All airlines flying from Chicago O'Hare (ORD) to Chattanooga (CHA).
| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Mon-Thu,Sat,Sun
17:50
Chicago O'Hare (ORD) 2
20:44
Chattanooga (CHA) United Airlines UA 3489 Non-stop Embraer EMB 175 (E7W) 1:54 Effective 2026-01-06 through 2026-01-15 |
| Fri
17:50
Chicago O'Hare (ORD) 2
20:43
Chattanooga (CHA) United Airlines UA 3489 Non-stop Embraer EMB 175 (E7W) 1:53 Effective 2026-01-09 through 2026-01-16 |
| Fri,Sat
17:50
Chicago O'Hare (ORD) 2
20:43
Chattanooga (CHA) United Airlines UA 3489 Non-stop Embraer EMB 175 (E7W) 1:53 Effective 2026-01-17 through 2026-01-23 |
| Mon-Thu,Sat,Sun
17:50
Chicago O'Hare (ORD) 2
20:44
Chattanooga (CHA) United Airlines UA 3489 Non-stop Embraer EMB 175 (E7W) 1:54 Effective 2026-01-18 through 2026-02-11 |
| Fri
17:50
Chicago O'Hare (ORD) 2
20:43
Chattanooga (CHA) United Airlines UA 3489 Non-stop Embraer EMB 175 (E7W) 1:53 Effective 2026-01-30 through 2026-02-06 |
| Mon-Fri,Sun
14:00
Chicago O'Hare (ORD) 2
16:54
Chattanooga (CHA) United Airlines UA 3585 Non-stop Embraer EMB 175 (E7W) 1:54 Effective 2026-01-06 through 2026-02-11 |
| Mon,Wed-Fri,Sun
15:34
Chicago O'Hare (ORD) 3
18:22
Chattanooga (CHA) American Airlines AA 3751 Non-stop Embraer EMB 175 (E75) 1:48 Effective 2026-03-08 through 2026-04-06 |
| Mon,Thu,Fri
18:43
Chicago O'Hare (ORD) 3
21:25
Chattanooga (CHA) American Airlines AA 3977 Non-stop Embraer EMB 175 (E75) 1:42 Effective 2026-02-12 through 2026-02-16 |
| Mon,Thu-Sun
18:43
Chicago O'Hare (ORD) 3
21:25
Chattanooga (CHA) American Airlines AA 3977 Non-stop Embraer EMB 175 (E75) 1:42 Effective 2026-02-19 through 2026-03-06 |
| Sat
18:53
Chicago O'Hare (ORD) 3
21:35
Chattanooga (CHA) American Airlines AA 3977 Non-stop Embraer EMB 175 (E75) 1:42 Operates only on 2026-03-07 |
| Sat
18:57
Chicago O'Hare (ORD) 3
21:36
Chattanooga (CHA) American Airlines AA 3977 Non-stop Embraer EMB 175 (E75) 1:39 Operates only on 2026-02-14 |
| Daily
18:59
Chicago O'Hare (ORD) 3
21:51
Chattanooga (CHA) American Airlines AA 3977 Non-stop Embraer EMB 175 (E75) 1:52 Effective 2026-03-08 through 2026-04-06 |
| Mon-Thu,Sun
19:22
Chicago O'Hare (ORD) 3
22:15
Chattanooga (CHA) American Airlines AA 3977 Non-stop Embraer EMB 175 (E75) 1:53 Valid until 2026-01-05 |
| Tue
21:00
Chicago O'Hare (ORD) 3
23:43
Chattanooga (CHA) American Airlines AA 3977 Non-stop Embraer EMB 175 (E75) 1:43 Effective 2026-02-17 through 2026-02-24 |
| Tue,Wed
21:00
Chicago O'Hare (ORD) 3
23:43
Chattanooga (CHA) American Airlines AA 3977 Non-stop Embraer EMB 175 (E75) 1:43 Effective 2026-02-25 through 2026-03-04 |
| Daily
08:45
Chicago O'Hare (ORD) 2
11:44
Chattanooga (CHA) United Airlines UA 4170 Non-stop Canadair CRJ 550 (CR5) 1:59 Effective 2026-01-06 through 2026-02-03 |
| Daily
08:45
Chicago O'Hare (ORD) 2
11:44
