma (SEA) 11:52 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737-800 (73H) 2:16 Effective 2024-12-08 through 2024-12-15
Codeshare flight, operated by Alaska Airlines.(AS 1080)
Tue 09:36 Seattle-Tacoma (SEA) 11:52 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737-800 (73H) 2:16 Operates only on 2024-12-17
Codeshare flight, operated by Alaska Airlines.(AS 1080)
Tue,Sun 09:38 Seattle-Tacoma (SEA) 11:55 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737 MAX 9 (7M9) 2:17 Effective 2024-11-24 through 2024-11-26
Codeshare flight, operated by Alaska Airlines.(AS 1080)
Thu 09:38 Seattle-Tacoma (SEA) 11:55 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737 (73J) 2:17 Operates only on 2024-11-28
Codeshare flight, operated by Alaska Airlines.(AS 1080)
Sun 09:38 Seattle-Tacoma (SEA) 11:55 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737-800 (73H) 2:17 Operates only on 2024-12-01
Codeshare flight, operated by Alaska Airlines.(AS 1080)
Tue,Thu,Sat,Sun 09:38 Seattle-Tacoma (SEA) 11:54 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737 (73J) 2:16 Effective 2024-12-19 through 2025-01-05
Codeshare flight, operated by Alaska Airlines.(AS 1080)
Tue,Thu,Sat,Sun 09:55 Seattle-Tacoma (SEA) 12:09 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737 (73J) 2:14 Effective 2025-01-07 through 2025-03-08
Codeshare flight, operated by Alaska Airlines.(AS 1080)
Tue,Thu,Sat,Sun 10:35 Seattle-Tacoma (SEA) 12:48 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737 (73J) 2:13 Effective 2025-03-20 through 2025-03-29
Codeshare flight, operated by Alaska Airlines.(AS 1080)
Sat 11:22 Seattle-Tacoma (SEA) 13:32 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Embraer EMB 175 (E75) 2:10 Effective 2024-11-02 through 2024-11-16
Codeshare flight, operated by Alaska Airlines.(AS 3437)
Sat 11:40 Seattle-Tacoma (SEA) 13:59 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737-900 (739) 2:19 Operates only on 2024-11-23
Codeshare flight, operated by Alaska Airlines.(AS 1085)
Sat 11:40 Seattle-Tacoma (SEA) 13:59 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737 (73J) 2:19 Operates only on 2024-11-30
Codeshare flight, operated by Alaska Airlines.(AS 1085)
Sun 11:45 Seattle-Tacoma (SEA) 13:58 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737-800 (73H) 2:13 Effective 2024-11-03 through 2024-11-17
Codeshare flight, operated by Alaska Airlines.(AS 1085)
Thu,Sun 11:54 Seattle-Tacoma (SEA) 14:08 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737 (73J) 2:14 Effective 2024-10-03 through 2024-10-24
Codeshare flight, operated by Alaska Airlines.(AS 1085)
Sat 11:54 Seattle-Tacoma (SEA) 14:08 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Embraer EMB 175 (E75) 2:14 Effective 2024-10-05 through 2024-10-26
Codeshare flight, operated by Alaska Airlines.(AS 3498)
Sun 11:59 Seattle-Tacoma (SEA) 14:12 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737 MAX 9 (7M9) 2:13 Operates only on 2024-10-27
Codeshare flight, operated by Alaska Airlines.(AS 1085)
Tue,Thu 11:59 Seattle-Tacoma (SEA) 14:12 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737-800 (73H) 2:13 Effective 2024-10-29 through 2024-11-21
Codeshare flight, operated by Alaska Airlines.(AS 1085)
Tue,Thu,Sat,Sun 12:15 Seattle-Tacoma (SEA) 14:29 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737 (73J) 2:14 Effective 2025-03-09 through 2025-03-18
Codeshare flight, operated by Alaska Airlines.(AS 975)
Sat 12:27 Seattle-Tacoma (SEA) 14:41 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Embraer EMB 175 (E75) 2:14 Valid until 2024-09-28
Codeshare flight, operated by Alaska Airlines.(AS 3317)
Sun 12:27 Seattle-Tacoma (SEA) 14:41 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737-900 (739) 2:14 Operates only on 2024-09-01
Codeshare flight, operated by Alaska Airlines.(AS 1085)
Tue,Thu,Sun 12:27 Seattle-Tacoma (SEA) 14:41 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737 (73J) 2:14 Effective 2024-09-03 through 2024-09-19
Codeshare flight, operated by Alaska Airlines.(AS 1085)
Sun 12:27 Seattle-Tacoma (SEA) 14:41 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737-900 (739) 2:14 Operates only on 2024-09-22
Codeshare flight, operated by Alaska Airlines.(AS 1085)
Tue 12:27 Seattle-Tacoma (SEA) 14:41 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737 (73J) 2:14 Operates only on 2024-09-24
Codeshare flight, operated by Alaska Airlines.(AS 1085)
Thu 12:27 Seattle-Tacoma (SEA) 14:41 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737-800 (73H) 2:14 Operates only on 2024-09-26
Codeshare flight, operated by Alaska Airlines.(AS 1085)
Sun 12:43 Seattle-Tacoma (SEA) 14:57 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737 (73J) 2:14 Operates only on 2024-09-29
Codeshare flight, operated by Alaska Airlines.(AS 1085)
Tue,Thu,Sat,Sun 12:45 Seattle-Tacoma (SEA) 14:55 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737 (73J) 2:10 Effective from 2025-03-30
Codeshare flight, operated by Alaska Airlines.(AS 1114)
Tue 12:50 Seattle-Tacoma (SEA) 15:04 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737 (73J) 2:14 Effective 2024-10-01 through 2024-10-15
Codeshare flight, operated by Alaska Airlines.(AS 1085)
Tue 12:50 Seattle-Tacoma (SEA) 15:04 San Jose (SJC) B
Singapore Airlines SQ 1728 Non-stop Boeing 737 MAX 9 (7M9) 2:14 Operates only on 2024-10-22
Codeshare flight, operated by Alaska Airlines.(AS 1085)




