HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Philadelphia

$89+ Cheap flights from Chicago (CHI) 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 4/23. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — PHL
Mar 26 — Apr 21
Wed 3/26
Wed 4/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Philadelphia with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Chicago to Philadelphia are usually found in August or September, booked 83 days in advance, depart on a Thursday or Friday and return on a Thursday

Cheap flight deals from Chicago to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 March 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$167
(CheapOair)

One-way from

$89
(Southwest)

Popular in

February

Cheapest in

August

Average price

$307

Good round-trip deal

$206 or less

Good one-way deal

$128 or less
Provider with most accurate pricing for Chicago (CHI)-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Philadelphia flights.
Search Deals
From Chicago (CHI) to Philadelphia
Search Deals
One-way flight from Chicago (CHI) to Philadelphia
Search Deals
Highest demand for flights based on searches. 35% potential increase in price ($114 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a round-trip flight from Chicago (CHI) to Philadelphia.
Search Deals
Price to beat on a one-way flight from Chicago (CHI) to Philadelphia.
Search Deals

Find flight deals from Chicago to Philadelphia

Cheapest flights from Chicago to Philadelphia
Explore the most affordable flight options available from Chicago to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 21, 2025.

This CheapOair deal was found by Cheapflights users on 3/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/811:00 amORD - PHL
1 stop5h 57mSpirit Airlines
Sun 5/1112:53 pmPHL - ORD
1 stop21h 02mSpirit Airlines
Deal found 3/20$167
This Frontier deal was found by Cheapflights users on 3/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/138:52 pmMDW - PHL
Nonstop2h 04mFrontier
Sat 6/146:35 pmPHL - MDW
Nonstop2h 17mFrontier
Deal found 3/20$168
This CheapOair deal was found by Cheapflights users on 3/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/17:12 pmORD - PHL
1 stop11h 58mMultiple Airlines
Mon 5/55:01 pmPHL - ORD
Nonstop2h 28mMultiple Airlines
Deal found 3/20$174
This American Airlines deal was found by Cheapflights users on 3/20. 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.
Tue 5/277:00 amORD - PHL
Nonstop2h 04mAmerican Airlines
Tue 5/279:40 pmPHL - ORD
Nonstop2h 28mAmerican Airlines
Deal found 3/20$177
This Frontier deal was found by Cheapflights users on 3/21. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/611:32 amORD - PHL
Nonstop2h 11mFrontier
Wed 6/113:38 pmPHL - ORD
Nonstop2h 33mFrontier
Deal found 3/21$178
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Tue 5/202:30 pmORD - PHL
Nonstop2h 10mUnited Airlines
Wed 5/2110:06 amPHL - ORD
Nonstop2h 24mUnited Airlines
Deal found 3/20$179
This JetBlue deal was found by Cheapflights users on 3/20. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/310:50 amORD - PHL
1 stop5h 34mJetBlue
Wed 5/76:00 amPHL - ORD
1 stop5h 02mJetBlue
Deal found 3/20$181
This Delta deal was found by Cheapflights users on 3/19. 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.
Tue 4/226:04 amMDW - PHL
1 stop5h 15mDelta
Tue 4/2912:28 pmPHL - MDW
1 stop6h 52mDelta
Deal found 3/19$197
This Delta deal was found by Cheapflights users on 3/19. 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.
Sat 4/266:45 amORD - PHL
1 stop4h 08mDelta
Tue 4/298:05 amPHL - ORD
1 stop5h 00mDelta
Deal found 3/19$198
This Southwest deal was found by Cheapflights users on 3/20. 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.
Thu 5/15:10 amMDW - PHL
1 stop10h 50mSouthwest
Wed 5/712:15 pmPHL - MDW
Nonstop2h 05mSouthwest
Deal found 3/20$214

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago 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 March 21, 2025.
Use the filters below to find and compare flights from Chicago to Philadelphia that are best for you.

