JAL flight JL 7491: Boston Logan - Chicago O'Hare

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Thu 06:00 Boston Logan (BOS) B 08:19 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Embraer EMB 175 (E75) 3:19 Operates only on 2026-02-12
Codeshare flight, operated by American Airlines.(AA 4700)
Tue,Wed 06:30 Boston Logan (BOS) B 08:38 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Boeing 737-800 (738) 3:08 Effective 2026-03-31 through 2026-04-01
Codeshare flight, operated by American Airlines.(AA 1328)
Mon,Thu-Sun 06:52 Boston Logan (BOS) B 09:00 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Boeing 737-800 (738) 3:08 Effective 2026-03-29 through 2026-04-06
Codeshare flight, operated by American Airlines.(AA 1328)
Daily 06:52 Boston Logan (BOS) B 09:05 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Boeing 737 MAX 8 (7M8) 3:13 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 1509)
Daily 07:00 Boston Logan (BOS) B 09:05 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Boeing 737-800 (738) 3:05 Effective 2026-07-02 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 1509)
Daily 07:02 Boston Logan (BOS) B 09:05 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Boeing 737-800 (738) 3:03 Effective 2026-04-07 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 1509)
Daily 07:04 Boston Logan (BOS) B 09:05 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Boeing 737-800 (738) 3:01 Effective 2026-05-21 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 1509)
Daily 07:08 Boston Logan (BOS) B 09:05 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Boeing 737-800 (738) 2:57 Effective 2026-09-09 through 2026-10-04
Codeshare flight, operated by American Airlines.(AA 1509)
Sat 10:30 Boston Logan (BOS) B 12:36 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Embraer EMB 175 (E75) 3:06 Effective 2026-03-14 through 2026-03-21
Codeshare flight, operated by American Airlines.(AA 4413)
Daily 10:44 Boston Logan (BOS) B 12:54 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Embraer EMB 175 (E75) 3:10 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 4413)
Sat 12:20 Boston Logan (BOS) B 14:39 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Embraer EMB 175 (E75) 3:19 Effective 2026-02-14 through 2026-03-07
Codeshare flight, operated by American Airlines.(AA 4413)
Mon-Fri,Sun 12:21 Boston Logan (BOS) B 14:24 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Airbus A319 (319) 3:03 Effective 2026-03-08 through 2026-03-27
Codeshare flight, operated by American Airlines.(AA 2489)
Mon,Thu,Fri 12:23 Boston Logan (BOS) B 14:38 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Boeing 737-800 (738) 3:15 Effective 2026-02-13 through 2026-02-20
Codeshare flight, operated by American Airlines.(AA 1283)
Mon,Thu,Fri,Sun 12:23 Boston Logan (BOS) B 14:38 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Boeing 737-800 (738) 3:15 Effective 2026-02-22 through 2026-03-06
Codeshare flight, operated by American Airlines.(AA 1283)
Tue 12:25 Boston Logan (BOS) B 14:40 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Boeing 737-800 (738) 3:15 Effective 2026-02-17 through 2026-02-24
Codeshare flight, operated by American Airlines.(AA 1283)
Wed 12:25 Boston Logan (BOS) B 14:32 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Airbus A319 (319) 3:07 Operates only on 2026-02-18
Codeshare flight, operated by American Airlines.(AA 1283)
Tue,Wed 12:25 Boston Logan (BOS) B 14:40 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Boeing 737-800 (738) 3:15 Effective 2026-02-25 through 2026-03-04
Codeshare flight, operated by American Airlines.(AA 1283)
Sat 12:30 Boston Logan (BOS) B 14:48 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Embraer EMB 175 (E75) 3:18 Effective 2026-01-10 through 2026-02-07
Codeshare flight, operated by American Airlines.(AA 4768)
Mon-Fri,Sun 14:43 Boston Logan (BOS) B 16:55 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Embraer EMB 175 (E75) 3:12 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 3984)
Sat 18:45 Boston Logan (BOS) B 21:04 Chicago O'Hare (ORD) 3
JL 7491 Non-stop Embraer EMB 175 (E75) 3:19 Operates only on 2026-03-28
Codeshare flight, operated by American Airlines.(AA 3901)


