Philadelphia to Chicago (PHL–ORD) — Airlines, Schedules & Connections

PHL Airport Page →
676 mi airlines charter/private 355/wk
On-time Some delays Frequent delays
Flight Schedule 100 flights Verified 41m ago
Also flown by charter / private operators: NetJets Aviation.
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop
UA3924
UA United
12:44 AM
EDT
1:38 AM
CDT
1h 54m
M T W T F S S
Prices
JL7433cs
JL Japan
738
5:43 AM
EDT TB
7:30 AM
CDT
2h 47m
M T W T F S S
Prices
AA2386+1
Starts Oct 5 Seat map
AA American
738 Seat map
5:43 AM
EDT
7:25 AM
CDT
2h 42m
39%
M T W T F S S
Prices
NH7459cs
NH All Nippon
7M9
6:25 AM
EDT TD
7:50 AM
CDT
2h 25m
M T W T F S S
Prices
NZ2736cs
NZ Air New Zealand
B39M
6:25 AM
EDT TD
7:50 AM
CDT
2h 25m
M T W T F S S
Prices
UA660+3
UA United
7M9
6:25 AM
EDT TD
7:50 AM
CDT
2h 25m
M T W T F S S
Prices
AC3009cs
AC Air Canada
B39M
6:25 AM
EDT TD
7:50 AM
CDT
2h 25m
M T W T F S S
Prices
AA3074+1
AA American
A21N
7:00 AM
EDT TB
8:36 AM
CDT
2h 36m
39%
M T W T F S S
Prices
RJ7696cs
RJ Royal Jordanian
321
7:36 AM
EDT TB
9:09 AM
CDT
2h 33m
M T W T F S S
Prices
CM2732cs
CM Copa
738
8:05 AM
EDT TD
9:34 AM
CDT
2h 29m
M T W T F S S
Prices
NZ2740cs
NZ Air New Zealand
7M9
8:20 AM
EDT TD
9:45 AM
CDT
2h 25m
M T W T F S S
Prices
AA2095+2
Seat map
AA American
319 Seat map
9:19 AM
EDT TC
10:56 AM
CDT
2h 37m
39%
M T W T F S S
Prices
AA1047
Starts Oct 5 Seat map
AA American
319 Seat map
9:21 AM
EDT
11:05 AM
CDT
2h 44m
39%
M T W T F S S
Prices
JL7673cs
JL Japan
319
9:33 AM
EDT TC
11:08 AM
CDT
2h 35m
M T W T F S S
Prices
UA1811+3
Starts Sep 24
UA United
739
9:35 AM
EDT TD
11:00 AM
CDT
2h 25m
M T W T F S S
Prices
NZ2744cs
NZ Air New Zealand
320
10:34 AM
EDT TD
11:59 AM
CDT
2h 25m
M T W T F S S
Prices
LX3305cs
LX Swiss
320
10:34 AM
EDT TD
11:59 AM
CDT
2h 25m
M T W T F S S
Prices
JL8358+2
JL Japan
738
10:38 AM
EDT TB
12:16 PM
CDT
2h 38m
M T W T F S S
Prices
AA865
Seat map
AA American
738 Seat map
10:38 AM
EDT TA
12:16 PM
CDT
2h 38m
39%
M T W T F S S
Prices
UA247
UA United
739
10:39 AM
EDT TD
12:06 PM
CDT
2h 27m
M T W T F S S
Prices
UA2207+4
Starts Sep 24
UA United
738
11:04 AM
EDT TD
12:29 PM
CDT
2h 25m
M T W T F S S
Prices
AA2307
Starts Oct 5 Seat map
AA American
789 Seat map
11:35 AM
EDT
1:10 PM
CDT
2h 35m
39%
M T W T F S S
Prices
CM2731cs
CM Copa
739
11:38 AM
EDT TD
1:06 PM
CDT
2h 28m
M T W T F S S
Prices
F92111+1
Seat map
F9 Frontier
32Q Seat map
11:54 AM
EDT TE
1:30 PM
CDT
2h 36m
M T W T F S S
Prices
Y42321cs
Y4 Volaris
32Q
11:54 AM
EDT TE
1:30 PM
CDT
2h 36m
M T W T F S S
Prices
UA2315
UA United
738
12:20 PM
EDT TD
1:58 PM
CDT
2h 38m
M T W T F S S
Prices
AS6604
Seat map
AS Alaska
738 Seat map
12:42 PM
EDT
2:15 PM
CDT
2h 33m
M T W T F S S
Prices
CX7524cs
CX Cathay Pacific
738
12:42 PM
EDT TB
2:15 PM
CDT
2h 33m
M T W T F S S
Prices
AA1854+1
Seat map
AA American
32Q Seat map
1:18 PM
EDT
3:08 PM
CDT
2h 50m
39%
M T W T F S S
Prices
UA2784+1
UA United
738
1:30 PM
EDT TD
2:55 PM
CDT
2h 25m
M T W T F S S
Prices
NZ2738cs
NZ Air New Zealand
739
1:30 PM
EDT TD
2:55 PM
CDT
2h 25m
M T W T F S S
Prices
AS4451+1
Seat map
AS Alaska
738 Seat map
2:00 PM
EDT TC
3:33 PM
