
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $187 (Kiwi.com) |
One-way from | $81 (Super.com) |
Popular in | March |
Cheapest in | October |
Average price | $311 |
Good round-trip deal | $269 or less |
Good one-way deal | $125 or less |
Fly from
Fly to
Route
Depart
Return
ChicagoPhiladelphia
ORD - PHL
ORDPHL
Chicago O'Hare Intl
Tue 7/21
2:30 pm-5:52 pm
Nonstop2h 22m
Philadelphia
Sat 7/25
6:00 am-7:30 am
Nonstop2h 30m
ChicagoPhiladelphia
ORD - PHL
ORDPHL
Chicago O'Hare Intl
Tue 6/16
11:33 am-2:47 pm
Nonstop2h 14m
Philadelphia
Wed 6/17
8:05 am-9:34 am
Nonstop2h 29m
ChicagoPhiladelphia
ORD - PHL
ORDPHL
Chicago O'Hare Intl
Wed 9/16
9:05 am-12:23 pm
Nonstop2h 18m
Philadelphia
Wed 9/23
1:35 pm-3:00 pm
Nonstop2h 25m
ChicagoPhiladelphia
MDW - PHL
MDWPHL
Chicago Midway
Sat 7/18
5:55 pm-8:55 pm
Nonstop2h 00m
Philadelphia
Tue 7/21
6:10 pm-12:05 am
1 stop6h 55m
MolinePhiladelphia
MLI - PHL
MLIPHL
Moline Quad-City
Fri 7/3
11:08 am-6:37 pm
1 stop6h 29m
Philadelphia
Wed 7/8
6:25 am-10:22 am
1 stop4h 57m
ChicagoPhiladelphia
MDW - PHL
MDWPHL
Chicago Midway
Wed 7/22
11:05 am-5:12 pm
1 stop5h 07m
Philadelphia
Tue 7/28
6:25 am-10:05 am
1 stop4h 40m
St. LouisPhiladelphia
STL - PHL
STLPHL
Lambert-St Louis
Tue 6/30
7:10 pm-10:20 pm
Nonstop2h 10m
Philadelphia
Wed 7/1
5:05 pm-6:40 pm
Nonstop2h 35m
ChicagoPhiladelphia
MDW - PHL
MDWPHL
Chicago Midway
Wed 7/8
9:10 am-12:10 pm
Nonstop2h 00m
Philadelphia
Sat 7/11
6:05 pm-7:15 pm
Nonstop2h 10m
MolinePhiladelphia
MLI - PHL
MLIPHL
Moline Quad-City
Tue 9/15
5:00 pm-11:01 pm
1 stop5h 01m
Philadelphia
Mon 9/21
5:30 am-10:26 am
1 stop5h 56m
ChicagoPhiladelphia
MDW - PHL
MDWPHL
Chicago Midway
Sat 7/11
11:15 am-2:10 pm
Nonstop1h 55m
Philadelphia
Mon 7/13
5:20 pm-6:30 pm
Nonstop2h 10m
Currently, December is the cheapest month in which you can book a flight from Illinois to Philadelphia (average of $50). Flying from Illinois to Philadelphia in March is currently the most expensive (average of $518). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
When flying from Illinois to Philadelphia, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 13% versus a flight at noon.
Booking 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from Illinois to Philadelphia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Travelers seeking maximum savings on their Illinois to Philadelphia flight should consider departing on Thursday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$67 | Average$168 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$149 | Average$402 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$156 | Average$458 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$168 | Average$367 | FlexibilityNo cancel fee | On-time63% |