Cheap Flights from Chicago to Philadelphia
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Prices updated 24 days ago
486,190 searches this week
171 airlines compared
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Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)
Today’s best flight deals from Chicago to Philadelphia
Explore current cheapest deals departing from Chicago to Philadelphia
Round trip
Sort by: Cheapest
August 6 - August 10
ORD - Philadelphia
$122
$141
Round trip
August 13 - August 15
ORD - Philadelphia
$124
$147
Round trip
August 15 - August 17
ORD - Philadelphia
$123
$149
Round trip
August 14 - August 15
ORD - Philadelphia
$123
$151
Round trip
August 7 - August 8
ORD - Philadelphia
$124
$153
Round trip
September 25 - October 11
ORD - Philadelphia
$149
$153
Round trip
September 25 - October 25
ORD - Philadelphia
$147
$153
Round trip
September 5 - September 6
ORD - Philadelphia
$162
$158
Round trip
October 22 - October 25
ORD - Philadelphia
$140
$159
Round trip
October 19 - October 25
ORD - Philadelphia
$135
$160
Round trip
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Route Intelligence — 486,190 Searches this Week
Insights for flights from Chicago to Philadelphia
How much is a round trip from Chicago to Philadelphia
Regular price: $91 - $227
Prices for flights from Chicago to Philadelphia are currently within the regular range.
The regular price range for this route is $91 to $227. The current lowest deal is $141 with Frontier Airlines, for travel from Aug 6-Aug 10.
now $141
Low $91
High $227
The cheapest time to fly from Chicago to Philadelphia
The cheapest month to fly from Chicago to Philadelphia is October, with a median price of $124. The most expensive month is December, with a median price of $327. Generally, prices are lower from January to November.
October
Flights from $124
December
Flights from $327
Direct flights from Chicago to Philadelphia
Frontier Airlines
Last-minute flights going from Chicago to Philadelphia
Wed, Jun 17
MDW - Philadelphia
Chicago (MDW) - Philadelphia (PHL)
Frontier Airlines
$397
$293
One-way
Wed, Jun 17
MDW - Philadelphia
Chicago (MDW) - Philadelphia (PHL)
Frontier Airlines
$399
$310
One-way
Thu, Jun 18
MDW - Philadelphia
Chicago (MDW) - Philadelphia (PHL)
Frontier Airlines
$403
$274
One-way
Thu, Jun 18
MDW - Philadelphia
Chicago (MDW) - Philadelphia (PHL)
Frontier Airlines
$399
$293
One-way
Fri, Jun 19
MDW - Philadelphia
Chicago (MDW) - Philadelphia (PHL)
Frontier Airlines
$404
$280
One-way
Fri, Jun 19
MDW - Philadelphia
Chicago (MDW) - Philadelphia (PHL)
Frontier Airlines
$396
$284
One-way
Biggest price drops on these dates for flights from Chicago to Philadelphia
Nov 5 - Nov 8
$345 → $198
43%
Nov 4 - Nov 8
$345 → $210
39%
Jun 18 - Jun 20
$403 → $274
32%
Nov 10 - Nov 17
$334 → $209
37%
Popular Airports to fly from Chicago to Philadelphia
Chicago - Philadelphia route insights
💸 Price insights
Recent fares are above the typical level
Recent fares are above the typical level for the Chicago to Philadelphia route.
📅 Best time to fly
Fly in October or November for the best prices
Historically, October and November offer the lowest median prices at $124.
⏱️ Flight duration
Direct flights take 5h 7m on average
The typical flight duration for this route is 5 hours and 7 minutes.
✈️ Airlines & availability
60.7% of deals are direct flights
Most deals for this route are direct, with connecting flights typically having 2 stopovers.
🏆 Airline highlight
Frontier Airlines offers direct flights
Frontier Airlines is one of the airlines that historically offers direct flights on this route.
🎯 Booking tip
Deals appear frequently for this route
Historically, deals for flights from Chicago to Philadelphia appear frequently.
Chicago main airports to depart from
O Hare International (ORD)
Depart from O'Hare for flights to Philadelphia, often with the cheapest fares available.
📍 ~25 km from Chicago city center (reachable by car or train).
💸 Flights from ~$141
Chicago Midway International (MDW)
Consider Chicago Midway International for a convenient departure option to Philadelphia.
📍 ~15 km from Chicago city center (reachable by car or train).
💸 Flights from ~$205
Chicago Rockford International (RFD)
Chicago Rockford International offers another departure choice for your trip to Philadelphia.
📍 ~115 km from Chicago city center (reachable by car).
💸 Flights from ~$219
Philadelphia main airports to arrive at
Philadelphia International (PHL)
Philadelphia International Airport is a primary gateway for flights arriving in Philadelphia from Chicago.
📍 ~11 km from Philadelphia city center (reachable by car)
💸 Flights from ~$141
Airports nearby Philadelphia used as alternative
Newark Liberty International (EWR)
Newark Liberty International offers significantly more flight options and excellent alternative for long-haul international routes.
📍 ~135 km from Philadelphia (reachable by train)
💸 Flights from ~$137
Baltimore–Washington International (BWI)
Baltimore–Washington International is a major base for Southwest Airlines, often featuring lower domestic fares.
📍 ~150 km from Philadelphia (reachable by train)
💸 Flights from ~$88
Trenton–Mercer (TTN)
Trenton–Mercer provides a small terminal for very fast check-in and budget-friendly options.
