Using the online timetable is an easy way to look at all the direct flights Chicago — Allentown
78 flights in a week
Departure and arrival times are local (Chicago and Allentown)
| Departure | Arrival | Flight days | Flight | Airlines | Flight time | Airports | |
|---|---|---|---|---|---|---|---|
| 07:25 | 10:37 | sat | UA5620 | United Airlines | 2h 12m | O'Hare International Airport — Lehigh Valley International Airport | Select dates |
| 07:25 | 10:37 | sat | UA5620 | SkyWest Airlines | 2h 12m | O'Hare International Airport — Lehigh Valley International Airport | Select dates |
| 08:45 | 11:58 | mon, tue, wed, thu, fri, sun | UA5620 | United Airlines | 2h 13m | O'Hare International Airport — Lehigh Valley International Airport | Select dates |
| 08:45 | 11:58 | mon, tue, wed, thu, fri, sun | UA5620 | SkyWest Airlines | 2h 13m | O'Hare International Airport — Lehigh Valley International Airport | Select dates |
| 11:30 | 14:51 | fri | 8C3331 | Air Transport International | 2h 21m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 11:30 | 14:58 | thu | 8C3331 | Air Transport International | 2h 28m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 11:30 | 14:54 | wed | 8C3331 | Air Transport International | 2h 24m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 11:30 | 15:01 | mon | 8C3331 | Air Transport International | 2h 31m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 11:30 | 14:56 | sun | 8C3331 | Air Transport International | 2h 26m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 11:30 | 14:37 | mon | 8C3331 | Air Transport International | 2h 7m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 11:30 | 14:34 | sat | 8C3331 | Air Transport International | 2h 4m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 11:30 | 14:44 | sat, sun | 8C3331 | Air Transport International | 2h 14m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 11:30 | 14:46 | sun | 8C3331 | Air Transport International | 2h 16m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 11:30 | 14:42 | mon | 8C3331 | Air Transport International | 2h 12m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 11:30 | 15:14 | sat | 8C3331 | Air Transport International | 2h 44m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 12:00 | 15:06 | mon, tue, wed | 8C3331 | Air Transport International | 2h 6m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 12:00 | 15:10 | wed | 8C3331 | Air Transport International | 2h 10m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 12:00 | 15:15 | sun | 8C3331 | Air Transport International | 2h 15m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 12:00 | 15:12 | mon | 8C3331 | Air Transport International | 2h 12m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 12:00 | 15:19 | tue | 8C3331 | Air Transport International | 2h 19m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 12:00 | 15:11 | tue, sun | 8C3331 | Air Transport International | 2h 11m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 12:45 | 15:56 | fri | 8C3331 | Air Transport International | 2h 11m | Chicago Rockford International Airport — Lehigh Valley International Airport | Select dates |
| 13:45 | 16:53 | daily | UA4186 | United Airlines | 2h 8m | O'Hare International Airport — Lehigh Valley International Airport | Select dates |
| 13:50 | 16:59 | daily | UA4461 | United Airlines | 2h 9m | O'Hare International Airport — Lehigh Valley International Airport | Select dates |
| 13:51 | 17:00 | daily | UA4461 | United Airlines | 2h 9m | O'Hare International Airport — Lehigh Valley International Airport | Select dates |
| 13:55 | 16:57 | daily | UA4461 | United Airlines | 2h 2m | O'Hare International Airport — Lehigh Valley International Airport | Select dates |
| 18:15 | 21:21 | daily | UA4437 | United Airlines | 2h 6m | O'Hare International Airport — Lehigh Valley International Airport | Select dates |
| 18:35 | 21:54 | daily | UA4463 | United Airlines | 2h 19m | O'Hare International Airport — Lehigh Valley International Airport | Select dates |