All airlines flying from Chicago O'Hare (ORD) to Buffalo (BUF).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Tue,Wed,Sat 10:25 Chicago O'Hare (ORD) 3 12:53 Buffalo (BUF)
American Airlines AA 2550 Non-stop Boeing 737-800 (738) 1:28 Effective 2024-09-04 through 2024-10-05
Mon,Thu,Fri,Sun 15:20 Chicago O'Hare (ORD) 3 17:49 Buffalo (BUF)
American Airlines AA 3342 Non-stop Embraer EMB 175 (E75) 1:29 Effective 2024-11-07 through 2024-11-22
Mon-Wed,Sat,Sun 15:20 Chicago O'Hare (ORD) 3 17:49 Buffalo (BUF)
American Airlines AA 3342 Non-stop Embraer EMB 175 (E75) 1:29 Effective 2024-11-23 through 2024-12-04
Tue,Wed,Sat 16:40 Chicago O'Hare (ORD) 3 19:14 Buffalo (BUF)
American Airlines AA 3351 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:34 Effective 2024-10-08 through 2024-10-16
Sat 16:40 Chicago O'Hare (ORD) 3 19:14 Buffalo (BUF)
American Airlines AA 3351 Non-stop Embraer EMB 175 (E75) 1:34 Effective 2024-10-19 through 2024-10-26
Tue,Wed 16:40 Chicago O'Hare (ORD) 3 19:14 Buffalo (BUF)
American Airlines AA 3351 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:34 Effective 2024-10-22 through 2024-10-30
Mon,Sat 16:40 Chicago O'Hare (ORD) 3 19:14 Buffalo (BUF)
American Airlines AA 3351 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:34 Effective 2024-11-02 through 2024-11-04
Daily 18:20 Chicago O'Hare (ORD) 3 21:08 Buffalo (BUF)
American Airlines AA 3382 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:48 Effective 2025-04-04 through 2025-05-04
Daily 18:20 Chicago O'Hare (ORD) 3 21:01 Buffalo (BUF)
American Airlines AA 3382 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:41 Effective 2025-05-05 through 2025-06-04
Daily 08:00 Chicago O'Hare (ORD) 3 10:39 Buffalo (BUF)
American Airlines AA 3410 Non-stop Embraer EMB 175 (E75) 1:39 Effective 2025-04-04 through 2025-05-04
Daily 08:00 Chicago O'Hare (ORD) 3 10:40 Buffalo (BUF)
American Airlines AA 3410 Non-stop Embraer EMB 175 (E75) 1:40 Effective 2025-05-05 through 2025-06-04
Daily 08:00 Chicago O'Hare (ORD) 3 10:46 Buffalo (BUF)
American Airlines AA 3410 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:46 Effective from 2025-06-05
Mon,Thu,Fri,Sun 08:20 Chicago O'Hare (ORD) 3 10:59 Buffalo (BUF)
American Airlines AA 3410 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:39 Effective 2024-10-07 through 2024-10-20
Mon 08:20 Chicago O'Hare (ORD) 3 10:59 Buffalo (BUF)
American Airlines AA 3410 Non-stop Embraer EMB 175 (E75) 1:39 Effective 2024-10-21 through 2024-10-28
Thu,Fri,Sun 08:20 Chicago O'Hare (ORD) 3 10:59 Buffalo (BUF)
American Airlines AA 3410 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:39 Effective 2024-10-24 through 2024-10-27
Wed,Sat 09:55 Chicago O'Hare (ORD) 3 12:36 Buffalo (BUF)
American Airlines AA 3410 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:41 Effective 2024-10-09 through 2024-11-02
Thu,Fri 13:15 Chicago O'Hare (ORD) 3 15:47 Buffalo (BUF)
American Airlines AA 3430 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:32 Effective 2024-11-28 through 2024-11-29
