How does KAYAK find such low prices on flights from Illinois to Philadelphia?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Philadelphia.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Philadelphia?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Philadelphia from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Illinois to Philadelphia?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Philadelphia with an airline and back to Illinois with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Philadelphia?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Philadelphia from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$93 CHEAP FLIGHTS from Illinois to Philadelphia

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Cheap Flights from Illinois to Philadelphia

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Philadelphia

Sun, Dec 20 - Tue, Dec 29

4:18 pm - 7:37 pmORD Chicago O'Hare Intl-PHL Philadelphia

2h 19mnonstop

1:38 pm - 3:11 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 33mnonstop

$179Frontier

Tue, Dec 22 - Tue, Dec 29

4:18 pm - 7:37 pmORD Chicago O'Hare Intl-PHL Philadelphia

2h 19mnonstop

1:38 pm - 3:11 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 33mnonstop

$179Frontier

Tue, Dec 15 - Tue, Dec 15

6:30 am - 9:39 amORD Chicago O'Hare Intl-PHL Philadelphia

2h 09mnonstop

12:35 pm - 2:20 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 45mnonstop

$204American Airlines

Fri, Dec 4 - Mon, Dec 7

9:29 pm - 12:39 amORD Chicago O'Hare Intl-PHL Philadelphia

2h 10mnonstop

7:25 pm - 2:30 pmPHL Philadelphia-ORD Chicago O'Hare Intl

20h 05m2 stops Tampa St. Petersburg Atlanta Hartsfield-Jackson

$204Multiple Airlines

Wed, Dec 9 - Sat, Dec 12

9:11 pm - 12:24 amORD Chicago O'Hare Intl-PHL Philadelphia

2h 13mnonstop

6:34 pm - 8:23 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 49mnonstop

$208American Airlines

Wed, Dec 9 - Wed, Dec 16

10:40 am - 1:55 pmORD Chicago O'Hare Intl-PHL Philadelphia

2h 15mnonstop

9:45 am - 11:20 amPHL Philadelphia-ORD Chicago O'Hare Intl

2h 35mnonstop

$209United Airlines

Sat, Dec 5 - Sat, Dec 12

7:45 am - 10:45 amMDW Chicago Midway-PHL Philadelphia

2h 00mnonstop

7:50 am - 9:10 amPHL Philadelphia-MDW Chicago Midway

2h 20mnonstop

$209Southwest

Tue, Jan 5 - Wed, Jan 6

1:35 pm - 4:30 pmMDW Chicago Midway-PHL Philadelphia

1h 55mnonstop

5:25 pm - 6:40 pmPHL Philadelphia-MDW Chicago Midway

2h 15mnonstop

$209Southwest

Fri, Dec 4 - Mon, Dec 7

9:29 pm - 12:39 amORD Chicago O'Hare Intl-PHL Philadelphia

2h 10mnonstop

7:25 pm - 2:30 pmPHL Philadelphia-ORD Chicago O'Hare Intl

20h 05m2 stops Tampa St. Petersburg Atlanta Hartsfield-Jackson

$209Multiple Airlines

Tue, Jan 12 - Tue, Jan 19

11:06 am - 2:19 pmORD Chicago O'Hare Intl-PHL Philadelphia

2h 13mnonstop

3:05 pm - 6:40 pmPHL Philadelphia-ORD Chicago O'Hare Intl

4h 35m1 stop Washington, D.C. Dulles Intl

$219United Airlines

Recent last minute flight deals from Illinois to Philadelphia

Thu, Nov 12 - Fri, Dec 4

4:42 pm - 8:04 pmORD Chicago O'Hare Intl-PHL Philadelphia

2h 22mnonstop

6:40 pm - 8:24 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 44mnonstop

$200Frontier

Thu, Nov 12 - Thu, Dec 3

4:42 pm - 8:04 pmORD Chicago O'Hare Intl-PHL Philadelphia

2h 22mnonstop

6:45 pm - 8:29 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 44mnonstop

$220Frontier

Tue, Nov 10 - Tue, Dec 1

4:50 pm - 8:05 pmORD Chicago O'Hare Intl-PHL Philadelphia

2h 15mnonstop

1:10 pm - 5:29 pmPHL Philadelphia-ORD Chicago O'Hare Intl

5h 19m1 stop Boston Logan Intl

$351American Airlines

Tue, Nov 10 - Tue, Dec 1

