Aer Lingus flight EI 7520: Louisville - Chicago O'Hare

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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 06:34 Louisville (SDF) 07:15 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Canadair CRJ 900 (CR9) 1:41 Effective 2025-09-03 through 2025-10-05
Codeshare flight, operated by American Airlines.(AA 4622)
Daily 08:31 Louisville (SDF) 09:10 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Embraer EMB 175 (E75) 1:39 Effective 2025-11-02 through 2025-12-02
Codeshare flight, operated by American Airlines.(AA 4476)
Daily 08:56 Louisville (SDF) 09:32 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Canadair CRJ 900 (CR9) 1:36 Effective 2025-05-05 through 2025-06-04
Codeshare flight, operated by American Airlines.(AA 4367)
Wed 10:04 Louisville (SDF) 10:41 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:37 Operates only on 2025-08-20
Codeshare flight, operated by American Airlines.(AA 3686)
Daily 10:34 Louisville (SDF) 11:10 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Canadair CRJ 900 (CR9) 1:36 Effective 2025-10-06 through 2025-10-25
Codeshare flight, operated by American Airlines.(AA 3769)
Daily 11:13 Louisville (SDF) 11:50 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:37 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 3732)
Mon-Wed,Sat,Sun 11:50 Louisville (SDF) 12:35 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Canadair CRJ 900 (CR9) 1:45 Valid until 2025-05-03
Codeshare flight, operated by American Airlines.(AA 5731)
Thu,Fri 11:50 Louisville (SDF) 12:28 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Canadair CRJ 900 (CR9) 1:38 Valid until 2025-05-02
Codeshare flight, operated by American Airlines.(AA 4471)
Sun 11:50 Louisville (SDF) 12:20 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Canadair CRJ 900 (CR9) 1:30 Operates only on 2025-05-04
Codeshare flight, operated by American Airlines.(AA 3305)
Daily 12:02 Louisville (SDF) 12:40 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Embraer EMB 175 (E75) 1:38 Effective 2025-12-03 through 2025-12-17
Codeshare flight, operated by American Airlines.(AA 4629)
Mon,Tue,Thu-Sun 12:08 Louisville (SDF) 12:40 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Canadair CRJ 900 (CR9) 1:32 Effective 2025-12-18 through 2025-12-23
Codeshare flight, operated by American Airlines.(AA 3732)
Daily 12:08 Louisville (SDF) 12:40 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:32 Effective 2025-12-25 through 2026-01-05
Codeshare flight, operated by American Airlines.(AA 3732)
Daily 14:34 Louisville (SDF) 15:07 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Canadair CRJ 900 (CR9) 1:33 Effective 2025-06-05 through 2025-07-04
Codeshare flight, operated by American Airlines.(AA 3976)
Mon-Fri,Sun 14:37 Louisville (SDF) 15:15 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Embraer EMB 175 (E75) 1:38 Effective 2025-07-06 through 2025-08-05
Codeshare flight, operated by American Airlines.(AA 3976)
Sat 14:42 Louisville (SDF) 15:20 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Canadair CRJ 900 (CR9) 1:38 Operates only on 2025-07-05
Codeshare flight, operated by American Airlines.(AA 3976)
Sat 14:42 Louisville (SDF) 15:20 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Embraer EMB 175 (E75) 1:38 Effective 2025-07-12 through 2025-08-02
Codeshare flight, operated by American Airlines.(AA 3976)
Daily 18:54 Louisville (SDF) 19:29 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:35 Effective 2025-08-06 through 2025-08-19
Codeshare flight, operated by American Airlines.(AA 3509)
Daily 18:54 Louisville (SDF) 19:29 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:35 Effective 2025-08-21 through 2025-09-02
Codeshare flight, operated by American Airlines.(AA 3509)
Daily 19:23 Louisville (SDF) 19:50 Chicago O'Hare (ORD) 3
EI 7520 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:27 Effective from 2026-02-12
Codeshare flight, operated by American Airlines.(AA 3901)
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Aer Lingus flight EI 7520:
Louisville - Chicago O'Hare
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Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Aer Lingus EI7520
06:34
Louisville (SDF)

07:15
Chicago O'Hare (ORD) 3
Effective 2025-09-03 through 2025-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4622)
Duration: 1:41, non-stop
Canadair CRJ 900 (CR9)
Aer Lingus EI7520
08:31
Louisville (SDF)

