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Cheap flights from Philadelphia to Illinois from $41

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Illinois departing on 12/6. 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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Find the cheapest flights from Philadelphia to Illinois

Cheap round-trip flights

These are some of the best round-trip flight deals from Philadelphia to Illinois that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Philadelphia to Illinois.

Cheap last minute flights

Planning a quick getaway from Philadelphia to Illinois? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Illinois, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Philadelphia to Illinois

Find recent round-trip train or bus tickets from Philadelphia to Illinois.

All round-trip flight deals to Illinois

The cheapest plane tickets to Illinois found on KAYAK recently.
11:43 am - 1:09 pmPHL-MDW
2h 26mnonstop
7:45 am - 10:48 amMDW-PHL
2h 03mnonstop
$58Frontier
Find Deal
mar., dic. 17 - mar., dic. 24
11:43 am - 1:09 pmPHL-MDW
2h 26mnonstop
7:45 am - 10:48 amMDW-PHL
2h 03mnonstop
$65Frontier
Find Deal
mar., dic. 17 - mar., dic. 31
9:30 am - 11:00 amPHL-ORD
2h 30mnonstop
9:45 am - 12:49 pmORD-PHL
2h 04mnonstop
$137American Airlines
Find Deal
mié., dic. 18 - sáb., ene. 11
6:00 am - 10:21 pmPHL-ORD
17h 21m1 stop
6:15 am - 8:20 amORD-PHL
25h 05m1 stop
$152Spirit Airlines
Find Deal
mié., may. 7 - lun., may. 12
1:15 pm - 2:39 pmPHL-ORD
2h 24mnonstop
7:19 am - 10:24 amORD-PHL
2h 05mnonstop
$157United Airlines
Find Deal
mar., dic. 17 - mar., dic. 24
1:41 pm - 3:11 pmPHL-ORD
2h 30mnonstop
7:03 pm - 10:08 pmORD-PHL
2h 05mnonstop
$166American Airlines
Find Deal
sáb., dic. 7 - sáb., dic. 7
10:30 am - 2:19 pmPHL-ORD
4h 49m1 stop
7:19 am - 10:24 amORD-PHL
2h 05mnonstop
$172United Airlines
Find Deal
mar., dic. 17 - mar., dic. 24
12:31 pm - 5:09 pmPHL-ORD
5h 38m1 stop
5:20 pm - 11:19 pmORD-PHL
4h 59m1 stop
$196Delta
Find Deal
mié., dic. 4 - sáb., dic. 7
3:17 pm - 10:06 pmPHL-MDW
7h 49m1 stop
5:50 pm - 11:19 pmMDW-PHL
4h 29m1 stop
$196Delta
Find Deal
sáb., dic. 7 - lun., dic. 9
7:27 pm - 12:33 amPHL-ORD
30h 06m2 stops
7:45 pm - 10:00 amORD-PHL
13h 15m1 stop
$201Spirit Airlines
Find Deal
vie., dic. 6 - lun., dic. 9
10:19 pm - 11:47 pmPHL-ORD
2h 28mnonstop
$41Frontier
Find Deal
vie., dic. 6
10:57 pm - 12:20 amPHL-MDW
2h 23mnonstop
$41Frontier
Find Deal
vie., dic. 6
5:00 pm - 6:30 pmPHL-ORD
2h 30mnonstop
$69United Airlines
Find Deal
mar., feb. 18
6:15 am - 9:44 amPHL-ORD
4h 29m1 stop
$83United Airlines
Find Deal
mar., ene. 14
9:15 pm - 10:45 pmPHL-ORD
2h 30mnonstop
$86American Airlines
Find Deal
jue., dic. 5
9:15 pm - 10:45 pmPHL-ORD
2h 30mnonstop
$87American Airlines
Find Deal
mar., dic. 17
3:29 pm - 12:33 amPHL-ORD
10h 04m2 stops
$91Spirit Airlines
Find Deal
mié., ene. 8
10:05 pm - 11:35 pmPHL-ORD
