How does KAYAK find such low prices on flights from Maryland 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 Maryland 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 Maryland 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 Maryland 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 Maryland 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 Maryland 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 Maryland 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 Maryland 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>

$29 Cheap Flights from Maryland 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 42,335,261 times on KAYAK, and here is why:

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

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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	$29

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

Most popular time to fly with an average 12% increase in price.

Flight from Philadelphia to Chicago O'Hare Airport

How does KAYAK find such low prices on flights from Maryland 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 Maryland 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 Maryland 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 Maryland 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 Maryland 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 Maryland with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Maryland 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 Maryland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Nonstop departures

Maryland 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, +78 more

ANA, Aer Lingus, +79 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 Maryland

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, +78 more

ANA, Aer Lingus, +79 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +77 more

ANA, Aer Lingus, +78 more

See more direct flights

Book cheap flights from Maryland to Chicago

Recent round-trip flight deals

6/12Wed

nonstopFrontier

2h 21mPHL-ORD

6/18Tue

nonstopFrontier

2h 02mORD-PHL

$58

6/15Sat

nonstopFrontier

2h 21mPHL-ORD

6/25Tue

nonstopFrontier

2h 02mORD-PHL

$61

9/10Tue

1 stop

11h 15mPHL-ORD

9/14Sat

nonstop

2h 03mORD-PHL

$74

6/12Wed

1 stop

11h 18mPHL-ORD

6/18Tue

nonstop

2h 02mORD-PHL

$82

9/6Fri

1 stopSpirit Airlines

11h 19mBWI-ORD

9/9Mon

1 stopSpirit Airlines

13h 10mORD-BWI

$111

6/12Wed

1 stopSpirit Airlines

15h 17mBWI-ORD

6/18Tue

1 stopSpirit Airlines

23h 18mORD-BWI

$116

10/5Sat

nonstopAmerican Airlines

2h 24mPHL-ORD

10/12Sat

nonstopAmerican Airlines

1h 57mORD-PHL

$117

8/24Sat

nonstopAmerican Airlines

2h 13mBWI-ORD

8/26Mon

nonstopAmerican Airlines

1h 55mORD-BWI

$118

7/4Thu

1 stopSun Country Air

6h 36mPHL-ORD

7/9Tue

1 stopSun Country Air

14h 32mORD-PHL

$152

7/15Mon

1 stopSun Country Air

8h 37mIAD-ORD

7/29Mon

1 stopSun Country Air

12h 42mORD-IAD

$175

Recent one-way flight deals

6/8Sat

nonstopFrontier

2h 21mPHL-ORD

$29

6/10Mon

nonstopFrontier

2h 21mPHL-ORD

$30

8/27Tue

1 stopSpirit Airlines

14h 00mBWI-ORD

$39

6/12Wed

1 stopSpirit Airlines

11h 18mPHL-ORD

$44

7/1Mon

nonstopAmerican Airlines

2h 14mBWI-ORD

$59

9/12Thu

nonstopAmerican Airlines

2h 11mBWI-ORD

$60

7/5Fri

1 stopSun Country Air

8h 12mPHL-ORD

$71

9/2Mon

nonstopUnited Airlines

2h 24mPHL-ORD

$75

7/11Thu

1 stopSun Country Air

8h 03mPHL-ORD

$81

9/1Sun

nonstopUnited Airlines

2h 11mIAD-ORD

$85

Last minute flights from Maryland to O'Hare Intl

Last minute flight, train and bus deals

6/4Tue

nonstopFrontier

2h 22mPHL-ORD

6/11Tue

nonstopFrontier

2h 02mORD-PHL

$88

6/5Wed

nonstopFrontier

2h 21mPHL-ORD

6/12Wed

nonstopFrontier

2h 02mORD-PHL

$91

6/6Thu

nonstop

2h 21mPHL-ORD

6/11Tue

multi-stop

9h 29mORD-PHL

$119

6/4Tue

nonstop

2h 22mPHL-ORD

6/11Tue

multi-stop

24h 09mORD-PHL

$120

6/5Wed

nonstopAmerican Airlines

2h 32mPHL-ORD

6/12Wed

nonstopAmerican Airlines

1h 58mORD-PHL

$202

6/7Fri

multi-stopSpirit Airlines

25h 13mPHL-ORD

6/11Tue

multi-stopSpirit Airlines

22h 41mORD-PHL

$206

6/5Wed

multi-stopAmerican Airlines

4h 34mPHL-ORD

6/12Wed

nonstopAmerican Airlines

1h 58mORD-PHL

$212

6/7Fri

multi-stopSpirit Airlines

25h 13mPHL-ORD

6/12Wed

multi-stopSpirit Airlines

8h 38mORD-PHL

$216

6/3Mon

multi-stopDelta

6h 07mPHL-ORD

6/8Sat

multi-stopDelta

4h 24mORD-PHL

$233

6/7Fri

multi-stopDelta

5h 28mPHL-ORD

6/16Sun

multi-stopDelta

3h 33mORD-PHL

$270

Flights to Chicago O'Hare Airport

Destination:

Chicago O'Hare Airport (ORD)United States

Return flight deals:

Chicago O'Hare Airport - Maryland

Cabin classes:

$741

$767

$979

$188

Browse origins:

Flights from Baltimore to Chicago O'Hare Intl Airport

$88

Flights from Philadelphia to Chicago O'Hare Intl Airport

$447

Flights from Salisbury, Maryland to Chicago O'Hare Intl Airport

$95

Flights from Washington, D.C. to Chicago O'Hare Intl Airport

Browse destinations:

$88

Flights to Chicago O'Hare Intl Airport, Chicago

ORD

$29 Find cheap flights from Maryland 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 6/8. 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 Maryland to Chicago O'Hare Airport flights

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

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

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

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

Maryland to Chicago O'Hare Intl

Chicago O'Hare Intl to Maryland

Book cheap flights from Maryland to Chicago

Recent round-trip flight deals

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Recent one-way flight deals

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Last minute flights from Maryland 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:

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