Singapore Airlines flight SQ 1550: San Francisco - Boston Logan

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Wed 06:55 San Francisco (SFO) 1 15:40 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:45 Effective 2026-06-10 through 2026-06-17
Codeshare flight, operated by JetBlue.(B6 434)
Daily 06:55 San Francisco (SFO) 1 15:40 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:45 Effective 2026-06-22 through 2026-09-08
Codeshare flight, operated by JetBlue.(B6 434)
Mon-Fri,Sun 07:10 San Francisco (SFO) 1 15:57 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:47 Effective 2026-09-09 through 2026-10-23
Codeshare flight, operated by JetBlue.(B6 434)
Sun 08:15 San Francisco (SFO) 1 16:47 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:32 Operates only on 2026-10-25
Codeshare flight, operated by JetBlue.(B6 434)
Daily 11:45 San Francisco (SFO) 1 20:19 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:34 Effective from 2026-10-26
Codeshare flight, operated by JetBlue.(B6 1734)
Mon-Wed,Fri,Sun 12:15 San Francisco (SFO) 1 20:53 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:38 Effective 2026-02-06 through 2026-02-11
Codeshare flight, operated by JetBlue.(B6 1734)
Mon-Fri,Sun 12:20 San Francisco (SFO) 1 20:58 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:38 Effective 2026-01-06 through 2026-02-05
Codeshare flight, operated by JetBlue.(B6 1734)
Sat 13:50 San Francisco (SFO) 1 22:29 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A321neo (32Q) 5:39 Operates only on 2026-01-10
Codeshare flight, operated by JetBlue.(B6 2634)
Daily 14:10 San Francisco (SFO) 1 22:51 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:41 Effective 2026-04-29 through 2026-06-09
Codeshare flight, operated by JetBlue.(B6 734Z)
Mon,Tue,Thu-Sun 14:10 San Francisco (SFO) 1 22:51 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:41 Effective 2026-06-11 through 2026-06-21
Codeshare flight, operated by JetBlue.(B6 734Z)
Sat 14:55 San Francisco (SFO) 1 23:58 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 6:03 Effective 2026-09-12 through 2026-10-24
Codeshare flight, operated by JetBlue.(B6 1634)
Mon 20:40 San Francisco (SFO) 1 05:11 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:31 Operates only on 2026-01-05
Codeshare flight, operated by JetBlue.(B6 734)
The flight arrives 1 day after departure.
Daily 20:41 San Francisco (SFO) 1 05:12 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:31 Effective 2026-02-12 through 2026-03-06
Codeshare flight, operated by JetBlue.(B6 734)
The flight arrives 1 day after departure.
Sat 20:41 San Francisco (SFO) 1 06:12 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:31 Operates only on 2026-03-07
Codeshare flight, operated by JetBlue.(B6 734)
The flight arrives 1 day after departure.
Mon-Wed,Sun 20:41 San Francisco (SFO) 1 05:12 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:31 Effective 2026-03-08 through 2026-03-11
Codeshare flight, operated by JetBlue.(B6 734)
The flight arrives 1 day after departure.
Daily 20:44 San Francisco (SFO) 1 05:15 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:31 Valid until 2026-01-04
Codeshare flight, operated by JetBlue.(B6 734)
The flight arrives 1 day after departure.
Daily 20:45 San Francisco (SFO) 1 05:16 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:31 Effective 2026-03-12 through 2026-03-30
Codeshare flight, operated by JetBlue.(B6 734)
The flight arrives 1 day after departure.
Daily 20:45 San Francisco (SFO) 1 05:27 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:42 Effective 2026-03-31 through 2026-04-13
Codeshare flight, operated by JetBlue.(B6 734)
The flight arrives 1 day after departure.
Daily 21:30 San Francisco (SFO) 1 06:03 Boston Logan (BOS) C
SQ 1550 Non-stop Airbus A318/319/320/321 (32S) 5:33 Effective 2026-04-14 through 2026-04-28
Codeshare flight, operated by JetBlue.(B6 734)
The flight arrives 1 day after departure.
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Singapore Airlines flight SQ 1550:
San Francisco - Boston Logan
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Singapore Airlines SQ1550
06:55
San Francisco (SFO) 1

