Cheap flights from Illinois (IL) to Pennsylvania (PA)

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How to find the cheapest flight from
Illinois to Pennsylvania

All the information you need to plan the best null to PHL flight in 2022: compare Illinois to Pennsylvania flight prices with the expected peak season, weather and rainfall in Pennsylvania.
What is the cheapest month to fly from Illinois to Pennsylvania?

The best pricing can be found in the month of October. Prices to Pennsylvania from Illinois average $254. You can even find prices in October for less than $254, as users have found deals to Pennsylvania from as low as $97. The month of April appears to be one of the more expensive times to travel to Pennsylvania from Illinois. Flying in the targeted month can save you up to 23%.

How far in advance should I book a flight from Illinois to Pennsylvania?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 26 days in advance, which can save you up to 39% on flights from Illinois to Pennsylvania compared to booking the week you need them. Waiting 26 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $269. For sooner than that we have options available in the next 3 days from $354.

When is the cheapest time to fly from Illinois to Pennsylvania (IL - PA)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Pennsylvania as you normally would.

Cheap flights from Illinois to Pennsylvania in August, September 2022

The best prices found for Illinois to Pennsylvania flights for August, September
24 Aug - 28 Aug
$94pp
MDW
Chicago Midway
Frontier
Non-Stop
PHL
Philadelphia
PHL
Philadelphia
Frontier
Non-Stop
MDW
Chicago Midway
30 Aug - 3 Sep
$94pp
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
6 Sep - 13 Sep
$98pp
MDW
Chicago Midway
Frontier
Non-Stop
PHL
Philadelphia
PHL
Philadelphia
Frontier
Non-Stop
MDW
Chicago Midway

Illinois to Pennsylvania 2022 flight deals

Cheap flights to Pennsylvania from Illinois found for this year
24 Aug - 28 Aug
$94pp
MDW
Chicago Midway
Frontier
Non-Stop
PHL
Philadelphia
PHL
Philadelphia
Frontier
Non-Stop
MDW
Chicago Midway
30 Aug - 3 Sep
$94pp
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
6 Sep - 13 Sep
$98pp
MDW
Chicago Midway
Frontier
Non-Stop
PHL
Philadelphia
PHL
Philadelphia
Frontier
Non-Stop
MDW
Chicago Midway

Cheap Frontier flights from Illinois to Pennsylvania

24 Aug - 28 Aug
$94pp
MDW
Chicago Midway
Frontier
Non-Stop
PHL
Philadelphia
PHL
Philadelphia
Frontier
Non-Stop
MDW
Chicago Midway
6 Sep - 13 Sep
$98pp
MDW
Chicago Midway
Frontier
Non-Stop
PHL
Philadelphia
PHL
Philadelphia
Frontier
Non-Stop
MDW
Chicago Midway
30 Aug - 8 Sep
$99pp
MDW
Chicago Midway
Frontier
Non-Stop
PHL
Philadelphia
PHL
Philadelphia
Frontier
Non-Stop
MDW
Chicago Midway

Cheap Spirit Airlines flights from Illinois to Pennsylvania

31 Aug - 6 Sep
$109pp
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
30 Aug - 3 Sep
$110pp
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
21 Sep - 26 Sep
$111pp
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
PHL
Philadelphia
PHL
Philadelphia
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl

Non-stop flights to Pennsylvania from Illinois

Save time with Illinois to Pennsylvania direct flight deals
24 Aug - 28 Aug
$94pp
MDW
Chicago Midway
Frontier
Non-Stop
PHL
Philadelphia
PHL
Philadelphia
Frontier
Non-Stop
MDW
Chicago Midway
6 Sep - 13 Sep
$98pp
MDW
Chicago Midway
Frontier
Non-Stop
PHL
Philadelphia
PHL
Philadelphia
Frontier
Non-Stop
MDW
Chicago Midway
7 Sep - 13 Sep
$99pp
MDW
Chicago Midway
Frontier
Non-Stop
PHL
Philadelphia
PHL
Philadelphia
Frontier
Non-Stop
MDW
Chicago Midway

Last minute flights from Illinois to Pennsylvania

Late deals on round-trip flights to Pennsylvania from Illinois, departing today and this week
18 Aug - 27 Aug
$111pp
MDW
Chicago Midway
Frontier
Non-Stop
PHL
Philadelphia
PHL
Philadelphia
Frontier
Non-Stop
MDW
Chicago Midway
20 Aug - 27 Aug
$113pp
MDW
Chicago Midway
Frontier
Non-Stop
PHL
Philadelphia
PHL
Philadelphia
Frontier
Non-Stop
MDW
Chicago Midway
17 Aug - 24 Aug
$119pp
MDW
Chicago Midway
Frontier
Non-Stop
PHL
Philadelphia
PHL
Philadelphia
Frontier
Non-Stop
MDW
Chicago Midway