CDT
2h 33m
M T W T F S S
Prices
BA1819
Starts Sep 28 Seat map
BA British
738 Seat map
2:32 PM
EDT TA
4:10 PM
CDT
2h 38m
M T W T F S S
Prices
AA821
Seat map
AA American
738 Seat map
2:32 PM
EDT TA
4:10 PM
CDT
2h 38m
39%
M T W T F S S
Prices
MH9627cs
MH Malaysia
319
3:20 PM
EDT TB
5:01 PM
CDT
2h 41m
M T W T F S S
Prices
RJ7988cs
RJ Royal Jordanian
319
3:20 PM
EDT TB
5:01 PM
CDT
2h 41m
M T W T F S S
Prices
AS4257cs
AS Alaska
319
3:20 PM
EDT
5:01 PM
CDT
2h 41m
M T W T F S S
Prices
AA470+4
Seat map
AA American
319 Seat map
4:04 PM
EDT
5:44 PM
CDT
2h 40m
39%
M T W T F S S
Prices
UA308+4
UA United
320
5:01 PM
EDT TD
6:32 PM
CDT
2h 31m
M T W T F S S
Prices
AC3007cs
AC Air Canada
738
5:01 PM
EDT TD
6:31 PM
CDT
2h 30m
M T W T F S S
Prices
NZ2742cs
NZ Air New Zealand
738
5:01 PM
EDT TD
6:31 PM
CDT
2h 30m
M T W T F S S
Prices
AS4160+1
Seat map
AS Alaska
738 Seat map
5:40 PM
EDT
7:26 PM
CDT
2h 46m
M T W T F S S
Prices
AA753
Starts Oct 5 Seat map
AA American
738 Seat map
5:42 PM
EDT
7:30 PM
CDT
2h 48m
39%
M T W T F S S
Prices
AY3607cs
AY Finnair
738
5:49 PM
EDT TC
7:39 PM
CDT
2h 50m
M T W T F S S
Prices
AA2041+3
Seat map
AA American
738 Seat map
5:49 PM
EDT TB
7:39 PM
CDT
2h 50m
39%
M T W T F S S
Prices
MH9510cs
MH Malaysia
738
5:55 PM
EDT TA
7:46 PM
CDT
2h 51m
M T W T F S S
Prices
NZ2746cs
NZ Air New Zealand
738
6:56 PM
EDT TD
8:26 PM
CDT
2h 30m
M T W T F S S
Prices
UA2665+1
UA United
B38M
6:56 PM
EDT TD
8:26 PM
CDT
2h 30m
M T W T F S S
Prices
F92113
Seat map
F9 Frontier
32Q Seat map
7:36 PM
EDT TE
8:51 PM
CDT
2h 15m
M T W T F S S
Prices
AA490+5
Seat map
AA American
738 Seat map
7:39 PM
EDT
9:30 PM
CDT
2h 51m
39%
M T W T F S S
Prices
IB4496cs
IB Iberia
B38M
8:51 PM
EDT TC
10:30 PM
CDT
2h 39m
M T W T F S S
Prices
IB4686+1
Seat map
IB Iberia
7M8 Seat map
8:55 PM
EDT
10:35 PM
CDT
2h 40m
M T W T F S S
Prices
AA2155
AA American
B38M
8:55 PM
EDT TA
10:35 PM
CDT
2h 40m
39%
M T W T F S S
Prices
AA372
Starts Oct 4 Seat map
AA American
319 Seat map
9:10 PM
EDT
10:59 PM
CDT
2h 49m
39%
M T W T F S S
Prices
AA2668
Seat map
AA American
321 Seat map
10:20 PM
EDT TC
11:56 PM
CDT
2h 36m
39%
M T W T F S S
Prices
AA2970+2
Seat map
AA American
7M8 Seat map
5:00 AM
CDT T3
8:15 AM
EDT
2h 15m
40%
M T W T F S S
Prices
AS6181cs
AS Alaska
7M8
5:00 AM
CDT T3
8:05 AM
EDT
2h 5m
51%
M T W T F S S
Prices
AA471+2
Seat map
AA American
321 Seat map
6:29 AM
CDT T3
9:47 AM
EDT
2h 18m
40%
M T W T F S S
Prices
NZ2737+3
NZ Air New Zealand
320
6:30 AM
CDT T1
9:38 AM
EDT
2h 8m
20%
M T W T F S S
Prices
UA2856
UA United
7M8
6:55 AM
CDT T1
10:02 AM
EDT
2h 7m
22%
M T W T F S S
Prices
Y42322cs
Y4 Volaris
32Q
7:25 AM
CDT T5
10:49 AM
EDT
2h 24m
22%
M T W T F S S
Prices
F92112+1
Seat map
F9 Frontier
321 Seat map
8:27 AM
CDT T5
11:39 AM
EDT
2h 12m
37%
M T W T F S S
Prices
AA1725
AA American
A21N
8:45 AM
CDT T3
11:52 AM
EDT
2h 7m
40%
M T W T F S S
Prices
NZ2745cs
NZ Air New Zealand
B39M
9:05 AM
CDT T1
12:23 PM
EDT
2h 18m
20%
M T W T F S S
Prices
UA729+1
UA United
7M9
9:05 AM
CDT T1
12:23 PM
EDT
2h 18m
22%
M T W T F S S
Prices
AC3004cs
Starts Sep 21
AC Air Canada
7M9
11:22 AM
CDT T1
2:40 PM
EDT
2h 18m
25%
