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Find cheap flights from Maryland to Chicago O'Hare Airport from $44

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to O'Hare Intl departing on 6/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Wed 5/29
Wed 6/5

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In the last 7 days travelers have searched 43,219,010 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

June

Cheapest flight

$44
Best time to beat the crowds with an average 20% drop in price.
Most popular time to fly with an average 25% increase in price.
Flight from Baltimore to Chicago O'Hare Airport

FAQs for booking Maryland to Chicago O'Hare Airport flights

  • 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.

See more FAQs

Prefer to fly non-stop from Maryland to Chicago O'Hare Airport?

Find which airlines fly direct from Maryland to O'Hare Intl, which days they fly and book direct flights.

Nonstop departures

Maryland to Chicago O'Hare Intl

Monday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +76 more

ANA, Aer Lingus, +77 more

Wednesday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Thursday

ANA, Aer Lingus, Aeromexico, +76 more

ANA, Aer Lingus, +77 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Saturday

ANA, Aer Lingus, Aeromexico, +76 more

ANA, Aer Lingus, +77 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +76 more

ANA, Aer Lingus, +77 more

See more direct flights

Nonstop returns

Chicago O'Hare Intl to Maryland

Monday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Tuesday

ANA, Aer Lingus, Aerolineas Argentinas, +76 more

ANA, Aer Lingus, +77 more

Wednesday

ANA, Aer Lingus, Aeromexico, +77 more

ANA, Aer Lingus, +78 more

Thursday

ANA, Aer Lingus, Aeromexico, +76 more

ANA, Aer Lingus, +77 more

Friday

ANA, Aer Lingus, Aerolineas Argentinas, +78 more

ANA, Aer Lingus, +79 more

Saturday

ANA, Aer Lingus, Aeromexico, +76 more

ANA, Aer Lingus, +77 more

Sunday

ANA, Aer Lingus, Aerolineas Argentinas, +76 more

ANA, Aer Lingus, +77 more

See more direct flights
See more direct flights

Book cheap flights from Maryland to Chicago

Recent round-trip flight deals

5/14Tue
1 stopSpirit Airlines
12h 09mBWI-ORD
5/21Tue
1 stopSpirit Airlines
9h 48mORD-BWI
$70
5/14Tue
1 stopSpirit Airlines
12h 09mBWI-ORD
5/15Wed
1 stopSpirit Airlines
19h 05mORD-BWI
$81
5/14Tue
1 stop
5h 25mBWI-ORD
5/14Tue
1 stop
9h 48mORD-BWI
$100
5/29Wed
nonstopAmerican Airlines
2h 18mBWI-ORD
5/31Fri
nonstopAmerican Airlines
2h 00mORD-BWI
$119
5/14Tue
1 stop
12h 09mBWI-ORD
5/16Thu
1 stop
13h 16mORD-BWI
$131
5/15Wed
1 stopFrontier
5h 25mBWI-ORD
5/16Thu
1 stopFrontier
10h 10mORD-BWI
$145
6/11Tue
nonstopAmerican Airlines
2h 14mBWI-ORD
6/18Tue
nonstopAmerican Airlines
2h 03mORD-BWI
$159
5/29Wed
nonstopUnited Airlines
2h 10mDCA-ORD
5/29Wed
nonstopUnited Airlines
2h 00mORD-DCA
$159
5/29Wed
nonstopUnited Airlines
2h 11mIAD-ORD
5/29Wed
nonstopUnited Airlines
2h 02mORD-IAD
$159
6/12Wed
1 stopFrontier
7h 12mBWI-ORD
6/17Mon
1 stopFrontier
21h 29mORD-BWI
$184

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Recent one-way flight deals

6/5Wed
1 stopSpirit Airlines
6h 40mBWI-ORD
$44
5/11Sat
1 stopSpirit Airlines
6h 18mBWI-ORD
$53
7/1Mon
nonstopAmerican Airlines
2h 14mBWI-ORD
$60
5/30Thu
1 stopSun Country Air
12h 33mIAD-ORD
$78
5/28Tue
nonstopUnited Airlines
2h 10mDCA-ORD
$80
5/28Tue
nonstopUnited Airlines
2h 05mIAD-ORD
$80
6/18Tue
1 stopFrontier
7h 12mBWI-ORD
$80
7/17Wed
1 stopFrontier
6h 20mBWI-ORD
$81
6/13Thu
nonstopAmerican Airlines
2h 14mBWI-ORD
$90
6/16Sun
1 stopSun Country Air
13h 10mIAD-ORD
$96

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Last minute flights from Maryland to O'Hare Intl

Last minute flight, train and bus deals

5/4Sat
multi-stop
5h 25mBWI-ORD
5/7Tue
multi-stop
10h 04mORD-BWI
$100
5/4Sat
multi-stopSpirit Airlines
7h 44mBWI-ORD
5/7Tue
multi-stopSpirit Airlines
19h 32mORD-BWI
$150
5/4Sat
multi-stop
5h 25mBWI-ORD
5/11Sat
multi-stop
9h 46mORD-BWI
$169
5/4Sat
multi-stopFrontier
5h 25mBWI-ORD
5/12Sun
multi-stopFrontier
5h 02mORD-BWI
$178
5/1Wed
multi-stopFrontier
8h 35mBWI-ORD
5/7Tue
multi-stopFrontier
5h 09mORD-BWI
$188
5/4Sat
nonstopAmerican Airlines
2h 18mBWI-ORD
5/10Fri
nonstopAmerican Airlines
2h 00mORD-BWI
$279
5/4Sat
multi-stopAmerican Airlines
4h 55mBWI-ORD
5/10Fri
nonstopAmerican Airlines
2h 00mORD-BWI
$287
4/30Tue
multi-stopUnited Airlines
14h 25mIAD-ORD
5/1Wed
nonstopUnited Airlines
1h 58mORD-IAD
$409
5/2Thu
multi-stopSun Country Air
8h 13mIAD-ORD
5/9Thu
multi-stopSun Country Air
15h 47mORD-IAD
$413
5/4Sat
multi-stopUnited Airlines
14h 15mDCA-ORD
5/5Sun
nonstopUnited Airlines
1h 56mORD-DCA
$418

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Flights to Chicago O'Hare Airport

Destination:

Chicago O'Hare Airport (ORD)United States

Return flight deals:

Chicago O'Hare Airport - Maryland

Cabin classes:

$661
$598
$779
$178