How does KAYAK find such low prices on flights from Pennsylvania to Chicago O'Hare Airport?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to Chicago O'Hare Airport. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Chicago O'Hare Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago O'Hare Airport from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Pennsylvania to Chicago O'Hare Airport?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago O'Hare Airport with an airline and back to Pennsylvania with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to Chicago O'Hare Airport?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago O'Hare Airport from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$31 Cheap Flights from Pennsylvania to Chicago O'Hare (ORD)

ORD

Search hundreds of travel sites at once for deals on flights to Chicago O'Hare Airport

...and more

In the last 7 days travelers have searched 43,895,468 times on KAYAK, and here is why:

Save 21% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Low season	January
High season	June
Cheapest flight	$31

Best time to beat the crowds with an average 10% drop in price.

Most popular time to fly with an average 19% increase in price.

Flight from Philadelphia to Chicago O'Hare Airport

How does KAYAK find such low prices on flights from Pennsylvania to Chicago O'Hare Airport?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Pennsylvania to Chicago O'Hare Airport.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Chicago O'Hare Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago O'Hare Airport from Pennsylvania is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Pennsylvania to Chicago O'Hare Airport?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Chicago O'Hare Airport with an airline and back to Pennsylvania with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to Chicago O'Hare Airport?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Chicago O'Hare Airport from Pennsylvania up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Nonstop departures

Pennsylvania to Chicago O'Hare Intl

Monday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Wednesday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Thursday

ANA, Aer Lingus, Aeromexico, +76 more

ANA, Aer Lingus, +77 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

See more direct flights

Nonstop returns

Chicago O'Hare Intl to Pennsylvania

Monday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Wednesday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Thursday

ANA, Aer Lingus, Aeromexico, +76 more

ANA, Aer Lingus, +77 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Saturday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

