El Al flight LY 4227: Boston Logan - San Francisco

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Tue,Thu,Sun 07:40 Boston Logan (BOS) A 11:37 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 6:57 Valid until 2026-01-01
Codeshare flight, operated by Delta Air Lines.(DL 977)
Sun 07:40 Boston Logan (BOS) A 11:38 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 6:58 Effective 2026-03-29 through 2026-04-12
Codeshare flight, operated by Delta Air Lines.(DL 977)
Tue,Thu 07:45 Boston Logan (BOS) A 11:47 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 7:02 Effective 2026-02-12 through 2026-02-19
Codeshare flight, operated by Delta Air Lines.(DL 977)
Tue,Thu,Sun 07:45 Boston Logan (BOS) A 11:47 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 7:02 Effective 2026-02-22 through 2026-03-05
Codeshare flight, operated by Delta Air Lines.(DL 977)
Tue,Thu,Sun 07:50 Boston Logan (BOS) A 11:50 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 7:00 Effective 2026-01-06 through 2026-01-15
Codeshare flight, operated by Delta Air Lines.(DL 977)
Tue,Thu,Sun 07:50 Boston Logan (BOS) A 11:50 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 7:00 Effective 2026-01-20 through 2026-02-05
Codeshare flight, operated by Delta Air Lines.(DL 977)
Tue 07:50 Boston Logan (BOS) A 11:50 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 7:00 Operates only on 2026-02-10
Codeshare flight, operated by Delta Air Lines.(DL 977)
Wed,Sun 10:00 Boston Logan (BOS) A 13:57 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 6:57 Effective 2026-06-07 through 2026-09-09
Codeshare flight, operated by Delta Air Lines.(DL 860)
Wed 10:00 Boston Logan (BOS) A 13:57 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 6:57 Effective 2026-09-16 through 2026-09-23
Codeshare flight, operated by Delta Air Lines.(DL 860)
Wed,Sun 10:00 Boston Logan (BOS) A 13:57 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 6:57 Effective 2026-09-27 through 2026-10-04
Codeshare flight, operated by Delta Air Lines.(DL 860)
Wed,Sun 10:00 Boston Logan (BOS) A 13:55 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 6:55 Effective 2026-10-07 through 2026-10-25
Codeshare flight, operated by Delta Air Lines.(DL 860)
Tue,Thu,Sun 10:00 Boston Logan (BOS) A 13:55 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 6:55 Effective from 2026-10-27
Codeshare flight, operated by Delta Air Lines.(DL 860)
Mon,Thu 19:55 Boston Logan (BOS) A 23:56 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 7:01 Effective 2026-04-13 through 2026-05-18
Codeshare flight, operated by Delta Air Lines.(DL 2919)
Mon,Thu 19:55 Boston Logan (BOS) A 23:56 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 7:01 Effective 2026-05-25 through 2026-06-04
Codeshare flight, operated by Delta Air Lines.(DL 2919)
Mon,Thu 20:55 Boston Logan (BOS) A 00:56 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 7:01 Effective 2026-06-08 through 2026-09-17
Codeshare flight, operated by Delta Air Lines.(DL 2919)
The flight arrives 1 day after departure.
Mon,Thu 20:55 Boston Logan (BOS) A 00:56 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 7:01 Effective 2026-09-24 through 2026-10-05
Codeshare flight, operated by Delta Air Lines.(DL 2919)
The flight arrives 1 day after departure.
Mon,Thu 20:55 Boston Logan (BOS) A 00:50 San Francisco (SFO) 1
LY 4227 Non-stop Airbus A321neo (32Q) 6:55 Effective 2026-10-08 through 2026-10-22
Codeshare flight, operated by Delta Air Lines.(DL 2919)
The flight arrives 1 day after departure.
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El Al flight LY 4227:
Boston Logan - San Francisco
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
El Al LY4227
07:40
Boston Logan (BOS) A

11:37
San Francisco (SFO) 1
Valid until 2026-01-01
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 977)
Duration: 6:57, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4227
07:40
Boston Logan (BOS) A

11:38
San Francisco (SFO) 1
Effective 2026-03-29 through 2026-04-12
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 977)
Duration: 6:58, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4227
07:45
Boston Logan (BOS) A

11:47
San Francisco (SFO) 1
Effective 2026-02-12 through 2026-02-19
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 977)
Duration: 7:02, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4227
07:45
Boston Logan (BOS) A

11:47
San Francisco (SFO) 1
Effective 2026-02-22 through 2026-03-05
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 977)
Duration: 7:02, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4227
07:50
Boston Logan (BOS) A

11:50
San Francisco (SFO) 1
Effective 2026-01-06 through 2026-01-15
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 977)
Duration: 7:00, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4227
07:50
Boston Logan (BOS) A

11:50
San Francisco (SFO) 1
Effective 2026-01-20 through 2026-02-05
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 977)
Duration: 7:00, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4227
07:50
Boston Logan (BOS) A

11:50
San Francisco (SFO) 1
Operates only on 2026-02-10
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 977)
Duration: 7:00, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4227
10:00
Boston Logan (BOS) A

13:57
San Francisco (SFO) 1
Effective 2026-06-07 through 2026-09-09
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 860)
Duration: 6:57, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4227
10:00
Boston Logan (BOS) A

13:57
San Francisco (SFO) 1
Effective 2026-09-16 through 2026-09-23
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 860)
Duration: 6:57, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4227
10:00
Boston Logan (BOS) A

13:57
San Francisco (SFO) 1
Effective 2026-09-27 through 2026-10-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 860)
Duration: 6:57, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4227
10:00
Boston Logan (BOS) A

13:55
San Francisco (SFO) 1
Effective 2026-10-07 through 2026-10-25
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 860)
Duration: 6:55, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4227
10:00
Boston Logan (BOS) A

13:55
San Francisco (SFO) 1
Effective from 2026-10-27
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 860)
Duration: 6:55, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4227
19:55
Boston Logan (BOS) A

23:56
San Francisco (SFO) 1
Effective 2026-04-13 through 2026-05-18
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2919)
Duration: 7:01, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4227
19:55
Boston Logan (BOS) A

23:56
San Francisco (SFO) 1
Effective 2026-05-25 through 2026-06-04
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2919)
Duration: 7:01, non-stop
Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4227
20:55
Boston Logan (BOS) A

00:56(+1)
San Francisco (SFO) 1
Effective 2026-06-08 through 2026-09-17
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2919)
Duration: 7:01, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
El Al LY4227
20:55
Boston Logan (BOS) A

00:56(+1)
San Francisco (SFO) 1
Effective 2026-09-24 through 2026-10-05
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2919)
Duration: 7:01, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.
Direct Codeshare Flights:
El Al LY4227
20:55
Boston Logan (BOS) A

00:50(+1)
San Francisco (SFO) 1
Effective 2026-10-08 through 2026-10-22
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2919)
Duration: 6:55, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.
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Parallax here BOS-SFO
  • LY 4227 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 6:55 and 7:02.
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