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.

$103 CHEAP FLIGHTS from Maryland to Chicago

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Flight Deals

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

Wed, Dec 9 - Sun, Dec 13

6:00 am - 2:30 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

9h 30m1 stop Atlanta Hartsfield-Jackson

10:29 pm - 8:42 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

9h 13m1 stop Atlanta Hartsfield-Jackson

$193Frontier

Wed, Dec 9 - Mon, Dec 14

8:41 pm - 7:20 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

11h 39m1 stop Atlanta Hartsfield-Jackson

10:29 pm - 9:07 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

9h 38m1 stop Atlanta Hartsfield-Jackson

$193Frontier

Tue, Dec 1 - Tue, Dec 8

6:10 am - 7:31 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 21mnonstop

6:50 am - 9:40 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

1h 50mnonstop

$199United Airlines

Wed, Dec 2 - Wed, Dec 9

6:10 am - 7:31 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 21mnonstop

6:50 am - 9:44 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

1h 54mnonstop

$199United Airlines

Wed, Dec 2 - Sat, Dec 5

7:55 am - 9:00 amBWI Baltimore/Washington-MDW Chicago Midway

2h 05mnonstop

4:25 pm - 7:15 pmMDW Chicago Midway-BWI Baltimore/Washington

1h 50mnonstop

$199Southwest

Tue, Dec 1 - Tue, Dec 8

5:50 pm - 6:55 pmBWI Baltimore/Washington-MDW Chicago Midway

2h 05mnonstop

6:00 am - 9:00 amMDW Chicago Midway-BWI Baltimore/Washington

2h 00mnonstop

$199Southwest

Sat, Dec 5 - Sat, Dec 5

6:28 pm - 8:10 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 42mnonstop

9:31 pm - 12:28 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

1h 57mnonstop

$206American Airlines

Tue, Dec 15 - Wed, Dec 16

7:18 am - 8:50 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 32mnonstop

9:00 pm - 11:57 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

1h 57mnonstop

$211American Airlines

Wed, Dec 9 - Wed, Dec 9

6:00 am - 10:59 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

5h 59m1 stop Detroit Metropolitan Wayne County

5:02 pm - 11:35 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

5h 33m1 stop Detroit Metropolitan Wayne County

$219Delta

Tue, Dec 8 - Tue, Dec 8

8:00 am - 12:24 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

5h 24m1 stop Atlanta Hartsfield-Jackson

5:02 pm - 11:35 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

5h 33m1 stop Detroit Metropolitan Wayne County

$219Delta

Recent last minute flight deals from Maryland to Chicago

Thu, Nov 5 - Tue, Nov 10

12:34 pm - 1:54 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

7:45 am - 10:49 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 04mnonstop

$208United Airlines

Mon, Nov 9 - Thu, Nov 19

9:53 am - 11:23 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 30mnonstop

6:00 am - 8:57 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

1h 57mnonstop

$221Frontier

Fri, Nov 6 - Mon, Nov 9

1:56 pm - 3:37 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

26h 41m1 stop Fort Lauderdale

6:00 am - 8:57 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

1h 57mnonstop

$225Frontier

Mon, Nov 9 - Fri, Nov 13

9:53 am - 11:23 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 30mnonstop

2:59 pm - 2:50 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

22h 51m1 stop Fort Lauderdale

$326Multiple Airlines

Tue, Nov 10 - Fri, Nov 13

10:41 am - 6:30 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

8h 49m1 stop Atlanta Hartsfield-Jackson

2:59 pm - 9:29 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

29h 30m1 stop Fort Lauderdale

$333Multiple Airlines

Mon, Nov 9 - Sat, Nov 21

7:05 pm - 8:10 pmBWI Baltimore/Washington-MDW Chicago Midway

2h 05mnonstop

8:55 pm - 11:45 pmMDW Chicago Midway-BWI Baltimore/Washington

1h 50mnonstop

$395Southwest

Mon, Nov 9 - Sat, Nov 21

4:40 pm - 8:05 pmBWI Baltimore/Washington-MDW Chicago Midway

4h 25m1 stop Charlotte Douglas

8:55 pm - 11:45 pmMDW Chicago Midway-BWI Baltimore/Washington

1h 50mnonstop

$401Southwest

Sat, Nov 7 - Sat, Nov 7

6:10 am - 7:31 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 21mnonstop

11:00 am - 2:06 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 06mnonstop

$442United Airlines

Sat, Nov 7 - Sat, Nov 14

7:18 am - 8:50 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 32mnonstop

2:50 pm - 5:58 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 08mnonstop

$447American Airlines

Tue, Nov 10 - Tue, Nov 17

11:48 am - 1:18 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 30mnonstop

2:37 pm - 5:45 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 08mnonstop

$447American Airlines

Recent direct flight deals from Maryland to Chicago

Mon, Dec 7 - Sun, Dec 13

2:40 pm - 4:04 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 24mnonstop

10:29 am - 1:32 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 03mnonstop

$195Frontier

Sun, Dec 6 - Mon, Dec 7

2:40 pm - 4:04 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 24mnonstop

10:29 am - 1:32 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 03mnonstop

$195Frontier

Sun, Nov 22 - Thu, Nov 26

2:29 pm - 3:57 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 28mnonstop

2:52 pm - 6:02 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 10mnonstop

$196Frontier

Tue, Dec 1 - Tue, Dec 8

6:10 am - 7:31 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 21mnonstop

6:50 am - 9:40 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

1h 50mnonstop

$199United Airlines

Wed, Dec 2 - Wed, Dec 9

6:10 am - 7:31 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 21mnonstop

6:50 am - 9:44 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

1h 54mnonstop

$199United Airlines

Wed, Dec 2 - Sat, Dec 5

7:55 am - 9:00 amBWI Baltimore/Washington-MDW Chicago Midway

2h 05mnonstop

4:25 pm - 7:15 pmMDW Chicago Midway-BWI Baltimore/Washington

1h 50mnonstop

$199Southwest

Tue, Dec 1 - Tue, Dec 8

5:50 pm - 6:55 pmBWI Baltimore/Washington-MDW Chicago Midway

2h 05mnonstop

6:00 am - 9:00 amMDW Chicago Midway-BWI Baltimore/Washington

2h 00mnonstop

$199Southwest

Tue, Dec 1 - Tue, Dec 8

6:10 am - 7:31 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 21mnonstop

6:25 pm - 9:38 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 13mnonstop

$199United Airlines

Sat, Dec 5 - Sat, Dec 5

6:28 pm - 8:10 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 42mnonstop

9:31 pm - 12:28 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

1h 57mnonstop

$206American Airlines

Tue, Dec 15 - Wed, Dec 16

7:18 am - 8:50 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 32mnonstop

9:00 pm - 11:57 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

1h 57mnonstop

$211American Airlines

Useful Info

Low season	February
High season	July
Cheapest flight	$103

Best time to beat the crowds with an average 23% drop in price.

Most popular time to fly with an average 13% increase in price.

Flight from Baltimore 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

Hammond

Saint Joseph

Portage

Lansing

Valparaiso

Munster

Chesterton

Schererville

Porter

Monticello

Saint John

Griffith

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$103 Find Cheap Flights from Maryland to Chicago - Compare and Save

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

Low season

High season

Cheapest flight

FAQs for booking flights from Maryland to Chicago

Traveling to a place near Chicago?

More options for your flight to Chicago

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

Cabin class types available on flights to Maryland

Find direct flights for Chicago

Flights from domestic origins to Chicago

Choose which airport to fly into in Chicago

Flights to other popular destinations

Find deals for your return flight