Aer Lingus flights from Chicago O'Hare (ORD) to Louisville (SDF).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 06:40 Chicago O'Hare (ORD) 3 09:05 Louisville (SDF)
Aer Lingus EI 7309 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:25 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 3769)
Mon,Fri,Sun 15:14 Chicago O'Hare (ORD) 3 17:40 Louisville (SDF)
Aer Lingus EI 7309 Non-stop Embraer EMB 175 (E75) 1:26 Effective 2026-03-01 through 2026-03-06
Codeshare flight, operated by American Airlines.(AA 4432)
Daily 15:17 Chicago O'Hare (ORD) 3 17:41 Louisville (SDF)
Aer Lingus EI 7309 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:24 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 3581)
Daily 18:30 Chicago O'Hare (ORD) 3 20:55 Louisville (SDF)
Aer Lingus EI 7392 Non-stop Embraer EMB 175 (E75) 1:25 Effective 2026-04-07 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 3851)
Mon,Wed,Fri,Sun 18:54 Chicago O'Hare (ORD) 3 21:23 Louisville (SDF)
Aer Lingus EI 7392 Non-stop Embraer EMB 175 (E75) 1:29 Effective 2026-03-01 through 2026-03-06
Codeshare flight, operated by American Airlines.(AA 4593)
Mon,Wed,Fri-Sun 18:54 Chicago O'Hare (ORD) 3 21:27 Louisville (SDF)
Aer Lingus EI 7392 Non-stop Embraer EMB 175 (E75) 1:33 Effective 2026-03-08 through 2026-03-16
Codeshare flight, operated by American Airlines.(AA 4593)
Daily 18:54 Chicago O'Hare (ORD) 3 21:27 Louisville (SDF)
Aer Lingus EI 7392 Non-stop Embraer EMB 175 (E75) 1:33 Effective 2026-03-17 through 2026-04-06
Codeshare flight, operated by American Airlines.(AA 4593)
Daily 19:15 Chicago O'Hare (ORD) 3 21:54 Louisville (SDF)
Aer Lingus EI 7392 Non-stop Embraer EMB 175 (E75) 1:39 Valid until 2026-01-04
Codeshare flight, operated by American Airlines.(AA 4593)
Sat 20:49 Chicago O'Hare (ORD) 3 23:19 Louisville (SDF)
Aer Lingus EI 7392 Non-stop Embraer EMB 175 (E75) 1:30 Operates only on 2026-01-10
Codeshare flight, operated by American Airlines.(AA 4480)
Sat 20:49 Chicago O'Hare (ORD) 3 23:19 Louisville (SDF)
Aer Lingus EI 7392 Non-stop Embraer EMB 175 (E75) 1:30 Effective 2026-01-24 through 2026-02-07
Codeshare flight, operated by American Airlines.(AA 4480)
Daily 20:20 Chicago O'Hare (ORD) 3 22:59 Louisville (SDF)
Aer Lingus EI 7450 Non-stop Embraer EMB 175 (E75) 1:39 Effective 2026-05-21 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 4603)
Daily 20:20 Chicago O'Hare (ORD) 3 23:03 Louisville (SDF)
Aer Lingus EI 7450 Non-stop Embraer EMB 175 (E75) 1:43 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 4603)
Daily 20:20 Chicago O'Hare (ORD) 3 23:01 Louisville (SDF)
Aer Lingus EI 7450 Non-stop Embraer EMB 175 (E75) 1:41 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 4603)
Daily 20:20 Chicago O'Hare (ORD) 3 22:58 Louisville (SDF)
Aer Lingus EI 7450 Non-stop Embraer EMB 175 (E75) 1:38 Effective 2026-09-09 through 2026-10-04
Codeshare flight, operated by American Airlines.(AA 4603)
Daily 20:20 Chicago O'Hare (ORD) 3 22:55 Louisville (SDF)
Aer Lingus EI 7450 Non-stop Embraer EMB 175 (E75) 1:35 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 4603)
Sat 20:34 Chicago O'Hare (ORD) 3 23:16 Louisville (SDF)
Aer Lingus EI 7450 Non-stop Embraer EMB 175 (E75) 1:42 Operates only on 2026-01-03
Codeshare flight, operated by American Airlines.(AA 4603)
Mon-Fri,Sun 20:49 Chicago O'Hare (ORD) 3 23:19 Louisville (SDF)
Aer Lingus EI 7450 Non-stop Embraer EMB 175 (E75) 1:30 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 4603)
Mon,Tue,Thu,Fri,Sun 20:53 Chicago O'Hare (ORD) 3 23:30 Louisville (SDF)
Aer Lingus EI 7450 Non-stop Embraer EMB 175 (E75) 1:37 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 4603)
Daily 06:40 Chicago O'Hare (ORD) 3 09:04 Louisville (SDF)
Aer Lingus EI 7485 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:24 Effective 2026-05-21 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 3789)
Daily 06:40 Chicago O'Hare (ORD) 3 09:02 Louisville (SDF)
Aer Lingus EI 7485 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:22 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 3800)
Daily 06:40 Chicago O'Hare (ORD) 3 09:01 Louisville (SDF)
Aer Lingus EI 7485 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:21 Effective 2026-09-09 through 2026-10-04
Codeshare flight, operated by American Airlines.(AA 3529)
Daily 06:50 Chicago O'Hare (ORD) 3 09:18 Louisville (SDF)
Aer Lingus EI 7485 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:28 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 3582)
Daily 16:40 Chicago O'Hare (ORD) 3 19:02 Louisville (SDF)
Aer Lingus EI 7485 Non-stop Embraer EMB 175 (E75) 1:22 Effective 2026-04-07 through 2026-05-20
Codeshare flight, operated by American Airlines.(AA 4599)




