El Al flight LY 4121: Cincinnati - Boston Logan

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Sun 07:00 Cincinnati (CVG) 09:15 Boston Logan (BOS) A
LY 4121 Non-stop Embraer EMB 175 (E75) 2:15 Effective 2026-03-29 through 2026-04-12
Codeshare flight, operated by Delta Air Lines.(DL 5790)
Wed,Sun 07:00 Cincinnati (CVG) 09:13 Boston Logan (BOS) A
LY 4121 Non-stop Embraer EMB 175 (E75) 2:13 Effective 2026-04-15 through 2026-09-09
Codeshare flight, operated by Delta Air Lines.(DL 5790)
Wed 07:00 Cincinnati (CVG) 09:13 Boston Logan (BOS) A
LY 4121 Non-stop Embraer EMB 175 (E75) 2:13 Effective 2026-09-16 through 2026-09-23
Codeshare flight, operated by Delta Air Lines.(DL 5790)
Wed,Sun 07:00 Cincinnati (CVG) 09:13 Boston Logan (BOS) A
LY 4121 Non-stop Embraer EMB 175 (E75) 2:13 Effective 2026-09-27 through 2026-10-04
Codeshare flight, operated by Delta Air Lines.(DL 5790)
Wed,Sun 07:00 Cincinnati (CVG) 09:20 Boston Logan (BOS) A
LY 4121 Non-stop Embraer EMB 175 (E75) 2:20 Effective 2026-10-07 through 2026-10-21
Codeshare flight, operated by Delta Air Lines.(DL 5790)
Tue,Thu,Sun 11:36 Cincinnati (CVG) 13:47 Boston Logan (BOS) A
LY 4121 Non-stop Embraer EMB 175 (E75) 2:11 Effective 2026-03-08 through 2026-03-26
Codeshare flight, operated by Delta Air Lines.(DL 5601)
Mon 11:36 Cincinnati (CVG) 13:47 Boston Logan (BOS) A
LY 4121 Non-stop Embraer EMB 175 (E75) 2:11 Effective 2026-03-30 through 2026-04-06
Codeshare flight, operated by Delta Air Lines.(DL 5601)
Thu 11:36 Cincinnati (CVG) 13:47 Boston Logan (BOS) A
LY 4121 Non-stop Embraer EMB 175 (E75) 2:11 Operates only on 2026-04-09
Codeshare flight, operated by Delta Air Lines.(DL 5601)
Mon,Thu 11:40 Cincinnati (CVG) 13:53 Boston Logan (BOS) A
LY 4121 Non-stop Embraer EMB 175 (E75) 2:13 Effective 2026-04-13 through 2026-05-18
Codeshare flight, operated by Delta Air Lines.(DL 5601)
Mon,Thu 11:40 Cincinnati (CVG) 13:53 Boston Logan (BOS) A
LY 4121 Non-stop Embraer EMB 175 (E75) 2:13 Effective 2026-05-25 through 2026-09-17
Codeshare flight, operated by Delta Air Lines.(DL 5601)
Mon,Thu 11:40 Cincinnati (CVG) 13:53 Boston Logan (BOS) A
LY 4121 Non-stop Embraer EMB 175 (E75) 2:13 Effective 2026-09-24 through 2026-10-05
Codeshare flight, operated by Delta Air Lines.(DL 5601)
Mon,Thu 11:40 Cincinnati (CVG) 13:52 Boston Logan (BOS) A
LY 4121 Non-stop Embraer EMB 175 (E75) 2:12 Effective 2026-10-08 through 2026-10-22
Codeshare flight, operated by Delta Air Lines.(DL 5601)
Tue,Thu,Sun 11:40 Cincinnati (CVG) 13:52 Boston Logan (BOS) A
LY 4121 Non-stop Embraer EMB 175 (E75) 2:12 Effective from 2026-10-25
Codeshare flight, operated by Delta Air Lines.(DL 5601)
Tue,Thu 11:50 Cincinnati (CVG) 13:57 Boston Logan (BOS) A
LY 4121 Non-stop Embraer EMB 175 (E75) 2:07 Effective 2026-02-12 through 2026-02-19
Codeshare flight, operated by Delta Air Lines.(DL 5601)
Tue,Thu,Sun 11:50 Cincinnati (CVG) 13:57 Boston Logan (BOS) A
LY 4121 Non-stop Embraer EMB 175 (E75) 2:07 Effective 2026-02-22 through 2026-03-05
Codeshare flight, operated by Delta Air Lines.(DL 5601)
Tue,Sun 14:03 Cincinnati (CVG) 16:14 Boston Logan (BOS) A
LY 4121 Non-stop Embraer EMB 175 (E75) 2:11 Valid until 2026-01-04
Codeshare flight, operated by Delta Air Lines.(DL 5831)


