United Airlines flights from Louisville (SDF) to Chicago O'Hare (ORD).

FLIGHT SCHEDULE
Direct Flights:
Daily 05:35 Louisville (SDF) 06:19 Chicago O'Hare (ORD) 2 United Airlines UA 3422 Non-stop Embraer EMB 175 (E7W) 1:44 Effective 2026-01-06 through 2026-02-03
Daily 05:35 Louisville (SDF) 06:19 Chicago O'Hare (ORD) 2 United Airlines UA 3422 Non-stop Embraer EMB 175 (E7W) 1:44 Effective 2026-02-05 through 2026-03-28
Daily 05:40 Louisville (SDF) 06:24 Chicago O'Hare (ORD) 2 United Airlines UA 3422 Non-stop Embraer EMB 175 (E7W) 1:44 Valid until 2026-01-05
Daily 07:15 Louisville (SDF) 07:55 Chicago O'Hare (ORD) 2 United Airlines UA 3422 Non-stop Embraer EMB 175 (E7W) 1:40 Effective 2026-03-29 through 2026-04-29
Daily 07:30 Louisville (SDF) 08:00 Chicago O'Hare (ORD) 2 United Airlines UA 3422 Non-stop Embraer EMB 175 (E7W) 1:30 Effective from 2026-04-30
Wed 14:05 Louisville (SDF) 14:49 Chicago O'Hare (ORD) 2 United Airlines UA 3473 Non-stop Embraer EMB 175 (E7W) 1:44 Operates only on 2026-02-04
Daily 18:00 Louisville (SDF) 18:36 Chicago O'Hare (ORD) 2 United Airlines UA 3518 Non-stop Embraer EMB 175 (E7W) 1:36 Effective from 2026-04-30
Daily 11:00 Louisville (SDF) 11:31 Chicago O'Hare (ORD) 2 United Airlines UA 3520 Non-stop Embraer EMB 175 (E7W) 1:31 Effective from 2026-04-30
Daily 08:29 Louisville (SDF) 09:13 Chicago O'Hare (ORD) 2 United Airlines UA 3653 Non-stop Embraer EMB 175 (E7W) 1:44 Effective 2026-01-06 through 2026-02-03
Daily 08:29 Louisville (SDF) 09:13 Chicago O'Hare (ORD) 2 United Airlines UA 3653 Non-stop Embraer EMB 175 (E7W) 1:44 Effective 2026-02-05 through 2026-02-11
Wed 08:45 Louisville (SDF) 09:29 Chicago O'Hare (ORD) 2 United Airlines UA 3653 Non-stop Embraer EMB 175 (E7W) 1:44 Operates only on 2026-02-04
Daily 09:00 Louisville (SDF) 09:44 Chicago O'Hare (ORD) 2 United Airlines UA 3653 Non-stop Embraer EMB 175 (E7W) 1:44 Effective 2026-02-12 through 2026-03-28
Daily 09:00 Louisville (SDF) 09:40 Chicago O'Hare (ORD) 2 United Airlines UA 3653 Non-stop Embraer EMB 175 (E7W) 1:40 Effective 2026-03-29 through 2026-04-29
Daily 09:00 Louisville (SDF) 09:31 Chicago O'Hare (ORD) 2 United Airlines UA 3653 Non-stop Embraer EMB 175 (E7W) 1:31 Effective from 2026-05-21
Daily 09:05 Louisville (SDF) 09:49 Chicago O'Hare (ORD) 2 United Airlines UA 3653 Non-stop Embraer EMB 175 (E7W) 1:44 Valid until 2026-01-05
Mon-Wed,Fri-Sun 10:50 Louisville (SDF) 11:33 Chicago O'Hare (ORD) 2 United Airlines UA 4188 Non-stop Canadair CRJ 550 (CR5) 1:43 Valid until 2026-01-04
Mon,Thu-Sun 11:10 Louisville (SDF) 11:53 Chicago O'Hare (ORD) 2 United Airlines UA 4188 Non-stop Canadair CRJ 550 (CR5) 1:43 Effective 2026-01-08 through 2026-02-09
Daily 13:55 Louisville (SDF) 14:31 Chicago O'Hare (ORD) 2 United Airlines UA 4412 Non-stop Canadair CRJ 550 (CR5) 1:36 Effective from 2026-04-30