M T W T F S S
Prices
NZ2747cs
NZ Air New Zealand
7M9
11:22 AM
CDT T1
2:40 PM
EDT
2h 18m
20%
M T W T F S S
Prices
UA2182+2
Starts Sep 24
UA United
7M9
11:25 AM
CDT T1
2:43 PM
EDT
2h 18m
22%
M T W T F S S
Prices
RJ7309cs
RJ Royal Jordanian
738
11:40 AM
CDT T3
2:51 PM
EDT
2h 11m
M T W T F S S
Prices
IB4772
Seat map
IB Iberia
738 Seat map
11:40 AM
CDT T3
2:54 PM
EDT
2h 14m
43%
M T W T F S S
Prices
AA1743+1
Seat map
AA American
738 Seat map
12:20 PM
CDT T3
3:14 PM
EDT
1h 54m
40%
M T W T F S S
Prices
UA2052
UA United
7M9
12:54 PM
CDT T1
3:56 PM
EDT
2h 2m
22%
M T W T F S S
Prices
IB4050
Seat map
IB Iberia
319 Seat map
1:26 PM
CDT T3
4:43 PM
EDT
2h 17m
43%
M T W T F S S
Prices
AC3002
Starts Sep 26
AC Air Canada
319
2:30 PM
CDT T1
5:54 PM
EDT
2h 24m
25%
M T W T F S S
Prices
LX3304cs
LX Swiss
7M9
2:30 PM
CDT T2
5:54 PM
EDT
2h 24m
39%
M T W T F S S
Prices
UA2430+2
UA United
B38M
2:30 PM
CDT T2
5:54 PM
EDT
2h 24m
22%
M T W T F S S
Prices
NZ2739cs
NZ Air New Zealand
7M8
2:30 PM
CDT T1
5:54 PM
EDT
2h 24m
20%
M T W T F S S
Prices
AA830
Seat map
AA American
319 Seat map
3:18 PM
CDT T3
6:18 PM
EDT
2h
40%
M T W T F S S
Prices
MH9564cs
MH Malaysia
319
3:25 PM
CDT T3
6:42 PM
EDT
2h 17m
46%
M T W T F S S
Prices
IB4409cs
IB Iberia
319
3:25 PM
CDT T3
6:42 PM
EDT
2h 17m
43%
M T W T F S S
Prices
IB4517+2
IB Iberia
738
4:00 PM
CDT T3
7:19 PM
EDT
2h 19m
43%
M T W T F S S
Prices
UA2825
Starts Sep 24
UA United
738
4:00 PM
CDT T1
7:24 PM
EDT
2h 24m
22%
M T W T F S S
Prices
UA1801
UA United
7M9
4:07 PM
CDT T1
7:31 PM
EDT
2h 24m
22%
M T W T F S S
Prices
MH9385cs
MH Malaysia
319
5:05 PM
CDT T3
8:22 PM
EDT
2h 17m
46%
M T W T F S S
Prices
CX7565cs
CX Cathay Pacific
738
5:07 PM
CDT T3
8:25 PM
EDT
2h 18m
M T W T F S S
Prices
AA1393
Seat map
AA American
738 Seat map
5:26 PM
CDT T3
8:34 PM
EDT
2h 8m
40%
M T W T F S S
Prices
AA1848+3
Seat map
AA American
319 Seat map
5:30 PM
CDT T3
8:32 PM
EDT
2h 2m
40%
M T W T F S S
Prices
AA597
Seat map
AA American
738 Seat map
5:48 PM
CDT T3
9:10 PM
EDT
2h 22m
40%
M T W T F S S
Prices
QR2754
Seat map
QR Qatar
738 Seat map
5:48 PM
CDT T3
9:10 PM
EDT
2h 22m
42%
M T W T F S S
Prices
UA1776+3
UA United
739
6:13 PM
CDT T3
9:27 PM
EDT
2h 14m
22%
M T W T F S S
Prices
CM2733cs
CM Copa
739
6:29 PM
CDT T1
9:43 PM
EDT
2h 14m
11%
M T W T F S S
Prices
NZ2741cs
NZ Air New Zealand
739
6:29 PM
CDT T1
9:43 PM
EDT
2h 14m
20%
M T W T F S S
Prices
AS6634
AS Alaska
321
6:40 PM
CDT T3
9:58 PM
EDT
2h 18m
51%
M T W T F S S
Prices
RJ7883cs
RJ Royal Jordanian
321
7:11 PM
CDT T3
10:23 PM
EDT
2h 12m
M T W T F S S
Prices
AY4156cs
AY Finnair
321
7:30 PM
CDT T3
10:49 PM
EDT
2h 19m
M T W T F S S
Prices
BA2408cs
BA British
321
7:30 PM
CDT T3
10:49 PM
EDT
2h 19m
29%
M T W T F S S
Prices
AA532+3
Seat map
AA American
321 Seat map
7:30 PM
CDT T3
10:49 PM
EDT
2h 19m
40%
M T W T F S S
Prices
AA2840+2
Seat map
AA American
738 Seat map
7:35 PM
CDT T3
11:27 PM
EDT
2h 52m
40%
M T W T F S S
Prices
AA3177+1
Seat map
AA American
738 Seat map
8:49 PM
CDT T3
11:59 PM
EDT
2h 10m
40%
M T W T F S S
Prices
NZ2743+2
NZ Air New Zealand
B39M
9:45 PM
CDT T1 Red-eye
12:59 AM+1
EDT
2h 14m
20%
M T W T F S S
Prices

