Singapore Airlines flight SQ 1283: San Francisco - Portland

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 11:30 San Francisco (SFO) 1 13:19 Portland (PDX)
SQ 1283 Non-stop Boeing 737 (73J) 1:49 Effective from 2025-10-26
Codeshare flight, operated by Alaska Airlines.(AS 235)
Thu 11:49 San Francisco (SFO) 1 13:36 Portland (PDX)
SQ 1283 Non-stop Boeing 737-800 (73H) 1:47 Operates only on 2025-05-15
Codeshare flight, operated by Alaska Airlines.(AS 835)
Mon-Fri 11:49 San Francisco (SFO) 1 13:36 Portland (PDX)
SQ 1283 Non-stop Boeing 737 (73J) 1:47 Effective 2025-05-16 through 2025-05-23
Codeshare flight, operated by Alaska Airlines.(AS 835)
Mon 11:49 San Francisco (SFO) 1 13:36 Portland (PDX)
SQ 1283 Non-stop Boeing 737 MAX 9 (7M9) 1:47 Operates only on 2025-05-26
Codeshare flight, operated by Alaska Airlines.(AS 835)
Tue 11:49 San Francisco (SFO) 1 13:36 Portland (PDX)
SQ 1283 Non-stop Boeing 737-800 (73H) 1:47 Operates only on 2025-05-27
Codeshare flight, operated by Alaska Airlines.(AS 835)
Mon-Fri 11:49 San Francisco (SFO) 1 13:36 Portland (PDX)
SQ 1283 Non-stop Boeing 737 (73J) 1:47 Effective 2025-05-28 through 2025-06-11
Codeshare flight, operated by Alaska Airlines.(AS 835)
Daily 11:59 San Francisco (SFO) 1 13:50 Portland (PDX)
SQ 1283 Non-stop Boeing 737 (73J) 1:51 Effective 2025-08-20 through 2025-10-03
Codeshare flight, operated by Alaska Airlines.(AS 835)
Sat 12:00 San Francisco (SFO) 1 13:50 Portland (PDX)
SQ 1283 Non-stop Embraer EMB 175 (E75) 1:50 Valid until 2025-05-10
Codeshare flight, operated by Alaska Airlines.(AS 2236)
Daily 12:03 San Francisco (SFO) 1 13:50 Portland (PDX)
SQ 1283 Non-stop Boeing 737 (73J) 1:47 Effective 2025-06-12 through 2025-06-27
Codeshare flight, operated by Alaska Airlines.(AS 835)
Mon,Fri,Sat 12:03 San Francisco (SFO) 1 13:50 Portland (PDX)
SQ 1283 Non-stop Boeing 737 MAX 9 (7M9) 1:47 Effective 2025-06-28 through 2025-07-04
Codeshare flight, operated by Alaska Airlines.(AS 835)
Tue-Thu,Sat,Sun 12:03 San Francisco (SFO) 1 13:50 Portland (PDX)
SQ 1283 Non-stop Boeing 737 (73J) 1:47 Effective 2025-06-29 through 2025-07-06
Codeshare flight, operated by Alaska Airlines.(AS 835)
Daily 12:03 San Francisco (SFO) 1 13:50 Portland (PDX)
SQ 1283 Non-stop Boeing 737 (73J) 1:47 Effective 2025-07-07 through 2025-07-16
Codeshare flight, operated by Alaska Airlines.(AS 835)
Thu,Sat 12:03 San Francisco (SFO) 1 13:50 Portland (PDX)
SQ 1283 Non-stop Boeing 737 MAX 9 (7M9) 1:47 Effective 2025-07-17 through 2025-07-19
Codeshare flight, operated by Alaska Airlines.(AS 835)
Mon-Fri,Sun 12:03 San Francisco (SFO) 1 13:50 Portland (PDX)
SQ 1283 Non-stop Boeing 737 (73J) 1:47 Effective 2025-07-18 through 2025-07-25
Codeshare flight, operated by Alaska Airlines.(AS 835)
Daily 12:03 San Francisco (SFO) 1 13:50 Portland (PDX)
SQ 1283 Non-stop Boeing 737 (73J) 1:47 Effective 2025-07-26 through 2025-08-04
Codeshare flight, operated by Alaska Airlines.(AS 835)
Tue 12:03 San Francisco (SFO) 1 13:50 Portland (PDX)
SQ 1283 Non-stop Boeing 737 MAX 9 (7M9) 1:47 Operates only on 2025-08-05
Codeshare flight, operated by Alaska Airlines.(AS 835)
Daily 12:03 San Francisco (SFO) 1 13:50 Portland (PDX)
SQ 1283 Non-stop Boeing 737 (73J) 1:47 Effective 2025-08-06 through 2025-08-19
Codeshare flight, operated by Alaska Airlines.(AS 835)
Tue-Thu 12:05 San Francisco (SFO) 1 13:49 Portland (PDX)
SQ 1283 Non-stop Boeing 737 (73J) 1:44 Valid until 2025-05-07
Codeshare flight, operated by Alaska Airlines.(AS 835)
Fri 12:05 San Francisco (SFO) 1 13:49 Portland (PDX)
SQ 1283 Non-stop Boeing 737-800 (73H) 1:44 Operates only on 2025-05-02
Codeshare flight, operated by Alaska Airlines.(AS 835)
Mon,Thu,Fri,Sun 12:05 San Francisco (SFO) 1 13:49 Portland (PDX)
SQ 1283 Non-stop Boeing 737 MAX 9 (7M9) 1:44 Effective 2025-05-04 through 2025-05-09
Codeshare flight, operated by Alaska Airlines.(AS 835)
Tue,Sun 12:05 San Francisco (SFO) 1 13:49 Portland (PDX)
SQ 1283 Non-stop Boeing 737 (73J) 1:44 Effective 2025-05-11 through 2025-05-13
Codeshare flight, operated by Alaska Airlines.(AS 835)
Mon 12:05 San Francisco (SFO) 1 13:49 Portland (PDX)
SQ 1283 Non-stop Boeing 737-800 (73H) 1:44 Operates only on 2025-05-12
Codeshare flight, operated by Alaska Airlines.(AS 835)
Wed 12:05 San Francisco (SFO) 1 13:49 Portland (PDX)
SQ 1283 Non-stop Boeing 737 MAX 9 (7M9) 1:44 Operates only on 2025-05-14
Codeshare flight, operated by Alaska Airlines.(AS 835)
Daily 14:40 San Francisco (SFO) 1 16:28 Portland (PDX)
SQ 1283 Non-stop Boeing 737 (73J) 1:48 Effective 2025-10-04 through 2025-10-25
Codeshare flight, operated by Alaska Airlines.(AS 1302)
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Singapore Airlines flight SQ 1283:
San Francisco - Portland
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Singapore Airlines SQ1283
11:30
San Francisco (SFO) 1