Daily 14:00 Louisville (SDF) 14:43 Chicago O'Hare (ORD) 2 United Airlines UA 4412 Non-stop Canadair CRJ 550 (CR5) 1:43 Valid until 2026-01-05
Mon,Tue,Thu-Sun 18:11 Louisville (SDF) 18:54 Chicago O'Hare (ORD) 2 United Airlines UA 4451 Non-stop Canadair CRJ 550 (CR5) 1:43 Valid until 2026-01-05
Daily 17:45 Louisville (SDF) 18:40 Chicago O'Hare (ORD) 2 United Airlines UA 4510 Non-stop Canadair CRJ 550 (CR5) 1:55 Effective 2026-03-05 through 2026-03-28
Mon-Fri,Sun 18:12 Louisville (SDF) 18:55 Chicago O'Hare (ORD) 2 United Airlines UA 4510 Non-stop Canadair CRJ 550 (CR5) 1:43 Effective 2026-01-06 through 2026-02-08
Tue,Wed 18:12 Louisville (SDF) 18:55 Chicago O'Hare (ORD) 2 United Airlines UA 4510 Non-stop Canadair CRJ 550 (CR5) 1:43 Effective 2026-02-10 through 2026-02-11
Daily 17:54 Louisville (SDF) 18:49 Chicago O'Hare (ORD) 2 United Airlines UA 5280 Non-stop Canadair CRJ 550 (CR5) 1:55 Effective 2026-02-12 through 2026-03-04
Mon-Sat 13:58 Louisville (SDF) 14:45 Chicago O'Hare (ORD) 2 United Airlines UA 5282 Non-stop Embraer EMB 175 (E7W) 1:47 Effective 2026-03-05 through 2026-03-28
Sun 13:58 Louisville (SDF) 14:43 Chicago O'Hare (ORD) 2 United Airlines UA 5282 Non-stop Canadair CRJ 550 (CR5) 1:45 Effective 2026-03-08 through 2026-03-22
Mon 14:05 Louisville (SDF) 14:49 Chicago O'Hare (ORD) 2 United Airlines UA 5305 Non-stop Embraer EMB 175 (E7W) 1:44 Operates only on 2026-02-09
Daily 17:45 Louisville (SDF) 18:37 Chicago O'Hare (ORD) 2 United Airlines UA 5588 Non-stop Embraer EMB 175 (E7W) 1:52 Effective 2026-03-29 through 2026-04-29
Daily 13:58 Louisville (SDF) 14:36 Chicago O'Hare (ORD) 2 United Airlines UA 5612 Non-stop Canadair CRJ 550 (CR5) 1:38 Effective 2026-03-29 through 2026-04-29
Mon-Fri,Sun 14:05 Louisville (SDF) 14:49 Chicago O'Hare (ORD) 2 United Airlines UA 5615 Non-stop Embraer EMB 175 (E7W) 1:44 Effective 2026-01-06 through 2026-02-02
Sat 14:05 Louisville (SDF) 14:48 Chicago O'Hare (ORD) 2 United Airlines UA 5615 Non-stop Canadair CRJ 550 (CR5) 1:43 Effective 2026-01-10 through 2026-01-24
Tue,Sat 14:05 Louisville (SDF) 14:48 Chicago O'Hare (ORD) 2 United Airlines UA 5615 Non-stop Canadair CRJ 550 (CR5) 1:43 Effective 2026-01-31 through 2026-02-07
Tue-Fri,Sun 14:05 Louisville (SDF) 14:49 Chicago O'Hare (ORD) 2 United Airlines UA 5615 Non-stop Embraer EMB 175 (E7W) 1:44 Effective 2026-02-05 through 2026-02-11
Mon 10:50 Louisville (SDF) 11:33 Chicago O'Hare (ORD) 2 United Airlines UA 5728 Non-stop Canadair CRJ 550 (CR5) 1:43 Operates only on 2026-01-05
Mon 18:12 Louisville (SDF) 18:55 Chicago O'Hare (ORD) 2 United Airlines UA 5728 Non-stop Canadair CRJ 550 (CR5) 1:43 Operates only on 2026-02-09
Daily 14:05 Louisville (SDF) 14:50 Chicago O'Hare (ORD) 2 United Airlines UA 5744 Non-stop Canadair CRJ 550 (CR5) 1:45 Effective 2026-02-12 through 2026-03-04

