TAP Air Portugal flight TP 4399: Boston Logan - San Francisco

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Fri-Sun 06:45 Boston Logan (BOS) C 10:33 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:48 Effective from 2026-10-25
Codeshare flight, operated by JetBlue.(B6 133)
Mon,Wed-Fri,Sun 16:40 Boston Logan (BOS) C 20:33 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:53 Valid until 2026-01-05
Codeshare flight, operated by JetBlue.(B6 333)
Mon,Wed-Fri,Sun 16:40 Boston Logan (BOS) C 20:29 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:49 Effective 2026-02-12 through 2026-02-18
Codeshare flight, operated by JetBlue.(B6 333)
Mon,Wed-Fri,Sun 16:40 Boston Logan (BOS) C 20:29 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:49 Effective 2026-02-20 through 2026-02-26
Codeshare flight, operated by JetBlue.(B6 333)
Mon,Wed,Thu,Sun 16:40 Boston Logan (BOS) C 20:29 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:49 Effective 2026-03-01 through 2026-03-05
Codeshare flight, operated by JetBlue.(B6 333)
Fri 16:40 Boston Logan (BOS) C 20:28 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:48 Operates only on 2026-03-06
Codeshare flight, operated by JetBlue.(B6 333)
Sat 17:55 Boston Logan (BOS) C 21:41 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:46 Operates only on 2026-05-02
Codeshare flight, operated by JetBlue.(B6 733)
Mon-Fri,Sun 18:10 Boston Logan (BOS) C 22:01 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:51 Effective 2026-03-12 through 2026-03-27
Codeshare flight, operated by JetBlue.(B6 333)
Fri 18:40 Boston Logan (BOS) C 22:32 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:52 Operates only on 2026-01-09
Codeshare flight, operated by JetBlue.(B6 733Z)
Mon,Fri,Sun 19:09 Boston Logan (BOS) C 22:59 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:50 Effective 2026-01-11 through 2026-01-23
Codeshare flight, operated by JetBlue.(B6 733)
Mon,Fri,Sun 19:09 Boston Logan (BOS) C 22:59 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:50 Effective 2026-01-30 through 2026-02-02
Codeshare flight, operated by JetBlue.(B6 733)
Mon,Sun 19:09 Boston Logan (BOS) C 22:59 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:50 Effective 2026-02-08 through 2026-02-09
Codeshare flight, operated by JetBlue.(B6 733)
Sat 19:45 Boston Logan (BOS) C 23:38 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:53 Effective 2026-01-10 through 2026-02-07
Codeshare flight, operated by JetBlue.(B6 733)
Wed 20:05 Boston Logan (BOS) C 23:58 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:53 Operates only on 2026-01-14
Codeshare flight, operated by JetBlue.(B6 2877)
Daily 20:10 Boston Logan (BOS) C 23:59 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:49 Effective 2026-09-09 through 2026-10-24
Codeshare flight, operated by JetBlue.(B6 333)
Sat 20:33 Boston Logan (BOS) C 00:25 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:52 Effective 2026-02-14 through 2026-02-21
Codeshare flight, operated by JetBlue.(B6 733)
The flight arrives 1 day after departure.
Sat 20:40 Boston Logan (BOS) C 00:31 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:51 Operates only on 2026-02-28
Codeshare flight, operated by JetBlue.(B6 733)
The flight arrives 1 day after departure.
Mon,Sun 20:40 Boston Logan (BOS) C 00:31 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:51 Effective 2026-03-08 through 2026-03-09
Codeshare flight, operated by JetBlue.(B6 733)
The flight arrives 1 day after departure.
Daily 20:40 Boston Logan (BOS) C 00:24 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:44 Effective 2026-04-14 through 2026-04-28
Codeshare flight, operated by JetBlue.(B6 733)
The flight arrives 1 day after departure.
Sat 20:59 Boston Logan (BOS) C 00:52 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:53 Valid until 2026-01-03
Codeshare flight, operated by JetBlue.(B6 733)
The flight arrives 1 day after departure.
Sat 21:00 Boston Logan (BOS) C 00:51 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:51 Effective 2026-03-14 through 2026-03-28
Codeshare flight, operated by JetBlue.(B6 733)
The flight arrives 1 day after departure.
Mon,Sun 21:00 Boston Logan (BOS) C 00:51 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:51 Effective 2026-03-29 through 2026-03-30
Codeshare flight, operated by JetBlue.(B6 733)
The flight arrives 1 day after departure.
Mon-Fri,Sun 21:10 Boston Logan (BOS) C 00:54 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:44 Effective 2026-04-29 through 2026-05-08
Codeshare flight, operated by JetBlue.(B6 333)
The flight arrives 1 day after departure.
Daily 21:10 Boston Logan (BOS) C 00:54 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:44 Effective 2026-05-09 through 2026-09-08
Codeshare flight, operated by JetBlue.(B6 333)
The flight arrives 1 day after departure.
Daily 21:15 Boston Logan (BOS) C 00:56 San Francisco (SFO) 1
TP 4399 Non-stop Airbus A318/319/320/321 (32S) 6:41 Effective 2026-03-31 through 2026-04-13
Codeshare flight, operated by JetBlue.(B6 733)
The flight arrives 1 day after departure.
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TAP Air Portugal flight TP 4399:
Boston Logan - San Francisco
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
TAP Air Portugal TP4399
06:45
Boston Logan (BOS) C