Daily 13:15 Chicago O'Hare (ORD) 3 15:46 Buffalo (BUF)
American Airlines AA 3430 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:31 Effective 2024-12-05 through 2024-12-18
Daily 13:15 Chicago O'Hare (ORD) 3 15:48 Buffalo (BUF)
American Airlines AA 3430 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:33 Effective 2024-12-19 through 2025-01-06
Tue,Wed,Sat 15:10 Chicago O'Hare (ORD) 3 17:39 Buffalo (BUF)
American Airlines AA 3430 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:29 Effective 2024-11-05 through 2024-11-20
Mon,Thu 08:25 Chicago O'Hare (ORD) 3 11:10 Buffalo (BUF)
American Airlines AA 3455 Non-stop Embraer EMB 175 (E75) 1:45 Valid until 2024-09-02
Tue 08:25 Chicago O'Hare (ORD) 3 11:10 Buffalo (BUF)
American Airlines AA 3455 Non-stop Embraer EMB 175 (E75) 1:45 Operates only on 2024-09-03
Thu,Fri 18:20 Chicago O'Hare (ORD) 3 21:06 Buffalo (BUF)
American Airlines AA 3580 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:46 Effective 2024-11-28 through 2024-11-29
Daily 18:20 Chicago O'Hare (ORD) 3 21:04 Buffalo (BUF)
American Airlines AA 3580 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:44 Effective 2024-12-05 through 2024-12-18
Mon,Thu,Fri,Sun 19:19 Chicago O'Hare (ORD) 3 22:05 Buffalo (BUF)
American Airlines AA 3580 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:46 Effective 2024-11-07 through 2024-11-22
Mon-Wed,Sat,Sun 19:19 Chicago O'Hare (ORD) 3 22:05 Buffalo (BUF)
American Airlines AA 3580 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:46 Effective 2024-11-23 through 2024-12-04
Tue,Wed,Sat 20:35 Chicago O'Hare (ORD) 3 23:18 Buffalo (BUF)
American Airlines AA 3580 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:43 Effective 2024-11-05 through 2024-11-20
Mon 07:22 Chicago O'Hare (ORD) 2 10:06 Buffalo (BUF)
United Airlines UA 3584 Non-stop Embraer EMB 175 (E7W) 1:44 Effective 2024-09-16 through 2024-09-23
Daily 14:12 Chicago O'Hare (ORD) 2 16:54 Buffalo (BUF)
United Airlines UA 3591 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:42 Effective 2025-01-07 through 2025-02-12
Mon-Fri 14:02 Chicago O'Hare (ORD) 2 16:44 Buffalo (BUF)
United Airlines UA 3662 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:42 Effective 2024-12-19 through 2025-01-06
Daily 13:15 Chicago O'Hare (ORD) 3 15:49 Buffalo (BUF)
American Airlines AA 3934 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:34 Effective 2025-04-04 through 2025-05-04
Daily 13:15 Chicago O'Hare (ORD) 3 15:48 Buffalo (BUF)
American Airlines AA 3934 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:33 Effective 2025-05-05 through 2025-06-04
Tue,Wed,Sat 08:00 Chicago O'Hare (ORD) 3 10:34 Buffalo (BUF)
American Airlines AA 4093 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:34 Effective 2024-11-05 through 2024-11-20
Mon,Thu,Fri,Sun 08:02 Chicago O'Hare (ORD) 3 10:36 Buffalo (BUF)