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

✦ 1-Stop connections via 10 hubs
PIT Pittsburgh 4h 4m AAEIQR AAACAS Pittsburgh (PIT) to Chicago flights
MDT Harrisburg 4h 10m AAASBA AAASJL Harrisburg (MDT) to Chicago flights
CLE Cleveland 4h 11m AAASBA AAASAV Cleveland (CLE) to Chicago flights
DTW Detroit 4h 12m AAAFAM AAACAM Detroit (DTW) to Chicago flights
CMH Columbus 4h 13m AAASBA AAASBA Columbus (CMH) to Chicago flights
SCE State College 4h 13m AAAS NZUA State College (SCE) to Chicago flights
GRR Grand Rapids 4h 19m AAASG4 AAASBA Grand Rapids (GRR) to Chicago flights
IAD Dulles 4h 21m ACAVCM ACAVAZ Dulles (IAD) to Chicago flights
MKE Milwaukee 4h 24m AAUA AAACAS Milwaukee (MKE) to Chicago flights
MSN Madison 4h 26m AAQR AAASAV Madison (MSN) to Chicago flights
1-STOP More options, longer trips
2-STOP Loading... Reach the hardest destinations
Philadelphia to Chicago
4 carriers, 355 flights/week nonstop.
4 Airlines 676 mi 2h 36m nonstop -1h behind

PHL–ORD is served by 4 airlines with nonstop service. American Airlines, United Airlines and Frontier lead the route. The flight covers 676 miles in approximately 2h 36m. Beyond nonstop, 1-stop connecting options are also available.

