S$126 Cheap Flights from Chicago to Philadelphia

View S$126 flight on Tue, 12 Aug, 2025Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Philadelphia Intl. Airport (PHL)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 40% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Chicago to Philadelphia (ORD-PHL)

Prices were available within the past 7 days and start at S$126 for one-way flights and S$252 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 12 Aug - Tue, 19 Aug
ORD
Chicago
PHL
Philadelphia
S$252 Return, found 6 hours ago
S$252
Return
found 6 hours ago
Select Delta flight, departing Tue, 12 Aug from Chicago to Philadelphia, returning Tue, 19 Aug, priced at S$252 found 6 hours ago
Delta
Fri, 15 Aug - Mon, 18 Aug
ORD
Chicago
PHL
Philadelphia
S$254 Return, found 6 days ago
S$254
Return
found 6 days ago
Select Delta flight, departing Fri, 15 Aug from Chicago to Philadelphia, returning Mon, 18 Aug, priced at S$254 found 6 days ago
Delta
Fri, 8 Aug - Fri, 15 Aug
ORD
Chicago
PHL
Philadelphia
S$256 Return, found 4 days ago
S$256
Return
found 4 days ago
Select Delta flight, departing Fri, 8 Aug from Chicago to Philadelphia, returning Fri, 15 Aug, priced at S$256 found 4 days ago
Delta
Tue, 12 Aug - Tue, 19 Aug
ORD
Chicago
PHL
Philadelphia
S$261 Return, found 6 hours ago
S$261
Return
found 6 hours ago
Select Delta flight, departing Tue, 12 Aug from Chicago to Philadelphia, returning Tue, 19 Aug, priced at S$261 found 6 hours ago
Delta
Wed, 6 Aug - Wed, 13 Aug
ORD
Chicago
PHL
Philadelphia
S$263 Return, found 6 days ago
S$263
Return
found 6 days ago
Select Delta flight, departing Wed, 6 Aug from Chicago to Philadelphia, returning Wed, 13 Aug, priced at S$263 found 6 days ago
American Airlines
Tue, 12 Aug - Tue, 19 Aug
ORD
Chicago
PHL
Philadelphia
S$270 Return, found 6 hours ago
S$270
Return
found 6 hours ago
Select American Airlines flight, departing Tue, 12 Aug from Chicago to Philadelphia, returning Tue, 19 Aug, priced at S$270 found 6 hours ago
United
Tue, 12 Aug - Tue, 19 Aug
ORD
Chicago
PHL
Philadelphia
S$270 Return, found 6 hours ago
S$270
Return
found 6 hours ago
Select United flight, departing Tue, 12 Aug from Chicago to Philadelphia, returning Tue, 19 Aug, priced at S$270 found 6 hours ago
United
Wed, 6 Aug - Wed, 13 Aug
ORD
Chicago
PHL
Philadelphia
S$272 Return, found 6 days ago
S$272
Return
found 6 days ago
Select United flight, departing Wed, 6 Aug from Chicago to Philadelphia, returning Wed, 13 Aug, priced at S$272 found 6 days ago
Delta
Tue, 12 Aug - Tue, 19 Aug
ORD
Chicago
PHL
Philadelphia
S$284 Return, found 6 hours ago
S$284
Return
found 6 hours ago
Select Delta flight, departing Tue, 12 Aug from Chicago to Philadelphia, returning Tue, 19 Aug, priced at S$284 found 6 hours ago
United
Fri, 15 Aug - Mon, 18 Aug
ORD
Chicago
PHL
Philadelphia
S$287 Return, found 6 days ago
S$287
Return
found 6 days ago
Select United flight, departing Fri, 15 Aug from Chicago to Philadelphia, returning Mon, 18 Aug, priced at S$287 found 6 days ago

Find the cheapest month to fly from Chicago (ORD) to Philadelphia (PHL)

August is typically the cheapest month to fly

From S$61 - S$197 per traveller.

Graph displaying average flight prices per month

Chicago to Philadelphia route information
Origin airport
O'Hare Intl.
Destination airport
Philadelphia Intl.
Return price
S$252
Distance
1081 km
Average flight time
3 hours 4 mins

Flights from Chicago to Philadelphia

There are several airlines that operate frequent flights from Chicago (ORD) to Philadelphia (PHL) including

The earliest flight leaves O'Hare Intl. Airport at 05:00 and arrives at Philadelphia Intl. Airport at 00:02. The last flight of the day departs Chicago at 21:45 and arrives at Philadelphia at 23:59.

The flight distance from Chicago to Philadelphia is about 1094 km, the shortest flight is 01 hours 53 minutes with United Airlines.

Expedia lets you search across the largest number of airlines and Philadelphia flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Chicago Philadelphia flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Chicago to Philadelphia trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Philadelphia flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Chicago to Philadelphia with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from ORD to Philadelphia Airport?
The lowest price advertised for a round-trip journey from O'Hare Airport to Philadelphia Intl. Airport (PHL) is S$252. But you better get moving. This price is taken from fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from O'Hare Intl. Airport (ORD) to PHL?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from O'Hare Intl. Airport (ORD) to PHL that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for O'Hare Airport to Philadelphia Intl. Airport (PHL) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from ORD to Philadelphia Intl. Airport (PHL)?
That movie you've been desperate to see will just have to wait --- the flight distance between O'Hare Airport (ORD) and Philadelphia Intl. Airport (PHL) (PHL) is only 1,100 kilometres. The captain will be instructing you to buckle up for landing before you know it.
Which airlines fly direct from O'Hare Airport to Philadelphia Intl. Airport (PHL)?
American Airlines (AA) is a popular choice. It offers 178 flights from O'Hare Airport to Philadelphia Airport each month. Offering 117 flights a month on this route, United Airlines (UA) is another good option.
Are ORD to PHL flight tickets cheaper when they're purchased at the last minute?
Late planners can occasionally score a bargain, with some of the cheapest fares from ORD to Philadelphia Intl. Airport (PHL) emerging a few weeks before the departure date. If you'd rather plan ahead of time, Expedia compares and updates the best flight deals continuously --- as early as a year in advance in some cases. It depends on the carrier though, as not all airlines quote prices that far in advance.

Explore a world of travel with Expedia

Philadelphia Airports

Atlantic City

Chicago Airports

Chicago

*Available to Expedia members.