10:33
San Francisco (SFO) 1
Effective from 2026-10-25
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 133)
Duration: 6:48, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
TAP Air Portugal TP4399
16:40
Boston Logan (BOS) C

20:33
San Francisco (SFO) 1
Valid until 2026-01-05
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 333)
Duration: 6:53, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
TAP Air Portugal TP4399
16:40
Boston Logan (BOS) C

20:29
San Francisco (SFO) 1
Effective 2026-02-12 through 2026-02-18
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 333)
Duration: 6:49, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
TAP Air Portugal TP4399
16:40
Boston Logan (BOS) C

20:29
San Francisco (SFO) 1
Effective 2026-02-20 through 2026-02-26
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 333)
Duration: 6:49, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
TAP Air Portugal TP4399
16:40
Boston Logan (BOS) C

20:29
San Francisco (SFO) 1
Effective 2026-03-01 through 2026-03-05
Mon
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 333)
Duration: 6:49, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
TAP Air Portugal TP4399
16:40
Boston Logan (BOS) C

20:28
San Francisco (SFO) 1
Operates only on 2026-03-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by JetBlue. (B6 333)
Duration: 6:48, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
TAP Air Portugal TP4399
17:55
Boston Logan (BOS) C

21:41
San Francisco (SFO) 1
Operates only on 2026-05-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 733)
Duration: 6:46, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
TAP Air Portugal TP4399
18:10
Boston Logan (BOS) C

22:01
San Francisco (SFO) 1
Effective 2026-03-12 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 333)
Duration: 6:51, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
TAP Air Portugal TP4399
18:40
Boston Logan (BOS) C

22:32
San Francisco (SFO) 1
Operates only on 2026-01-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by JetBlue.(B6 733Z)
Duration: 6:52, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
TAP Air Portugal TP4399
19:09
Boston Logan (BOS) C

22:59
San Francisco (SFO) 1
Effective 2026-01-11 through 2026-01-23
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 733)
Duration: 6:50, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
TAP Air Portugal TP4399
19:09
Boston Logan (BOS) C

22:59
San Francisco (SFO) 1
Effective 2026-01-30 through 2026-02-02
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 733)
Duration: 6:50, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
TAP Air Portugal TP4399
19:09
Boston Logan (BOS) C

22:59
San Francisco (SFO) 1
Effective 2026-02-08 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 733)
Duration: 6:50, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
TAP Air Portugal TP4399
19:45
Boston Logan (BOS) C

23:38
San Francisco (SFO) 1
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 733)
Duration: 6:53, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
TAP Air Portugal TP4399
20:05
Boston Logan (BOS) C

23:58
San Francisco (SFO) 1
Operates only on 2026-01-14
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by JetBlue. (B6 2877)
Duration: 6:53, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
TAP Air Portugal TP4399
20:10
Boston Logan (BOS) C

23:59
San Francisco (SFO) 1
Effective 2026-09-09 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 333)
Duration: 6:49, non-stop
Airbus A318/319/320/321 (32S)
Direct Codeshare Flights:
TAP Air Portugal TP4399
20:33
Boston Logan (BOS) C

00:25(+1)
San Francisco (SFO) 1
Effective 2026-02-14 through 2026-02-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 733)
Duration: 6:52, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
TAP Air Portugal TP4399
20:40
Boston Logan (BOS) C

00:31(+1)
San Francisco (SFO) 1
Operates only on 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 733)
Duration: 6:51, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
TAP Air Portugal TP4399
20:40
Boston Logan (BOS) C

00:31(+1)
San Francisco (SFO) 1
Effective 2026-03-08 through 2026-03-09
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 733)
Duration: 6:51, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
TAP Air Portugal TP4399
20:40
Boston Logan (BOS) C

00:24(+1)
San Francisco (SFO) 1
Effective 2026-04-14 through 2026-04-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 733)
Duration: 6:44, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
TAP Air Portugal TP4399
20:59
Boston Logan (BOS) C

00:52(+1)
San Francisco (SFO) 1
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 733)
Duration: 6:53, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
TAP Air Portugal TP4399
21:00
Boston Logan (BOS) C

00:51(+1)
San Francisco (SFO) 1
Effective 2026-03-14 through 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by JetBlue. (B6 733)
Duration: 6:51, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
TAP Air Portugal TP4399
21:00
Boston Logan (BOS) C

00:51(+1)
San Francisco (SFO) 1
Effective 2026-03-29 through 2026-03-30
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 733)
Duration: 6:51, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
TAP Air Portugal TP4399
21:10
Boston Logan (BOS) C

00:54(+1)
San Francisco (SFO) 1
Effective 2026-04-29 through 2026-05-08
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by JetBlue. (B6 333)
Duration: 6:44, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
TAP Air Portugal TP4399
21:10
Boston Logan (BOS) C

00:54(+1)
San Francisco (SFO) 1
Effective 2026-05-09 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 333)
Duration: 6:44, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
TAP Air Portugal TP4399
21:15
Boston Logan (BOS) C

00:56(+1)
San Francisco (SFO) 1
Effective 2026-03-31 through 2026-04-13
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by JetBlue. (B6 733)
Duration: 6:41, non-stop
Airbus A318/319/320/321 (32S)
The flight arrives 1 day after departure.
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  • TP 4399 is a domestic flight 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 6:41 and 6:53.
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