All airlines flying from Chicago O'Hare (ORD) to Buffalo (BUF).
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| FLIGHT SCHEDULE |
|---|
| Direct Codeshare Flights: |
| Sun
08:15
Chicago O'Hare (ORD) 3
10:57
Buffalo (BUF) Alaska Airlines AS 4001 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:42 Effective 2026-01-25 through 2026-02-08 Codeshare flight, operated by American Airlines.(AA 3344) |
| Fri
19:54
Chicago O'Hare (ORD) 3
22:49
Buffalo (BUF) Alaska Airlines AS 4001 Non-stop Embraer EMB 175 (E75) 1:55 Valid until 2026-01-02 Codeshare flight, operated by American Airlines.(AA 4572) |
| Thu
20:19
Chicago O'Hare (ORD) 3
22:57
Buffalo (BUF) Alaska Airlines AS 4001 Non-stop Airbus A319 (319) 1:38 Operates only on 2026-01-01 Codeshare flight, operated by American Airlines.(AA 1460) |
| Mon,Sun
20:05
Chicago O'Hare (ORD) 3
22:44
Buffalo (BUF) Alaska Airlines AS 4090 Non-stop Airbus A319 (319) 1:39 Effective 2026-01-04 through 2026-01-05 Codeshare flight, operated by American Airlines.(AA 1460) |
| Sat
15:40
Chicago O'Hare (ORD) 3
18:19
Buffalo (BUF) Alaska Airlines AS 4161 Non-stop Embraer EMB 175 (E75) 1:39 Effective 2026-03-14 through 2026-04-04 Codeshare flight, operated by American Airlines.(AA 3382) |
| Daily
16:45
Chicago O'Hare (ORD) 3
19:16
Buffalo (BUF) Alaska Airlines AS 4177 Non-stop Boeing 737-800 (738) 1:31 Effective 2026-05-21 through 2026-07-01 Codeshare flight, operated by American Airlines.(AA 403) |
| Daily
16:45
Chicago O'Hare (ORD) 3
19:21
Buffalo (BUF) Alaska Airlines AS 4177 Non-stop Boeing 737-800 (738) 1:36 Effective 2026-07-02 through 2026-08-04 Codeshare flight, operated by American Airlines.(AA 403) |
| Thu-Sat
20:45
Chicago O'Hare (ORD) 3
23:16
Buffalo (BUF) Alaska Airlines AS 4269 Non-stop Airbus A319 (319) 1:31 Effective 2026-03-05 through 2026-03-07 Codeshare flight, operated by American Airlines.(AA 1065) |
| Sat
20:45
Chicago O'Hare (ORD) 3
23:23
Buffalo (BUF) Alaska Airlines AS 4269 Non-stop Airbus A319 (319) 1:38 Effective 2026-03-14 through 2026-04-04 Codeshare flight, operated by American Airlines.(AA 1065) |
| Daily
11:40
Chicago O'Hare (ORD) 3
14:12
Buffalo (BUF) Alaska Airlines AS 4373 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:32 Effective 2026-04-07 through 2026-05-20 Codeshare flight, operated by American Airlines.(AA 3498) |
| Daily
08:15
Chicago O'Hare (ORD) 3
10:54
Buffalo (BUF) Alaska Airlines AS 4409 Non-stop Embraer EMB 175 (E75) 1:39 Effective 2026-08-05 through 2026-09-08 Codeshare flight, operated by American Airlines.(AA 3410) |
| Daily
09:10
Chicago O'Hare (ORD) 3
12:02
Buffalo (BUF) Alaska Airlines AS 4443 Non-stop Embraer EMB 175 (E75) 1:52 Valid until 2026-01-05 Codeshare flight, operated by American Airlines.(AA 4447) |
| Daily
13:10
Chicago O'Hare (ORD) 3
15:42
Buffalo (BUF) Alaska Airlines AS 4453 Non-stop Embraer EMB 175 (E75) 1:32 Effective 2026-05-21 through 2026-07-01 Codeshare flight, operated by American Airlines.(AA 3445) |
| Daily
13:10
Chicago O'Hare (ORD) 3
15:44
Buffalo (BUF) Alaska Airlines AS 4453 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:34 Effective 2026-07-02 through 2026-08-04 Codeshare flight, operated by American Airlines.(AA 3445) |
| Mon-Fri,Sun
13:54
Chicago O'Hare (ORD) 3
16:35
Buffalo (BUF) Alaska Airlines AS 4459 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:41 Effective 2026-01-06 through 2026-02-11 Codeshare flight, operated by American Airlines.(AA 3691) |
| Sat
13:59
Chicago O'Hare (ORD) 3
16:40
Buffalo (BUF) Alaska Airlines AS 4459 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:41 Effective 2026-01-24 through 2026-02-07 Codeshare flight, operated by American Airlines.(AA 3691) |
