How does KAYAK find such low prices on flights from Maryland to Chicago?

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. 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?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago 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?

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 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?

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 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>

$89 CHEAP FLIGHTS from Maryland to Chicago

KAYAK searches hundreds of travel sites at once for deals on flights to Chicago

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Cheap Flights from Maryland to Chicago

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Maryland to Chicago

Sat, May 16 - Mon, May 18

5:06 pm - 6:44 pm

PHL

ORD

2h 38mnonstop

6:55 am - 7:14 pm

ORD

PHL

11h 19m

1 stop

$184Frontier

Wed, Apr 29 - Fri, May 1

1:30 pm - 12:24 am

PHL

ORD

11h 54m

1 stop

2:20 pm - 5:34 pm

ORD

PHL

2h 14mnonstop

$185Multiple Airlines

Sat, May 23 - Sat, May 30

4:35 pm - 10:02 pm

PHL

MDW

6h 27m

1 stop

11:59 am - 10:10 pm

MDW

PHL

9h 11m

1 stop

$185Frontier

Fri, May 1 - Tue, May 5

6:12 pm - 12:24 am

PHL

ORD

7h 12m

1 stop

1:18 pm - 11:32 pm

ORD

PHL

9h 14m

1 stop

$186Spirit Airlines

Tue, May 5 - Mon, May 11

12:00 pm - 10:02 pm

PHL

MDW

11h 02m

2 stops

4:52 pm - 6:40 pm

MDW

PHL

24h 48m

1 stop

$188Multiple Airlines

Thu, May 28 - Mon, Jun 1

8:44 pm - 11:15 pm

PHL

ORD

27h 31m

1 stop

7:33 pm - 11:32 pm

ORD

PHL

26h 59m

1 stop

$190Spirit Airlines

Wed, May 20 - Wed, May 27

4:50 pm - 7:35 pm

BWI

MDW

3h 45m

1 stop

5:00 pm - 7:50 pm

MDW

BWI

1h 50mnonstop

$206Southwest

Thu, Jul 9 - Tue, Jul 14

7:29 pm - 11:53 pm

BWI

ORD

5h 24m

1 stop

9:45 am - 3:53 pm

ORD

BWI

5h 08m

1 stop

$207Delta

Wed, May 6 - Thu, May 7

6:30 am - 7:35 am

BWI

MDW

2h 05mnonstop

7:30 am - 10:20 am

MDW

BWI

1h 50mnonstop

$208Southwest

Wed, Apr 29 - Wed, May 6

6:00 pm - 10:28 pm

DCA

MDW

5h 28m

1 stop

1:24 pm - 6:59 pm

MDW

DCA

4h 35m

1 stop

$226Delta

Useful Info

Low season	February
High season	July
Cheapest flight	$89

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

Flight from Philadelphia to Chicago O'Hare Airport

How does KAYAK find such low prices on flights from Maryland to Chicago?
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.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Maryland to Chicago?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago 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?
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 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?
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 from Maryland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Merrillville

Saint Joseph

Hammond

Portage

Lansing

Valparaiso

Chesterton

Schererville

Munster

Porter

Monticello

Griffith

Saint John

Everything you need to know for your flight to Chicago

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Maryland

First Class flights to Chicagofrom $488

Business Class flights to Chicagofrom $672

Premium Economy Class flights to Chicagofrom $375

Economy Class flights to Chicagofrom $200

$89 Find Cheap Flights from Maryland to Chicago

KAYAK searches hundreds of travel sites at once for deals on flights to Chicago

Cheap Flights from Maryland to Chicago

Recent round-trip flight deals from Maryland to Chicago

Recent one-way flight deals from Maryland to Chicago

Recent last minute flight deals from Maryland to Chicago

Recent direct flight deals from Maryland to Chicago

Good to know

FAQs for booking flights from Maryland to Chicago

How does KAYAK find such low prices on flights from Maryland to Chicago?

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.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago 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?

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 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?

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 from Maryland up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Chicago?

Everything you need to know for your flight to Chicago

Cabin class types available on flights to Maryland

Complete your trip to Chicago with a hotel stay or car rental

Find direct flights for Chicago

Flights to other popular destinations

Flights from domestic origins to Chicago

Choose which airport to fly into in Chicago

Find deals for your return flight