6:25 pm - 9:25 pmMDW Chicago Midway-PHL Philadelphia

2h 00mnonstop

5:35 am - 4:15 pmPHL Philadelphia-MDW Chicago Midway

11h 40m1 stop Nashville Intl

$357Southwest

Wed, Nov 11 - Wed, Dec 2

9:30 am - 4:35 pmMDW Chicago Midway-PHL Philadelphia

6h 05m1 stop Detroit Metropolitan Wayne County

3:39 pm - 10:54 pmPHL Philadelphia-MDW Chicago Midway

8h 15m1 stop Atlanta Hartsfield-Jackson

$361Delta

Tue, Nov 10 - Tue, Dec 1

5:47 pm - 9:00 pmORD Chicago O'Hare Intl-PHL Philadelphia

2h 13mnonstop

6:35 pm - 8:30 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 55mnonstop

$367American Airlines

Tue, Nov 10 - Tue, Dec 1

11:30 am - 10:10 pmMDW Chicago Midway-PHL Philadelphia

9h 40m2 stops Lambert-St Louis Nashville Intl

5:35 am - 4:15 pmPHL Philadelphia-MDW Chicago Midway

11h 40m1 stop Nashville Intl

$372Southwest

Tue, Nov 10 - Wed, Dec 2

6:00 am - 1:07 pmMDW Chicago Midway-PHL Philadelphia

6h 07m1 stop Atlanta Hartsfield-Jackson

6:00 am - 9:37 amPHL Philadelphia-MDW Chicago Midway

4h 37m1 stop Detroit Metropolitan Wayne County

$372Delta

Wed, Nov 11 - Tue, Nov 17

7:35 pm - 7:11 amORD Chicago O'Hare Intl-PHL Philadelphia

10h 36m1 stop Atlanta Hartsfield-Jackson

8:20 pm - 3:37 pmPHL Philadelphia-ORD Chicago O'Hare Intl

44h 17m2 stops Tampa Fort Lauderdale

$406Multiple Airlines

Sat, Nov 14 - Wed, Nov 18

7:00 am - 11:43 pmORD Chicago O'Hare Intl-PHL Philadelphia

15h 43m1 stop Fort Lauderdale

10:37 am - 5:07 pmPHL Philadelphia-ORD Chicago O'Hare Intl

7h 30m1 stop Orlando

$418Multiple Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$93

Best time to beat the crowds with an average 17% drop in price.

Most popular time to fly with an average 3% increase in price.

Flight from Chicago Midway Airport to Philadelphia

How does KAYAK find such low prices on flights from Illinois to Philadelphia?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Illinois to Philadelphia.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Philadelphia?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Philadelphia from Illinois is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Illinois to Philadelphia?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Philadelphia with an airline and back to Illinois with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Philadelphia?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Philadelphia from Illinois up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Wildwood Crest

Newark

Essington

North Wildwood

Vineland

West Chester

Elkton

Willow Grove

Middletown

Voorhees

Pottstown

Kennett Square

Somers Point

Glen Mills

Millville

Springfield

Blackwood

Phoenixville

Wyomissing

Strasburg

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PHL

$93 Find Cheap Flights from Illinois to Philadelphia - Compare and Save

Cheap Flights from Illinois to Philadelphia

Recent round-trip flight deals from Illinois to Philadelphia

Recent one-way flight deals from Illinois to Philadelphia

Recent last minute flight deals from Illinois to Philadelphia

Recent direct flight deals from Illinois to Philadelphia

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Cheapest flight

FAQs for booking flights from Illinois to Philadelphia

Traveling to a place near Philadelphia?

More options for your flight to Philadelphia

Complete your trip to Philadelphia with a hotel stay or car rental

Information on the airport you'll fly into in Philadelphia

Cabin class types available on flights to Illinois

Find direct flights for Philadelphia

Flights from domestic origins to Philadelphia

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