$70 Cheap United flights Chicago (ORD) to Philadelphia (PHL)

View $70 flight on Tue, Oct 14, 2025Opens in a new window

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$70 Cheap United flights Chicago (ORD) to Philadelphia (PHL)

Prices were available within the past 7 days and start at $70 for one-way flights and $131 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Nov 4 - Fri, Nov 14
ORD
Chicago
PHL
Philadelphia
$131 Roundtrip, found 14 hours ago
$131
Roundtrip
found 14 hours ago
Select United flight, departing Tue, Nov 4 from Chicago to Philadelphia, returning Fri, Nov 14, priced at $131 found 14 hours ago
United
Sat, Nov 15 - Wed, Nov 19
ORD
Chicago
PHL
Philadelphia
$139 Roundtrip, found 3 hours ago
$139
Roundtrip
found 3 hours ago
Select United flight, departing Sat, Nov 15 from Chicago to Philadelphia, returning Wed, Nov 19, priced at $139 found 3 hours ago
Flights from Chicago (ORD) to Philadelphia (PHL)
Origin airport
O'Hare Intl.
Destination airport
Philadelphia Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United
Popular airline
Spirit Airlines
Distance
676 mi
Average flight time
3 hours 8 mins

Frequently asked questions

How much is a United Airlines flight from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL)?
Use the "Price (lowest to highest)" filter on Expedia to look for cheap United Airlines return flights from $131 from ORD to PHL. Affordable one-way fares from $70 are available too.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from ORD to PHL with United Airlines?
January is one of the least expensive months to travel to Philadelphia with United Airlines. You could also find great prices on one-way and return fares in February.
What is the cheapest time to book flights from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL) with United Airlines?
Start searching one to three months ahead of your departure date to find cheaper fares on United Airlines flights from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing spot on, and you can enjoy significant savings on domestic journeys.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL)?
United Airlines operates direct flights from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL), with 27 departures every week. Just apply the "Nonstop" and "Airline" filters during your search on Expedia to see all direct United Airlines flights to PHL.
How long does it take to fly from ORD to PHL with United Airlines?
From wheels-up to touchdown, a direct United Airlines flight from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL) takes around 2h 5m.
Which day of the week has the most United Airlines flights from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL)?
Tuesday has the most United Airlines flights from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL). With 4 daily departures, this is the best day to book something that will suit your plans.
What is the earliest United Airlines flight from ORD to PHL?
The first flight from ORD to PHL with United Airlines leaves at 7:45AM UTC-6. You'll touch down at 10:50AM UTC-5. The last United Airlines flight of the day takes off at 6:30PM UTC-6 and arrives at 9:40PM UTC-5. With around 20% fewer cancellations for departures before midday, starting your travel day early is typically the smartest option.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Philadelphia?
Philadelphia Intl. Airport (PHL) is the main arrival point for United Airlines flights from O'Hare Intl. Airport (ORD) to Philadelphia. But this airline also flies to Lehigh Valley Intl. Airport (ABE). Make sure you check the "All Airports" option for your destination to see all available choices for your journey to Philadelphia.
Why fly with United Airlines from ORD to PHL?
Offering a rewarding loyalty program, United Airlines is a popular choice for many passengers departing from ORD to PHL. Plus, as a United Mileage Plus and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights along with your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL)?
United Airlines typically flies Airbus A319 planes for flights from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL). This carrier also operates the Boeing 737-800 on this route. Remember that aircraft type can change due to operational demands, so the plane you catch could be different on your travel date.
Can I change or cancel my United Airlines flight from O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL)?
It's usually possible to change or cancel your flight, although additional charges may apply if you booked more than 24 hours ago. Want to keep your options open? Make use of our "Changes included" and "No cancel fee" filters to find flights that won't penalize you if you have to alter your plans. To make modifications, head to "Trips," select your flight and click on "Manage Booking" for more details.

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