El Al
flight
LY 4578:
Boston Logan - San Francisco
Boston Logan - San Francisco
Ad mobi flat here (320x100px) 6074960173 M FlightWNum Top Flat
FLIGHT SCHEDULE
Direct Codeshare Flights:
El Al LY4578
Effective 2026-04-13 through 2026-05-18
Mon
Tue
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Wed
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Thu
Fri
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Sat
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Sun
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Codeshare flight, operated by Delta Air Lines.
(DL 1655)
Duration: 6:57, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4578
Effective 2026-05-25 through 2026-06-04
Mon
Tue
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Wed
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Thu
Fri
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Sat
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Sun
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Codeshare flight, operated by Delta Air Lines.
(DL 1655)
Duration: 6:57, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4578
Effective 2026-06-08 through 2026-09-17
Mon
Tue
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Wed
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Thu
Fri
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Sat
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Sun
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Codeshare flight, operated by Delta Air Lines.
(DL 1655)
Duration: 6:57, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4578
Effective 2026-09-24 through 2026-10-05
Mon
Tue
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Wed
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Thu
Fri
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Sat
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Sun
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Codeshare flight, operated by Delta Air Lines.
(DL 1655)
Duration: 6:57, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4578
Effective 2026-10-08 through 2026-10-22
Mon
Tue
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Wed
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Thu
Fri
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Sat
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Sun
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Codeshare flight, operated by Delta Air Lines.
(DL 1655)
Duration: 6:55, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4578
Effective 2026-03-30 through 2026-04-06
Mon
Tue
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Wed
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Thu
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Fri
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Sat
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Sun
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Codeshare flight, operated by Delta Air Lines.
(DL 1655)
Duration: 6:53, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
El Al LY4578
Operates only on 2026-04-09
Mon
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Tue
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Wed
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Thu
Fri
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Sat
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Sun
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Codeshare flight, operated by Delta Air Lines.
(DL 1655)
Duration: 6:53, non-stop Airbus A321neo (32Q)
Ad mobi box here (300x250px) 8888825773 M FlightWNum Bottom Box
Parallax here BOS-SFO
- LY 4578 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 6:53 and 6:57.