Chattanooga (CHA) United Airlines UA 4170 Non-stop Canadair CRJ 550 (CR5) 1:59 Effective 2026-02-05 through 2026-02-11 |
| Daily
10:35
Chicago O'Hare (ORD) 2
13:28
Chattanooga (CHA) United Airlines UA 4170 Non-stop Canadair CRJ 550 (CR5) 1:53 Effective from 2026-05-21 |
| Wed
14:16
Chicago O'Hare (ORD) 3
17:00
Chattanooga (CHA) American Airlines AA 4212 Non-stop Embraer EMB 175 (E75) 1:44 Effective 2026-02-25 through 2026-03-04 |
| Mon
15:44
Chicago O'Hare (ORD) 3
18:28
Chattanooga (CHA) American Airlines AA 4212 Non-stop Embraer EMB 175 (E75) 1:44 Effective 2026-02-16 through 2026-02-23 |
| Mon,Thu,Fri,Sun
15:44
Chicago O'Hare (ORD) 3
18:28
Chattanooga (CHA) American Airlines AA 4212 Non-stop Embraer EMB 175 (E75) 1:44 Effective 2026-02-26 through 2026-03-06 |
| Sun
20:30
Chicago O'Hare (ORD) 3
23:13
Chattanooga (CHA) American Airlines AA 4212 Non-stop Embraer EMB 175 (E75) 1:43 Operates only on 2026-02-15 |
| Daily
19:05
Chicago O'Hare (ORD) 3
21:41
Chattanooga (CHA) American Airlines AA 4337 Non-stop Embraer EMB 175 (E75) 1:36 Effective 2026-09-09 through 2026-10-04 |
| Daily
13:54
Chicago O'Hare (ORD) 3
16:30
Chattanooga (CHA) American Airlines AA 4344 Non-stop Embraer EMB 175 (E75) 1:36 Effective 2026-09-09 through 2026-10-04 |
| Mon-Fri,Sun
14:17
Chicago O'Hare (ORD) 2
17:08
Chattanooga (CHA) United Airlines UA 4425 Non-stop Canadair CRJ 550 (CR5) 1:51 Valid until 2026-01-05 |
| Daily
13:54
Chicago O'Hare (ORD) 3
16:30
Chattanooga (CHA) American Airlines AA 4469 Non-stop Embraer EMB 175 (E75) 1:36 Effective 2026-08-05 through 2026-09-08 |
| Daily
07:15
Chicago O'Hare (ORD) 2
10:00
Chattanooga (CHA) United Airlines UA 4504 Non-stop Canadair CRJ 550 (CR5) 1:45 Effective 2026-04-30 through 2026-05-20 |
| Daily
07:21
Chicago O'Hare (ORD) 2
10:06
Chattanooga (CHA) United Airlines UA 4504 Non-stop Canadair CRJ 550 (CR5) 1:45 Effective 2026-03-29 through 2026-04-29 |
| Daily
08:50
Chicago O'Hare (ORD) 2
11:35
Chattanooga (CHA) United Airlines UA 4504 Non-stop Canadair CRJ 550 (CR5) 1:45 Effective from 2026-05-21 |
| Daily
09:25
Chicago O'Hare (ORD) 2
12:16
Chattanooga (CHA) United Airlines UA 4504 Non-stop Canadair CRJ 550 (CR5) 1:51 Effective 2026-02-12 through 2026-03-04 |
| Mon,Tue,Thu-Sun
17:59
Chicago O'Hare (ORD) 2
20:51
Chattanooga (CHA) United Airlines UA 4507 Non-stop Canadair CRJ 550 (CR5) 1:52 Valid until 2026-01-05 |
| Daily
18:20
Chicago O'Hare (ORD) 2
21:07
Chattanooga (CHA) United Airlines UA 4507 Non-stop Canadair CRJ 550 (CR5) 1:47 Effective 2026-03-29 through 2026-04-29 |
| Daily
18:20
Chicago O'Hare (ORD) 2
21:07
Chattanooga (CHA) United Airlines UA 4507 Non-stop Canadair CRJ 550 (CR5) 1:47 Effective from 2026-05-21 |
| Daily
18:30
Chicago O'Hare (ORD) 3
21:25
Chattanooga (CHA) American Airlines AA 4511 Non-stop Embraer EMB 175 (E75) 1:55 Effective from 2026-10-05 |
| Daily
19:05
Chicago O'Hare (ORD) 3