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El Al flight LY 4121:
Cincinnati - Boston Logan
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
El Al LY4121
07:00
Cincinnati (CVG)

09:15
Boston Logan (BOS) A
Effective 2026-03-29 through 2026-04-12
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5790)
Duration: 2:15, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4121
07:00
Cincinnati (CVG)

09:13
Boston Logan (BOS) A
Effective 2026-04-15 through 2026-09-09
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5790)
Duration: 2:13, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4121
07:00
Cincinnati (CVG)

09:13
Boston Logan (BOS) A
Effective 2026-09-16 through 2026-09-23
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5790)
Duration: 2:13, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4121
07:00
Cincinnati (CVG)

09:13
Boston Logan (BOS) A
Effective 2026-09-27 through 2026-10-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5790)
Duration: 2:13, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4121
07:00
Cincinnati (CVG)

09:20
Boston Logan (BOS) A
Effective 2026-10-07 through 2026-10-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5790)
Duration: 2:20, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4121
11:36
Cincinnati (CVG)

13:47
Boston Logan (BOS) A
Effective 2026-03-08 through 2026-03-26
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5601)
Duration: 2:11, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4121
11:36
Cincinnati (CVG)

13:47
Boston Logan (BOS) A
Effective 2026-03-30 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5601)
Duration: 2:11, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4121
11:36
Cincinnati (CVG)

13:47
Boston Logan (BOS) A
Operates only on 2026-04-09
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5601)
Duration: 2:11, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4121
11:40
Cincinnati (CVG)

13:53
Boston Logan (BOS) A
Effective 2026-04-13 through 2026-05-18
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5601)
Duration: 2:13, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4121
11:40
Cincinnati (CVG)

13:53
Boston Logan (BOS) A
Effective 2026-05-25 through 2026-09-17
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5601)
Duration: 2:13, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4121
11:40
Cincinnati (CVG)

13:53
Boston Logan (BOS) A
Effective 2026-09-24 through 2026-10-05
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5601)
Duration: 2:13, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4121
11:40
Cincinnati (CVG)

13:52
Boston Logan (BOS) A
Effective 2026-10-08 through 2026-10-22
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5601)
Duration: 2:12, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4121
11:40
Cincinnati (CVG)

13:52
Boston Logan (BOS) A
Effective from 2026-10-25
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5601)
Duration: 2:12, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4121
11:50
Cincinnati (CVG)

13:57
Boston Logan (BOS) A
Effective 2026-02-12 through 2026-02-19
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Delta Air Lines. (DL 5601)
Duration: 2:07, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4121
11:50
Cincinnati (CVG)

13:57
Boston Logan (BOS) A
Effective 2026-02-22 through 2026-03-05
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5601)
Duration: 2:07, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
El Al LY4121
14:03
Cincinnati (CVG)

16:14
Boston Logan (BOS) A
Valid until 2026-01-04
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Delta Air Lines. (DL 5831)
Duration: 2:11, non-stop
Embraer EMB 175 (E75)
  • LY 4121 is a domestic flight departing from the Cincinnati airport (CVG) and arriving at Boston Logan airport (BOS).
  • The flight distance is 750 miles, or 1207 km.
  • The timezone of both the departure and the arrival airports is UTC-5 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 2:07 and 2:20.
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