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Aer Lingus flights from Chicago O'Hare (ORD) to Louisville (SDF).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Aer Lingus EI7309
06:40
Chicago O'Hare (ORD) 3

09:05
Louisville (SDF)
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3769)
Duration: 1:25, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Aer Lingus EI7309
15:14
Chicago O'Hare (ORD) 3

17:40
Louisville (SDF)
Effective 2026-03-01 through 2026-03-06
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4432)
Duration: 1:26, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Aer Lingus EI7309
15:17
Chicago O'Hare (ORD) 3

17:41
Louisville (SDF)
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3581)
Duration: 1:24, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Aer Lingus EI7392
18:30
Chicago O'Hare (ORD) 3

20:55
Louisville (SDF)
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3851)
Duration: 1:25, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Aer Lingus EI7392
18:54
Chicago O'Hare (ORD) 3

21:23
Louisville (SDF)
Effective 2026-03-01 through 2026-03-06
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4593)
Duration: 1:29, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Aer Lingus EI7392
18:54
Chicago O'Hare (ORD) 3

21:27
Louisville (SDF)
Effective 2026-03-08 through 2026-03-16
Mon
Tue
-
Wed
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4593)
Duration: 1:33, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Aer Lingus EI7392
18:54
Chicago O'Hare (ORD) 3

21:27
Louisville (SDF)
Effective 2026-03-17 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4593)
Duration: 1:33, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Aer Lingus EI7392
19:15
Chicago O'Hare (ORD) 3

21:54
Louisville (SDF)
Valid until 2026-01-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4593)
Duration: 1:39, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Aer Lingus EI7392
20:49
Chicago O'Hare (ORD) 3

23:19
Louisville (SDF)
Operates only on 2026-01-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4480)
Duration: 1:30, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Aer Lingus EI7392
20:49
Chicago O'Hare (ORD) 3

23:19
Louisville (SDF)
Effective 2026-01-24 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4480)
Duration: 1:30, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Aer Lingus EI7450
20:20
Chicago O'Hare (ORD) 3

22:59
Louisville (SDF)
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4603)
Duration: 1:39, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Aer Lingus EI7450
20:20
Chicago O'Hare (ORD) 3

23:03
Louisville (SDF)
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4603)
Duration: 1:43, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Aer Lingus EI7450
20:20
Chicago O'Hare (ORD) 3

23:01
Louisville (SDF)
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4603)
Duration: 1:41, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Aer Lingus EI7450
20:20
Chicago O'Hare (ORD) 3

22:58
Louisville (SDF)
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4603)
Duration: 1:38, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Aer Lingus EI7450
20:20
Chicago O'Hare (ORD) 3

22:55
Louisville (SDF)
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4603)
Duration: 1:35, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Aer Lingus EI7450
20:34
Chicago O'Hare (ORD) 3

23:16
Louisville (SDF)
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4603)
Duration: 1:42, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Aer Lingus EI7450
20:49
Chicago O'Hare (ORD) 3

23:19
Louisville (SDF)
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4603)
Duration: 1:30, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Aer Lingus EI7450
20:53
Chicago O'Hare (ORD) 3

23:30
Louisville (SDF)
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4603)
Duration: 1:37, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Aer Lingus EI7485
06:40
Chicago O'Hare (ORD) 3

09:04
Louisville (SDF)
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3789)
Duration: 1:24, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Aer Lingus EI7485
06:40
Chicago O'Hare (ORD) 3

09:02
Louisville (SDF)
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3800)
Duration: 1:22, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Aer Lingus EI7485
06:40
Chicago O'Hare (ORD) 3

09:01
Louisville (SDF)
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3529)
Duration: 1:21, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Aer Lingus EI7485
06:50
Chicago O'Hare (ORD) 3

09:18
Louisville (SDF)
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3582)
Duration: 1:28, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Aer Lingus EI7485
16:40
Chicago O'Hare (ORD) 3

19:02
Louisville (SDF)
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4599)
Duration: 1:22, non-stop
Embraer EMB 175 (E75)
  • A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at Louisville airport (SDF).
  • The flight distance is 287 miles, or 461 km.
  • The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-5 . 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 1:21 and 1:43.
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