Airline Landscape

All carriers operating nonstop PHL–ORD service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AA American Airlines Also: AS, AY, BA, CX, IB, JL, MH, QR, RJ 93 319, 321, 32Q, 738, 789, A21N, B38M 2h35-2h51 100% Oneworld AS, AY, BA, CX, IB, JL, MH, QR, RJ
UA United Airlines Also: AC, CM, EK, LX, NH, NZ 57 320, 738, 739, 7M9, B38M 1h54-2h38 100% Star Alliance AC, CM, EK, LX, NH, NZ
F9 Frontier Also: Y4 8 32Q 2h15-2h36 100% Y4
SY Sun Country Airlines 0 100%
Aircraft on this route
319 Airbus A319 – AA, AS, JL, MH, RJ
320 Airbus A320 – LX, NZ, UA
321 Airbus A321 – AA, RJ
32Q Airbus A321neo – AA, F9, Y4
738 Boeing 737-800 – AA, AC, AS, AY, BA, CM, CX, JL, MH, NZ, UA
739 Boeing 737-900 – CM, NZ, UA
789 Boeing 787-9 Dreamliner – AA
7M8 Boeing 737 MAX 8 – IB
7M9 Boeing 737 MAX 9 – NH, NZ, UA
A21N Airbus A321neo – AA
B38M Boeing 737 MAX 8 – AA, IB, UA
B39M Boeing 737 MAX 9 – AC, NZ
Alliance coverage
Oneworld: AA (93 flights/wk, 59%)
Star Alliance: UA (57 flights/wk, 36%)
Unaffiliated: F9 + SY (8 flights/wk, 5%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.

Weekly Schedule Pattern

Nonstop flight frequency by day of week, PHL to ORD direction.
Mon
51
flights
Tue
49
flights
Wed
48
flights
Thu
51
flights
Fri
51
flights
Sat
52
flights
Sun
53
flights
Mon brings a widebody to this route; Tue, Wed, Thu, Fri and Sun run narrowbody.
Departure time distribution
12 AM6 AM12 PM6 PM12 AM
Morning departures
Afternoon/evening departures
55
Nonstop flights
355
Outbound / wk
307
Return / wk

Connection Landscape

Beyond nonstop. 1-stop and 2-stop options for PHL to ORD.
1-STOP
One-Stop Connections
107
Hubs
~4h
Fastest
~42h
Longest
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
5,494
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.

On-Time Performance

What to expect at each end of your journey.
Outbound
PHL → ORD
100%
Generally reliable. Most flights run on time.
Departing
100%
Arriving
92%
Return
ORD → PHL
89%
Generally reliable. Most flights run on time.
Departing
89%
Arriving
100%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. PHL delays → ORD delays →

Other ways to reach Chicago from Philadelphia

Nearby airports with service to Chicago O'Hare International Airport.
Metric PHL→ORD TTN→ORD ABE→ORD
Distance from PHL 36 mi 55 mi
Nonstop airlines 4 1 8
Weekly flights 355 72
Flight time 2h 36m 1h 40m 1h 37m
Departure OTP 100%
Airports within 200 miles of PHL with service to Chicago O'Hare International Airport.

Travel Essentials

Practical planning for this route.
Time Difference
-1h
Chicago is 1 hour behind Philadelphia.
PHL: EDT · ORD: CDT

When it's 6:00 PM in Philadelphia, it's 5:00 PM in Chicago.
Distance & Flight Time
676 mi / 1,088 km
Nonstop flight time is approximately 2h 36m gate to gate.
Getting to PHL

SEPTA Airport Line rail runs from Center City Philadelphia (30th Street, Suburban, Jefferson, and Market East stations) to the airport in 25–30 minutes ($8 each way). Trains run every 30 minutes from about 5am to midnight. I-76 (Schuylkill Expressway) and I-95 are both frequently congested, making the train a consistent choice for anyone based near a SEPTA station.

