What is the cheapest airline that flies from Maryland to Chicago O'Hare Intl?

United Airlines, Delta, and JetBlue are the most popular carriers operating from Maryland to Chicago O'Hare Intl

What airlines fly to Chicago O'Hare Intl Airport?

United Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Maryland according to our data. United Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 4 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

How many flights depart from Maryland to Chicago O'Hare Intl Airport on average per day?

The number of flights available between Maryland and Chicago O'Hare Intl Airport is 131 per day as of August 2026. The most frequent departure time is 11:00AM, with 62% of daily flights leaving at noon.

How many flights depart from Maryland to Chicago O'Hare Intl Airport on average per week?

The number of flights available between Maryland and Chicago O'Hare Intl Airport is 919 per week as of August 2026. The most frequent departure day is Fri, with 17% of weekly flights leaving on this day.

How long does it take to fly to Chicago O'Hare Intl Airport?

On average, it takes 2h 14m to fly from Maryland to Chicago O'Hare Intl Airport if you fly out of Baltimore (the most popular airport in Maryland) and into Chicago O'Hare Intl Airport (the most popular airport in Chicago O'Hare Intl Airport). If you’re flying out of Salisbury and into Chicago O'Hare Intl Airport, then the flight time is around 6h 07m.

When did momondo last update prices for flights from Maryland to Chicago O'Hare Intl Airport?

Prices for flights from Maryland to Chicago O'Hare Intl Airport were last updated today.

How many operators does momondo search for flights from Maryland to Chicago O'Hare Intl Airport?

As of August 2026, there are 5 operators available to choose from for flights from Maryland to Chicago O'Hare Intl Airport.

How old do you have to be to fly from Maryland to Chicago O'Hare Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Maryland to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$89 Cheap Flights from Maryland to Chicago O'Hare Intl Airport in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Maryland to Chicago

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:54 am - 1:30 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 36mnonstop

7:25 am - 10:49 amORD Chicago O'Hare Intl-PHL Philadelphia

2h 24mnonstop

$168Frontier

Fri, Sep 11 - Mon, Sep 14

11:54 am - 1:30 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 36mnonstop

7:25 am - 10:49 amORD Chicago O'Hare Intl-PHL Philadelphia

2h 24mnonstop

$168Frontier

Mon, Sep 14 - Fri, Sep 18

7:05 pm - 8:24 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 19mnonstop

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

2h 00mnonstop

$177United Airlines

Mon, Oct 19 - Tue, Oct 20

12:10 pm - 1:30 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

5:55 pm - 9:02 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 07mnonstop

$177United Airlines

Wed, Oct 14 - Sat, Oct 17

6:01 am - 7:30 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 29mnonstop

6:58 am - 10:07 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 09mnonstop

$177American Airlines

Thu, Sep 17 - Sat, Sep 19

6:30 pm - 7:59 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 29mnonstop

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

2h 04mnonstop

$177American Airlines

Tue, Oct 6 - Tue, Oct 13

9:32 am - 12:59 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

4h 27m1 stop Detroit Metropolitan Wayne County

5:29 pm - 11:07 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

4h 38m1 stop Detroit Metropolitan Wayne County

$197Delta

Wed, Oct 21 - Sat, Oct 24

6:10 am - 10:29 amDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

5h 19m1 stop Detroit Metropolitan Wayne County

5:29 pm - 11:07 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

4h 38m1 stop Detroit Metropolitan Wayne County

$197Delta

Wed, Oct 14 - Mon, Oct 19

11:54 am - 1:30 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 36mnonstop

3:00 pm - 11:07 pmORD Chicago O'Hare Intl-PHL Philadelphia

7h 07m1 stop Fort Lauderdale

$204Multiple Airlines

Mon, Sep 21 - Thu, Sep 24

11:05 am - 12:41 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 36mnonstop