A domestic route 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 1:30 and 1:55.

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FLIGHT SCHEDULE

Direct Flights:

United Airlines UA3422

05:35

Louisville (SDF)

06:19

Chicago O'Hare (ORD) 2

Effective 2026-01-06 through 2026-02-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:44, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA3422

05:35

Louisville (SDF)

06:19

Chicago O'Hare (ORD) 2

Effective 2026-02-05 through 2026-03-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:44, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA3422

05:40

Louisville (SDF)

06:24

Chicago O'Hare (ORD) 2

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:44, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA3422

07:15

Louisville (SDF)

07:55

Chicago O'Hare (ORD) 2

Effective 2026-03-29 through 2026-04-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:40, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA3422

07:30

Louisville (SDF)

08:00

Chicago O'Hare (ORD) 2

Effective from 2026-04-30

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:30, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA3473

14:05

Louisville (SDF)

14:49

Chicago O'Hare (ORD) 2

Operates only on 2026-02-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:44, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA3518

18:00

Louisville (SDF)

18:36

Chicago O'Hare (ORD) 2

Effective from 2026-04-30

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:36, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA3520

11:00

Louisville (SDF)

11:31

Chicago O'Hare (ORD) 2

Effective from 2026-04-30

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:31, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA3653

08:29

Louisville (SDF)

09:13

Chicago O'Hare (ORD) 2

Effective 2026-01-06 through 2026-02-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:44, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA3653

08:29

Louisville (SDF)

09:13

Chicago O'Hare (ORD) 2

Effective 2026-02-05 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:44, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA3653

08:45

Louisville (SDF)

09:29

Chicago O'Hare (ORD) 2

Operates only on 2026-02-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:44, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA3653

09:00

Louisville (SDF)

09:44

Chicago O'Hare (ORD) 2

Effective 2026-02-12 through 2026-03-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:44, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA3653

09:00

Louisville (SDF)

09:40

Chicago O'Hare (ORD) 2

Effective 2026-03-29 through 2026-04-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:40, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA3653

09:00

Louisville (SDF)

09:31

Chicago O'Hare (ORD) 2

Effective from 2026-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:31, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA3653

09:05

Louisville (SDF)

09:49

Chicago O'Hare (ORD) 2

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:44, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA4188

10:50

Louisville (SDF)

11:33

Chicago O'Hare (ORD) 2

Valid until 2026-01-04

Mon

Tue

Wed

Thu
-

Fri

Sat

Sun

Duration: 1:43, non-stop
Canadair CRJ 550 (CR5)

Direct Flights:

United Airlines UA4188

11:10

Louisville (SDF)

11:53

Chicago O'Hare (ORD) 2

Effective 2026-01-08 through 2026-02-09

Mon

Tue
-

Wed
-

Thu

Fri

Sat

Sun

Duration: 1:43, non-stop
Canadair CRJ 550 (CR5)

Direct Flights:

United Airlines UA4412

13:55

Louisville (SDF)

14:31

Chicago O'Hare (ORD) 2

Effective from 2026-04-30

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:36, non-stop
Canadair CRJ 550 (CR5)

Direct Flights:

United Airlines UA4412

14:00

Louisville (SDF)

14:43

Chicago O'Hare (ORD) 2

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:43, non-stop
Canadair CRJ 550 (CR5)

Direct Flights:

