Below you can find the flight schedule for Chicago to Philadelphia for April. If you are looking for flight fares, please check the cheap flights Chicago to Philadelphia, or you can use the search form at the top.
| Airline | Flight number | Departure | Arrival | Flight time |
| Alaska Airlines | AS1666 | 07:15 | 10:15 | 2h 0m |
| Cathay Pacific | CX7557 | 16:29 | 17:43 | 14m |
| Finnair | AY2098 | 11:29 | 14:27 | 1h 58m |
| Finnair | AY2840 | 14:55 | 17:50 | 1h 55m |
| Finnair | AY1359 | 16:30 | 19:32 | 2h 2m |
| Frontier Airlines | F92112 | 05:01 | 08:04 | 2h 3m |
| Frontier Airlines | F94368 | 14:22 | 17:23 | 2h 1m |
| Frontier Airlines | F91618 | 22:16 | 01:19 | 2h 3m |
| Iberia Airlines | IB4231 | 05:59 | 07:13 | 14m |
| Iberia Airlines | IB2726 | 09:57 | 12:55 | 1h 58m |
| Iberia Airlines | IB4328 | 13:00 | 14:24 | 24m |
| Iberia Airlines | IB1920 | 13:35 | 16:40 | 2h 5m |
| Iberia Airlines | IB2391 | 14:51 | 17:55 | 2h 4m |
| Iberia Airlines | IB4707 | 15:15 | 18:18 | 2h 3m |
| Iberia Airlines | IB2506 | 20:30 | 23:33 | 2h 3m |
| United Airlines | UA770 | 05:00 | 06:30 | 30m |
| United Airlines | UA225 | 06:15 | 09:48 | 2h 33m |
| United Airlines | UA217 | 07:00 | 10:21 | 2h 21m |
| United Airlines | UA3456 | 07:00 | 09:01 | 1h 1m |
| United Airlines | UA2334 | 07:00 | 09:53 | 1h 53m |
| United Airlines | UA1295 | 08:30 | 11:41 | 2h 11m |
| United Airlines | UA237 | 09:00 | 10:52 | 52m |
| United Airlines | UA3570 | 09:05 | 10:20 | 15m |
| United Airlines | UA1776 | 10:00 | 11:33 | 33m |
| United Airlines | UA3528 | 10:50 | 14:00 | 2h 10m |
| United Airlines | UA3431 | 11:00 | 14:10 | 2h 10m |
| United Airlines | UA1428 | 11:30 | 14:31 | 2h 1m |
| United Airlines | UA1349 | 11:35 | 12:59 | 24m |
| United Airlines | UA5355 | 18:15 | 21:29 | 2h 14m |
Cheap flights Chicago to Philadelphia.
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