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$85+ Cheap flights from O'Hare Intl (ORD) to Philadelphia (PHL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — PHL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Philadelphia are usually found in September or October, booked 54 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from O'Hare Intl to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$164
(United Airlines)

One-way from

$85
(Kiwi.com)

Popular in

February

Cheapest in

September

Average price

$244

Good round-trip deal

$216 or less

Good one-way deal

$119 or less
From Chicago O'Hare Intl to Philadelphia
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One-way flight from Chicago O'Hare Intl to Philadelphia
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Highest demand for flights based on searches. 28% potential increase in price ($97 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Chicago O'Hare Intl to Philadelphia.
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Price to beat on a one-way flight from Chicago O'Hare Intl to Philadelphia.
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Find flight deals from O'Hare Intl to Philadelphia

Cheapest flights from O'Hare Intl to Philadelphia
Explore the most affordable flight options available from O'Hare Intl to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/307:35 amORD - PHL
Nonstop2h 12mUnited Airlines
Wed 8/612:38 pmPHL - ORD
Nonstop2h 24mUnited Airlines
Deal found 6/10$164
This Cheapflightsfares deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/104:26 pmORD - PHL
Nonstop2h 23mFrontier
Sun 7/138:39 pmPHL - ORD
Nonstop2h 36mFrontier
Deal found 6/10$165
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/295:00 amORD - PHL
Nonstop2h 00mAmerican Airlines
Sun 11/29:20 pmPHL - ORD
Nonstop2h 34mAmerican Airlines
Deal found 6/11$167
This Kiwi.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/95:05 amORD - PHL
1 stop10h 11mMultiple Airlines
Mon 7/215:48 pmPHL - ORD
Nonstop2h 39mMultiple Airlines
Deal found 6/12$182
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/95:05 amORD - PHL
1 stop10h 11mSpirit Airlines
Mon 7/149:12 pmPHL - ORD
1 stop10h 52mSpirit Airlines
Deal found 6/10$188
This Delta deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/33:30 pmORD - PHL
1 stop5h 50mDelta
Tue 9/167:00 amPHL - ORD
1 stop8h 13mDelta
Deal found 6/9$197
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/24:20 pmORD - PHL
1 stop5h 05mSouthwest
Mon 8/45:30 amPHL - ORD
2 stops10h 30mSouthwest
Deal found 6/10$292

Cheapflights Fare Finder

Customize your flight search to find flights from O'Hare Intl to Philadelphia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Philadelphia that are best for you.

Fly from

O'Hare Intl

Fly to

Philadelphia

Route

Depart

Return

Price

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Wed 7/30

7:35 am-10:47 am

Nonstop2h 12m

Philadelphia

Wed 8/6

12:38 pm-2:02 pm

Nonstop2h 24m

$164

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Thu 7/10

4:26 pm-7:49 pm

Nonstop2h 23m

Philadelphia

Sun 7/13

8:39 pm-10:15 pm

Nonstop2h 36m

$165

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Sun 8/10

6:55 am-10:03 am

Nonstop2h 08m

Philadelphia

Sat 8/16

6:00 am-7:25 am

Nonstop2h 25m

$168

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Wed 7/9

5:05 am-4:16 pm

1 stop10h 11m

Philadelphia

Mon 7/21

5:48 pm-7:27 pm

Nonstop2h 39m

$182

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Wed 7/9

5:05 am-4:16 pm

1 stop10h 11m

Philadelphia

Mon 7/14

9:12 pm-7:04 am

1 stop10h 52m

$188

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Wed 9/3

3:30 pm-10:20 pm

1 stop5h 50m

Philadelphia

Tue 9/16

7:00 am-2:13 pm

1 stop8h 13m

$197

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Tue 9/2

6:00 am-2:30 pm

1 stop7h 30m

Philadelphia

Tue 9/16

8:15 am-9:30 pm

2 stops14h 15m

$258

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Wed 9/10

7:20 am-4:49 am

1 stop20h 29m

$85

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Tue 7/8

7:49 pm-8:04 am

1 stop11h 15m

$87

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Wed 8/13

4:00 pm-11:14 pm

1 stop6h 14m

$89

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 15 results
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The best insider tips for Chicago O'Hare Intl Airport to Philadelphia flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Chicago O'Hare Intl Airport to Philadelphia trip
Airlines
Frontier

Frontier offers extra comfort seats with 32” separation for a fee, enhancing short-haul comfort.