2:35 pm - 11:39 pmORD Chicago O'Hare Intl-PHL Philadelphia

8h 04m1 stop Fort Lauderdale

$204Multiple Airlines

Mon, Nov 9 - Tue, Nov 10

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 7:29 amPHL Philadelphia-ORD Chicago O'Hare Intl

2h 29mnonstop

7:25 am - 10:49 amORD Chicago O'Hare Intl-PHL Philadelphia

2h 24mnonstop

$211Frontier

Mon, Aug 24 - Fri, Sep 11

6:37 pm - 8:05 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 28mnonstop

7:25 am - 8:30 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

12h 05m1 stop Houston George Bush Intcntl

$219Frontier

Mon, Aug 24 - Tue, Sep 22

5:16 pm - 11:08 pmPHL Philadelphia-ORD Chicago O'Hare Intl

6h 52m1 stop Orlando

3:00 pm - 11:07 pmORD Chicago O'Hare Intl-PHL Philadelphia

7h 07m1 stop Fort Lauderdale

$309Multiple Airlines

Tue, Aug 25 - Fri, Sep 25

7:03 am - 8:30 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 27mnonstop

6:58 am - 10:07 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 09mnonstop

$315American Airlines

Mon, Aug 24 - Tue, Sep 22

6:25 pm - 8:00 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 35mnonstop

6:58 am - 10:07 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 09mnonstop

$315American Airlines

Mon, Aug 24 - Tue, Sep 22

5:25 pm - 8:30 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

4h 05m1 stop Detroit Metropolitan Wayne County

5:10 pm - 11:14 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

5h 04m1 stop Detroit Metropolitan Wayne County

$345Delta

Mon, Aug 24 - Tue, Sep 22

6:56 pm - 8:26 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 30mnonstop

4:00 pm - 7:24 pmORD Chicago O'Hare Intl-PHL Philadelphia

2h 24mnonstop

$365United Airlines

Tue, Aug 25 - Fri, Sep 25

5:25 pm - 8:30 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

4h 05m1 stop Detroit Metropolitan Wayne County

5:10 pm - 11:14 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

5h 04m1 stop Detroit Metropolitan Wayne County

$369Delta

Mon, Aug 24 - Tue, Sep 22

5:01 pm - 6:32 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 31mnonstop

6:13 pm - 9:27 pmORD Chicago O'Hare Intl-PHL Philadelphia

2h 14mnonstop

$382United Airlines

Tue, Aug 25 - Fri, Sep 11

7:38 am - 1:39 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

7h 01m1 stop Fort Lauderdale

2:41 pm - 12:51 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

21h 10m1 stop Denver Intl

$419Multiple Airlines

Thu, Aug 27 - Sat, Aug 29

Cheap direct flights

Enter your travel dates to find the best prices.