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Singapore Airlines flights from Seattle-Tacoma (SEA) to San Jose (SJC).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Singapore Airlines SQ1728
09:36
Seattle-Tacoma (SEA)

11:52
San Jose (SJC) B
Effective 2024-12-03 through 2024-12-14
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1080)
Duration: 2:16, non-stop
Boeing 737 MAX 9 (7M9)
Singapore Airlines SQ1728
09:36
Seattle-Tacoma (SEA)

11:52
San Jose (SJC) B
Effective 2024-12-08 through 2024-12-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1080)
Duration: 2:16, non-stop
Boeing 737-800 (73H)
Singapore Airlines SQ1728
09:36
Seattle-Tacoma (SEA)

11:52
San Jose (SJC) B
Operates only on 2024-12-17
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1080)
Duration: 2:16, non-stop
Boeing 737-800 (73H)
Singapore Airlines SQ1728
09:38
Seattle-Tacoma (SEA)

11:55
San Jose (SJC) B
Effective 2024-11-24 through 2024-11-26
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1080)
Duration: 2:17, non-stop
Boeing 737 MAX 9 (7M9)
Singapore Airlines SQ1728
09:38
Seattle-Tacoma (SEA)

11:55
San Jose (SJC) B
Operates only on 2024-11-28
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1080)
Duration: 2:17, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1728
09:38
Seattle-Tacoma (SEA)

11:55
San Jose (SJC) B
Operates only on 2024-12-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1080)
Duration: 2:17, non-stop
Boeing 737-800 (73H)
Singapore Airlines SQ1728
09:38
Seattle-Tacoma (SEA)

11:54
San Jose (SJC) B
Effective 2024-12-19 through 2025-01-05
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1080)
Duration: 2:16, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1728
09:55
Seattle-Tacoma (SEA)

12:09
San Jose (SJC) B
Effective 2025-01-07 through 2025-03-08
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1080)
Duration: 2:14, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1728
10:35
Seattle-Tacoma (SEA)

12:48
San Jose (SJC) B
Effective 2025-03-20 through 2025-03-29
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1080)
Duration: 2:13, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1728
11:22
Seattle-Tacoma (SEA)