United Airlines UA4451

18:11

Louisville (SDF)

18:54

Chicago O'Hare (ORD) 2

Valid until 2026-01-05

Mon

Tue

Wed
-

Thu

Fri

Sat

Sun

Duration: 1:43, non-stop
Canadair CRJ 550 (CR5)

Direct Flights:

United Airlines UA4510

17:45

Louisville (SDF)

18:40

Chicago O'Hare (ORD) 2

Effective 2026-03-05 through 2026-03-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:55, non-stop
Canadair CRJ 550 (CR5)

Direct Flights:

United Airlines UA4510

18:12

Louisville (SDF)

18:55

Chicago O'Hare (ORD) 2

Effective 2026-01-06 through 2026-02-08

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 1:43, non-stop
Canadair CRJ 550 (CR5)

Direct Flights:

United Airlines UA4510

18:12

Louisville (SDF)

18:55

Chicago O'Hare (ORD) 2

Effective 2026-02-10 through 2026-02-11

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:43, non-stop
Canadair CRJ 550 (CR5)

Direct Flights:

United Airlines UA5280

17:54

Louisville (SDF)

18:49

Chicago O'Hare (ORD) 2

Effective 2026-02-12 through 2026-03-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:55, non-stop
Canadair CRJ 550 (CR5)

Direct Flights:

United Airlines UA5282

13:58

Louisville (SDF)

14:45

Chicago O'Hare (ORD) 2

Effective 2026-03-05 through 2026-03-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Duration: 1:47, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5282

13:58

Louisville (SDF)

14:43

Chicago O'Hare (ORD) 2

Effective 2026-03-08 through 2026-03-22

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 1:45, non-stop
Canadair CRJ 550 (CR5)

Direct Flights:

United Airlines UA5305

14:05

Louisville (SDF)

14:49

Chicago O'Hare (ORD) 2

Operates only on 2026-02-09

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:44, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5588

17:45

Louisville (SDF)

18:37

Chicago O'Hare (ORD) 2

Effective 2026-03-29 through 2026-04-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:52, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5612

13:58

Louisville (SDF)

14:36

Chicago O'Hare (ORD) 2

Effective 2026-03-29 through 2026-04-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:38, non-stop
Canadair CRJ 550 (CR5)

Direct Flights:

United Airlines UA5615

14:05

Louisville (SDF)

14:49

Chicago O'Hare (ORD) 2

Effective 2026-01-06 through 2026-02-02

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 1:44, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5615

14:05

Louisville (SDF)

14:48

Chicago O'Hare (ORD) 2

Effective 2026-01-10 through 2026-01-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:43, non-stop
Canadair CRJ 550 (CR5)

Direct Flights:

United Airlines UA5615

14:05

Louisville (SDF)

14:48

Chicago O'Hare (ORD) 2

Effective 2026-01-31 through 2026-02-07

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 1:43, non-stop
Canadair CRJ 550 (CR5)

Direct Flights:

United Airlines UA5615

14:05

Louisville (SDF)

14:49

Chicago O'Hare (ORD) 2

Effective 2026-02-05 through 2026-02-11

Mon
-

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 1:44, non-stop
Embraer EMB 175 (E7W)

Direct Flights:

United Airlines UA5728

10:50

Louisville (SDF)

11:33

Chicago O'Hare (ORD) 2

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:43, non-stop
Canadair CRJ 550 (CR5)

Direct Flights:

United Airlines UA5728

18:12

Louisville (SDF)

18:55

Chicago O'Hare (ORD) 2

Operates only on 2026-02-09

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 1:43, non-stop
Canadair CRJ 550 (CR5)

Direct Flights:

United Airlines UA5744

14:05

Louisville (SDF)

14:50

Chicago O'Hare (ORD) 2

Effective 2026-02-12 through 2026-03-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:45, non-stop
Canadair CRJ 550 (CR5)

A domestic route 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 1:30 and 1:55.

All SDF-ORD flights

All United Airlines flights

Return (ORD-SDF) flights

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