13:19
Portland (PDX)
Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 235)
Duration: 1:49, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1283
11:49
San Francisco (SFO) 1

13:36
Portland (PDX)
Operates only on 2025-05-15
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:47, non-stop
Boeing 737-800 (73H)
Singapore Airlines SQ1283
11:49
San Francisco (SFO) 1

13:36
Portland (PDX)
Effective 2025-05-16 through 2025-05-23
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:47, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1283
11:49
San Francisco (SFO) 1

13:36
Portland (PDX)
Operates only on 2025-05-26
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:47, non-stop
Boeing 737 MAX 9 (7M9)
Singapore Airlines SQ1283
11:49
San Francisco (SFO) 1

13:36
Portland (PDX)
Operates only on 2025-05-27
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:47, non-stop
Boeing 737-800 (73H)
Singapore Airlines SQ1283
11:49
San Francisco (SFO) 1

13:36
Portland (PDX)
Effective 2025-05-28 through 2025-06-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:47, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1283
11:59
San Francisco (SFO) 1

13:50
Portland (PDX)
Effective 2025-08-20 through 2025-10-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:51, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1283
12:00
San Francisco (SFO) 1

13:50
Portland (PDX)
Valid until 2025-05-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 2236)
Duration: 1:50, non-stop
Embraer EMB 175 (E75)
Singapore Airlines SQ1283
12:03
San Francisco (SFO) 1

13:50
Portland (PDX)
Effective 2025-06-12 through 2025-06-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:47, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1283
12:03
San Francisco (SFO) 1

13:50
Portland (PDX)
Effective 2025-06-28 through 2025-07-04
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:47, non-stop
Boeing 737 MAX 9 (7M9)
Singapore Airlines SQ1283
12:03
San Francisco (SFO) 1

13:50
Portland (PDX)
Effective 2025-06-29 through 2025-07-06
Mon
-
Tue
Wed
Thu
Fri
-
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:47, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1283
12:03
San Francisco (SFO) 1

13:50
Portland (PDX)
Effective 2025-07-07 through 2025-07-16
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:47, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1283
12:03
San Francisco (SFO) 1

13:50
Portland (PDX)
Effective 2025-07-17 through 2025-07-19
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:47, non-stop
Boeing 737 MAX 9 (7M9)
Singapore Airlines SQ1283
12:03
San Francisco (SFO) 1

13:50
Portland (PDX)
Effective 2025-07-18 through 2025-07-25
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:47, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1283
12:03
San Francisco (SFO) 1

13:50
Portland (PDX)
Effective 2025-07-26 through 2025-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:47, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1283
12:03
San Francisco (SFO) 1

13:50
Portland (PDX)
Operates only on 2025-08-05
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:47, non-stop
Boeing 737 MAX 9 (7M9)
Singapore Airlines SQ1283
12:03
San Francisco (SFO) 1

13:50
Portland (PDX)
Effective 2025-08-06 through 2025-08-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:47, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1283
12:05
San Francisco (SFO) 1

13:49
Portland (PDX)
Valid until 2025-05-07
Mon
-
Tue
Wed
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:44, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1283
12:05
San Francisco (SFO) 1

13:49
Portland (PDX)
Operates only on 2025-05-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:44, non-stop
Boeing 737-800 (73H)
Singapore Airlines SQ1283
12:05
San Francisco (SFO) 1

13:49
Portland (PDX)
Effective 2025-05-04 through 2025-05-09
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:44, non-stop
Boeing 737 MAX 9 (7M9)
Singapore Airlines SQ1283
12:05
San Francisco (SFO) 1

13:49
Portland (PDX)
Effective 2025-05-11 through 2025-05-13
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:44, non-stop
Boeing 737 (73J)
Singapore Airlines SQ1283
12:05
San Francisco (SFO) 1

13:49
Portland (PDX)
Operates only on 2025-05-12
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:44, non-stop
Boeing 737-800 (73H)
Singapore Airlines SQ1283
12:05
San Francisco (SFO) 1

13:49
Portland (PDX)
Operates only on 2025-05-14
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 835)
Duration: 1:44, non-stop
Boeing 737 MAX 9 (7M9)
Singapore Airlines SQ1283
14:40
San Francisco (SFO) 1

16:28
Portland (PDX)
Effective 2025-10-04 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 1302)
Duration: 1:48, non-stop
Boeing 737 (73J)
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Parallax here SFO-PDX
  • SQ 1283 is a domestic flight departing from the San Francisco airport (SFO) and arriving at Portland airport (PDX).
  • 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 1:44 and 1:51.
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