13:32
San Jose (SJC) B
Effective 2024-11-02 through 2024-11-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 3437)
Duration: 2:10, non-stop
Embraer EMB 175 (E75)
Singapore Airlines SQ1728
11:40
Seattle-Tacoma (SEA)

13:59
San Jose (SJC) B
Operates only on 2024-11-23
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1085)
Duration: 2:19, non-stop
Boeing 737-900 (739)
Singapore Airlines SQ1728
11:40
Seattle-Tacoma (SEA)

13:59
San Jose (SJC) B
Operates only on 2024-11-30
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1085)
Duration: 2:19, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1728
11:45
Seattle-Tacoma (SEA)

13:58
San Jose (SJC) B
Effective 2024-11-03 through 2024-11-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1085)
Duration: 2:13, non-stop
Boeing 737-800 (73H)
Singapore Airlines SQ1728
11:54
Seattle-Tacoma (SEA)

14:08
San Jose (SJC) B
Effective 2024-10-03 through 2024-10-24
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1085)
Duration: 2:14, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1728
11:54
Seattle-Tacoma (SEA)

14:08
San Jose (SJC) B
Effective 2024-10-05 through 2024-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 3498)
Duration: 2:14, non-stop
Embraer EMB 175 (E75)
Singapore Airlines SQ1728
11:59
Seattle-Tacoma (SEA)

14:12
San Jose (SJC) B
Operates only on 2024-10-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1085)
Duration: 2:13, non-stop
Boeing 737 MAX 9 (7M9)
Singapore Airlines SQ1728
11:59
Seattle-Tacoma (SEA)

14:12
San Jose (SJC) B
Effective 2024-10-29 through 2024-11-21
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1085)
Duration: 2:13, non-stop
Boeing 737-800 (73H)
Singapore Airlines SQ1728
12:15
Seattle-Tacoma (SEA)

14:29
San Jose (SJC) B
Effective 2025-03-09 through 2025-03-18
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 975)
Duration: 2:14, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1728
12:27
Seattle-Tacoma (SEA)

14:41
San Jose (SJC) B
Valid until 2024-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 3317)
Duration: 2:14, non-stop
Embraer EMB 175 (E75)
Singapore Airlines SQ1728
12:27
Seattle-Tacoma (SEA)

14:41
San Jose (SJC) B
Operates only on 2024-09-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1085)
Duration: 2:14, non-stop
Boeing 737-900 (739)
Singapore Airlines SQ1728
12:27
Seattle-Tacoma (SEA)

14:41
San Jose (SJC) B
Effective 2024-09-03 through 2024-09-19
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1085)
Duration: 2:14, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1728
12:27
Seattle-Tacoma (SEA)

14:41
San Jose (SJC) B
Operates only on 2024-09-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1085)
Duration: 2:14, non-stop
Boeing 737-900 (739)
Singapore Airlines SQ1728
12:27
Seattle-Tacoma (SEA)

14:41
San Jose (SJC) B
Operates only on 2024-09-24
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1085)
Duration: 2:14, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1728
12:27
Seattle-Tacoma (SEA)

14:41
San Jose (SJC) B
Operates only on 2024-09-26
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1085)
Duration: 2:14, non-stop
Boeing 737-800 (73H)
Singapore Airlines SQ1728
12:43
Seattle-Tacoma (SEA)

14:57
San Jose (SJC) B
Operates only on 2024-09-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1085)
Duration: 2:14, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1728
12:45
Seattle-Tacoma (SEA)

14:55
San Jose (SJC) B
Effective from 2025-03-30
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1114)
Duration: 2:10, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1728
12:50
Seattle-Tacoma (SEA)

15:04
San Jose (SJC) B
Effective 2024-10-01 through 2024-10-15
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1085)
Duration: 2:14, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1728
12:50
Seattle-Tacoma (SEA)

15:04
San Jose (SJC) B
Operates only on 2024-10-22
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1085)
Duration: 2:14, non-stop
Boeing 737 MAX 9 (7M9)
  • A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at San Jose airport (SJC).
  • 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 2:10 and 2:19.
All SEA-SJC flights
All Singapore Airlines flights
Return (SJC-SEA) flights
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