American Airlines flights from Buffalo (BUF) to Chicago O'Hare (ORD).
| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Daily
18:49
Buffalo (BUF)
19:45
Chicago O'Hare (ORD) 3 American Airlines AA 403 Non-stop Boeing 737-800 (738) 1:56 Effective 2025-10-06 through 2025-10-25 |
| Daily
05:10
Buffalo (BUF)
05:59
Chicago O'Hare (ORD) 3 American Airlines AA 1195 Non-stop Airbus A319 (319) 1:49 Effective 2025-06-06 through 2025-06-30 |
| Thu
05:10
Buffalo (BUF)
05:59
Chicago O'Hare (ORD) 3 American Airlines AA 1195 Non-stop Airbus A319 (319) 1:49 Operates only on 2025-07-03 |
| Daily
05:14
Buffalo (BUF)
06:06
Chicago O'Hare (ORD) 3 American Airlines AA 1195 Non-stop Airbus A319 (319) 1:52 Effective 2025-07-05 through 2025-08-05 |
| Tue,Wed
06:20
Buffalo (BUF)
07:09
Chicago O'Hare (ORD) 3 American Airlines AA 1195 Non-stop Airbus A319 (319) 1:49 Effective 2025-07-01 through 2025-07-02 |
| Daily
08:02
Buffalo (BUF)
08:56
Chicago O'Hare (ORD) 3 American Airlines AA 1195 Non-stop Boeing 737-800 (738) 1:54 Effective 2025-08-06 through 2025-10-05 |
| Fri
10:50
Buffalo (BUF)
11:44
Chicago O'Hare (ORD) 3 American Airlines AA 1195 Non-stop Boeing 737-800 (738) 1:54 Operates only on 2025-07-04 |
| Daily
08:00
Buffalo (BUF)
08:59
Chicago O'Hare (ORD) 3 American Airlines AA 2112 Non-stop Boeing 737-800 (738) 1:59 Effective 2025-06-06 through 2025-07-04 |
| Daily
08:02
Buffalo (BUF)
08:56
Chicago O'Hare (ORD) 3 American Airlines AA 2112 Non-stop Boeing 737-800 (738) 1:54 Effective 2025-07-05 through 2025-08-05 |
| Daily
18:49
Buffalo (BUF)
19:45
Chicago O'Hare (ORD) 3 American Airlines AA 3290 Non-stop Boeing 737-800 (738) 1:56 Effective 2025-10-26 through 2025-11-01 |
| Tue
16:00
Buffalo (BUF)
17:00
Chicago O'Hare (ORD) 3 American Airlines AA 3342 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:00 Operates only on 2026-01-06 |
| Daily
16:57
Buffalo (BUF)
18:00
Chicago O'Hare (ORD) 3 American Airlines AA 3342 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:03 Effective from 2026-02-12 |
| Daily
17:04
Buffalo (BUF)
18:00
Chicago O'Hare (ORD) 3 American Airlines AA 3342 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:56 Effective 2025-12-18 through 2026-01-05 |
| Daily
18:53
Buffalo (BUF)
19:50
Chicago O'Hare (ORD) 3 American Airlines AA 3342 Non-stop Embraer EMB 175 (E75) 1:57 Effective 2025-11-02 through 2025-12-02 |
| Daily
10:11
Buffalo (BUF)
11:05
Chicago O'Hare (ORD) 3 American Airlines AA 3410 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:54 Effective 2025-05-05 through 2025-05-24 |
| Daily
10:11
Buffalo (BUF)
11:05
Chicago O'Hare (ORD) 3 American Airlines AA 3410 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:54 Effective 2025-05-26 through 2025-06-04 |
| Mon,Wed-Fri,Sun
10:16
Buffalo (BUF)
11:10
Chicago O'Hare (ORD) 3 American Airlines AA 3410 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:54 Valid until 2025-05-04 |
| Daily
11:39
Buffalo (BUF)
12:40
Chicago O'Hare (ORD) 3 American Airlines AA 3410 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:01 Effective from 2026-02-12 |
| Daily
11:40
Buffalo (BUF)
12:40
Chicago O'Hare (ORD) 3 American Airlines AA 3410 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:00 Effective 2025-12-03 through 2025-12-17 |
| Daily
11:43
Buffalo (BUF)
12:40
Chicago O'Hare (ORD) 3 American Airlines AA 3410 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:57 Effective 2025-11-02 through 2025-12-02 |
| Daily
11:46
Buffalo (BUF)
12:40
Chicago O'Hare (ORD) 3 American Airlines AA 3410 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:54 Effective 2025-10-06 through 2025-11-01 |
| Mon-Fri,Sun
12:26
Buffalo (BUF)
13:24
Chicago O'Hare (ORD) 3 American Airlines AA 3410 Non-stop Embraer EMB 175 (E75) 1:58 Effective 2025-07-06 through 2025-08-08 |
| Daily
12:26
Buffalo (BUF)
13:24
Chicago O'Hare (ORD) 3 American Airlines AA 3410 Non-stop Embraer EMB 175 (E75) 1:58 Effective 2025-08-09 through 2025-09-02 |
| Mon,Thu,Fri,Sun
13:00
Buffalo (BUF)
13:55
Chicago O'Hare (ORD) 3 American Airlines AA 3410 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:55 Effective 2025-06-05 through 2025-06-30 |
| Tue,Wed
13:00
Buffalo (BUF)
13:55
Chicago O'Hare (ORD) 3 American Airlines AA 3410 Non-stop Embraer EMB 175 (E75) 1:55 Effective 2025-06-10 through 2025-07-02 |
| Thu
13:00
Buffalo (BUF)
13:55
Chicago O'Hare (ORD) 3 American Airlines AA 3410 Non-stop Embraer EMB 175 (E75) 1:55 Operates only on 2025-07-03 |
