Singapore Airlines flights from Boston Logan (BOS) to San Francisco (SFO).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 07:00 Boston Logan (BOS) B 10:52 San Francisco (SFO) 1
Singapore Airlines SQ 1349 Non-stop Boeing 737 (73J) 6:52 Effective from 2025-05-15
Codeshare flight, operated by Alaska Airlines.(AS 308)
Daily 18:20 Boston Logan (BOS) B 22:12 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737 (73J) 6:52 Effective from 2025-02-13
Codeshare flight, operated by Alaska Airlines.(AS 356)
Daily 18:30 Boston Logan (BOS) B 22:05 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737-800 (73H) 6:35 Valid until 2024-09-30
Codeshare flight, operated by Alaska Airlines.(AS 357)
Mon-Fri 18:30 Boston Logan (BOS) B 22:08 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737 (73J) 6:38 Effective 2024-10-28 through 2024-11-01
Codeshare flight, operated by Alaska Airlines.(AS 357)
Mon 18:30 Boston Logan (BOS) B 22:08 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737 MAX 9 (7M9) 6:38 Effective 2024-11-04 through 2024-11-11
Codeshare flight, operated by Alaska Airlines.(AS 357)
Tue-Fri 18:30 Boston Logan (BOS) B 22:08 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737 (73J) 6:38 Effective 2024-11-05 through 2024-11-13
Codeshare flight, operated by Alaska Airlines.(AS 357)
Mon,Thu 18:30 Boston Logan (BOS) B 22:08 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737 MAX 9 (7M9) 6:38 Effective 2024-11-14 through 2024-11-18
Codeshare flight, operated by Alaska Airlines.(AS 357)
Tue-Fri 18:30 Boston Logan (BOS) B 22:08 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737 (73J) 6:38 Effective 2024-11-15 through 2024-11-21
Codeshare flight, operated by Alaska Airlines.(AS 357)
Sun 18:39 Boston Logan (BOS) B 22:17 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737-800 (73H) 6:38 Operates only on 2024-10-27
Codeshare flight, operated by Alaska Airlines.(AS 357)
Sun 18:39 Boston Logan (BOS) B 22:17 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737 MAX 9 (7M9) 6:38 Operates only on 2024-11-03
Codeshare flight, operated by Alaska Airlines.(AS 357)
Sun 18:39 Boston Logan (BOS) B 22:17 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737 (73J) 6:38 Operates only on 2024-11-10
Codeshare flight, operated by Alaska Airlines.(AS 357)
Sun 18:39 Boston Logan (BOS) B 22:17 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737-800 (73H) 6:38 Operates only on 2024-11-17
Codeshare flight, operated by Alaska Airlines.(AS 357)
Mon-Fri,Sun 18:39 Boston Logan (BOS) B 22:39 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737-800 (73H) 7:00 Effective 2024-12-03 through 2024-12-18
Codeshare flight, operated by Alaska Airlines.(AS 357)
Mon,Tue,Thu-Sun 18:50 Boston Logan (BOS) B 22:27 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737-800 (73H) 6:37 Effective 2024-10-01 through 2024-10-08
Codeshare flight, operated by Alaska Airlines.(AS 357)
Wed 18:50 Boston Logan (BOS) B 22:27 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737 (73J) 6:37 Operates only on 2024-10-02
Codeshare flight, operated by Alaska Airlines.(AS 357)
Daily 18:50 Boston Logan (BOS) B 22:27 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737-800 (73H) 6:37 Effective 2024-10-09 through 2024-10-17
Codeshare flight, operated by Alaska Airlines.(AS 357)
Fri 18:50 Boston Logan (BOS) B 22:27 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737 MAX 8 (7M8) 6:37 Operates only on 2024-10-18
Codeshare flight, operated by Alaska Airlines.(AS 357)
Daily 18:50 Boston Logan (BOS) B 22:27 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737-800 (73H) 6:37 Effective 2024-10-19 through 2024-10-26
Codeshare flight, operated by Alaska Airlines.(AS 357)
Mon-Wed,Fri-Sun 18:59 Boston Logan (BOS) B 22:59 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737-800 (73H) 7:00 Effective 2024-11-22 through 2024-12-02
Codeshare flight, operated by Alaska Airlines.(AS 357)