American Airlines AA 4093 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:34 Effective 2024-11-07 through 2024-11-22
Mon-Wed,Sat,Sun 08:02 Chicago O'Hare (ORD) 3 10:36 Buffalo (BUF)
American Airlines AA 4093 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:34 Effective 2024-11-23 through 2024-12-04
Thu,Fri 08:15 Chicago O'Hare (ORD) 3 10:49 Buffalo (BUF)
American Airlines AA 4093 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:34 Effective 2024-11-28 through 2024-11-29
Daily 08:15 Chicago O'Hare (ORD) 3 10:51 Buffalo (BUF)
American Airlines AA 4093 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:36 Effective 2024-12-05 through 2024-12-18
Daily 20:15 Chicago O'Hare (ORD) 3 22:42 Buffalo (BUF)
American Airlines AA 4140 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:27 Effective 2025-02-13 through 2025-03-05
Daily 20:15 Chicago O'Hare (ORD) 3 22:53 Buffalo (BUF)
American Airlines AA 4140 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:38 Effective 2025-03-06 through 2025-04-03
Mon,Thu,Fri,Sun 19:00 Chicago O'Hare (ORD) 3 21:45 Buffalo (BUF)
American Airlines AA 4270 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:45 Effective 2024-10-07 through 2024-10-17
Fri 19:00 Chicago O'Hare (ORD) 3 21:45 Buffalo (BUF)
American Airlines AA 4270 Non-stop Embraer EMB 175 (E75) 1:45 Effective 2024-10-18 through 2024-10-25
Mon,Thu,Sun 19:00 Chicago O'Hare (ORD) 3 21:45 Buffalo (BUF)
American Airlines AA 4270 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:45 Effective 2024-10-20 through 2024-10-28
Fri,Sun 19:00 Chicago O'Hare (ORD) 3 21:45 Buffalo (BUF)
American Airlines AA 4270 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:45 Effective 2024-11-01 through 2024-11-03
Daily 10:35 Chicago O'Hare (ORD) 2 13:17 Buffalo (BUF)
United Airlines UA 4382 Non-stop Canadair CRJ 550 (CR5) 1:42 Valid until 2024-10-26
Daily 10:35 Chicago O'Hare (ORD) 2 13:10 Buffalo (BUF)
United Airlines UA 4382 Non-stop Canadair CRJ 550 (CR5) 1:35 Effective 2024-10-27 through 2024-11-27
Mon,Fri-Sun 10:35 Chicago O'Hare (ORD) 2 13:10 Buffalo (BUF)
United Airlines UA 4382 Non-stop Canadair CRJ 550 (CR5) 1:35 Effective 2024-11-29 through 2024-12-02
Daily 10:35 Chicago O'Hare (ORD) 2 13:20 Buffalo (BUF)
United Airlines UA 4382 Non-stop Canadair CRJ 550 (CR5) 1:45 Effective 2024-12-19 through 2025-01-06
Daily 10:35 Chicago O'Hare (ORD) 2 13:10 Buffalo (BUF)
United Airlines UA 4382 Non-stop Canadair CRJ 550 (CR5) 1:35 Effective from 2025-01-07
Fri,Sun 07:25 Chicago O'Hare (ORD) 2 10:08 Buffalo (BUF)
United Airlines UA 4456 Non-stop Canadair CRJ 550 (CR5) 1:43 Effective 2024-10-04 through 2024-10-06
Fri,Sun 07:25 Chicago O'Hare (ORD) 2 10:08 Buffalo (BUF)
United Airlines UA 4456 Non-stop Canadair CRJ 550 (CR5) 1:43 Effective 2024-10-18 through 2024-10-20
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All airlines flying from Chicago O'Hare (ORD) to Buffalo (BUF).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
American Airlines AA2550
10:25
Chicago O'Hare (ORD) 3

