All airlines flying from Chattanooga (CHA) to Chicago O'Hare (ORD).

FLIGHT SCHEDULE
Direct Flights:
Daily 17:30 Chattanooga (CHA) 18:35 Chicago O'Hare (ORD) 2 United Airlines UA 4181 Non-stop Canadair CRJ 550 (CR5) 2:05 Effective 2025-08-01 through 2025-08-18
Mon,Thu,Fri,Sun 17:35 Chattanooga (CHA) 18:40 Chicago O'Hare (ORD) 2 United Airlines UA 4189 Non-stop Canadair CRJ 550 (CR5) 2:05 Effective 2025-05-22 through 2025-06-23
Daily 17:30 Chattanooga (CHA) 18:35 Chicago O'Hare (ORD) 2 United Airlines UA 4390 Non-stop Canadair CRJ 550 (CR5) 2:05 Effective 2025-06-26 through 2025-07-03
Daily 17:30 Chattanooga (CHA) 18:35 Chicago O'Hare (ORD) 2 United Airlines UA 4390 Non-stop Canadair CRJ 550 (CR5) 2:05 Effective 2025-07-05 through 2025-07-31
Daily 06:45 Chattanooga (CHA) 07:49 Chicago O'Hare (ORD) 2 United Airlines UA 4392 Non-stop Canadair CRJ 550 (CR5) 2:04 Effective 2025-05-22 through 2025-06-25
Daily 07:00 Chattanooga (CHA) 07:53 Chicago O'Hare (ORD) 2 United Airlines UA 4392 Non-stop Canadair CRJ 550 (CR5) 1:53 Effective from 2025-10-26
Daily 07:01 Chattanooga (CHA) 08:05 Chicago O'Hare (ORD) 2 United Airlines UA 4392 Non-stop Canadair CRJ 550 (CR5) 2:04 Effective 2025-06-26 through 2025-08-18
Daily 12:10 Chattanooga (CHA) 13:15 Chicago O'Hare (ORD) 2 United Airlines UA 4407 Non-stop Canadair CRJ 550 (CR5) 2:05 Effective 2025-05-22 through 2025-06-06
Mon-Fri,Sun 12:10 Chattanooga (CHA) 13:15 Chicago O'Hare (ORD) 2 United Airlines UA 4407 Non-stop Canadair CRJ 550 (CR5) 2:05 Effective 2025-06-08 through 2025-06-27
Daily 12:10 Chattanooga (CHA) 13:15 Chicago O'Hare (ORD) 2 United Airlines UA 4407 Non-stop Canadair CRJ 550 (CR5) 2:05 Effective 2025-06-28 through 2025-08-18
Daily 12:10 Chattanooga (CHA) 13:08 Chicago O'Hare (ORD) 2 United Airlines UA 4407 Non-stop Canadair CRJ 550 (CR5) 1:58 Effective 2025-08-19 through 2025-09-24
Daily 12:10 Chattanooga (CHA) 13:08 Chicago O'Hare (ORD) 2 United Airlines UA 4407 Non-stop Canadair CRJ 550 (CR5) 1:58 Effective from 2025-10-26
Daily 12:11 Chattanooga (CHA) 13:14 Chicago O'Hare (ORD) 2 United Airlines UA 4407 Non-stop Canadair CRJ 550 (CR5) 2:03 Effective 2025-09-25 through 2025-10-25
Daily 12:14 Chattanooga (CHA) 13:15 Chicago O'Hare (ORD) 2 United Airlines UA 4407 Non-stop Canadair CRJ 550 (CR5) 2:01 Valid until 2025-05-21
Daily 07:00 Chattanooga (CHA) 08:05 Chicago O'Hare (ORD) 2 United Airlines UA 4511 Non-stop Canadair CRJ 550 (CR5) 2:05 Effective 2025-05-02 through 2025-05-21
Daily 14:01 Chattanooga (CHA) 15:04 Chicago O'Hare (ORD) 2 United Airlines UA 4540 Non-stop Canadair CRJ 550 (CR5) 2:03 Effective 2025-08-19 through 2025-10-25
Mon,Tue,Thu-Sat 17:34 Chattanooga (CHA) 18:50 Chicago O'Hare (ORD) 2 United Airlines UA 4616 Non-stop Canadair CRJ 550 (CR5) 2:16 Valid until 2025-05-06
Mon,Tue,Fri,Sat 17:34 Chattanooga (CHA) 18:50 Chicago O'Hare (ORD) 2 United Airlines UA 4616 Non-stop Canadair CRJ 550 (CR5) 2:16 Effective 2025-05-09 through 2025-05-20
Daily 07:00 Chattanooga (CHA) 07:53 Chicago O'Hare (ORD) 2 United Airlines UA 4639 Non-stop Canadair CRJ 550 (CR5) 1:53 Effective 2025-08-19 through 2025-09-24
Daily 07:00 Chattanooga (CHA) 08:03 Chicago O'Hare (ORD) 2 United Airlines UA 4639 Non-stop Canadair CRJ 550 (CR5) 2:03 Effective 2025-09-25 through 2025-10-25
Thu 07:00 Chattanooga (CHA) 08:05 Chicago O'Hare (ORD) 2 United Airlines UA 4680 Non-stop Canadair CRJ 550 (CR5) 2:05 Operates only on 2025-05-01
Sat 12:10 Chattanooga (CHA) 13:15 Chicago O'Hare (ORD) 2 United Airlines UA 5264 Non-stop Canadair CRJ 550 (CR5) 2:05 Effective 2025-06-07 through 2025-06-21
Daily 17:10 Chattanooga (CHA) 18:05 Chicago O'Hare (ORD) 2 United Airlines UA 5269 Non-stop Canadair CRJ 550 (CR5) 1:55 Effective 2025-08-19 through 2025-09-24
Daily 17:21 Chattanooga (CHA) 18:36 Chicago O'Hare (ORD) 2 United Airlines UA 5269 Non-stop Canadair CRJ 550 (CR5) 2:15 Effective 2025-09-25 through 2025-10-25
Daily 17:30 Chattanooga (CHA) 18:25 Chicago O'Hare (ORD) 2 United Airlines UA 5269 Non-stop Canadair CRJ 550 (CR5) 1:55 Effective from 2025-10-26
Wed,Thu,Sun 17:33 Chattanooga (CHA) 18:55 Chicago O'Hare (ORD) 2 United Airlines UA 5269 Non-stop Canadair CRJ (CRJ) 2:22 Effective 2025-05-04 through 2025-05-21
Tue,Wed,Sat 17:35 Chattanooga (CHA) 18:40 Chicago O'Hare (ORD) 2 United Airlines UA 5350 Non-stop Canadair CRJ 550 (CR5) 2:05 Effective 2025-05-24 through 2025-06-25
Direct Codeshare Flights:
Daily 17:10 Chattanooga (CHA) 18:05 Chicago O'Hare (ORD) 2 Emirates EK 6032 Non-stop Canadair CRJ 550 (CR5) 1:55 Effective 2025-08-19 through 2025-09-24 Codeshare flight, operated by United Airlines.(UA 5269)
Daily 17:30 Chattanooga (CHA) 18:35 Chicago O'Hare (ORD) 2 Emirates EK 6032 Non-stop Canadair CRJ 550 (CR5) 2:05 Effective 2025-06-26 through 2025-07-03 Codeshare flight, operated by United Airlines.(UA 4390)
Daily 17:30 Chattanooga (CHA) 18:35 Chicago O'Hare (ORD) 2 Emirates EK 6032 Non-stop Canadair CRJ 550 (CR5) 2:05 Effective 2025-07-05 through 2025-08-18 Codeshare flight, operated by United Airlines.(UA 4390)
Daily 17:30 Chattanooga (CHA) 18:25 Chicago O'Hare (ORD) 2 Emirates EK 6032 Non-stop Canadair CRJ 550 (CR5) 1:55 Effective 2025-10-26 through 2025-11-01 Codeshare flight, operated by United Airlines.(UA 5269)

