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Cheap flights from Illinois to Pennsylvania from $33

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Pennsylvania departing on 10/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Illinois to Pennsylvania

Cheap round-trip flights

Frontier Logo
6:40 am - 10:03 amORD-JFK
2h 23mnonstop
Frontier Logo
11:00 am - 12:45 pmJFK-ORD
2h 45mnonstop
$67Frontier
Find Deal
Sat, Oct 18 - Mon, Oct 20
Spirit Airlines Logo
11:12 am - 2:17 pmORD-LGA
2h 05mnonstop
Spirit Airlines Logo
3:12 pm - 4:50 pmLGA-ORD
2h 38mnonstop
$69Spirit Airlines
Find Deal
Sat, Sep 13 - Sat, Sep 20
United Airlines Logo
7:10 am - 10:28 amORD-EWR
2h 18mnonstop
United Airlines Logo
7:59 am - 9:37 amEWR-ORD
2h 38mnonstop
$142United Airlines
Find Deal
Wed, Sep 3 - Sat, Sep 6
Southwest Logo
7:05 pm - 10:15 pmMDW-LGA
2h 10mnonstop
Southwest Logo
7:30 am - 8:50 amLGA-MDW
2h 20mnonstop
$142Southwest
Find Deal
Wed, Sep 3 - Sat, Sep 6
Delta Logo
6:20 pm - 10:03 pmORD-JFK
2h 43mnonstop
Delta Logo
3:29 pm - 5:37 pmJFK-ORD
3h 08mnonstop
$142Delta
Find Deal
Wed, Sep 3 - Sat, Sep 6
American Airlines Logo
7:42 pm - 10:59 pmORD-EWR
2h 17mnonstop
American Airlines Logo
7:30 am - 9:10 amEWR-ORD
2h 40mnonstop
$146American Airlines
Find Deal
Sat, Sep 13 - Sat, Sep 20
American Airlines Logo
7:42 pm - 10:59 pmORD-EWR
2h 17mnonstop
American Airlines Logo
7:22 pm - 9:01 pmEWR-ORD
2h 39mnonstop
$147American Airlines
Find Deal
Sat, Sep 13 - Tue, Sep 16
Southwest Logo
6:55 am - 9:55 amMDW-LGA
2h 00mnonstop
Southwest Logo
9:35 pm - 10:55 pmLGA-MDW
2h 20mnonstop
$147Southwest
Find Deal
Sat, Sep 6 - Wed, Sep 10
Delta Logo
7:00 am - 10:24 amORD-JFK
2h 24mnonstop
Delta Logo
10:30 am - 12:16 pmJFK-ORD
2h 46mnonstop
$147Delta
Find Deal
Sat, Sep 13 - Sat, Sep 20
United Airlines Logo
10:35 am - 1:52 pmORD-EWR
2h 17mnonstop
United Airlines Logo
9:44 pm - 11:25 pmEWR-ORD
2h 41mnonstop
$157United Airlines
Find Deal
Sat, Sep 6 - Mon, Sep 8

Frontier flights from Illinois to Pennsylvania

Our best Frontier deals on Illinois to Pennsylvania flight tickets
Frontier
Oct 18
ORD6:40 amChicago O'Hare Intl
2h 23m
JFK10:03 amNew York John F Kennedy Intl
Oct 20
JFK11:00 amNew York John F Kennedy Intl
2h 45m
ORD12:45 pmChicago O'Hare Intl
$67
Find similar
Frontier
Sep 25
ORD6:10 amChicago O'Hare Intl
2h 15m
PHL9:25 amPhiladelphia
Sep 28
PHL10:21 amPhiladelphia
2h 37m
ORD11:58 amChicago O'Hare Intl
$76
Find similar
Frontier
Oct 11
ORD6:40 amChicago O'Hare Intl
2h 23m
JFK10:03 amNew York John F Kennedy Intl
Oct 15
JFK11:00 amNew York John F Kennedy Intl
2h 45m
ORD12:45 pmChicago O'Hare Intl
$77
Find similar

JetBlue flights from Illinois to Pennsylvania

Our best JetBlue deals on Illinois to Pennsylvania flight tickets
JetBlue
Aug 26
ORD6:15 amChicago O'Hare Intl
2h 12m
JFK9:27 amNew York John F Kennedy Intl
Sep 2
JFK8:30 pmNew York John F Kennedy Intl
2h 58m
ORD10:28 pmChicago O'Hare Intl
$149
Find similar
JetBlue
Sep 6
ORD8:34 amChicago O'Hare Intl
2h 26m
JFK12:00 pmNew York John F Kennedy Intl
Sep 8
JFK10:30 amNew York John F Kennedy Intl
2h 40m
ORD12:10 pmChicago O'Hare Intl
$151
Find similar
JetBlue
Aug 26
ORD6:15 amChicago O'Hare Intl
2h 12m
JFK9:27 amNew York John F Kennedy Intl
Sep 6
JFK4:30 pmNew York John F Kennedy Intl
2h 53m
ORD6:23 pmChicago O'Hare Intl
$152
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Pennsylvania 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, momondo users made 832,500 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Illinois to Pennsylvania that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Sat 10/18