📍 ~50 km from Philadelphia (reachable by car)
💸 Flights from ~$187
Lehigh Valley International (ABE)
Lehigh Valley International is much less crowded and offers reliable regional connections.
📍 ~85 km from Philadelphia (reachable by car)
💸 Flights from ~$226
Atlantic City International (ACY)
Atlantic City International is convenient for travelers on the eastern side of the Philadelphia metro.
📍 ~85 km from Philadelphia (reachable by car)
💸 Flights from ~$188
Business & First Class Flight Deals to Philadelphia
Discover luxury on the budget with premium cabin class on flights from Chicago to Philadelphia.
Elite
Best Elite deals to Philadelphia
Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.
From ORD
Elite
Jul 23
Philadelphia, United States
75% AI deal score
$4,515
$2,464
Save $2,051
From ORD
Elite
Jul 30
Philadelphia, United States
75% AI deal score
$4,553
$2,464
Save $2,089
From ORD
Elite
Jul 30
Philadelphia, United States
75% AI deal score
$4,514
$2,464
Save $2,050
From ORD
Elite
Jul 30
Philadelphia, United States
75% AI deal score
$4,527
$2,469
Save $2,058
From ORD
Elite
Jul 30
Philadelphia, United States
75% AI deal score
$4,546
$2,486
Save $2,060
From ORD
Elite
Jul 30
Philadelphia, United States
75% AI deal score
$4,541
$2,486
Save $2,055
From ORD
Elite
Jul 30
Philadelphia, United States
75% AI deal score
$4,709
$2,549
Save $2,160
From ORD
Elite
Jul 30
Philadelphia, United States
75% AI deal score
$4,755
$2,569
Save $2,186
From ORD
Elite
Jul 23
Philadelphia, United States
74% AI deal score
$4,333
$2,464
Save $1,869
From ORD
Elite
Jul 23
Philadelphia, United States
74% AI deal score
$4,354
$2,469
Save $1,885
From ORD
Elite
Jul 23
Philadelphia, United States
74% AI deal score
$4,374
$2,486
Save $1,888
From ORD
Elite
Jul 23
Philadelphia, United States
74% AI deal score
$4,375
$2,486
Save $1,889
From ORD
Elite
Jul 23
Philadelphia, United States
74% AI deal score
$4,528
$2,549
Save $1,979
From ORD
Elite
Jul 23
Philadelphia, United States
74% AI deal score
$4,555
$2,564
Save $1,991
From ORD
Elite
Jul 23
Philadelphia, United States
74% AI deal score
$4,542
$2,569
Save $1,973
From ORD
Elite
Nov 18
Philadelphia, United States
67% AI deal score
$756
$595
Save $161
From ORD
Elite
Sep 05
Philadelphia, United States
66% AI deal score
$624
$547
Save $77
From ORD
Elite
Jun 30
Philadelphia, United States
66% AI deal score
$622
$562
Save $60
From ORD
Elite
Aug 19
Philadelphia, United States
66% AI deal score
$676
$595
Save $81
From ORD
Elite
Aug 26
Philadelphia, United States
66% AI deal score
$663
$559
Save $104
From ORD
Elite
Aug 02
Philadelphia, United States
65% AI deal score
$2,988
$2,435
Save $553
From ORD
Elite
Jul 22
Philadelphia, United States
65% AI deal score
$645
$582
Save $63
From ORD
Elite
Jul 01
Philadelphia, United States
50% AI deal score
$600
$562
Save $38
From ORD
Elite
Aug 02
Philadelphia, United States
49% AI deal score
$2,825
$2,435
Save $390
From ORD
Elite
Aug 02
Philadelphia, United States
49% AI deal score
$2,833
$2,440
Save $393
From ORD
Elite
Aug 02
Philadelphia, United States
49% AI deal score
$2,844
$2,457
Save $387
From ORD
Elite
Aug 02
Philadelphia, United States
49% AI deal score
$2,835
$2,457
Save $378
From ORD
Elite
Jul 01
Philadelphia, United States
49% AI deal score
$545
$529
Save $16
From ORD
Elite
Aug 08
Philadelphia, United States
48% AI deal score
$595
$587
Save $8
From ORD
Elite
Aug 19
Philadelphia, United States
47% AI deal score
$577
From ORD
Elite
Jul 08
Philadelphia, United States
47% AI deal score
$577
From ORD
Elite
Sep 15
Philadelphia, United States
47% AI deal score
$577
From ORD
Elite
Sep 15
Philadelphia, United States
47% AI deal score
$582
From ORD
Elite
Jul 01
Philadelphia, United States
47% AI deal score
$544
From ORD
Elite
Jul 04
Philadelphia, United States
47% AI deal score
$544
From ORD
Elite
Jul 04
Philadelphia, United States
47% AI deal score
$544
From ORD
Elite
Jul 29
Philadelphia, United States
47% AI deal score
$559
From ORD
Elite
Jul 14
Philadelphia, United States
47% AI deal score
$559
From ORD
Elite
Jul 21
Philadelphia, United States
47% AI deal score
$559
From ORD
Elite
Dec 10
Philadelphia, United States
47% AI deal score
$577
From ORD
Elite
Sep 08
Philadelphia, United States
46% AI deal score
$576
From ORD
Elite
Aug 20
Philadelphia, United States
46% AI deal score
$594
From MDW
Elite
Jul 23
Philadelphia, United States
45% AI deal score
$2,117
From MDW
Elite
Jul 14
Philadelphia, United States
45% AI deal score
$2,117
From MDW
Elite
Jul 03
Philadelphia, United States
44% AI deal score
$2,447