Fly from

Chicago

Fly to

Philadelphia

Route

Depart

Return

Price

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Thu 5/8

11:00 am-5:57 pm

1 stop5h 57m

Philadelphia

Sun 5/11

12:53 pm-8:55 am

1 stop21h 02m

$167

ChicagoPhiladelphia

MDW - PHL

MDWPHL

Chicago Midway

Fri 6/13

8:52 pm-11:56 pm

Nonstop2h 04m

Philadelphia

Sat 6/14

6:35 pm-7:52 pm

Nonstop2h 17m

$168

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Thu 5/1

7:12 pm-8:10 am

1 stop11h 58m

Philadelphia

Mon 5/5

5:01 pm-6:29 pm

Nonstop2h 28m

$174

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Tue 5/27

7:00 am-10:04 am

Nonstop2h 04m

Philadelphia

Tue 5/27

9:40 pm-11:08 pm

Nonstop2h 28m

$177

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Fri 6/6

11:32 am-2:43 pm

Nonstop2h 11m

Philadelphia

Wed 6/11

3:38 pm-5:11 pm

Nonstop2h 33m

$178

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Tue 5/20

2:30 pm-5:40 pm

Nonstop2h 10m

Philadelphia

Wed 5/21

10:06 am-11:30 am

Nonstop2h 24m

$179

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Sat 5/3

10:50 am-5:24 pm

1 stop5h 34m

Philadelphia

Sat 5/10

6:00 am-10:03 am

1 stop5h 03m

$181

ChicagoPhiladelphia

MDW - PHL

MDWPHL

Chicago Midway

Tue 4/22

6:04 am-12:19 pm

1 stop5h 15m

Philadelphia

Tue 4/29

12:28 pm-6:20 pm

1 stop6h 52m

$197

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Sat 4/26

6:45 am-11:53 am

1 stop4h 08m

Philadelphia

Tue 4/29

8:05 am-12:05 pm

1 stop5h 00m

$198

ChicagoPhiladelphia

MDW - PHL

MDWPHL

Chicago Midway

Thu 5/1

5:10 am-5:00 pm

1 stop10h 50m

Philadelphia

Wed 5/7

12:15 pm-1:20 pm

Nonstop2h 05m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 23 results
1
2
3

Compare providers for flights from Chicago to Philadelphia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Philadelphia in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Philadelphia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Chicago 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 to Philadelphia trip
Airports
ORD

Avoid long walks at ORD by using the free shuttle train between terminals, especially if you're connecting flights.

Read more about ORDby Ramsey Qubein
MDW

Use the airport’s mobile system to order food directly to your gate, saving time and ensuring you don't miss boarding.

Read more about MDWby Ramsey Qubein
PHL

For quick access to downtown, use the SEPTA Airport Line from PHL, with stations at Terminals A, B, C/D, and E/F.

Read more about PHLby Mark Chesnut
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on ORD and MDW

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 Chicago to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Chicago 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 to Philadelphia

How far ahead should I book a flight from Chicago to Philadelphia?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Philadelphia. Price data was last updated on March 14, 2025.

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Philadelphia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Chicago to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from Chicago to Philadelphia (average of $236). Flying from Chicago 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 CHI to PHL?

Find hourly flight availability from Chicago 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 March 21, 2025.

It’s typically best to fly out from Chicago to Philadelphia in the evening. Doing so could potentially save you 40% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Chicago to Philadelphia?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Philadelphia. Price data was last updated on March 16, 2025.

Travelers seeking maximum savings on their Chicago to Philadelphia flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago to Philadelphia

Explore weekly flight availability from Chicago 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 March 21, 2025.

The most flights from CHI to PHL are scheduled on a Friday (42 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (21 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 March 21, 2025.
Read reviews from past customers who have flown Southwest, Delta and United Airlines from Chicago to Philadelphia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,278 reviews

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,278 reviews
Southwest
8.1
Very good
4,278 reviews

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,895 reviews
Southwest
8.1
Very good
4,278 reviews

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,605 reviews
Southwest
8.1
Very good
4,278 reviews

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
JetBlue
7.3
Good
2,937 reviews
Southwest
8.1
Very good
4,278 reviews

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,278 reviews

Boarding

8.2

Food

7.1

Comfort

8.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Chicago 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?

