El Al flight LY 4577: Boston Logan - Chicago O'Hare

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Wed 07:15 Boston Logan (BOS) A 09:09 Chicago O'Hare (ORD) 5
LY 4577 Non-stop Airbus A220-100 (221) 2:54 Effective 2025-05-07 through 2025-06-04
Codeshare flight, operated by Delta Air Lines.(DL 2570)
Wed 07:20 Boston Logan (BOS) A 09:18 Chicago O'Hare (ORD) 5
LY 4577 Non-stop Airbus A220-300 (223) 2:58 Effective 2025-06-11 through 2025-06-25
Codeshare flight, operated by Delta Air Lines.(DL 2570)
Fri 15:15 Boston Logan (BOS) A 17:10 Chicago O'Hare (ORD) 5
LY 4577 Non-stop Airbus A220-300 (223) 2:55 Operates only on 2025-07-04
Codeshare flight, operated by Delta Air Lines.(DL 2646)
Fri,Sun 15:30 Boston Logan (BOS) A 17:26 Chicago O'Hare (ORD) 5
LY 4577 Non-stop Airbus A220-100 (221) 2:56 Effective 2025-05-09 through 2025-05-23
Codeshare flight, operated by Delta Air Lines.(DL 2646)
Fri 15:30 Boston Logan (BOS) A 17:26 Chicago O'Hare (ORD) 5
LY 4577 Non-stop Airbus A220-100 (221) 2:56 Effective 2025-05-30 through 2025-06-06
Codeshare flight, operated by Delta Air Lines.(DL 2646)
Fri,Sun 15:50 Boston Logan (BOS) A 17:45 Chicago O'Hare (ORD) 5
LY 4577 Non-stop Airbus A220-100 (221) 2:55 Effective 2025-07-11 through 2025-09-07
Codeshare flight, operated by Delta Air Lines.(DL 2646)
Fri,Sun 15:50 Boston Logan (BOS) A 17:45 Chicago O'Hare (ORD) 5
LY 4577 Non-stop Airbus A220-300 (223) 2:55 Effective 2025-09-12 through 2025-09-28
Codeshare flight, operated by Delta Air Lines.(DL 2646)
Fri,Sun 15:50 Boston Logan (BOS) A 17:45 Chicago O'Hare (ORD) 5
LY 4577 Non-stop Airbus A220-300 (223) 2:55 Effective 2025-10-05 through 2025-10-12
Codeshare flight, operated by Delta Air Lines.(DL 2646)
Wed,Fri,Sun 15:50 Boston Logan (BOS) A 17:45 Chicago O'Hare (ORD) 5
LY 4577 Non-stop Airbus A220-300 (223) 2:55 Effective 2025-10-15 through 2025-10-19
Codeshare flight, operated by Delta Air Lines.(DL 2646)
Fri 15:50 Boston Logan (BOS) A 17:45 Chicago O'Hare (ORD) 5
LY 4577 Non-stop Airbus A220-300 (223) 2:55 Operates only on 2025-10-24
Codeshare flight, operated by Delta Air Lines.(DL 2646)
Sun 16:00 Boston Logan (BOS) A 17:59 Chicago O'Hare (ORD) 5
LY 4577 Non-stop Airbus A220-300 (223) 2:59 Operates only on 2025-06-29
Codeshare flight, operated by Delta Air Lines.(DL 2646)
Thu,Fri,Sun 16:05 Boston Logan (BOS) A 18:04 Chicago O'Hare (ORD) 5
LY 4577 Non-stop Airbus A220-100 (221) 2:59 Effective 2025-06-08 through 2025-06-27
Codeshare flight, operated by Delta Air Lines.(DL 2646)
Thu 16:05 Boston Logan (BOS) A 18:04 Chicago O'Hare (ORD) 5
LY 4577 Non-stop Airbus A220-300 (223) 2:59 Operates only on 2025-07-03
Codeshare flight, operated by Delta Air Lines.(DL 2646)
Sun 16:05 Boston Logan (BOS) A 18:04 Chicago O'Hare (ORD) 5
LY 4577 Non-stop Airbus A220-100 (221) 2:59 Operates only on 2025-07-06
Codeshare flight, operated by Delta Air Lines.(DL 2646)
Fri,Sun 16:20 Boston Logan (BOS) A 18:21 Chicago O'Hare (ORD) 5
LY 4577 Non-stop Airbus A220-100 (221) 3:01 Effective 2025-05-02 through 2025-05-04
Codeshare flight, operated by Delta Air Lines.(DL 2646)
Mon,Thu 17:10 Boston Logan (BOS) A 19:14 Chicago O'Hare (ORD) 5
LY 4577 Non-stop Airbus A220-100 (221) 3:04 Valid until 2025-05-01
Codeshare flight, operated by Delta Air Lines.(DL 2646)
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El Al flight LY 4577:
Boston Logan - Chicago O'Hare
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:

El Al LY4577
Effective 2025-05-07 through 2025-06-04
Mon
-
Tue
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Wed
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 2570)
Duration: 2:54, non-stop
Airbus A220-100 (221)

El Al LY4577
Effective 2025-06-11 through 2025-06-25
Mon
-
Tue
-
Wed
Thu
-
Fri
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Sat
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Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2570)
Duration: 2:58, non-stop
Airbus A220-300 (223)

El Al LY4577
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2646)
Duration: 2:55, non-stop
Airbus A220-300 (223)

El Al LY4577
Effective 2025-05-09 through 2025-05-23
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2646)
Duration: 2:56, non-stop
Airbus A220-100 (221)

El Al LY4577
Effective 2025-05-30 through 2025-06-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2646)
Duration: 2:56, non-stop
Airbus A220-100 (221)

El Al LY4577
Effective 2025-07-11 through 2025-09-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2646)
Duration: 2:55, non-stop
Airbus A220-100 (221)

El Al LY4577
Effective 2025-09-12 through 2025-09-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2646)
Duration: 2:55, non-stop
Airbus A220-300 (223)

El Al LY4577
Effective 2025-10-05 through 2025-10-12
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2646)
Duration: 2:55, non-stop
Airbus A220-300 (223)

El Al LY4577
Effective 2025-10-15 through 2025-10-19
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2646)
Duration: 2:55, non-stop
Airbus A220-300 (223)

El Al LY4577
Operates only on 2025-10-24
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2646)
Duration: 2:55, non-stop
Airbus A220-300 (223)

El Al LY4577
Operates only on 2025-06-29
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2646)
Duration: 2:59, non-stop
Airbus A220-300 (223)

El Al LY4577
Effective 2025-06-08 through 2025-06-27
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2646)
Duration: 2:59, non-stop
Airbus A220-100 (221)

El Al LY4577
Operates only on 2025-07-03
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2646)
Duration: 2:59, non-stop
Airbus A220-300 (223)

El Al LY4577
Operates only on 2025-07-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2646)
Duration: 2:59, non-stop
Airbus A220-100 (221)

El Al LY4577
Effective 2025-05-02 through 2025-05-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 2646)
Duration: 3:01, non-stop
Airbus A220-100 (221)

El Al LY4577
Valid until 2025-05-01
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 2646)
Duration: 3:04, non-stop
Airbus A220-100 (221)
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  • LY 4577 is a domestic flight departing from the Boston Logan airport (BOS) and arriving at Chicago O'Hare airport (ORD).
  • The flight distance is 864 miles, or 1390 km.
  • The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-6 . 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 2:54 and 3:04.