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.

$89 CHEAP FLIGHTS from Maryland to Chicago O'Hare (ORD)

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Flight Deals

Cheap Flights from Maryland to O'Hare Intl

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 O'Hare Intl

Tue, Nov 24 - Tue, Dec 1

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

2h 28mnonstop

7:32 pm - 8:38 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

12h 06m1 stop Atlanta Hartsfield-Jackson

$175Frontier

Sat, Nov 14 - Mon, Nov 16

6:24 am - 6:30 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

13h 06m1 stop Atlanta Hartsfield-Jackson

7:50 pm - 9:46 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

12h 56m1 stop Atlanta Hartsfield-Jackson

$175Frontier

Mon, Oct 26 - Thu, Oct 29

9:58 am - 11:21 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 23mnonstop

7:50 pm - 9:21 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

12h 31m1 stop Atlanta Hartsfield-Jackson

$175Frontier

Wed, Dec 9 - Fri, Dec 11

1:54 pm - 6:37 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

5h 43m1 stop Atlanta Hartsfield-Jackson

11:48 am - 8:40 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

19h 52m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson

$210Multiple Airlines

Tue, Oct 27 - Fri, Oct 30

5:31 pm - 6:52 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 21mnonstop

6:29 pm - 9:42 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 13mnonstop

$220United Airlines

Sun, Nov 22 - Tue, Dec 1

10:10 am - 11:30 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

10:55 am - 2:01 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 06mnonstop

$225United Airlines

Thu, Dec 17 - Tue, Dec 22

5:30 am - 7:10 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

14h 40m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul

10:53 am - 2:00 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 07mnonstop

$228Multiple Airlines

Thu, Nov 12 - Sat, Nov 14

5:45 am - 6:35 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

13h 50m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul

7:05 am - 4:14 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

8h 09m1 stop Atlanta Hartsfield-Jackson

$234Multiple Airlines

Sat, Jan 9 - Mon, Jan 11

6:21 pm - 7:59 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 38mnonstop

8:01 am - 11:14 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 13mnonstop

$297American Airlines

Sat, Nov 14 - Mon, Nov 16

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

2h 30mnonstop

9:00 pm - 11:55 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

1h 55mnonstop

$297American Airlines

Recent last minute flight deals from Maryland to O'Hare Intl

Fri, Oct 16 - Mon, Nov 16

9:58 am - 11:21 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 23mnonstop

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

1h 57mnonstop

$206Frontier

Fri, Oct 16 - Mon, Nov 16

3:04 pm - 7:51 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

17h 47m1 stop Orlando

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

1h 57mnonstop

$221Frontier

Sat, Oct 17 - Tue, Nov 17

12:37 pm - 7:07 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

7h 30m1 stop Dallas/Fort Worth

7:35 pm - 9:46 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

13h 11m1 stop Atlanta Hartsfield-Jackson

$252Frontier

Sat, Oct 17 - Tue, Nov 17

11:40 am - 12:59 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 19mnonstop

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

2h 08mnonstop

$362American Airlines

Sat, Oct 17 - Sat, Oct 31

12:37 pm - 7:07 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

7h 30m1 stop Dallas/Fort Worth

7:00 am - 11:30 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

15h 30m1 stop Fort Lauderdale

$362Multiple Airlines

Tue, Oct 20 - Sat, Oct 24

12:37 pm - 7:07 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

7h 30m1 stop Dallas/Fort Worth

7:00 am - 9:23 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

13h 23m1 stop Fort Lauderdale

$383Multiple Airlines

Sat, Oct 17 - Sat, Oct 24

6:28 pm - 8:00 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 32mnonstop

9:12 pm - 12:16 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 04mnonstop

$427American Airlines

Sat, Oct 17 - Tue, Oct 20

9:09 am - 10:29 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

7:30 am - 10:30 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 00mnonstop

$427United Airlines

Sat, Oct 17 - Sat, Oct 24

6:29 am - 7:50 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 21mnonstop

7:30 am - 10:30 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 00mnonstop

$427United Airlines

Sat, Oct 17 - Sat, Oct 24

6:28 pm - 8:00 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 32mnonstop

7:59 am - 11:09 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 10mnonstop

$427American Airlines

Recent direct flight deals from Maryland to O'Hare Intl

Fri, Oct 30 - Mon, Nov 2

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

$175Frontier

Thu, Nov 5 - Sun, Nov 29

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

2h 30mnonstop

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

2h 10mnonstop

$176Frontier

Sat, Dec 19 - Tue, Dec 22

6:12 pm - 7:36 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 24mnonstop

10:53 am - 2:00 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 07mnonstop

$176Frontier

Fri, Dec 25 - Wed, Dec 30

6:12 pm - 7:36 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 24mnonstop

10:53 am - 2:00 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 07mnonstop

$177Frontier

Tue, Oct 27 - Fri, Oct 30

5:31 pm - 6:52 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 21mnonstop

6:29 pm - 9:42 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 13mnonstop

$220United Airlines

Sun, Nov 22 - Tue, Dec 1

10:10 am - 11:30 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

10:55 am - 2:01 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 06mnonstop

$225United Airlines

Sat, Nov 7 - Mon, Nov 9

10:10 am - 11:30 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

6:29 pm - 9:42 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 13mnonstop

$229United Airlines

Sat, Jan 9 - Mon, Jan 11

6:21 pm - 7:59 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 38mnonstop

8:01 am - 11:14 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 13mnonstop

$297American Airlines

Sat, Nov 14 - Mon, Nov 16

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

2h 30mnonstop

9:00 pm - 11:55 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

1h 55mnonstop

$297American Airlines

Sat, Jan 23 - Wed, Jan 27

7:23 am - 9:00 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 37mnonstop

9:14 pm - 12:19 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 05mnonstop

$297American Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$89

Best time to beat the crowds with an average 15% drop in price.

Most popular time to fly with an average 11% increase in price.

Flight from Baltimore 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.

Merrillville

Gurnee

South Haven

Oak Brook

Tinley Park

Hammond

Saint Joseph

Des Plaines

Elk Grove Village

Hoffman Estates

Oakbrook Terrace

Portage

South Holland

Willowbrook

Lansing

Lisle

Alsip

Valparaiso

Delavan

Northbrook

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$89 Find Cheap Flights from Maryland to Chicago O'Hare Airport - Compare and Save

Cheap Flights from Maryland to O'Hare Intl

Recent round-trip flight deals from Maryland to O'Hare Intl

Recent one-way flight deals from Maryland to O'Hare Intl

Recent last minute flight deals from Maryland to O'Hare Intl

Recent direct flight deals from Maryland to O'Hare Intl

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FAQs for booking Maryland to Chicago O'Hare Airport flights

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