12:53
Buffalo (BUF)
Effective 2024-09-04 through 2024-10-05
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:28, non-stop
Boeing 737-800 (738)
American Airlines AA3342
15:20
Chicago O'Hare (ORD) 3

17:49
Buffalo (BUF)
Effective 2024-11-07 through 2024-11-22
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:29, non-stop
Embraer EMB 175 (E75)
American Airlines AA3342
15:20
Chicago O'Hare (ORD) 3

17:49
Buffalo (BUF)
Effective 2024-11-23 through 2024-12-04
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Duration: 1:29, non-stop
Embraer EMB 175 (E75)
American Airlines AA3351
16:40
Chicago O'Hare (ORD) 3

19:14
Buffalo (BUF)
Effective 2024-10-08 through 2024-10-16
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:34, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3351
16:40
Chicago O'Hare (ORD) 3

19:14
Buffalo (BUF)
Effective 2024-10-19 through 2024-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:34, non-stop
Embraer EMB 175 (E75)
American Airlines AA3351
16:40
Chicago O'Hare (ORD) 3

19:14
Buffalo (BUF)
Effective 2024-10-22 through 2024-10-30
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:34, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3351
16:40
Chicago O'Hare (ORD) 3

19:14
Buffalo (BUF)
Effective 2024-11-02 through 2024-11-04
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:34, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3382
18:20
Chicago O'Hare (ORD) 3

21:08
Buffalo (BUF)
Effective 2025-04-04 through 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:48, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3382
18:20
Chicago O'Hare (ORD) 3

21:01
Buffalo (BUF)
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:41, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3410
08:00
Chicago O'Hare (ORD) 3

10:39
Buffalo (BUF)
Effective 2025-04-04 through 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:39, non-stop
Embraer EMB 175 (E75)
American Airlines AA3410
08:00
Chicago O'Hare (ORD) 3

10:40
Buffalo (BUF)
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:40, non-stop
Embraer EMB 175 (E75)
American Airlines AA3410
08:00
Chicago O'Hare (ORD) 3

10:46
Buffalo (BUF)
Effective from 2025-06-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:46, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3410
08:20
Chicago O'Hare (ORD) 3

10:59
Buffalo (BUF)
Effective 2024-10-07 through 2024-10-20
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:39, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3410
08:20
Chicago O'Hare (ORD) 3

10:59
Buffalo (BUF)
Effective 2024-10-21 through 2024-10-28
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:39, non-stop
Embraer EMB 175 (E75)
American Airlines AA3410
08:20
Chicago O'Hare (ORD) 3

10:59
Buffalo (BUF)
Effective 2024-10-24 through 2024-10-27
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:39, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3410
09:55
Chicago O'Hare (ORD) 3

12:36
Buffalo (BUF)
Effective 2024-10-09 through 2024-11-02
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:41, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3430
13:15
Chicago O'Hare (ORD) 3

15:47
Buffalo (BUF)
Effective 2024-11-28 through 2024-11-29
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:32, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3430
13:15
Chicago O'Hare (ORD) 3

15:46
Buffalo (BUF)
Effective 2024-12-05 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:31, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3430
13:15
Chicago O'Hare (ORD) 3

15:48
Buffalo (BUF)
Effective 2024-12-19 through 2025-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:33, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3430
15:10
Chicago O'Hare (ORD) 3

17:39
Buffalo (BUF)
Effective 2024-11-05 through 2024-11-20
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:29, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3455
08:25
Chicago O'Hare (ORD) 3

11:10
Buffalo (BUF)
Valid until 2024-09-02
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:45, non-stop
Embraer EMB 175 (E75)
American Airlines AA3455
08:25
Chicago O'Hare (ORD) 3

11:10
Buffalo (BUF)
Operates only on 2024-09-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:45, non-stop
Embraer EMB 175 (E75)
American Airlines AA3580
18:20
Chicago O'Hare (ORD) 3

21:06
Buffalo (BUF)
Effective 2024-11-28 through 2024-11-29
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:46, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3580
18:20
Chicago O'Hare (ORD) 3

21:04
Buffalo (BUF)
Effective 2024-12-05 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:44, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3580
19:19
Chicago O'Hare (ORD) 3

22:05
Buffalo (BUF)
Effective 2024-11-07 through 2024-11-22
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:46, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3580
19:19
Chicago O'Hare (ORD) 3

22:05
Buffalo (BUF)
Effective 2024-11-23 through 2024-12-04
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Duration: 1:46, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3580
20:35
Chicago O'Hare (ORD) 3

23:18
Buffalo (BUF)
Effective 2024-11-05 through 2024-11-20
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:43, non-stop
Embraer EMB 170 / EMB 175 (E70)
United Airlines UA3584
07:22
Chicago O'Hare (ORD) 2

10:06
Buffalo (BUF)
Effective 2024-09-16 through 2024-09-23
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:44, non-stop
Embraer EMB 175 (E7W)
United Airlines UA3591
14:12
Chicago O'Hare (ORD) 2