15:40
Boston Logan (BOS) C
Effective 2026-06-10 through 2026-06-17
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by JetBlue. (B6 434)
Duration: 5:45, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
Singapore Airlines SQ1550
06:55
San Francisco (SFO) 1

15:40
Boston Logan (BOS) C
Effective 2026-06-22 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 434)
Duration: 5:45, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
Singapore Airlines SQ1550
07:10
San Francisco (SFO) 1

15:57
Boston Logan (BOS) C
Effective 2026-09-09 through 2026-10-23
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 434)
Duration: 5:47, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
Singapore Airlines SQ1550
08:15
San Francisco (SFO) 1

16:47
Boston Logan (BOS) C
Operates only on 2026-10-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 434)
Duration: 5:32, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
Singapore Airlines SQ1550
11:45
San Francisco (SFO) 1

20:19
Boston Logan (BOS) C
Effective from 2026-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 1734)
Duration: 5:34, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
Singapore Airlines SQ1550
12:15
San Francisco (SFO) 1

20:53
Boston Logan (BOS) C
Effective 2026-02-06 through 2026-02-11
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 1734)
Duration: 5:38, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
Singapore Airlines SQ1550
12:20
San Francisco (SFO) 1

20:58
Boston Logan (BOS) C
Effective 2026-01-06 through 2026-02-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 1734)
Duration: 5:38, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
Singapore Airlines SQ1550
13:50
San Francisco (SFO) 1

22:29
Boston Logan (BOS) C
Operates only on 2026-01-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 2634)
Duration: 5:39, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
Singapore Airlines SQ1550
14:10
San Francisco (SFO) 1

22:51
Boston Logan (BOS) C
Effective 2026-04-29 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue.(B6 734Z)
Duration: 5:41, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
Singapore Airlines SQ1550
14:10
San Francisco (SFO) 1

22:51
Boston Logan (BOS) C
Effective 2026-06-11 through 2026-06-21
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue.(B6 734Z)
Duration: 5:41, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
Singapore Airlines SQ1550
14:55
San Francisco (SFO) 1

23:58
Boston Logan (BOS) C
Effective 2026-09-12 through 2026-10-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 1634)
Duration: 6:03, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
Singapore Airlines SQ1550
20:40
San Francisco (SFO) 1

05:11(+1)
Boston Logan (BOS) C
Operates only on 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by JetBlue. (B6 734)
Duration: 5:31, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Singapore Airlines SQ1550
20:41
San Francisco (SFO) 1

05:12(+1)
Boston Logan (BOS) C
Effective 2026-02-12 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 734)
Duration: 5:31, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Singapore Airlines SQ1550
20:41
San Francisco (SFO) 1

06:12(+1)
Boston Logan (BOS) C
Operates only on 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 734)
Duration: 5:31, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Singapore Airlines SQ1550
20:41
San Francisco (SFO) 1

05:12(+1)
Boston Logan (BOS) C
Effective 2026-03-08 through 2026-03-11
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 734)
Duration: 5:31, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Singapore Airlines SQ1550
20:44
San Francisco (SFO) 1

05:15(+1)
Boston Logan (BOS) C
Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 734)
Duration: 5:31, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Singapore Airlines SQ1550
20:45
San Francisco (SFO) 1

05:16(+1)
Boston Logan (BOS) C
Effective 2026-03-12 through 2026-03-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 734)
Duration: 5:31, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Singapore Airlines SQ1550
20:45
San Francisco (SFO) 1

05:27(+1)
Boston Logan (BOS) C
Effective 2026-03-31 through 2026-04-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 734)
Duration: 5:42, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
Singapore Airlines SQ1550
21:30
San Francisco (SFO) 1

06:03(+1)
Boston Logan (BOS) C
Effective 2026-04-14 through 2026-04-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 734)
Duration: 5:33, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
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  • SQ 1550 is a domestic flight departing from the San Francisco airport (SFO) and arriving at Boston Logan airport (BOS).
  • The flight distance is 2695 miles, or 4338 km.
  • The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-5 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 5:31 and 6:03.
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