26h 30m2 stops
$98Spirit Airlines
Find Deal
vie., ene. 10
6:00 am - 12:46 pmPHL-MDW
7h 46m1 stop
$98Delta
Find Deal
mar., ene. 7
6:00 am - 8:50 amPHL-MDW
3h 50m1 stop
$118Delta
Find Deal
mar., dic. 24
10:20 pm - 11:46 pmPHL-ORD
2h 26mnonstop
9:19 pm - 12:18 amORD-PHL
1h 59mnonstop
$121Frontier
Find Deal
mié., nov. 20 - sáb., nov. 23
6:57 pm - 8:23 pmPHL-ORD
2h 26mnonstop
8:51 am - 11:57 amORD-PHL
2h 06mnonstop
$126Frontier
Find Deal
sáb., nov. 23 - mar., nov. 26
1:25 pm - 10:05 amPHL-ORD
21h 40m2 stops
8:44 am - 1:38 pmORD-PHL
27h 54m3 stops
$207Spirit Airlines
Find Deal
sáb., nov. 23 - mar., dic. 3
1:25 pm - 11:43 pmPHL-ORD
11h 18m2 stops
5:00 am - 12:11 amORD-PHL
18h 11m1 stop
$216Spirit Airlines
Find Deal
sáb., nov. 23 - mar., dic. 3
6:00 am - 8:50 amPHL-MDW
3h 50m1 stop
6:00 am - 2:09 pmMDW-PHL
7h 09m1 stop
$492Delta
Find Deal
mar., nov. 19 - dom., nov. 24
11:35 am - 6:32 pmPHL-MDW
7h 57m1 stop
5:42 pm - 11:15 pmMDW-PHL
4h 33m1 stop
$556Delta
Find Deal
sáb., nov. 23 - mar., dic. 3
10:30 am - 10:18 amPHL-PIA
24h 48m2 stops
10:55 am - 5:29 pmPIA-PHL
5h 34m1 stop
$628United Airlines
Find Deal
mié., nov. 20 - dom., nov. 24
8:34 am - 4:07 pmPHL-PIA
8h 33m1 stop
7:13 am - 4:36 pmPIA-PHL
8h 23m1 stop
$634American Airlines
Find Deal
mié., nov. 20 - dom., nov. 24
7:19 pm - 8:59 pmPHL-STL
2h 40mnonstop
6:40 am - 9:47 amSTL-PHL
2h 07mnonstop
$637American Airlines
Find Deal
vie., nov. 22 - dom., nov. 24
6:20 am - 4:40 pmPHL-PIA
11h 20m2 stops
5:15 pm - 9:35 amPIA-PHL
15h 20m2 stops
$677United Airlines
Find Deal
mié., nov. 20 - dom., nov. 24
10:19 pm - 11:47 pmPHL-ORD
2h 28mnonstop
4:58 pm - 8:05 pmORD-PHL
2h 07mnonstop
$75Frontier
Find Deal
vie., dic. 6 - lun., dic. 9
10:57 pm - 12:20 amPHL-MDW
2h 23mnonstop
8:15 am - 11:18 amMDW-PHL
2h 03mnonstop
$75Frontier
Find Deal
vie., dic. 6 - lun., dic. 9
10:19 pm - 11:47 pmPHL-ORD
2h 28mnonstop
4:58 pm - 8:05 pmORD-PHL
2h 07mnonstop
$76Frontier
Find Deal
vie., dic. 6 - lun., dic. 9
10:57 pm - 12:20 amPHL-MDW
2h 23mnonstop
8:15 am - 11:18 amMDW-PHL
2h 03mnonstop
$76Frontier
Find Deal
vie., dic. 13 - lun., dic. 16
9:15 pm - 10:45 pmPHL-ORD
2h 30mnonstop
7:03 pm - 10:08 pmORD-PHL
2h 05mnonstop
$171American Airlines
Find Deal
jue., dic. 5 - lun., dic. 9
7:35 am - 8:45 amPHL-MDW
2h 10mnonstop
6:00 pm - 8:55 pmMDW-PHL
1h 55mnonstop
$172Southwest
Find Deal
jue., dic. 5 - sáb., dic. 7
9:15 pm - 10:45 pmPHL-ORD
2h 30mnonstop
11:53 am - 2:54 pmORD-PHL
2h 01mnonstop
$174American Airlines
Find Deal
lun., dic. 16 - dom., feb. 2
10:10 am - 11:29 amPHL-ORD
2h 19mnonstop
2:30 pm - 5:36 pmORD-PHL
2h 06mnonstop
$177United Airlines
Find Deal
mar., dic. 17 - jue., dic. 19
6:15 am - 7:45 amPHL-MDW
2h 30mnonstop
8:35 am - 11:30 amMDW-PHL
1h 55mnonstop
$178Southwest
Find Deal
jue., ene. 16 - lun., ene. 20
1:15 pm - 2:39 pmPHL-ORD
2h 24mnonstop
2:26 pm - 5:29 pmORD-PHL
2h 03mnonstop
$194United Airlines
Find Deal
jue., dic. 12 - dom., dic. 15

