$72 Cheap Flights from Chicago (ORD) to Philadelphia (PHL)

View $72 flight on Sat, May 3, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Chicago to Philadelphia (ORD-PHL)

Prices were available within the past 7 days and start at $72 for one-way flights and $161 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Jul 1 - Fri, Jul 4
ORD
Chicago
PHL
Philadelphia
$161 Roundtrip, found 1 hour ago
$161
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Tue, Jul 1 from Chicago to Philadelphia, returning Fri, Jul 4, priced at $161 found 1 hour ago
United
Tue, Jul 1 - Fri, Jul 4
ORD
Chicago
PHL
Philadelphia
$161 Roundtrip, found 1 hour ago
$161
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Jul 1 from Chicago to Philadelphia, returning Fri, Jul 4, priced at $161 found 1 hour ago
American Airlines
Wed, Jul 2 - Sun, Jul 6
ORD
Chicago
PHL
Philadelphia
$163 Roundtrip, just found
$163
Roundtrip
just found
Select American Airlines flight, departing Wed, Jul 2 from Chicago to Philadelphia, returning Sun, Jul 6, priced at $163 just found
United
Tue, Jul 1 - Fri, Jul 4
ORD
Chicago
PHL
Philadelphia
$164 Roundtrip, found 1 hour ago
$164
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Jul 1 from Chicago to Philadelphia, returning Fri, Jul 4, priced at $164 found 1 hour ago
Frontier Airlines
Thu, Jul 3 - Sun, Jul 6
ORD
Chicago
PHL
Philadelphia
$164 Roundtrip, just found
$164
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Jul 3 from Chicago to Philadelphia, returning Sun, Jul 6, priced at $164 just found
Spirit Airlines
Sat, May 3 - Sun, May 11
ORD
Chicago
PHL
Philadelphia
$166 Roundtrip, just found
$166
Roundtrip
just found
Select Spirit Airlines flight, departing Sat, May 3 from Chicago to Philadelphia, returning Sun, May 11, priced at $166 just found
United
Sun, Aug 31 - Wed, Sep 3
ORD
Chicago
PHL
Philadelphia
$168 Roundtrip, found 4 days ago
$168
Roundtrip
found 4 days ago
Select United flight, departing Sun, Aug 31 from Chicago to Philadelphia, returning Wed, Sep 3, priced at $168 found 4 days ago
American Airlines
Fri, Jul 4 - Tue, Jul 8
ORD
Chicago
PHL
Philadelphia
$169 Roundtrip, just found
$169
Roundtrip
just found
Select American Airlines flight, departing Fri, Jul 4 from Chicago to Philadelphia, returning Tue, Jul 8, priced at $169 just found
Frontier Airlines
Fri, Jul 4 - Tue, Jul 8
ORD
Chicago
PHL
Philadelphia
$171 Roundtrip, just found
$171
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Jul 4 from Chicago to Philadelphia, returning Tue, Jul 8, priced at $171 just found
Southwest Airlines
Sat, Jul 5 - Wed, Jul 9
ORD
Chicago
PHL
Philadelphia
$179 Roundtrip, found 9 hours ago
$179
Roundtrip
found 9 hours ago
Select Southwest Airlines flight, departing Sat, Jul 5 from Chicago to Philadelphia, returning Wed, Jul 9, priced at $179 found 9 hours ago

Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL) cost?
Cheap round-trip flights from O’Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL) start from $159. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Frontier Airlines flight leaving ORD on May 12 2025 and touching down at PHL. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from ORD to PHL?
The cheapest flights from ORD to PHL are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL)?
Take a direct flight with American Airlines and go straight from O’Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL).
What is the cheapest airline that flies from ORD to PHL?
Book a flight from ORD to PHL with United. This carrier currently offers the cheapest one-way ticket for this route, starting from $81. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from ORD on July 2 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL)?
With, on average, 9 nonstop flights departing from O’Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL) each day, you’ll be off on your next adventure in no time.
What are the most popular departure times for flights from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL)?
The 9 AM departures from ORD to PHL see the highest demand. These flights can come with a higher price due to their popularity. If you want to save money, choose a less crowded time to fly.
What day of the week has the most flights from ORD to PHL?
Sunday has the most flights from O’Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL). Consider traveling on this day and you’ll have a greater chance of finding a departure that fits your schedule.
What is the earliest flight from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL)?
O’Hare Intl. Airport (ORD)’s first flight to Philadelphia Intl. Airport (PHL) is at approximately 6:30AM UTC-6. With a total travel time of 2h 3m, you’ll land at around 9:33AM UTC-5.
How long does it take to fly from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL)?
It takes approximately 2 hours and 3 minutes to fly the 680 mi from ORD to PHL.
What airline has the least delays from ORD to PHL?
With 97% of flights typically arriving on time, Alaska Airlines has the best on-time performance for direct flights from O’Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL). To monitor your flight status and get notified about any changes, simply head to the Expedia App.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL)?
To arrive at Philadelphia Intl. Airport (PHL) on schedule, book a flight that leaves O’Hare Intl. Airport (ORD) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Philadelphia from O'Hare Intl. Airport (ORD)?
Catch a direct flight from O’Hare Intl. Airport (ORD) to Philadelphia and touch down at Philadelphia Intl. Airport (PHL). Another convenient entry point into the city is Lehigh Valley Intl. Airport (ABE).
Is it cheaper to buy a plane ticket from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL) last-minute?
Last-minute bookings from ORD to PHL are typically more expensive. To secure the cheapest rates, start looking for flights early. That said, if you can play around with your travel dates, it’s possible to score a cheap ticket right before your journey.
Is it cheaper to book an ORD to PHL flight and hotel package?
You’ll generally save money by booking an ORD to PHL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s easy to manage everything in one place. After selecting your ideal accommodations and flights, consider adding extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL)?
If you reserved your ORD to PHL flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.
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