    If you book a flight to Philadelphia from Chicago, you will be flying to Philadelphia, which is the city’s only airport. Philadelphia (PHL) is located 7.0 mi from the center of Philadelphia. There are 34 flights from Chicago to Philadelphia per day from 5 different airlines.

  • What are the cheapest airlines flying from Chicago to Philadelphia round-trip?

    According to our current data, Spirit Airlines ($167), Frontier ($168), and American Airlines ($177) offers the cheapest pricing from Chicago to Philadelphia. You may be able to fly from Chicago to Philadelphia for 19% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Chicago to Philadelphia one-way?

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $89. Users have also found prices from $89 and $92 on United Airlines and Spirit Airlines, respectively.

  • What are the most reliable airlines from Chicago 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 to Philadelphia on time: Malaysia Airlines (89%), Emirates (85%), Air Canada (83%).

  • What are the cheapest flights from Chicago to Philadelphia?

    The cheapest flight price from Chicago to Philadelphia is $88. On average you can expect to pay $1,024. The most popular route, (Chicago O'Hare Intl - Philadelphia), can usually be booked for $141.

  • Can I find deals for flights from Chicago to Philadelphia that include hotel bookings?

    Yes. In addition to deals on Chicago to Philadelphia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Philadelphia?

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

  • Can I find deals for business class flights from Chicago to Philadelphia?

    Yes. Cheapflights offers flight deals from Chicago 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 to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from Chicago to Philadelphia (average of $236). Flying from Chicago 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?

Book flights to Chicago if you plan to visit one of these locations
King of Prussia
Vineland
Pottstown
Wildwood
Reading
Exton
Ocean City
Cherry Hill
Essington
Chester
Willow Grove
Newark
Middletown
Millville
Ephrata
Wyomissing
Dewey Beach
West Chester
Malvern
Dover

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chicago to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to LaGuardia flights
O'Hare Intl to John F Kennedy Intl flights
O'Hare Intl to Newark flights
Midway to Newark flights
Midway to John F Kennedy Intl flights
O'Hare Intl to Reagan-National flights
O'Hare Intl to Philadelphia flights
O'Hare Intl to Dulles Intl flights
Midway to LaGuardia flights
Midway to Dulles Intl flights
Midway to Reagan-National flights
Midway to Philadelphia flights
O'Hare Intl to Pittsburgh flights
St. Louis to LaGuardia flights
St. Louis to Newark flights
St. Louis to John F Kennedy Intl flights
St. Louis to Dulles Intl flights
St. Louis to Philadelphia flights
St. Louis to Reagan-National flights
O'Hare Intl to Harrisburg flights
Midway to Pittsburgh flights
O'Hare Intl to Allentown flights
O'Hare Intl to State College flights
St. Louis to Pittsburgh flights
Moline to Newark flights
O'Hare Intl to Scranton flights
Peoria to LaGuardia flights
Moline to John F Kennedy Intl flights
Moline to LaGuardia flights
Peoria to Newark flights
Moline to Dulles Intl flights
Moline to Reagan-National flights
Peoria to Dulles Intl flights
Peoria to Reagan-National flights
Midway to Allentown flights
Evansville to Newark flights
Bloomington to Dulles Intl flights
Bloomington to Reagan-National flights
Midway to Harrisburg flights
Evansville to John F Kennedy Intl flights
Peoria to John F Kennedy Intl flights
Bloomington to Newark flights
Moline to Philadelphia flights
Bloomington to LaGuardia flights
Bloomington to John F Kennedy Intl flights
St. Louis to Harrisburg flights
St. Louis to Allentown flights
Springfield to Reagan-National flights
Moline to Pittsburgh flights
Peoria to Allentown flights

Top 5 airlines flying from Chicago to Philadelphia

Discover the top 5 airlines that operate flights from Chicago 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 March 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$52Average$110FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$136Average$305FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$139Average$270FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$162Average$287FlexibilityNo cancel feeOn-time63%
DeltaCheapest$182Average$240FlexibilityNo cancel feeOn-timeN/A
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.