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JAL flight JL 7491:
Boston Logan - Chicago O'Hare
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
JAL JL7491
06:00
Boston Logan (BOS) B

08:19
Chicago O'Hare (ORD) 3
Operates only on 2026-02-12
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4700)
Duration: 3:19, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
JAL JL7491
06:30
Boston Logan (BOS) B

08:38
Chicago O'Hare (ORD) 3
Effective 2026-03-31 through 2026-04-01
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1328)
Duration: 3:08, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
JAL JL7491
06:52
Boston Logan (BOS) B

09:00
Chicago O'Hare (ORD) 3
Effective 2026-03-29 through 2026-04-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1328)
Duration: 3:08, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
JAL JL7491
06:52
Boston Logan (BOS) B

09:05
Chicago O'Hare (ORD) 3
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1509)
Duration: 3:13, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
JAL JL7491
07:00
Boston Logan (BOS) B

09:05
Chicago O'Hare (ORD) 3
Effective 2026-07-02 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1509)
Duration: 3:05, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
JAL JL7491
07:02
Boston Logan (BOS) B

09:05
Chicago O'Hare (ORD) 3
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1509)
Duration: 3:03, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
JAL JL7491
07:04
Boston Logan (BOS) B

09:05
Chicago O'Hare (ORD) 3
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1509)
Duration: 3:01, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
JAL JL7491
07:08
Boston Logan (BOS) B

09:05
Chicago O'Hare (ORD) 3
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 1509)
Duration: 2:57, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
JAL JL7491
10:30
Boston Logan (BOS) B

12:36
Chicago O'Hare (ORD) 3
Effective 2026-03-14 through 2026-03-21
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4413)
Duration: 3:06, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
JAL JL7491
10:44
Boston Logan (BOS) B

12:54
Chicago O'Hare (ORD) 3
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4413)
Duration: 3:10, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
JAL JL7491
12:20
Boston Logan (BOS) B

14:39
Chicago O'Hare (ORD) 3
Effective 2026-02-14 through 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4413)
Duration: 3:19, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
JAL JL7491
12:21
Boston Logan (BOS) B

14:24
Chicago O'Hare (ORD) 3
Effective 2026-03-08 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 2489)
Duration: 3:03, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
JAL JL7491
12:23
Boston Logan (BOS) B

14:38
Chicago O'Hare (ORD) 3
Effective 2026-02-13 through 2026-02-20
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1283)
Duration: 3:15, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
JAL JL7491
12:23
Boston Logan (BOS) B

14:38
Chicago O'Hare (ORD) 3
Effective 2026-02-22 through 2026-03-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 1283)
Duration: 3:15, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
JAL JL7491
12:25
Boston Logan (BOS) B

14:40
Chicago O'Hare (ORD) 3
Effective 2026-02-17 through 2026-02-24
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1283)
Duration: 3:15, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
JAL JL7491
12:25
Boston Logan (BOS) B

14:32
Chicago O'Hare (ORD) 3
Operates only on 2026-02-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1283)
Duration: 3:07, non-stop
Airbus A319 (319)
Direct Codeshare Flights:
JAL JL7491
12:25
Boston Logan (BOS) B

14:40
Chicago O'Hare (ORD) 3
Effective 2026-02-25 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 1283)
Duration: 3:15, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
JAL JL7491
12:30
Boston Logan (BOS) B

14:48
Chicago O'Hare (ORD) 3
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4768)
Duration: 3:18, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
JAL JL7491
14:43
Boston Logan (BOS) B

16:55
Chicago O'Hare (ORD) 3
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3984)
Duration: 3:12, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
JAL JL7491
18:45
Boston Logan (BOS) B

21:04
Chicago O'Hare (ORD) 3
Operates only on 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3901)
Duration: 3:19, non-stop
Embraer EMB 175 (E75)
  • JL 7491 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 2:57 and 3:19.
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