| Daily
15:16
Chicago O'Hare (ORD) 3
17:59
Buffalo (BUF) Alaska Airlines AS 4459 Non-stop Embraer EMB 175 (E75) 1:43 Valid until 2026-01-05 Codeshare flight, operated by American Airlines.(AA 4801) |
| Daily
18:35
Chicago O'Hare (ORD) 3
21:15
Buffalo (BUF) Alaska Airlines AS 4524 Non-stop Airbus A319 (319) 1:40 Effective 2026-07-02 through 2026-08-04 Codeshare flight, operated by American Airlines.(AA 564) |
| Daily
20:25
Chicago O'Hare (ORD) 3
23:15
Buffalo (BUF) Alaska Airlines AS 4524 Non-stop Airbus A319 (319) 1:50 Effective 2026-05-21 through 2026-07-01 Codeshare flight, operated by American Airlines.(AA 564) |
| Daily
20:25
Chicago O'Hare (ORD) 3
23:03
Buffalo (BUF) Alaska Airlines AS 4524 Non-stop Boeing 737-800 (738) 1:38 Effective 2026-09-09 through 2026-10-04 Codeshare flight, operated by American Airlines.(AA 564) |
| Daily
20:50
Chicago O'Hare (ORD) 3
23:40
Buffalo (BUF) Alaska Airlines AS 4524 Non-stop Boeing 737-800 (738) 1:50 Effective 2026-08-05 through 2026-09-08 Codeshare flight, operated by American Airlines.(AA 564) |
| Daily
13:48
Chicago O'Hare (ORD) 3
16:24
Buffalo (BUF) Alaska Airlines AS 4617 Non-stop Embraer EMB 175 (E75) 1:36 Effective 2026-08-05 through 2026-09-08 Codeshare flight, operated by American Airlines.(AA 4076) |
| Daily
11:40
Chicago O'Hare (ORD) 3
14:12
Buffalo (BUF) British Airways BA 5131 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:32 Effective 2026-04-07 through 2026-05-20 Codeshare flight, operated by American Airlines.(AA 3498) |
| Daily
13:10
Chicago O'Hare (ORD) 3
15:52
Buffalo (BUF) British Airways BA 5131 Non-stop Embraer EMB 175 (E75) 1:42 Effective 2026-09-09 through 2026-10-04 Codeshare flight, operated by American Airlines.(AA 3380) |
| Daily
13:48
Chicago O'Hare (ORD) 3
16:24
Buffalo (BUF) British Airways BA 5131 Non-stop Embraer EMB 175 (E75) 1:36 Effective 2026-08-05 through 2026-09-08 Codeshare flight, operated by American Airlines.(AA 4076) |
| Mon-Fri,Sun
13:54
Chicago O'Hare (ORD) 3
16:35
Buffalo (BUF) British Airways BA 5131 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:41 Effective 2026-01-06 through 2026-02-11 Codeshare flight, operated by American Airlines.(AA 3691) |
| Sat
13:59
Chicago O'Hare (ORD) 3
16:40
Buffalo (BUF) British Airways BA 5131 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:41 Effective 2026-01-24 through 2026-02-07 Codeshare flight, operated by American Airlines.(AA 3691) |
| Sat
14:28
Chicago O'Hare (ORD) 3
17:04
Buffalo (BUF) British Airways BA 5131 Non-stop Embraer EMB 175 (E75) 1:36 Operates only on 2026-02-14 Codeshare flight, operated by American Airlines.(AA 3342) |
| Sun
14:34
Chicago O'Hare (ORD) 3
17:15
Buffalo (BUF) British Airways BA 5131 Non-stop Embraer EMB 175 (E75) 1:41 Operates only on 2026-02-15 Codeshare flight, operated by American Airlines.(AA 4349) |
| Mon-Fri
14:37
Chicago O'Hare (ORD) 3
17:18
Buffalo (BUF) British Airways BA 5131 Non-stop Embraer EMB 175 (E75) 1:41 Effective 2026-02-12 through 2026-02-20 Codeshare flight, operated by American Airlines.(AA 4349) |
| Mon-Fri,Sun
14:37
Chicago O'Hare (ORD) 3
17:18
Buffalo (BUF) British Airways BA 5131 Non-stop Embraer EMB 175 (E75) 1:41 Effective 2026-02-22 through 2026-03-06 Codeshare flight, operated by American Airlines.(AA 4349) |
| Mon-Fri,Sun
14:38
Chicago O'Hare (ORD) 3
17:21
Buffalo (BUF) British Airways BA 5131 Non-stop Embraer EMB 175 (E75) 1:43 Effective 2026-03-08 through 2026-04-06 Codeshare flight, operated by American Airlines.(AA 4349) |
| Daily
15:16
Chicago O'Hare (ORD) 3
17:59
Buffalo (BUF) British Airways BA 5131 Non-stop Embraer EMB 175 (E75) 1:43 Valid until 2026-01-05 Codeshare flight, operated by American Airlines.(AA 4801) |