See more direct flights

Book cheap flights from Pennsylvania to Chicago

Recent round-trip flight deals

6/4Tue

nonstopFrontier

2h 22mPHL-ORD

6/12Wed

nonstopFrontier

2h 02mORD-PHL

$58

7/9Tue

nonstopFrontier

2h 24mPHL-ORD

7/13Sat

nonstopFrontier

2h 03mORD-PHL

$59

5/21Tue

nonstop

2h 22mPHL-ORD

5/22Wed

1 stop

9h 17mORD-PHL

$63

5/29Wed

1 stop

8h 12mPHL-ORD

6/4Tue

nonstop

2h 03mORD-PHL

$71

5/21Tue

1 stopSpirit Airlines

13h 30mPHL-ORD

5/22Wed

1 stopSpirit Airlines

14h 18mORD-PHL

$96

6/5Wed

nonstopUnited Airlines

1h 42mPIT-ORD

6/12Wed

nonstopUnited Airlines

1h 36mORD-PIT

$97

5/21Tue

2 stopsSpirit Airlines

20h 40mPHL-ORD

5/28Tue

1 stopSpirit Airlines

14h 19mORD-PHL

$98

6/1Sat

nonstopAmerican Airlines

1h 38mPIT-ORD

7/5Fri

nonstopAmerican Airlines

1h 34mORD-PIT

$107

8/9Fri

nonstopAmerican Airlines

1h 41mPIT-ORD

8/12Mon

nonstopAmerican Airlines

1h 23mORD-PIT

$117

6/5Wed

1 stopUnited Airlines

4h 25mPIT-ORD

6/12Wed

nonstopUnited Airlines

1h 36mORD-PIT

$146

Recent one-way flight deals

6/25Tue

nonstopFrontier

2h 21mPHL-ORD

$31

7/6Sat

nonstopFrontier

2h 24mPHL-ORD

$34

5/21Tue

1 stopSpirit Airlines

15h 12mPHL-ORD

$41

6/5Wed

1 stopSpirit Airlines

11h 18mPHL-ORD

$42

8/7Wed

nonstopAmerican Airlines

1h 41mPIT-ORD

$49

7/10Wed

1 stopSun Country Air

5h 43mPHL-ORD

$57

6/12Wed

1 stopSun Country Air

8h 33mPHL-ORD

$58

6/1Sat

nonstopAmerican Airlines

1h 38mPIT-ORD

$59

6/11Tue

1 stopDelta

6h 02mPIT-ORD

$78

5/26Sun

1 stopDelta

3h 59mPHL-ORD

$88

Last minute flights from Pennsylvania to O'Hare Intl

Last minute flight, train and bus deals

5/14Tue

multi-stopDelta

6h 51mPHL-ORD

5/15Wed

multi-stopDelta

3h 46mORD-PHL

$178

5/14Tue

multi-stopSpirit Airlines

27h 45mPHL-ORD

5/17Fri

multi-stopSpirit Airlines

23h 06mORD-PHL

$179

5/11Sat

nonstopUnited Airlines

2h 25mPHL-ORD

5/15Wed

nonstopUnited Airlines

2h 08mORD-PHL

$220

5/11Sat

multi-stopAmerican Airlines

4h 56mPHL-ORD

5/15Wed

nonstopAmerican Airlines

1h 54mORD-PHL

$228

5/13Mon

multi-stopAmerican Airlines

4h 25mPHL-ORD

5/18Sat

nonstopAmerican Airlines

2h 04mORD-PHL

$229

5/12Sun

multi-stopFrontier

13h 20mPIT-ORD

5/15Wed

multi-stopFrontier

13h 01mORD-PIT

$232

5/12Sun

multi-stop

11h 14mPHL-ORD

5/14Tue

multi-stop

9h 39mORD-PHL

$233

5/13Mon

multi-stopFrontier

9h 33mPHL-ORD

5/18Sat

multi-stopFrontier

12h 54mORD-PHL

$240

5/12Sun

multi-stop

8h 29mPHL-ORD

5/15Wed

multi-stop

13h 20mORD-PHL

$250

5/11Sat

multi-stopUnited Airlines

4h 36mPHL-ORD

5/16Thu

nonstopUnited Airlines

2h 03mORD-PHL

$299

Flights to Chicago O'Hare Airport

Destination:

Chicago O'Hare Airport (ORD)United States

Return flight deals:

Chicago O'Hare Airport - Pennsylvania

Cabin classes:

$478

$795

$428

$105

Browse origins:

$208

Flights from Allentown to Chicago O'Hare Intl Airport

$357

Flights from Erie to Chicago O'Hare Intl Airport

$181

Flights from Harrisburg to Chicago O'Hare Intl Airport

$167

Flights from Latrobe, Pennsylvania to Chicago O'Hare Intl Airport

$62

Flights from Philadelphia to Chicago O'Hare Intl Airport

$111

Flights from Pittsburgh to Chicago O'Hare Intl Airport

$285

Flights from Scranton to Chicago O'Hare Intl Airport

$243

Flights from State College to Chicago O'Hare Intl Airport

$15,944

Flights from Williamsport to Chicago O'Hare Intl Airport

Browse destinations:

$62

Flights to Chicago O'Hare Intl Airport, Chicago

ORD

$31 Find cheap flights from Pennsylvania to Chicago O'Hare Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to O'Hare Intl departing on 6/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

Search hundreds of travel sites at once for deals on flights to Chicago O'Hare Airport

Good to know

Low season

High season

Cheapest flight

FAQs for booking Pennsylvania to Chicago O'Hare Airport flights

How does KAYAK find such low prices on flights from Pennsylvania to Chicago O'Hare Airport?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Pennsylvania to Chicago O'Hare Airport?

What is the Hacker Fare option on flights from Pennsylvania to Chicago O'Hare Airport?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Pennsylvania to Chicago O'Hare Airport?

Prefer to fly non-stop from Pennsylvania to Chicago O'Hare Airport?

Pennsylvania to Chicago O'Hare Intl

Chicago O'Hare Intl to Pennsylvania

Book cheap flights from Pennsylvania to Chicago

Recent round-trip flight deals

Search by stops

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Recent one-way flight deals

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Last minute flights from Pennsylvania to O'Hare Intl

Last minute flight, train and bus deals

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Flights to Chicago O'Hare Airport

Destination:

Return flight deals:

Cabin classes:

Browse origins:

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