09:10
Chicago O'Hare (ORD) 3
Effective 2025-11-02 through 2025-12-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4476)
Duration: 1:39, non-stop
Embraer EMB 175 (E75)
Aer Lingus EI7520
08:56
Louisville (SDF)

09:32
Chicago O'Hare (ORD) 3
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4367)
Duration: 1:36, non-stop
Canadair CRJ 900 (CR9)
Aer Lingus EI7520
10:04
Louisville (SDF)

10:41
Chicago O'Hare (ORD) 3
Operates only on 2025-08-20
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3686)
Duration: 1:37, non-stop
Embraer EMB 170 / EMB 175 (E70)
Aer Lingus EI7520
10:34
Louisville (SDF)

11:10
Chicago O'Hare (ORD) 3
Effective 2025-10-06 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3769)
Duration: 1:36, non-stop
Canadair CRJ 900 (CR9)
Aer Lingus EI7520
11:13
Louisville (SDF)

11:50
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 3732)
Duration: 1:37, non-stop
Embraer EMB 170 / EMB 175 (E70)
Aer Lingus EI7520
11:50
Louisville (SDF)

12:35
Chicago O'Hare (ORD) 3
Valid until 2025-05-03
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5731)
Duration: 1:45, non-stop
Canadair CRJ 900 (CR9)
Aer Lingus EI7520
11:50
Louisville (SDF)

12:28
Chicago O'Hare (ORD) 3
Valid until 2025-05-02
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 4471)
Duration: 1:38, non-stop
Canadair CRJ 900 (CR9)
Aer Lingus EI7520
11:50
Louisville (SDF)

12:20
Chicago O'Hare (ORD) 3
Operates only on 2025-05-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3305)
Duration: 1:30, non-stop
Canadair CRJ 900 (CR9)
Aer Lingus EI7520
12:02
Louisville (SDF)

12:40
Chicago O'Hare (ORD) 3
Effective 2025-12-03 through 2025-12-17
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4629)
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Aer Lingus EI7520
12:08
Louisville (SDF)

12:40
Chicago O'Hare (ORD) 3
Effective 2025-12-18 through 2025-12-23
Mon
Tue
Wed
-
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3732)
Duration: 1:32, non-stop
Canadair CRJ 900 (CR9)
Aer Lingus EI7520
12:08
Louisville (SDF)

12:40
Chicago O'Hare (ORD) 3
Effective 2025-12-25 through 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3732)
Duration: 1:32, non-stop
Embraer EMB 170 / EMB 175 (E70)
Aer Lingus EI7520
14:34
Louisville (SDF)

15:07
Chicago O'Hare (ORD) 3
Effective 2025-06-05 through 2025-07-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3976)
Duration: 1:33, non-stop
Canadair CRJ 900 (CR9)
Aer Lingus EI7520
14:37
Louisville (SDF)

15:15
Chicago O'Hare (ORD) 3
Effective 2025-07-06 through 2025-08-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3976)
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Aer Lingus EI7520
14:42
Louisville (SDF)

15:20
Chicago O'Hare (ORD) 3
Operates only on 2025-07-05
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3976)
Duration: 1:38, non-stop
Canadair CRJ 900 (CR9)
Aer Lingus EI7520
14:42
Louisville (SDF)

15:20
Chicago O'Hare (ORD) 3
Effective 2025-07-12 through 2025-08-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3976)
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Aer Lingus EI7520
18:54
Louisville (SDF)

19:29
Chicago O'Hare (ORD) 3
Effective 2025-08-06 through 2025-08-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3509)
Duration: 1:35, non-stop
Embraer EMB 170 / EMB 175 (E70)
Aer Lingus EI7520
18:54
Louisville (SDF)

19:29
Chicago O'Hare (ORD) 3
Effective 2025-08-21 through 2025-09-02
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3509)
Duration: 1:35, non-stop
Embraer EMB 170 / EMB 175 (E70)
Aer Lingus EI7520
19:23
Louisville (SDF)

19:50
Chicago O'Hare (ORD) 3
Effective from 2026-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3901)
Duration: 1:27, non-stop
Embraer EMB 170 / EMB 175 (E70)
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  • EI 7520 is a domestic flight departing from the Louisville airport (SDF) and arriving at Chicago O'Hare airport (ORD).
  • The flight distance is 287 miles, or 461 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 1:27 and 1:45.
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