Singapore Airlines flight SQ 1284: Portland - San Francisco

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 17:30 Portland (PDX) 19:19 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737 (73J) 1:49 Effective 2025-10-04 through 2025-10-25
Codeshare flight, operated by Alaska Airlines.(AS 1295)
Mon-Thu,Sat 17:50 Portland (PDX) 19:40 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737-800 (73H) 1:50 Valid until 2025-05-06
Codeshare flight, operated by Alaska Airlines.(AS 1295)
Fri 17:50 Portland (PDX) 19:40 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737 (73J) 1:50 Valid until 2025-05-02
Codeshare flight, operated by Alaska Airlines.(AS 1295)
Wed,Fri 17:50 Portland (PDX) 19:40 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737 (73J) 1:50 Effective 2025-05-07 through 2025-05-09
Codeshare flight, operated by Alaska Airlines.(AS 1295)
Mon-Thu,Sat 17:50 Portland (PDX) 19:40 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737-800 (73H) 1:50 Effective 2025-05-08 through 2025-05-14
Codeshare flight, operated by Alaska Airlines.(AS 1295)
Daily 17:55 Portland (PDX) 19:45 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737 (73J) 1:50 Effective 2025-05-15 through 2025-05-24
Codeshare flight, operated by Alaska Airlines.(AS 1295)
Sun 17:55 Portland (PDX) 19:45 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737 MAX 9 (7M9) 1:50 Operates only on 2025-05-25
Codeshare flight, operated by Alaska Airlines.(AS 1295)
Mon 17:55 Portland (PDX) 19:45 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737-800 (73H) 1:50 Operates only on 2025-05-26
Codeshare flight, operated by Alaska Airlines.(AS 1295)
Daily 17:55 Portland (PDX) 19:45 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737 (73J) 1:50 Effective 2025-05-27 through 2025-06-11
Codeshare flight, operated by Alaska Airlines.(AS 1295)
Thu 17:55 Portland (PDX) 19:48 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737 (73J) 1:53 Operates only on 2025-06-12
Codeshare flight, operated by Alaska Airlines.(AS 1295)
Daily 17:55 Portland (PDX) 19:48 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737-800 (73H) 1:53 Effective 2025-06-13 through 2025-06-26
Codeshare flight, operated by Alaska Airlines.(AS 1295)
Fri 17:55 Portland (PDX) 19:48 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737 (73J) 1:53 Operates only on 2025-06-27
Codeshare flight, operated by Alaska Airlines.(AS 1295)
Mon-Thu,Sat,Sun 17:55 Portland (PDX) 19:48 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737-800 (73H) 1:53 Effective 2025-06-28 through 2025-07-10
Codeshare flight, operated by Alaska Airlines.(AS 1295)
Daily 17:55 Portland (PDX) 19:48 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737-800 (73H) 1:53 Effective 2025-07-11 through 2025-08-19
Codeshare flight, operated by Alaska Airlines.(AS 1295)
Mon-Fri,Sun 17:55 Portland (PDX) 19:49 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737 (73J) 1:54 Effective 2025-08-20 through 2025-10-03
Codeshare flight, operated by Alaska Airlines.(AS 1295)
Daily 21:50 Portland (PDX) 23:40 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737 (73J) 1:50 Effective 2025-11-01 through 2025-11-20
Codeshare flight, operated by Alaska Airlines.(AS 520)
Daily 21:50 Portland (PDX) 23:40 San Francisco (SFO) 1
SQ 1284 Non-stop Embraer EMB 175 (E75) 1:50 Effective 2025-11-21 through 2025-12-01
Codeshare flight, operated by Alaska Airlines.(AS 2243)
Daily 21:50 Portland (PDX) 23:40 San Francisco (SFO) 1
SQ 1284 Non-stop Boeing 737 (73J) 1:50 Effective from 2025-12-02
Codeshare flight, operated by Alaska Airlines.(AS 520)
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Singapore Airlines flight SQ 1284:
Portland - San Francisco
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Singapore Airlines SQ1284
17:30
Portland (PDX)

19:19
San Francisco (SFO) 1
Effective 2025-10-04 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1295)
Duration: 1:49, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1284
17:50
Portland (PDX)

19:40
San Francisco (SFO) 1
Valid until 2025-05-06
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1295)
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Singapore Airlines SQ1284
17:50
Portland (PDX)

19:40
San Francisco (SFO) 1
Valid until 2025-05-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1295)
Duration: 1:50, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1284
17:50
Portland (PDX)

19:40
San Francisco (SFO) 1
Effective 2025-05-07 through 2025-05-09
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1295)
Duration: 1:50, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1284
17:50
Portland (PDX)

19:40
San Francisco (SFO) 1
Effective 2025-05-08 through 2025-05-14
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1295)
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Singapore Airlines SQ1284
17:55
Portland (PDX)

19:45
San Francisco (SFO) 1
Effective 2025-05-15 through 2025-05-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1295)
Duration: 1:50, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1284
17:55
Portland (PDX)

19:45
San Francisco (SFO) 1
Operates only on 2025-05-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1295)
Duration: 1:50, non-stop
Boeing 737 MAX 9 (7M9)
Singapore Airlines SQ1284
17:55
Portland (PDX)

19:45
San Francisco (SFO) 1
Operates only on 2025-05-26
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1295)
Duration: 1:50, non-stop
Boeing 737-800 (73H)
Singapore Airlines SQ1284
17:55
Portland (PDX)

19:45
San Francisco (SFO) 1
Effective 2025-05-27 through 2025-06-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1295)
Duration: 1:50, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1284
17:55
Portland (PDX)

19:48
San Francisco (SFO) 1
Operates only on 2025-06-12
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1295)
Duration: 1:53, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1284
17:55
Portland (PDX)

19:48
San Francisco (SFO) 1
Effective 2025-06-13 through 2025-06-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1295)
Duration: 1:53, non-stop
Boeing 737-800 (73H)
Singapore Airlines SQ1284
17:55
Portland (PDX)

19:48
San Francisco (SFO) 1
Operates only on 2025-06-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 1295)
Duration: 1:53, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1284
17:55
Portland (PDX)

19:48
San Francisco (SFO) 1
Effective 2025-06-28 through 2025-07-10
Mon
Tue
Wed
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1295)
Duration: 1:53, non-stop
Boeing 737-800 (73H)
Singapore Airlines SQ1284
17:55
Portland (PDX)

19:48
San Francisco (SFO) 1
Effective 2025-07-11 through 2025-08-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1295)
Duration: 1:53, non-stop
Boeing 737-800 (73H)
Singapore Airlines SQ1284
17:55
Portland (PDX)

19:49
San Francisco (SFO) 1
Effective 2025-08-20 through 2025-10-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1295)
Duration: 1:54, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1284
21:50
Portland (PDX)

23:40
San Francisco (SFO) 1
Effective 2025-11-01 through 2025-11-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 520)
Duration: 1:50, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1284
21:50
Portland (PDX)

23:40
San Francisco (SFO) 1
Effective 2025-11-21 through 2025-12-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 2243)
Duration: 1:50, non-stop
Embraer EMB 175 (E75)
Singapore Airlines SQ1284
21:50
Portland (PDX)

23:40
San Francisco (SFO) 1
Effective from 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 520)
Duration: 1:50, non-stop
Boeing 737 (73J)
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Parallax here PDX-SFO
  • SQ 1284 is a domestic flight departing from the Portland airport (PDX) and arriving at San Francisco airport (SFO).
  • The flight distance is 550 miles, or 886 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 1:49 and 1:54.
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