16:54
Buffalo (BUF)
Effective 2025-01-07 through 2025-02-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:42, non-stop
Embraer EMB 170 / EMB 175 (E70)
United Airlines UA3662
14:02
Chicago O'Hare (ORD) 2

16:44
Buffalo (BUF)
Effective 2024-12-19 through 2025-01-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:42, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3934
13:15
Chicago O'Hare (ORD) 3

15:49
Buffalo (BUF)
Effective 2025-04-04 through 2025-05-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:34, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA3934
13:15
Chicago O'Hare (ORD) 3

15:48
Buffalo (BUF)
Effective 2025-05-05 through 2025-06-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:33, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4093
08:00
Chicago O'Hare (ORD) 3

10:34
Buffalo (BUF)
Effective 2024-11-05 through 2024-11-20
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:34, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4093
08:02
Chicago O'Hare (ORD) 3

10:36
Buffalo (BUF)
Effective 2024-11-07 through 2024-11-22
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:34, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4093
08:02
Chicago O'Hare (ORD) 3

10:36
Buffalo (BUF)
Effective 2024-11-23 through 2024-12-04
Mon
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Duration: 1:34, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4093
08:15
Chicago O'Hare (ORD) 3

10:49
Buffalo (BUF)
Effective 2024-11-28 through 2024-11-29
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 1:34, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4093
08:15
Chicago O'Hare (ORD) 3

10:51
Buffalo (BUF)
Effective 2024-12-05 through 2024-12-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:36, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4140
20:15
Chicago O'Hare (ORD) 3

22:42
Buffalo (BUF)
Effective 2025-02-13 through 2025-03-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:27, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4140
20:15
Chicago O'Hare (ORD) 3

22:53
Buffalo (BUF)
Effective 2025-03-06 through 2025-04-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:38, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4270
19:00
Chicago O'Hare (ORD) 3

21:45
Buffalo (BUF)
Effective 2024-10-07 through 2024-10-17
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:45, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4270
19:00
Chicago O'Hare (ORD) 3

21:45
Buffalo (BUF)
Effective 2024-10-18 through 2024-10-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 1:45, non-stop
Embraer EMB 175 (E75)
American Airlines AA4270
19:00
Chicago O'Hare (ORD) 3

21:45
Buffalo (BUF)
Effective 2024-10-20 through 2024-10-28
Mon
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 1:45, non-stop
Embraer EMB 170 / EMB 175 (E70)
American Airlines AA4270
19:00
Chicago O'Hare (ORD) 3

21:45
Buffalo (BUF)
Effective 2024-11-01 through 2024-11-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:45, non-stop
Embraer EMB 170 / EMB 175 (E70)
United Airlines UA4382
10:35
Chicago O'Hare (ORD) 2

13:17
Buffalo (BUF)
Valid until 2024-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:42, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4382
10:35
Chicago O'Hare (ORD) 2

13:10
Buffalo (BUF)
Effective 2024-10-27 through 2024-11-27
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:35, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4382
10:35
Chicago O'Hare (ORD) 2

13:10
Buffalo (BUF)
Effective 2024-11-29 through 2024-12-02
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
Sun
Duration: 1:35, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4382
10:35
Chicago O'Hare (ORD) 2

13:20
Buffalo (BUF)
Effective 2024-12-19 through 2025-01-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:45, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4382
10:35
Chicago O'Hare (ORD) 2

13:10
Buffalo (BUF)
Effective from 2025-01-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:35, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4456
07:25
Chicago O'Hare (ORD) 2

10:08
Buffalo (BUF)
Effective 2024-10-04 through 2024-10-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:43, non-stop
Canadair CRJ 550 (CR5)
United Airlines UA4456
07:25
Chicago O'Hare (ORD) 2

10:08
Buffalo (BUF)
Effective 2024-10-18 through 2024-10-20
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 1:43, non-stop
Canadair CRJ 550 (CR5)
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  • A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at Buffalo airport (BUF).
  • The flight distance is 472 miles, or 759 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 1:27 and 1:48.
Return (BUF-ORD) flights
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