| Sat
15:18
Chicago O'Hare (ORD) 3
17:54
Buffalo (BUF) British Airways BA 5131 Non-stop Embraer EMB 175 (E75) 1:36 Effective 2026-02-21 through 2026-03-07 Codeshare flight, operated by American Airlines.(AA 3342) |
| Daily
16:45
Chicago O'Hare (ORD) 3
19:16
Buffalo (BUF) British Airways BA 5131 Non-stop Boeing 737-800 (738) 1:31 Effective 2026-05-21 through 2026-07-01 Codeshare flight, operated by American Airlines.(AA 403) |
| Daily
16:45
Chicago O'Hare (ORD) 3
19:21
Buffalo (BUF) British Airways BA 5131 Non-stop Boeing 737-800 (738) 1:36 Effective 2026-07-02 through 2026-08-04 Codeshare flight, operated by American Airlines.(AA 403) |
| Daily
20:25
Chicago O'Hare (ORD) 3
23:10
Buffalo (BUF) British Airways BA 5131 Non-stop Boeing 737-800 (738) 1:45 Effective from 2026-10-05 Codeshare flight, operated by American Airlines.(AA 513) |
| Daily
07:10
Chicago O'Hare (ORD) 2
10:00
Buffalo (BUF) Air Canada AC 5214 Non-stop Embraer EMB 175 (E7W) 1:50 Effective 2026-03-29 through 2026-04-29 Codeshare flight, operated by United Airlines.(UA 5553) |
| Daily
07:10
Chicago O'Hare (ORD) 2
09:49
Buffalo (BUF) Air Canada AC 5214 Non-stop Canadair CRJ 550 (CR5) 1:39 Effective 2026-04-30 through 2026-05-20 Codeshare flight, operated by United Airlines.(UA 5553) |
| Daily
07:10
Chicago O'Hare (ORD) 1
09:49
Buffalo (BUF) Air Canada AC 5214 Non-stop Airbus A319 (319) 1:39 Effective from 2026-05-21 Codeshare flight, operated by United Airlines.(UA 265) |
| Daily
17:50
Chicago O'Hare (ORD) 1
20:29
Buffalo (BUF) Air Canada AC 5238 Non-stop Airbus A319 (319) 1:39 Effective 2026-01-06 through 2026-02-06 Codeshare flight, operated by United Airlines.(UA 1946) |
| Sat
17:50
Chicago O'Hare (ORD) 1
20:29
Buffalo (BUF) Air Canada AC 5238 Non-stop Boeing 737-800 (738) 1:39 Operates only on 2026-02-07 Codeshare flight, operated by United Airlines.(UA 1946) |
| Mon-Wed,Sun
17:50
Chicago O'Hare (ORD) 1
20:29
Buffalo (BUF) Air Canada AC 5238 Non-stop Airbus A319 (319) 1:39 Effective 2026-02-08 through 2026-02-11 Codeshare flight, operated by United Airlines.(UA 1946) |
| Daily
17:50
Chicago O'Hare (ORD) 1
20:31
Buffalo (BUF) Air Canada AC 5238 Non-stop Boeing 737-700 (73G) 1:41 Effective 2026-03-29 through 2026-05-20 Codeshare flight, operated by United Airlines.(UA 1335) |
| Daily
17:50
Chicago O'Hare (ORD) 1
20:31
Buffalo (BUF) Air Canada AC 5238 Non-stop Boeing 737 MAX 8 (7M8) 1:41 Effective from 2026-05-21 Codeshare flight, operated by United Airlines.(UA 1335) |
| Daily
18:02
Chicago O'Hare (ORD) 1
20:54
Buffalo (BUF) Air Canada AC 5238 Non-stop Airbus A320 (320) 1:52 Valid until 2026-01-04 Codeshare flight, operated by United Airlines.(UA 1335) |
| Mon
18:02
Chicago O'Hare (ORD) 1
20:54
Buffalo (BUF) Air Canada AC 5238 Non-stop Airbus A319 (319) 1:52 Operates only on 2026-01-05 Codeshare flight, operated by United Airlines.(UA 1335) |
| Daily
18:05
Chicago O'Hare (ORD) 1
20:46
Buffalo (BUF) Air Canada AC 5238 Non-stop Airbus A319 (319) 1:41 Effective 2026-03-05 through 2026-03-28 Codeshare flight, operated by United Airlines.(UA 1335) |
| Daily
18:10
Chicago O'Hare (ORD) 1
20:51
Buffalo (BUF) Air Canada AC 5238 Non-stop Airbus A319 (319) 1:41 Effective 2026-02-12 through 2026-03-04 Codeshare flight, operated by United Airlines.(UA 1335) |
| Daily
13:10
Chicago O'Hare (ORD) 3
15:38
Buffalo (BUF) British Airways BA 5534 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:28 Effective 2026-04-07 through 2026-05-20 Codeshare flight, operated by American Airlines.(AA 3500) |
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Parallax here ORD-BUF
- 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 1:28 and 1:55.