Frontier's Zone 1 boarding is available with a carry-on purchase or special fare bundle.

Read more about Frontierby Marisa Garcia
United Airlines

United's Economy Plus offers extra legroom, ideal for a comfortable short-haul flight.


United's MileagePlus program allows pooling miles, useful for frequent ORD-PHL travelers.

Read more about United Airlinesby Harriet Baskas
Airports
ORD

For a quick snack before your flight, grab Garrett Popcorn near gate B8, a Chicago favorite.

Read more about ORDby Ramsey Qubein
PHL

Use SEPTA rail for a quick trip to Center City Philadelphia. Stations are outside Terminals A, B, C/D, and E/F.

Read more about PHLby Mark Chesnut
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on ORD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Mark Chesnut

Mark Chesnut

Expert on PHL

Mark Chesnut

Mark Chesnut

Mark Chesnut is a travel writer and public speaker with more than 30 years of experience. The 2019 winner of the NLGJA Excellence in Travel Writing Award, Mark is the author of the book “Prepare for Departure” and has covered air travel for multiple top consumer and trade media outlets.

Read more

Best time to book a flight from O'Hare Intl to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from O'Hare Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Philadelphia

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Philadelphia?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Philadelphia. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Chicago O'Hare Intl Airport to Philadelphia, you should look to book at least 54 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Philadelphia (average of $236). Flying from Chicago O'Hare Intl Airport to Philadelphia in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ORD to PHL?

Find hourly flight availability from O'Hare Intl to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

One of the essential ways to save on airfare from Chicago O'Hare Intl Airport to Philadelphia is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 59% on airfare.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Philadelphia?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Philadelphia. Price data was last updated on June 8, 2025.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Philadelphia flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago O'Hare Intl Airport to Philadelphia

Explore weekly flight availability from O'Hare Intl to Philadelphia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from ORD to PHL are scheduled on a Thursday (47 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (15 on average).

Rainfall in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

Temperature in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Philadelphia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Southwest, Delta and United Airlines from Chicago to Philadelphia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,950 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
JetBlue
7.3
Good
2,925 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Philadelphia from Chicago O'Hare Intl?

    Most people fly into Philadelphia (PHL) if they book a flight to Philadelphia from Chicago O'Hare Intl. On average, Philadelphia has 32 inbound flights from Chicago O'Hare Intl per day from 5 airlines. Philadelphia is conveniently located just 7.0 mi from Philadelphia’s city center.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Philadelphia round-trip?

    Currently priced at $164, United Airlines will fly you from Chicago O'Hare Intl Airport to Philadelphia and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and American Airlines - these airlines can fly you to your destination from $165 and $168, respectively. You may be able to fly from Chicago O'Hare Intl Airport to Philadelphia for 35% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Philadelphia one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $85. Spirit Airlines flights start at $87 while deals on United Airlines start at $89 one-way.

  • What are the most reliable airlines from Chicago O'Hare Intl Airport to Philadelphia?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago O'Hare Intl Airport to Philadelphia on time: Air Canada (87%), Air New Zealand (84%), United Airlines (83%).

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Philadelphia?

    Looking for the cheapest flight from Chicago O'Hare Intl Airport to Philadelphia? While on average our users pay $1,292, our data indicates the cheapest price to be $79. The most popular route (Chicago O'Hare Intl - Philadelphia), is priced around $134.

  • Can I find deals for flights from O'Hare Intl to Philadelphia that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Philadelphia.

  • Can I find deals for business class flights from O'Hare Intl to Philadelphia?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Philadelphia (average of $236). Flying from Chicago O'Hare Intl Airport to Philadelphia in March is currently the most expensive (average of $295). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Vineland
Wildwood
Pottstown
King of Prussia
Cherry Hill
Exton
Ocean City
Chester
Essington
Reading
Newark
Middletown
Millville
Ephrata
Camden
Dover
Elkton
Willow Grove
Glen Mills
Springfield

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for O'Hare Intl to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from O'Hare Intl to Philadelphia

Discover the top 5 airlines that operate flights from O'Hare Intl to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$53Average$107FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$63Average$333FlexibilityNo cancel feeOn-time65%
DeltaCheapest$118Average$472FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$138Average$309FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$152Average$279FlexibilityNo cancel feeOn-time71%

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