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>

$94 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

Thu, Jun 11 - Sat, Jun 13

5:06 pm - 6:47 pm

PHL

ORD

2h 41mnonstop

8:00 pm - 11:32 pm

ORD

PHL

2h 32mnonstop

$192Frontier

Tue, Jul 7 - Mon, Jul 13

8:30 am - 7:53 pm

PHL

ORD

12h 23m

1 stop

8:05 pm - 11:31 pm

ORD

PHL

2h 26mnonstop

$193Frontier

Tue, Jun 9 - Tue, Jun 9

6:03 am - 7:30 am

BWI

ORD

2h 27mnonstop

6:47 pm - 12:07 am

ORD

BWI

4h 20m

1 stop

$230American Airlines

Wed, Jul 1 - Tue, Jul 7

7:29 am - 11:00 am

DCA

ORD

4h 31m

1 stop

5:58 am - 9:15 am

ORD

DCA

2h 17mnonstop

$233American Airlines

Wed, Oct 21 - Sat, Oct 24

9:45 am - 10:45 am

BWI

MDW

2h 00mnonstop

5:25 pm - 8:10 pm

MDW

BWI

1h 45mnonstop

$233Southwest

Wed, Aug 5 - Sat, Aug 8

4:35 pm - 5:35 pm

DCA

MDW

2h 00mnonstop

10:05 am - 8:50 pm

MDW

DCA

9h 45m

2 stops

$233Southwest

Wed, Jun 17 - Wed, Jun 17

10:31 am - 11:53 am

IAD

ORD

2h 22mnonstop

9:55 pm - 12:59 am

ORD

IAD

2h 04mnonstop

$234United Airlines

Wed, Oct 21 - Sat, Oct 24

6:00 am - 10:11 am

DCA

ORD

5h 11m

1 stop

3:35 pm - 9:15 pm

ORD

DCA

4h 40m

1 stop

$238Delta

Wed, Aug 5 - Sat, Aug 8

11:10 am - 4:24 pm

IAD

ORD

6h 14m

1 stop

1:48 pm - 8:04 pm

ORD

IAD

5h 16m

1 stop

$238Delta

Sat, Aug 8 - Sat, Aug 22

3:30 pm - 4:52 pm

DCA

ORD

2h 22mnonstop

6:00 pm - 9:09 pm

ORD

DCA

2h 09mnonstop

$239United Airlines

Useful Info

Low season	February
High season	July
Cheapest flight	$94

Best time to beat the crowds with an average 12% drop in price.

Most popular time to fly with an average 3% increase 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

Schererville

Chesterton

Munster

Porter

Monticello

Saint John

Griffith

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 $547

Business Class flights to Chicagofrom $479

Premium Economy Class flights to Chicagofrom $375

Economy Class flights to Chicagofrom $209

$94 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