| Daily
13:24
Buffalo (BUF)
14:20
Chicago O'Hare (ORD) 3 American Airlines AA 3410 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:56 Effective 2025-12-18 through 2026-01-05 |
| Sat
14:44
Buffalo (BUF)
15:41
Chicago O'Hare (ORD) 3 American Airlines AA 3410 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:57 Valid until 2025-05-03 |
| Thu
05:20
Buffalo (BUF)
06:16
Chicago O'Hare (ORD) 3 American Airlines AA 3778 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:56 Operates only on 2025-06-05 |
| Daily
12:26
Buffalo (BUF)
13:24
Chicago O'Hare (ORD) 3 American Airlines AA 3867 Non-stop Embraer EMB 175 (E75) 1:58 Effective 2025-09-03 through 2025-10-05 |
| Daily
08:00
Buffalo (BUF)
08:54
Chicago O'Hare (ORD) 3 American Airlines AA 3875 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:54 Effective 2025-05-06 through 2025-06-04 |
| Mon,Wed-Fri,Sun
16:54
Buffalo (BUF)
17:53
Chicago O'Hare (ORD) 3 American Airlines AA 3879 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:59 Effective 2025-07-06 through 2025-08-04 |
| Daily
16:54
Buffalo (BUF)
17:53
Chicago O'Hare (ORD) 3 American Airlines AA 3879 Non-stop Embraer EMB 175 (E75) 1:59 Effective 2025-09-03 through 2025-10-05 |
| Mon,Wed-Fri,Sun
17:04
Buffalo (BUF)
18:00
Chicago O'Hare (ORD) 3 American Airlines AA 3879 Non-stop Embraer EMB 175 (E75) 1:56 Effective 2025-06-05 through 2025-07-03 |
| Daily
16:56
Buffalo (BUF)
17:53
Chicago O'Hare (ORD) 3 American Airlines AA 3934 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:57 Valid until 2025-05-04 |
| Daily
08:09
Buffalo (BUF)
09:10
Chicago O'Hare (ORD) 3 American Airlines AA 4053 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:01 Effective 2025-12-03 through 2025-12-17 |
| Daily
08:09
Buffalo (BUF)
09:10
Chicago O'Hare (ORD) 3 American Airlines AA 4053 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:01 Effective from 2026-02-12 |
| Daily
08:10
Buffalo (BUF)
09:10
Chicago O'Hare (ORD) 3 American Airlines AA 4053 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:00 Effective 2026-01-06 through 2026-02-11 |
| Daily
08:12
Buffalo (BUF)
09:10
Chicago O'Hare (ORD) 3 American Airlines AA 4053 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:58 Effective 2025-11-02 through 2025-12-02 |
| Daily
08:14
Buffalo (BUF)
09:10
Chicago O'Hare (ORD) 3 American Airlines AA 4053 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:56 Effective 2025-12-18 through 2026-01-05 |
| Daily
16:54
Buffalo (BUF)
17:53
Chicago O'Hare (ORD) 3 American Airlines AA 4076 Non-stop Embraer EMB 175 (E75) 1:59 Effective 2025-08-06 through 2025-09-02 |
| Mon,Wed-Fri,Sun
14:58
Buffalo (BUF)
15:55
Chicago O'Hare (ORD) 3 American Airlines AA 4093 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:57 Valid until 2025-05-04 |
| Daily
15:00
Buffalo (BUF)
15:53
Chicago O'Hare (ORD) 3 American Airlines AA 4093 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:53 Effective 2025-05-05 through 2025-06-04 |
| Daily
05:17
Buffalo (BUF)
06:15
Chicago O'Hare (ORD) 3 American Airlines AA 4141 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:58 Effective 2025-10-06 through 2025-11-01 |
| Daily
16:00
Buffalo (BUF)
17:00
Chicago O'Hare (ORD) 3 American Airlines AA 4183 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:00 Effective 2026-01-07 through 2026-02-11 |
| Daily
18:00
Buffalo (BUF)
18:57
Chicago O'Hare (ORD) 3 American Airlines AA 4336 Non-stop Embraer EMB 175 (E75) 1:57 Effective 2025-05-05 through 2025-05-23 |
| Daily
18:00
Buffalo (BUF)
18:57
Chicago O'Hare (ORD) 3 American Airlines AA 4336 Non-stop Embraer EMB 175 (E75) 1:57 Effective 2025-05-25 through 2025-06-04 |
| Daily
05:10
Buffalo (BUF)
06:05
Chicago O'Hare (ORD) 3 American Airlines AA 4377 Non-stop Embraer EMB 175 (E75) 1:55 Effective 2025-05-05 through 2025-05-24 |
| Daily
05:10
Buffalo (BUF)
06:05
Chicago O'Hare (ORD) 3 American Airlines AA 4377 Non-stop Embraer EMB 175 (E75) 1:55 Effective 2025-05-26 through 2025-06-04 |
| Sun
10:11
Buffalo (BUF)
11:07
Chicago O'Hare (ORD) 3 American Airlines AA 4377 Non-stop Embraer EMB 175 (E75) 1:56 Operates only on 2025-05-25 |
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- A domestic route departing from the Buffalo airport (BUF) and arriving at Chicago O'Hare airport (ORD).
- The flight distance is 472 miles, or 759 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 1:16 and 2:10.
