Using the online timetable is an easy way to look at all the direct flights Chicago — Buffalo
148 flights in a week
Departure and arrival times are local (Chicago and Buffalo)
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 00:05 | 02:55 | sat | AA4788 | American Airlines | 1h 50m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 07:04 | 09:44 | tue, wed, thu, fri | AA3344 | American Airlines | 1h 40m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 07:06 | 09:46 | mon | AA3344 | American Airlines | 1h 40m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 07:09 | 09:49 | sat | AA3344 | American Airlines | 1h 40m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 07:10 | 09:53 | mon, tue, wed, thu, fri, sun | UA2333 | United Airlines | 1h 43m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 07:10 | 09:48 | mon, thu, fri | UA5429 | United Airlines | 1h 38m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 07:20 | 10:03 | sat | UA2333 | United Airlines | 1h 43m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 07:30 | 09:56 | fri | OO5198 | SkyWest Airlines | 1h 26m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 08:16 | 11:00 | sun | AA3344 | American Airlines | 1h 44m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 08:30 | 11:22 | fri, sat | AA4447 | American Airlines | 1h 52m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 09:30 | 12:00 | mon, thu, fri, sun | WN4498 | Southwest Airlines | 1h 30m | Chicago Midway International Airport — Buffalo Niagara International Airport | Select dates |
| 09:55 | 12:30 | tue, wed, sat | WN4498 | Southwest Airlines | 1h 35m | Chicago Midway International Airport — Buffalo Niagara International Airport | Select dates |
| 10:25 | 12:50 | fri | WN1526 | Southwest Airlines | 1h 25m | Chicago Midway International Airport — Buffalo Niagara International Airport | Select dates |
| 10:35 | 13:12 | mon, tue, wed, sat, sun | UA4382 | United Airlines | 1h 37m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 10:35 | 13:24 | daily | UA4382 | United Airlines | 1h 49m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 11:40 | 14:20 | mon, thu, fri, sat, sun | AA3382 | American Airlines | 1h 40m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 11:52 | 14:28 | mon, tue, fri, sat, sun | AA3382 | American Airlines | 1h 36m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 11:58 | 14:34 | sat | AA3342 | American Airlines | 1h 36m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 13:10 | 15:46 | wed, thu, sat | AA1645 | American Airlines | 1h 36m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 13:10 | 15:56 | mon, tue, wed, thu, fri, sun | AA3342 | American Airlines | 1h 46m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 13:15 | 16:00 | mon, tue, wed, thu, fri, sun | AA3860 | American Airlines | 1h 45m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 13:25 | 15:50 | mon, tue, wed, thu, fri | WN2240 | Southwest Airlines | 1h 25m | Chicago Midway International Airport — Buffalo Niagara International Airport | Select dates |
| 13:50 | 16:15 | thu | WN5023 | Southwest Airlines | 1h 25m | Chicago Midway International Airport — Buffalo Niagara International Airport | Select dates |
| 14:03 | 16:48 | daily | UA5427 | United Airlines | 1h 45m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 14:03 | 16:38 | thu | UA1448 | United Airlines | 1h 35m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 14:04 | 16:54 | fri, sat | UA5744 | United Airlines | 1h 50m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 14:08 | 16:53 | daily | UA5540 | United Airlines | 1h 45m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 14:15 | 16:58 | fri | AA513 | American Airlines | 1h 43m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 15:15 | 17:48 | thu, fri, sat | AA3167 | American Airlines | 1h 33m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 17:30 | 19:55 | sat | WN2240 | Southwest Airlines | 1h 25m | Chicago Midway International Airport — Buffalo Niagara International Airport | Select dates |
| 18:02 | 20:54 | thu, fri, sat | UA1335 | United Airlines | 1h 52m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 18:10 | 21:00 | daily | UA3574 | United Airlines | 1h 50m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 18:10 | 20:40 | mon, tue, wed, thu, fri | WN4498 | Southwest Airlines | 1h 30m | Chicago Midway International Airport — Buffalo Niagara International Airport | Select dates |
| 18:10 | 21:07 | fri | AA4572 | American Airlines | 1h 57m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 18:25 | 21:15 | daily | UA5545 | United Airlines | 1h 50m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 18:25 | 21:07 | wed | UA1762 | United Airlines | 1h 42m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 19:25 | 21:50 | mon, thu, fri, sun | WN2240 | Southwest Airlines | 1h 25m | Chicago Midway International Airport — Buffalo Niagara International Airport | Select dates |
| 19:55 | 22:33 | thu | AA1460 | American Airlines | 1h 38m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 20:00 | 22:25 | fri | WN2240 | Southwest Airlines | 1h 25m | Chicago Midway International Airport — Buffalo Niagara International Airport | Select dates |
| 20:50 | 23:35 | daily | AA513 | American Airlines | 1h 45m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 20:50 | 23:20 | sat | WN2240 | Southwest Airlines | 1h 30m | Chicago Midway International Airport — Buffalo Niagara International Airport | Select dates |
| 20:59 | 23:36 | daily | AA1073 | American Airlines | 1h 37m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 20:59 | 23:39 | daily | AA1073 | American Airlines | 1h 40m | O'Hare International Airport — Buffalo Niagara International Airport | Select dates |
| 23:15 | 01:25 | wed | AC7036 | Air Canada | 1h 10m | Chicago Midway International Airport — Buffalo Niagara International Airport | Select dates |