Mon-Fri,Sun 18:59 Boston Logan (BOS) B 23:03 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737 (73J) 7:04 Effective 2024-12-19 through 2025-01-05
Codeshare flight, operated by Alaska Airlines.(AS 357)
Sat 19:17 Boston Logan (BOS) B 23:21 San Francisco (SFO) 1
Singapore Airlines SQ 1393 Non-stop Boeing 737 (73J) 7:04 Effective 2024-12-21 through 2025-01-04
Codeshare flight, operated by Alaska Airlines.(AS 359)
Mon,Tue,Thu,Fri,Sun 06:00 Boston Logan (BOS) C 10:02 San Francisco (SFO) 1
Singapore Airlines SQ 1539 Non-stop Airbus A318/319/320/321 (32S) 7:02 Effective 2024-12-19 through 2024-12-31
Codeshare flight, operated by JetBlue.(B6 133)
Mon-Fri,Sun 06:00 Boston Logan (BOS) C 10:02 San Francisco (SFO) 1
Singapore Airlines SQ 1539 Non-stop Airbus A318/319/320/321 (32S) 7:02 Effective 2025-01-01 through 2025-01-10
Codeshare flight, operated by JetBlue.(B6 133)
Daily 06:00 Boston Logan (BOS) C 10:02 San Francisco (SFO) 1
Singapore Airlines SQ 1539 Non-stop Airbus A318/319/320/321 (32S) 7:02 Effective 2025-01-11 through 2025-02-12
Codeshare flight, operated by JetBlue.(B6 133)
Daily 06:00 Boston Logan (BOS) C 10:02 San Francisco (SFO) 1
Singapore Airlines SQ 1539 Non-stop Airbus A318/319/320/321 (32S) 7:02 Effective 2025-02-25 through 2025-03-29
Codeshare flight, operated by JetBlue.(B6 133)
Daily 07:00 Boston Logan (BOS) C 10:54 San Francisco (SFO) 1
Singapore Airlines SQ 1539 Non-stop Airbus A318/319/320/321 (32S) 6:54 Effective 2025-03-30 through 2025-04-29
Codeshare flight, operated by JetBlue.(B6 133)
Mon,Wed-Fri,Sun 09:35 Boston Logan (BOS) C 13:26 San Francisco (SFO) 1
Singapore Airlines SQ 1539 Non-stop Airbus A318/319/320/321 (32S) 6:51 Effective 2024-10-27 through 2024-11-01
Codeshare flight, operated by JetBlue.(B6 133)
Mon-Fri,Sun 09:35 Boston Logan (BOS) C 13:26 San Francisco (SFO) 1
Singapore Airlines SQ 1539 Non-stop Airbus A318/319/320/321 (32S) 6:51 Effective 2024-11-03 through 2024-12-18
Codeshare flight, operated by JetBlue.(B6 133)
Mon-Fri,Sun 12:25 Boston Logan (BOS) C 16:21 San Francisco (SFO) 1
Singapore Airlines SQ 1539 Non-stop Airbus A318/319/320/321 (32S) 6:56 Effective 2025-02-13 through 2025-02-24
Codeshare flight, operated by JetBlue.(B6 133)
Tue 13:20 Boston Logan (BOS) C 17:05 San Francisco (SFO) 1
Singapore Airlines SQ 1539 Non-stop Airbus A318/319/320/321 (32S) 6:45 Operates only on 2024-10-29
Codeshare flight, operated by JetBlue.(B6 333)
Daily 15:49 Boston Logan (BOS) C 19:37 San Francisco (SFO) 1
Singapore Airlines SQ 1539 Non-stop Airbus A318/319/320/321 (32S) 6:48 Effective from 2025-04-30
Codeshare flight, operated by JetBlue.(B6 233)
Sat 19:15 Boston Logan (BOS) C 23:16 San Francisco (SFO) 1
Singapore Airlines SQ 1539 Non-stop Airbus A318/319/320/321 (32S) 7:01 Effective 2024-11-02 through 2024-12-14
Codeshare flight, operated by JetBlue.(B6 733)
Wed,Sat 19:18 Boston Logan (BOS) C 23:10 San Francisco (SFO) 1
Singapore Airlines SQ 1539 Non-stop Airbus A318/319/320/321 (32S) 6:52 Effective 2024-12-21 through 2024-12-28
Codeshare flight, operated by JetBlue.(B6 333)
Sat 19:18 Boston Logan (BOS) C 23:10 San Francisco (SFO) 1
Singapore Airlines SQ 1539 Non-stop Airbus A318/319/320/321 (32S) 6:52 Operates only on 2025-01-04
Codeshare flight, operated by JetBlue.(B6 333)
Sat 20:06 Boston Logan (BOS) C 23:56 San Francisco (SFO) 1
Singapore Airlines SQ 1539 Non-stop Airbus A318/319/320/321 (32S) 6:50 Effective 2025-02-15 through 2025-02-22
Codeshare flight, operated by JetBlue.(B6 333)
Mon-Fri,Sun 21:25 Boston Logan (BOS) C 00:55 San Francisco (SFO) 1
Singapore Airlines SQ 1539 Non-stop Airbus A318/319/320/321 (32S) 6:30 Valid until 2024-09-03
Codeshare flight, operated by JetBlue.(B6 333)
The flight arrives 1 day after departure.
Daily 21:25 Boston Logan (BOS) C 01:00 San Francisco (SFO) 1
Singapore Airlines SQ 1539 Non-stop Airbus A318/319/320/321 (32S) 6:35 Effective 2024-09-04 through 2024-10-26
Codeshare flight, operated by JetBlue.(B6 133)
The flight arrives 1 day after departure.