6:40 am-10:03 am

Nonstop2h 23m

New York John F Kennedy Intl

Mon 10/20

11:00 am-12:45 pm

Nonstop2h 45m

$67

ChicagoNew York

ORD - LGA

ORDLGA

Chicago O'Hare Intl

Sat 9/13

11:12 am-2:17 pm

Nonstop2h 05m

New York LaGuardia

Sat 9/20

3:12 pm-4:50 pm

Nonstop2h 38m

$69

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Wed 9/3

7:10 am-10:28 am

Nonstop2h 18m

Newark

Sat 9/6

7:59 am-9:37 am

Nonstop2h 38m

$142

ChicagoNew York

MDW - LGA

MDWLGA

Chicago Midway

Wed 9/3

7:05 pm-10:15 pm

Nonstop2h 10m

New York LaGuardia

Sat 9/6

7:30 am-8:50 am

Nonstop2h 20m

$142

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Wed 9/3

6:20 pm-10:03 pm

Nonstop2h 43m

New York John F Kennedy Intl

Sat 9/6

3:29 pm-5:37 pm

Nonstop3h 08m

$142

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Sat 9/13

7:42 pm-10:59 pm

Nonstop2h 17m

Newark

Sat 9/20

7:30 am-9:10 am

Nonstop2h 40m

$146

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Sat 9/13

7:42 pm-10:59 pm

Nonstop2h 17m

Newark

Tue 9/16

7:22 pm-9:01 pm

Nonstop2h 39m

$147

ChicagoNew York

MDW - LGA

MDWLGA

Chicago Midway

Sat 9/6

6:55 am-9:55 am

Nonstop2h 00m

New York LaGuardia

Wed 9/10

9:35 pm-10:55 pm

Nonstop2h 20m

$147

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Sat 9/13

7:00 am-10:24 am

Nonstop2h 24m

New York John F Kennedy Intl

Sat 9/20

10:30 am-12:16 pm

Nonstop2h 46m

$147

ChicagoNewark

ORD - EWR

ORDEWR

Chicago O'Hare Intl

Sat 9/6

10:35 am-1:52 pm

Nonstop2h 17m

Newark

Mon 9/8

9:44 pm-11:25 pm

Nonstop2h 41m

$157

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Pennsylvania from

How to get the cheapest flight ticket from Illinois to Pennsylvania

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Pennsylvania?

The month of September is, on average, the cheapest month to fly to Pennsylvania from Illinois, with most prices found around $136. If you don’t want to visit Pennsylvania in September, then you should wait until August to fly from Illinois, when ticket prices are also cheap, with an average price of $148.

What is the cheapest day to depart on your flight to Pennsylvania?

The cheapest day to depart on your flight to Pennsylvania is on a Thursday when prices can be found for as low as $271. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $468. These prices are subject to change though, so be sure to set up a Price Alert for flights to Pennsylvania.

What is the cheapest time of day to depart on your flight to Pennsylvania?

Our most recent data shows that the best time of day to fly to Pennsylvania is in the evening. Flights from Illinois to Pennsylvania during this time can be as low as $231. In contrast, the most expensive time of day to depart to Pennsylvania is in the afternoon when prices are around $532.

What is the cheapest Illinois to Pennsylvania flight route?

Fly from Chicago Midway to Pittsburgh for the best Illinois - Pennsylvania flight prices

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

You are more likely to see cheaper flights to Pennsylvania from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Pennsylvania for around $260 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Pennsylvania from Illinois for as low as $187 on momondo.

What cabin class options are available on Illinois to Pennsylvania flights?

There are 4 cabin classes available to choose from on Illinois to Pennsylvania flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Illinois to Pennsylvania flights?

No. A direct flight is the cheapest option for a flight between Illinois to Pennsylvania.

Cheap Illinois to Pennsylvania flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Pennsylvania

Best Price Found

$33

Fastest flight time

1h 48m

Direct flights

Every day

Airports in Pennsylvania

6 airports
The best one-way flight to Pennsylvania from Illinois in the past 72 hours is $33. The best round-trip flight deal from Illinois to Pennsylvania found on momondo in the last 72 hours is $67.
The fastest flight from Illinois to Pennsylvania takes 1h 48m
Direct flights go from Illinois to Pennsylvania every day.
There are 6 airports near Pennsylvania: Newark (EWR), Washington, D.C. Reagan-National (DCA), Philadelphia (PHL), New York LaGuardia (LGA), Washington, D.C. Dulles Intl (IAD), New York John F Kennedy Intl (JFK)
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  • When did momondo last update prices for flights from Illinois to Pennsylvania?

    Prices for flights from Illinois to Pennsylvania were last updated today.

  • How many operators does momondo search for flights from Illinois to Pennsylvania?

  • How old do you have to be to fly from Illinois to Pennsylvania?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Pennsylvania.

  • What documentation or ID do you need to fly to Pennsylvania?

    The travel and health documents you'll need for your trip to Pennsylvania may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Pennsylvania. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Illinois to Pennsylvania?

Best airlines flying from Illinois to Pennsylvania

Compare and see reviews for airlines that fly from Illinois to Pennsylvania with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $58Free CancellationRating
5.9
3,239 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $63Free CancellationRating
6.3
8,048 reviews
Search Spirit Airlines flights
DeltaPriceFrom $108Free CancellationRating
8.0
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $113Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $116Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
United AirlinesPriceFrom $119Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Pennsylvania?

Finding the right flight to Pennsylvania from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Pennsylvania quick and easy, saving you time and money.

Can I find flights from Illinois to Pennsylvania with flexible booking policies on momondo?

Yes. All flights to Pennsylvania from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Illinois to Pennsylvania?

Once all potential Illinois to Pennsylvania flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Illinois to Pennsylvania right now. Can momondo alert me if prices change?

Price alerts on flights to Pennsylvania from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Pennsylvania trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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