One-way flights to Pennsylvania from Illinois

The cheapest one-way flights from Illinois to Pennsylvania
3:53 am - 2:28 pm
Multiple Airlines
1 Stop
9h 35m
MDW - PHL
Multiple Airlines
$67
Kiwi.com
3:33 am - 6:35 am
United Airlines
Nonstop
2h 02m
ORD - PHL
United Airlines
$69
United
5:00 am - 7:51 am
Frontier
Nonstop
1h 51m
MDW - PHL
Frontier
$70
StudentUniverse

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Illinois</span> to <span class="emphasized">Pennsylvania</span> flights.

Flight FAQs

From Illinois to Pennsylvania

Which airlines flying from Illinois to Pennsylvania have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like American Airlines, United Airlines, and Delta flying from Illinois to Pennsylvania have implemented new flexible cancellation policies.

Can I find flights from Illinois to Pennsylvania for under $100 on Cheapflights?

Yes, there are multiple flights from Illinois to Pennsylvania for under $100. The cheapest flight booked recently is on Frontier for just $94, but on average you can expect to pay $107.

Are there nonstop flights from Illinois to Pennsylvania for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Illinois to Pennsylvania under $100. A good price for a nonstop flight from Illinois to Pennsylvania is less than $109.

Are there last-minute flights available from Illinois to Pennsylvania for under $200?

There are currently 20+ open flights from Illinois to Pennsylvania within the next 7 days for less than $200.

What days are nonstop flights available from Illinois to Pennsylvania?

Nonstop flights can be found on the following days: Sunday, Wednesday, Friday, Saturday.

How many flights depart from Illinois to Pennsylvania on average per day?

12 flight departures from Illinois to Pennsylvania per day on average.
Morning (6am - Noon) - 33% of flight departures
Afternoon (Noon - 6pm) - 33% of flight departures
Evening (6pm - Midnight) - 33% of flight departures

How long is the flight from Illinois to Pennsylvania?

Departing from Illinois to Pennsylvania will take you 1h 51m. The distance from Illinois to Pennsylvania is about 680 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines to fly from Illinois to Pennsylvania one-way?

The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $46. However, be on the lookout for offers from Frontier and United Airlines, as they are both options that can get you from Illinois to Pennsylvania for a low price.

COVID Restrictions

View COVID Travel Restrictions for Pennsylvania (PA)

Do I need a COVID test to fly to Pennsylvania from Illinois?

Information is based on travel restrictions for travel to Pennsylvania within the United States

Most visitors from Illinois need to provide a negative COVID-19 test result and/or quarantine to enter Pennsylvania.

COVID-19 testing requirements
Visitors from Illinois are not required to present a negative COVID-19 PCR test or antigen result upon entering Pennsylvania.

Quarantine requirements
Visitors from Illinois are not required to quarantine after entering Pennsylvania.

Do I need a test to fly back to Illinois from Pennsylvania?

Returning to Illinois from Pennsylvania

COVID-19 testing requirements
Visitors from Pennsylvania are not required to present a negative COVID-19 PCR test or antigen result upon entering Illinois.

Quarantine requirements
Visitors from Pennsylvania are not required to quarantine after entering Illinois.

Hide COVID Travel Restrictions for Pennsylvania (PA)

Destination points for flights from Illinois to Pennsylvania

Select to see more specific information for flights from Illinois to all places in Pennsylvania.

Top 8 airlines flying from Illinois to Pennsylvania

The chart below displays the airlines Cheapflights users traveling from Illinois to Pennsylvania choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Juneyao Airlines
$16 $23 No cancel fee 66%

We couldn't confirm the COVID-19 safety measures taken by Juneyao Airlines. Please check directly on their website for additional information.

Spirit Airlines
$33 $85 No cancel fee 65%
Frontier
$64 $153 No cancel fee 62%
Delta
$66 $297 No cancel fee N/A
Sun Country Air
$91 $171 No cancel fee 83%
American Airlines
$94 $391 No cancel fee 71%
JetBlue
$94 $230 No cancel fee 62%
United Airlines
$97 $379 No cancel fee 69%
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