Ride-shares from Center City cost $20–35 and take 20–40 minutes. Taxis are metered and slightly more.

Getting from ORD

CTA Blue Line runs 24/7 from O'Hare to downtown Chicago (45 min, $5). Taxis use a flat-rate zone system; downtown is around $40–45 plus tip. Ride-shares are typically $30–50.The Airport Transit System (ATS) connects all terminals and parking. Metra commuter rail does not serve O'Hare directly; transfer downtown via Blue Line.

Chicago Climate

Continental climate with four distinct seasons. Summers are warm and humid (25–32°C) with afternoon thunderstorms. Winters are cold (−10 to −2°C) with heavy snowfall that regularly delays flights December through March.

Spring and fall are mild but unpredictable. Pack layers. Lake Michigan moderates temperatures near the lakefront, but O'Hare sits inland and runs colder.

PHL–ORD Quick Facts

Key statistics for the Philadelphia to Chicago route.
Route details
Distance676 mi / 1,088 km
Flight time2h 36m
Time difference-1 hour
Airlines (nonstop)4
Weekly flights355 out / 307 return
1-stop connectionsAvailable
Origin: PHL
IATA / ICAOPHL / KPHL
TimezoneAmerica/New_York
Passengers/yr30.2M
Elevation36 ft / 11 m
Destination: ORD
IATA / ICAOORD / KORD
TimezoneAmerica/Chicago
Passengers/yr80.0M
Elevation680 ft / 207 m

Frequently Asked Questions

Common questions about PHL to ORD flights.
Nonstop flights from Philadelphia International Airport to Chicago O'Hare International Airport take about 2h 36m gate to gate. The route covers 676 miles.
4 airlines operate flights from PHL to ORD: American Airlines, United Airlines, Frontier and Sun Country Airlines.
This route has frequent daily service. Check the schedule above for departure days and times in each direction.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Pittsburgh, Harrisburg and Cleveland Hopkins.
On a single ticket, yes. Your bags are checked through to ORD and move between planes without you. On two separate tickets you collect your bags at the connecting airport and recheck them, so build in extra layover time.
Chicago is 1 hour behind Philadelphia.
Yes, return flights from ORD to PHL are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include TTN, ABE and LNS. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.
American Airlines is the dominant carrier on PHL–ORD, which makes sense given PHL is American's third-largest hub. American's PHL gates are in the A-East, B, C, D, and E concourses; O'Hare departures typically use B or C concourses. United also operates the route from O'Hare Terminal 1. The route is served by a mix of mainline narrowbodies (Boeing 737, Airbus A321) and regional jets.
PHL is one of the most delay-prone airports in the US. It sits in the Northeast weather corridor and has constrained airspace shared with Newark and New York Center. Ground delay programs from either end can push PHL–ORD departures back 30 to 90 minutes. PHL also has historically lower on-time performance than comparable East Coast hubs, partly due to American's heavy schedule that fills the airport's capacity ceiling.
Block time on PHL–ORD runs 2 hours 10 minutes westbound. Eastbound from O'Hare to Philadelphia is about 2 hours due to jet stream assistance. The route is just over 1,200 km, which sits in the sweet spot where regional jets are phased out in favor of mainline narrowbodies. Most departures use Boeing 737-800s or Airbus A321s.

Philadelphia to Chicago O'Hare: Competing Hub Connector

PHL–ORD is an interhub route linking American's Philadelphia stronghold with O'Hare, where both United and American operate major hubs. American holds the largest single share given its PHL dominance. United competes from its O'Hare base. The corridor carries a high proportion of connecting passengers using either Philadelphia or O'Hare as a gateway to their final destination, which means the route functions as much as a system feed mechanism as a point-to-point market. Block time is 2 hours 10 minutes westbound.

PHL's Hub Character and Delay Profile

Philadelphia International is built around American's spoke-and-hub model, with peak morning and afternoon banks that concentrate departures into narrow time windows. This scheduling density contributes to the airport's persistent delay profile. When one bank runs late, it cascades. O'Hare adds its own winter weather risk to the equation. Passengers booking PHL–ORD with an onward connection should use a single-ticket itinerary rather than self-connecting; the delay exposure on both ends makes self-connects high risk. SEPTA's Airport Regional Rail connects Philadelphia 30th Street Station to the airport in 22 minutes for $8.