A domestic route departing from the Chattanooga airport (CHA) and arriving at Chicago O'Hare airport (ORD).
The flight distance is 501 miles, or 806 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 1:53 and 2:22.

Return (ORD-CHA) flights

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All airlines flying from Chattanooga (CHA) to Chicago O'Hare (ORD).

FLIGHT SCHEDULE

Direct Flights:

United Airlines UA4181

17:30

Chattanooga (CHA)

18:35

Chicago O'Hare (ORD) 2

Effective 2025-08-01 through 2025-08-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:05, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4189

17:35

Chattanooga (CHA)

18:40

Chicago O'Hare (ORD) 2

Effective 2025-05-22 through 2025-06-23

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 2:05, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4390

17:30

Chattanooga (CHA)

18:35

Chicago O'Hare (ORD) 2

Effective 2025-06-26 through 2025-07-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:05, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4390

17:30

Chattanooga (CHA)

18:35

Chicago O'Hare (ORD) 2

Effective 2025-07-05 through 2025-07-31

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:05, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4392

06:45

Chattanooga (CHA)

07:49

Chicago O'Hare (ORD) 2

Effective 2025-05-22 through 2025-06-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:04, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4392

07:00

Chattanooga (CHA)

07:53

Chicago O'Hare (ORD) 2

Effective from 2025-10-26

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:53, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4392

07:01

Chattanooga (CHA)

08:05

Chicago O'Hare (ORD) 2

Effective 2025-06-26 through 2025-08-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:04, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4407