11:54 am - 1:30 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 36mnonstop

7:25 am - 10:49 amORD Chicago O'Hare Intl-PHL Philadelphia

2h 24mnonstop

$168Frontier

Mon, Sep 14 - Fri, Sep 18

11:54 am - 1:30 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 36mnonstop

7:25 am - 10:49 amORD Chicago O'Hare Intl-PHL Philadelphia

2h 24mnonstop

$168Frontier

Fri, Sep 11 - Mon, Sep 14

9:09 pm - 10:43 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 34mnonstop

4:42 pm - 7:58 pmORD Chicago O'Hare Intl-PHL Philadelphia

2h 16mnonstop

$168Frontier

Thu, Nov 5 - Fri, Nov 6

9:09 pm - 10:43 pmPHL Philadelphia-ORD Chicago O'Hare Intl

2h 34mnonstop

4:42 pm - 7:58 pmORD Chicago O'Hare Intl-PHL Philadelphia

2h 16mnonstop

$168Frontier

Thu, Nov 5 - Sun, Nov 8

7:05 pm - 8:24 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 19mnonstop

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

2h 00mnonstop

$177United Airlines

Mon, Oct 19 - Tue, Oct 20

12:10 pm - 1:30 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

5:55 pm - 9:02 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 07mnonstop

$177United Airlines

Wed, Oct 14 - Sat, Oct 17

6:01 am - 7:30 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 29mnonstop

6:58 am - 10:07 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 09mnonstop

$177American Airlines

Thu, Sep 17 - Sat, Sep 19

6:30 pm - 7:59 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 29mnonstop

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

2h 04mnonstop

$177American Airlines

Tue, Oct 6 - Tue, Oct 13

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

2h 20mnonstop

2:30 pm - 5:43 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 13mnonstop

$177United Airlines

Mon, Oct 12 - Wed, Oct 14

6:16 pm - 8:03 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 47mnonstop

2:34 pm - 5:46 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 12mnonstop

$177American Airlines

Sat, Sep 12 - Tue, Sep 15

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Delta flights from Maryland to Chicago O'Hare Intl Airport

Our best Delta deals on Maryland to Chicago O'Hare Intl Airport flight tickets

Delta

Oct 3

DCA2:00 pmWashington, D.C. Reagan-National

5h 56m

1 stop

ORD6:56 pmChicago O'Hare Intl

Oct 5

ORD5:10 pmChicago O'Hare Intl

4h 52m

1 stop

DCA11:02 pmWashington, D.C. Reagan-National

$197

Delta

Oct 3

DCA2:00 pmWashington, D.C. Reagan-National

5h 56m

1 stop

ORD6:56 pmChicago O'Hare Intl

Oct 5

ORD1:55 pmChicago O'Hare Intl

3h 42m

1 stop

DCA6:37 pmWashington, D.C. Reagan-National

$217

Delta

Oct 30

DCA7:40 pmWashington, D.C. Reagan-National

5h 17m

1 stop

ORD11:57 pmChicago O'Hare Intl

Nov 5

ORD7:00 amChicago O'Hare Intl

3h 32m

1 stop

DCA11:32 amWashington, D.C. Reagan-National

$236

American Airlines flights from Maryland to Chicago O'Hare Intl Airport

Our best American Airlines deals on Maryland to Chicago O'Hare Intl Airport flight tickets

American Airlines

Sep 26

BWI6:16 pmBaltimore/Washington

2h 47m

ORD8:03 pmChicago O'Hare Intl

Sep 28

ORD6:58 amChicago O'Hare Intl

2h 09m

BWI10:07 amBaltimore/Washington

$178

American Airlines

Sep 17

DCA6:30 amWashington, D.C. Reagan-National

2h 28m

ORD7:58 amChicago O'Hare Intl

Sep 24

ORD6:55 pmChicago O'Hare Intl

2h 05m

DCA10:00 pmWashington, D.C. Reagan-National

$182

American Airlines

Oct 1

DCA3:58 pmWashington, D.C. Reagan-National

2h 30m

ORD5:28 pmChicago O'Hare Intl

Oct 5

ORD6:55 pmChicago O'Hare Intl

2h 05m

DCA10:00 pmWashington, D.C. Reagan-National

$198

momondo Fare Finder

Use the filters below to find and compare flights from Maryland to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaChicago

PHL Philadelphia - ORD Chicago O'Hare Intl

PHLORD

Philadelphia

Fri 9/11

11:54 am-1:30 pm

Nonstop2h 36m

Chicago O'Hare Intl

Mon 9/14

7:25 am-10:49 am

Nonstop2h 24m

$168

PhiladelphiaChicago

PHL Philadelphia - ORD Chicago O'Hare Intl

PHLORD

Philadelphia

Mon 9/14

11:54 am-1:30 pm

Nonstop2h 36m

Chicago O'Hare Intl

Fri 9/18

7:25 am-10:49 am

Nonstop2h 24m

$168

Quickest round-trip

BaltimoreChicago

BWI Baltimore/Washington - ORD Chicago O'Hare Intl

BWIORD

Baltimore/Washington

Mon 10/19

7:05 pm-8:24 pm

Nonstop2h 19m

Chicago O'Hare Intl

Tue 10/20

7:30 am-10:30 am

Nonstop2h 00m

$177

BaltimoreChicago

BWI Baltimore/Washington - ORD Chicago O'Hare Intl

BWIORD

Baltimore/Washington

Wed 10/14

12:10 pm-1:30 pm

Nonstop2h 20m

Chicago O'Hare Intl

Sat 10/17

5:55 pm-9:02 pm

Nonstop2h 07m

$177

BaltimoreChicago

BWI Baltimore/Washington - ORD Chicago O'Hare Intl

BWIORD

Baltimore/Washington

Thu 9/17

6:01 am-7:30 am

Nonstop2h 29m

Chicago O'Hare Intl

Sat 9/19

6:58 am-10:07 am

Nonstop2h 09m

$177

BaltimoreChicago

BWI Baltimore/Washington - ORD Chicago O'Hare Intl

BWIORD

Baltimore/Washington

Tue 10/6

6:30 pm-7:59 pm

Nonstop2h 29m

Chicago O'Hare Intl

Tue 10/13

9:12 pm-12:16 am

Nonstop2h 04m

$177

Washington, D.C.Chicago

DCA Washington, D.C. Reagan-National - ORD Chicago O'Hare Intl

DCAORD

Washington, D.C. Reagan-National

Wed 10/21

9:32 am-12:59 pm

1 stop4h 27m

Chicago O'Hare Intl

Sat 10/24

5:29 pm-11:07 pm

1 stop4h 38m

$197

Washington, D.C.Chicago

DCA Washington, D.C. Reagan-National - ORD Chicago O'Hare Intl

DCAORD

Washington, D.C. Reagan-National

Wed 10/14

6:10 am-10:29 am

1 stop5h 19m

Chicago O'Hare Intl

Mon 10/19

5:29 pm-11:07 pm

1 stop4h 38m

$197

PhiladelphiaChicago

PHL Philadelphia - ORD Chicago O'Hare Intl

PHLORD

Philadelphia

Mon 9/21

11:54 am-1:30 pm

Nonstop2h 36m

Chicago O'Hare Intl

Thu 9/24

3:00 pm-11:07 pm

1 stop7h 07m

$204

PhiladelphiaChicago

PHL Philadelphia - ORD Chicago O'Hare Intl

PHLORD

Philadelphia

Mon 11/9

11:05 am-12:41 pm

Nonstop2h 36m

Chicago O'Hare Intl

Tue 11/10

2:35 pm-11:39 pm

1 stop8h 04m

$204

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Maryland to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of January is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Maryland averaging around $237.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $415. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Maryland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $553.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Maryland in the evening is the least expensive time of day to depart. momondo users have found prices as low as $429 when looking at flights departing in the evening. Try not to purchase tickets in the afternoon because they tend to be around $482. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Maryland to Chicago O'Hare Intl flight route?

Fly from Baltimore/Washington to Chicago O'Hare Intl for the best Maryland - Chicago O'Hare Intl flight prices

How far in advance should I book a flight from Maryland to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Maryland when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $402 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Maryland for as low as $284 on momondo.

What cabin class options are available on Maryland to Chicago O'Hare Intl Airport flights?

There are 4 cabin classes available to choose from on Maryland to Chicago O'Hare Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Maryland to Chicago O'Hare Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Maryland to Chicago O'Hare Intl Airport.

Cheap Maryland to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maryland to Chicago O'Hare Intl Airport

Best Price Found	$89
Fastest flight time	1h 57m
Direct flights	Every day

The best one-way flight to Chicago O'Hare Intl Airport from Maryland in the past 72 hours is $89. The best round-trip flight deal from Maryland to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $168.

The fastest flight from Maryland to Chicago O'Hare Intl Airport takes 1h 57m

Direct flights go from Maryland to Chicago O'Hare Intl Airport every day.