Singapore Airlines flights from Boston Logan (BOS) to San Francisco (SFO).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

Effective from 2025-05-15
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 308)
Duration: 6:52, non-stop
Boeing 737 (73J)

Effective from 2025-02-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 356)
Duration: 6:52, non-stop
Boeing 737 (73J)

Valid until 2024-09-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 6:35, non-stop
Boeing 737-800 (73H)

Effective 2024-10-28 through 2024-11-01
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 6:38, non-stop
Boeing 737 (73J)

Effective 2024-11-04 through 2024-11-11
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 6:38, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-11-05 through 2024-11-13
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 6:38, non-stop
Boeing 737 (73J)

Effective 2024-11-14 through 2024-11-18
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 6:38, non-stop
Boeing 737 MAX 9 (7M9)

Effective 2024-11-15 through 2024-11-21
Mon
-
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 6:38, non-stop
Boeing 737 (73J)

Operates only on 2024-10-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 6:38, non-stop
Boeing 737-800 (73H)

Operates only on 2024-11-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 6:38, non-stop
Boeing 737 MAX 9 (7M9)

Operates only on 2024-11-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 6:38, non-stop
Boeing 737 (73J)

Operates only on 2024-11-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 6:38, non-stop
Boeing 737-800 (73H)

Effective 2024-12-03 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 7:00, non-stop
Boeing 737-800 (73H)

Effective 2024-10-01 through 2024-10-08
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 6:37, non-stop
Boeing 737-800 (73H)

Operates only on 2024-10-02
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 6:37, non-stop
Boeing 737 (73J)

Effective 2024-10-09 through 2024-10-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 6:37, non-stop
Boeing 737-800 (73H)

Operates only on 2024-10-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 6:37, non-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-10-19 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 6:37, non-stop
Boeing 737-800 (73H)

Effective 2024-11-22 through 2024-12-02
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 7:00, non-stop
Boeing 737-800 (73H)

Effective 2024-12-19 through 2025-01-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 357)
Duration: 7:04, non-stop
Boeing 737 (73J)

Effective 2024-12-21 through 2025-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 359)
Duration: 7:04, non-stop
Boeing 737 (73J)

Effective 2024-12-19 through 2024-12-31
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 133)
Duration: 7:02, non-stop
Airbus A318/319/320/321 (32S)

Effective 2025-01-01 through 2025-01-10
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 133)
Duration: 7:02, non-stop
Airbus A318/319/320/321 (32S)

Effective 2025-01-11 through 2025-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 133)
Duration: 7:02, non-stop
Airbus A318/319/320/321 (32S)

Effective 2025-02-25 through 2025-03-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 133)
Duration: 7:02, non-stop
Airbus A318/319/320/321 (32S)

Effective 2025-03-30 through 2025-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 133)
Duration: 6:54, non-stop
Airbus A318/319/320/321 (32S)

Effective 2024-10-27 through 2024-11-01
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 133)
Duration: 6:51, non-stop
Airbus A318/319/320/321 (32S)

Effective 2024-11-03 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 133)
Duration: 6:51, non-stop
Airbus A318/319/320/321 (32S)

Effective 2025-02-13 through 2025-02-24
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 133)
Duration: 6:56, non-stop
Airbus A318/319/320/321 (32S)

Operates only on 2024-10-29
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by JetBlue. (B6 333)
Duration: 6:45, non-stop
Airbus A318/319/320/321 (32S)

Effective from 2025-04-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 233)
Duration: 6:48, non-stop
Airbus A318/319/320/321 (32S)

Effective 2024-11-02 through 2024-12-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 733)
Duration: 7:01, non-stop
Airbus A318/319/320/321 (32S)

Effective 2024-12-21 through 2024-12-28
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 333)
Duration: 6:52, non-stop
Airbus A318/319/320/321 (32S)

Operates only on 2025-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 333)
Duration: 6:52, non-stop
Airbus A318/319/320/321 (32S)

Effective 2025-02-15 through 2025-02-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 333)
Duration: 6:50, non-stop
Airbus A318/319/320/321 (32S)

Valid until 2024-09-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 333)
Duration: 6:30, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.

Effective 2024-09-04 through 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 133)
Duration: 6:35, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
  • A domestic route departing from the Boston Logan airport (BOS) and arriving at San Francisco airport (SFO).
  • The flight distance is 2695 miles, or 4338 km.
  • The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-8 . 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 6:30 and 7:04.