21:41
Chattanooga (CHA) American Airlines AA 4511 Non-stop Embraer EMB 175 (E75) 1:36 Effective 2026-04-07 through 2026-09-08 |
| Fri,Sat
19:22
Chicago O'Hare (ORD) 3
22:15
Chattanooga (CHA) American Airlines AA 4511 Non-stop Embraer EMB 175 (E75) 1:53 Valid until 2026-01-03 |
| Daily
20:00
Chicago O'Hare (ORD) 2
22:47
Chattanooga (CHA) United Airlines UA 4514 Non-stop Canadair CRJ 550 (CR5) 1:47 Effective from 2026-10-25 |
| Daily
21:25
Chicago O'Hare (ORD) 2
00:18
Chattanooga (CHA) United Airlines UA 4514 Non-stop Canadair CRJ 550 (CR5) 1:53 Effective 2026-04-30 through 2026-05-20 The flight arrives 1 day after departure. |
| Mon,Tue
18:05
Chicago O'Hare (ORD) 2
20:50
Chattanooga (CHA) United Airlines UA 4538 Non-stop Canadair CRJ 550 (CR5) 1:45 Effective 2026-02-16 through 2026-03-03 |
| Daily
13:54
Chicago O'Hare (ORD) 3
16:30
Chattanooga (CHA) American Airlines AA 4661 Non-stop Embraer EMB 175 (E75) 1:36 Effective 2026-04-07 through 2026-08-04 |
| Daily
13:10
Chicago O'Hare (ORD) 3
15:53
Chattanooga (CHA) American Airlines AA 4803 Non-stop Embraer EMB 175 (E75) 1:43 Effective from 2026-10-05 |
| Wed-Fri,Sun
18:05
Chicago O'Hare (ORD) 2
20:50
Chattanooga (CHA) United Airlines UA 5383 Non-stop Canadair CRJ 550 (CR5) 1:45 Effective 2026-02-12 through 2026-03-04 |
| Daily
07:25
Chicago O'Hare (ORD) 2
10:12
Chattanooga (CHA) United Airlines UA 5435 Non-stop Canadair CRJ 550 (CR5) 1:47 Effective 2026-03-05 through 2026-03-28 |
| Daily
10:35
Chicago O'Hare (ORD) 2
13:26
Chattanooga (CHA) United Airlines UA 5487 Non-stop Canadair CRJ 550 (CR5) 1:51 Effective 2026-03-05 through 2026-03-28 |
| Daily
13:55
Chicago O'Hare (ORD) 2
16:47
Chattanooga (CHA) United Airlines UA 5582 Non-stop Canadair CRJ 550 (CR5) 1:52 Effective 2026-02-12 through 2026-03-06 |
| Mon-Fri,Sun
13:55
Chicago O'Hare (ORD) 2
16:47
Chattanooga (CHA) United Airlines UA 5582 Non-stop Canadair CRJ 550 (CR5) 1:52 Effective 2026-03-08 through 2026-03-27 |
| Daily
14:05
Chicago O'Hare (ORD) 2
16:55
Chattanooga (CHA) United Airlines UA 5582 Non-stop Canadair CRJ 550 (CR5) 1:50 Effective from 2026-03-29 |
| Daily
17:45
Chicago O'Hare (ORD) 2
20:30
Chattanooga (CHA) United Airlines UA 5739 Non-stop Canadair CRJ 550 (CR5) 1:45 Effective 2026-03-05 through 2026-03-28 |
| Mon-Wed,Fri-Sun
08:45
Chicago O'Hare (ORD) 2
11:40
Chattanooga (CHA) United Airlines UA 5764 Non-stop Canadair CRJ 550 (CR5) 1:55 Valid until 2026-01-05 |
| Daily
18:20
Chicago O'Hare (ORD) 2
21:07
Chattanooga (CHA) United Airlines UA 5889 Non-stop Canadair CRJ (CRJ) 1:47 Effective 2026-04-30 through 2026-05-20 |
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- A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at Chattanooga airport (CHA).
- The flight distance is 501 miles, or 806 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 1:36 and 1:59.