12:10

Chattanooga (CHA)

13:15

Chicago O'Hare (ORD) 2

Effective 2025-05-22 through 2025-06-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:05, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4407

12:10

Chattanooga (CHA)

13:15

Chicago O'Hare (ORD) 2

Effective 2025-06-08 through 2025-06-27

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 2:05, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4407

12:10

Chattanooga (CHA)

13:15

Chicago O'Hare (ORD) 2

Effective 2025-06-28 through 2025-08-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:05, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4407

12:10

Chattanooga (CHA)

13:08

Chicago O'Hare (ORD) 2

Effective 2025-08-19 through 2025-09-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:58, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4407

12:10

Chattanooga (CHA)

13:08

Chicago O'Hare (ORD) 2

Effective from 2025-10-26

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:58, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4407

12:11

Chattanooga (CHA)

13:14

Chicago O'Hare (ORD) 2

Effective 2025-09-25 through 2025-10-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:03, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4407

12:14

Chattanooga (CHA)

13:15

Chicago O'Hare (ORD) 2

Valid until 2025-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:01, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4511

07:00

Chattanooga (CHA)

08:05

Chicago O'Hare (ORD) 2

Effective 2025-05-02 through 2025-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:05, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4540

14:01

Chattanooga (CHA)

15:04

Chicago O'Hare (ORD) 2

Effective 2025-08-19 through 2025-10-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:03, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4616

17:34

Chattanooga (CHA)

18:50

Chicago O'Hare (ORD) 2

Valid until 2025-05-06

Mon

Tue

Wed
-

Thu

Fri

Sat

Sun
-

Duration: 2:16, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4616

17:34

Chattanooga (CHA)

18:50

Chicago O'Hare (ORD) 2

Effective 2025-05-09 through 2025-05-20

Mon

Tue

Wed
-

Thu
-

Fri

Sat

Sun
-

Duration: 2:16, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4639

07:00

Chattanooga (CHA)

07:53

Chicago O'Hare (ORD) 2

Effective 2025-08-19 through 2025-09-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 1:53, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4639

07:00

Chattanooga (CHA)

08:03

Chicago O'Hare (ORD) 2

Effective 2025-09-25 through 2025-10-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:03, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA4680

07:00

Chattanooga (CHA)

08:05

Chicago O'Hare (ORD) 2

Operates only on 2025-05-01

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 2:05, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA5264

12:10

Chattanooga (CHA)

13:15

Chicago O'Hare (ORD) 2

Effective 2025-06-07 through 2025-06-21

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:05, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA5269

17:10

Chattanooga (CHA)

18:05

Chicago O'Hare (ORD) 2

Effective 2025-08-19 through 2025-09-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

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

United Airlines UA5269

17:21

Chattanooga (CHA)

18:36

Chicago O'Hare (ORD) 2

Effective 2025-09-25 through 2025-10-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:15, non-stop
Canadair CRJ 550 (CR5)

United Airlines UA5269

17:30

Chattanooga (CHA)

18:25

Chicago O'Hare (ORD) 2

Effective from 2025-10-26

Mon

Tue

Wed

Thu

Fri

Sat

Sun

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

United Airlines UA5269

17:33

Chattanooga (CHA)

18:55

Chicago O'Hare (ORD) 2

Effective 2025-05-04 through 2025-05-21

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun

Duration: 2:22, non-stop
Canadair CRJ (CRJ)

United Airlines UA5350

17:35

Chattanooga (CHA)

18:40

Chicago O'Hare (ORD) 2

Effective 2025-05-24 through 2025-06-25

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:05, non-stop
Canadair CRJ 550 (CR5)

Direct Codeshare Flights:

Emirates EK6032

17:10

Chattanooga (CHA)

18:05

Chicago O'Hare (ORD) 2

Effective 2025-08-19 through 2025-09-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 5269)

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

Emirates EK6032

17:30

Chattanooga (CHA)

18:35

Chicago O'Hare (ORD) 2

Effective 2025-06-26 through 2025-07-03

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4390)

Duration: 2:05, non-stop
Canadair CRJ 550 (CR5)

Emirates EK6032

17:30

Chattanooga (CHA)

18:35

Chicago O'Hare (ORD) 2

Effective 2025-07-05 through 2025-08-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 4390)

Duration: 2:05, non-stop
Canadair CRJ 550 (CR5)

Emirates EK6032

17:30

Chattanooga (CHA)

18:25

Chicago O'Hare (ORD) 2

Effective 2025-10-26 through 2025-11-01

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 5269)

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

A domestic route departing from the Chattanooga airport (CHA) and arriving at Chicago O'Hare airport (ORD).
The flight distance is 501 miles, or 806 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 1:53 and 2:22.

Return (ORD-CHA) flights

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