Frontier flights from Philadelphia to Illinois

Our best Frontier deals on Philadelphia to Illinois flight tickets
Frontier
Dec 17
PHL11:43 amPhiladelphia
2h 26m
MDW1:09 pmChicago Midway
Dec 24
MDW7:45 amChicago Midway
2h 03m
PHL10:48 amPhiladelphia
Frontier
Dec 17
PHL11:43 amPhiladelphia
2h 26m
MDW1:09 pmChicago Midway
Dec 31
MDW7:45 amChicago Midway
2h 03m
PHL10:48 amPhiladelphia
Frontier
Dec 16
PHL9:10 pmPhiladelphia
2h 28m
ORD10:38 pmChicago O'Hare Intl
Dec 18
ORD10:22 pmChicago O'Hare Intl
2h 07m
PHL1:29 amPhiladelphia

American Airlines flights from Philadelphia to Illinois

Our best American Airlines deals on Philadelphia to Illinois flight tickets
American Airlines
Dec 18
PHL9:30 amPhiladelphia
2h 30m
ORD11:00 amChicago O'Hare Intl
Jan 11
ORD9:45 amChicago O'Hare Intl
2h 04m
PHL12:49 pmPhiladelphia
American Airlines
Dec 7
PHL1:41 pmPhiladelphia
2h 30m
ORD3:11 pmChicago O'Hare Intl
Dec 7
ORD7:03 pmChicago O'Hare Intl
2h 05m
PHL10:08 pmPhiladelphia
American Airlines
Dec 5
PHL9:15 pmPhiladelphia
2h 30m
ORD10:45 pmChicago O'Hare Intl
Dec 12
ORD6:30 amChicago O'Hare Intl
2h 00m
PHL9:30 amPhiladelphia

How to get the cheapest flight ticket from Philadelphia to Illinois

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 airline that flies to Illinois from Philadelphia?

Frontier. Frontier, Southwest, and United Airlines are the most popular carriers operating from Philadelphia to Illinois

What is the cheapest Philadelphia to Illinois flight route?

Philadelphia - Chicago Midway. Fly from Philadelphia to Chicago Midway for the best Philadelphia - Illinois flight prices

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

The number of flights available between Philadelphia and Illinois is 36 per day as of November 2024. The most frequent departure time is 6:00AM, with 37% of daily flights leaving at noon.

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

There are 4 cabin classes available to choose from on Philadelphia to Illinois 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 Philadelphia to Illinois flights?

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

Cheap Philadelphia to Illinois flight deals and tips

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

Best Price Found

$41

Fastest flight time

2h 10m

Direct flights

Every day

Airports in Illinois

3 airports
The best one-way flight to Illinois from Philadelphia in the past 72 hours is $41. The best round-trip flight deal from Philadelphia to Illinois found on momondo in the last 72 hours is $58.
The fastest flight from Philadelphia to Illinois takes 2h 10m
Direct flights go from Philadelphia to Illinois every day.
There are 3 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW), Lambert-St Louis (STL)

  • When did momondo last update prices for flights from Philadelphia Airport to Illinois?

    Prices for flights from Philadelphia Airport to Illinois are updated daily.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to Illinois.

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

    The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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


Best airlines flying from Philadelphia to Illinois

Compare and see reviews for airlines that fly from Philadelphia to Illinois with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $48Free CancellationRating
6.1
3,543 reviews
Search Frontier flights
American AirlinesPriceFrom $132Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $142Free CancellationRating
7.4
9,168 reviews
Search United Airlines flights
SouthwestPriceFrom $150Free CancellationRating
8.1
5,022 reviews
Search Southwest flights
DeltaPriceFrom $157Free CancellationRating
8.0
8,766 reviews
Search Delta flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Philadelphia to Illinois. momondo saves you time and could save you money on your trip.

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

All flight searches from Philadelphia to Illinois on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Philadelphia to Illinois 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 Philadelphia to Illinois right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from Philadelphia and alert you when they change.


An easier way to manage your Illinois trip

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