Search flight deals

Frequently asked questions about flying from Maryland to Chicago O'Hare Intl Airport

When did momondo last update prices for flights from Maryland to Chicago O'Hare Intl Airport?
Prices for flights from Maryland to Chicago O'Hare Intl Airport were last updated today.
How many operators does momondo search for flights from Maryland to Chicago O'Hare Intl Airport?
As of August 2026, there are 5 operators available to choose from for flights from Maryland to Chicago O'Hare Intl Airport.
How old do you have to be to fly from Maryland to Chicago O'Hare Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Maryland to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The necessary travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Maryland to Chicago O'Hare Intl Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Maryland to Chicago O'Hare Intl Airport is Boeing 737 MAX 8 (12.73% of total bookings). The next most popular plane models are Boeing 737-800 (11.78%), Boeing 737-900 (10.94%), and Embraer 175 (8.75%).

Best airlines flying from Maryland to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Maryland to Chicago O'Hare Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $57	Free Cancellation	Rating 5.6 2,656 reviews	Search Frontier flights
Southwest	PriceFrom $148	Free Cancellation	Rating 8.0 4,214 reviews	Search Southwest flights
United Airlines	PriceFrom $168	Free Cancellation	Rating 7.4 10,113 reviews	Search United Airlines flights
American Airlines	PriceFrom $174	Free Cancellation	Rating 7.1 11,981 reviews	Search American Airlines flights

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Merrillville

Rockford

South Haven

Gurnee

Rosemont

Oak Brook

Orland Park

Naperville

Joliet

New Buffalo

Kenosha

Hammond

Racine

Aurora

Janesville

Elgin

Evanston

South Holland

Why use momondo?

Why should I use momondo to find a flight deal from Maryland to Chicago?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Maryland to Chicago. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Maryland to Chicago with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Chicago from Maryland with this policy.

How can momondo help me find flights from Maryland to Chicago?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Maryland.

I’m not ready to book a flight from Maryland to Chicago right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Maryland to Chicago now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Chicago and let you know when they change.

An easier way to manage your Chicago O'Hare Intl Airport trip

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Cheap flights from Maryland to Chicago from $89

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maryland to Chicago departing on 10/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Maryland to Chicago O'Hare Intl Airport

Our best Delta deals on Maryland to Chicago O'Hare Intl Airport flight tickets

American Airlines flights from Maryland to Chicago O'Hare Intl Airport

Our best American Airlines deals on Maryland to Chicago O'Hare Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Maryland to Chicago O'Hare Intl Airport that are best for you.

See travel insights to Chicago from

How to get the cheapest flight ticket from Maryland to Chicago O'Hare Intl Airport

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest Maryland to Chicago O'Hare Intl flight route?

How far in advance should I book a flight from Maryland to Chicago O'Hare Intl Airport?

What cabin class options are available on Maryland to Chicago O'Hare Intl Airport flights?

Can stopping save me money on Maryland to Chicago O'Hare Intl Airport flights?

What is the cheapest airline that flies from Maryland to Chicago O'Hare Intl?

What airlines fly to Chicago O'Hare Intl Airport?

How many flights depart from Maryland to Chicago O'Hare Intl Airport on average per day?

How many flights depart from Maryland to Chicago O'Hare Intl Airport on average per week?

How long does it take to fly to Chicago O'Hare Intl Airport?

Cheap Maryland to Chicago O'Hare Intl Airport flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Maryland to Chicago O'Hare Intl Airport

Best airlines flying from Maryland to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Maryland to Chicago O'Hare Intl Airport with momondo

Traveling to a place near Chicago?

Why use momondo?

An easier way to manage your Chicago O'Hare Intl Airport trip

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Find better results for your trip to Chicago

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According to popular flight searches on momondo this year

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List of cabin classes available on flights landing in Chicago. Availability may vary depending on flight origin and airline.

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