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$34 Find cheap flights from Illinois to Baltimore

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Baltimore departing on 9/10. 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
Mon 7/1
Mon 7/8

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In the last 7 days travelers have searched 42,787,818 times on KAYAK, and here is why:

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Good to know

Low season

January

High season

May

Cheapest flight

$34
Best time to beat the crowds with an average 8% drop in price.
Most popular time to fly and prices are also 8% lower on average.
Flight from Chicago O'Hare Airport to Baltimore

FAQs for booking flights from Illinois to Baltimore

  • How does KAYAK find such low prices on flights from Illinois to Baltimore?

    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 Illinois to Baltimore.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Illinois to Baltimore?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Baltimore from Illinois 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 Illinois to Baltimore?

    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 Baltimore with an airline and back to Illinois with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Illinois to Baltimore?

    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 Baltimore from Illinois 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 Illinois to Baltimore?

Find which airlines fly direct from Illinois to Baltimore/Washington, which days they fly and book direct flights.

Nonstop departures

Illinois to Baltimore/Washington

Monday

ANA, Aer Lingus, Aeromexico, +37 more

ANA, Aer Lingus, +38 more

Tuesday

ANA, Aer Lingus, Aeromexico, +35 more

ANA, Aer Lingus, +36 more

Wednesday

ANA, Aer Lingus, Aeromexico, +34 more

ANA, Aer Lingus, +35 more

Thursday

ANA, Aer Lingus, Aeromexico, +37 more

ANA, Aer Lingus, +38 more

Friday

ANA, Aer Lingus, Aeromexico, +35 more

ANA, Aer Lingus, +36 more

Saturday

ANA, Aer Lingus, Aeromexico, +36 more

ANA, Aer Lingus, +37 more

Sunday

ANA, Aer Lingus, Aeromexico, +37 more

ANA, Aer Lingus, +38 more

See more direct flights

Nonstop returns

Baltimore/Washington to Illinois

Monday

ANA, Aer Lingus, Aeromexico, +37 more

ANA, Aer Lingus, +38 more

Tuesday

ANA, Aer Lingus, Aeromexico, +35 more

ANA, Aer Lingus, +36 more

Wednesday

ANA, Aer Lingus, Aeromexico, +34 more

ANA, Aer Lingus, +35 more

Thursday

ANA, Aer Lingus, Aeromexico, +37 more

ANA, Aer Lingus, +38 more

Friday

ANA, Aer Lingus, Aeromexico, +35 more

ANA, Aer Lingus, +36 more

Saturday

ANA, Aer Lingus, Aeromexico, +36 more

ANA, Aer Lingus, +37 more

Sunday

ANA, Aer Lingus, Aeromexico, +37 more

ANA, Aer Lingus, +38 more

See more direct flights
See more direct flights

Book cheap flights from Illinois to Baltimore

Recent round-trip flight deals

9/6Fri
1 stopSpirit Airlines
9h 30mORD-BWI
9/10Tue
1 stopSpirit Airlines
11h 52mBWI-ORD
$97
6/28Fri
nonstopFrontier
1h 48mMDW-BWI
7/5Fri
nonstopFrontier
1h 56mBWI-MDW
$98
8/20Tue
1 stop
6h 05mORD-BWI
8/28Wed
1 stop
6h 57mBWI-ORD
$103
8/24Sat
nonstopAmerican Airlines
1h 55mORD-BWI
8/28Wed
nonstopAmerican Airlines
2h 16mBWI-ORD
$117
8/17Sat
nonstopAmerican Airlines
1h 52mORD-BWI
8/20Tue
nonstopAmerican Airlines
2h 16mBWI-ORD
$118
9/13Fri
1 stop
9h 30mORD-BWI
9/17Tue
1 stop
9h 38mBWI-ORD
$126
8/2Fri
1 stopDelta
7h 37mMDW-BWI
8/4Sun
1 stopDelta
3h 38mBWI-MDW
$176
8/2Fri
1 stopDelta
4h 50mORD-BWI
8/4Sun
1 stopDelta
4h 11mBWI-ORD
$176
6/25Tue
nonstopUnited Airlines
2h 02mORD-BWI
7/2Tue
nonstopUnited Airlines
2h 11mBWI-ORD
$213
7/5Fri
nonstopUnited Airlines
1h 54mORD-BWI
7/15Mon
nonstopUnited Airlines
2h 11mBWI-ORD
$227

Search by stops

Search by airline

Search by price

Recent one-way flight deals

9/10Tue
1 stopSpirit Airlines
9h 30mORD-BWI
$34
6/11Tue
1 stopSpirit Airlines
10h 05mORD-BWI
$39
7/3Wed
nonstopFrontier
1h 48mMDW-BWI
$47
7/20Sat
nonstopFrontier
1h 49mMDW-BWI
$48
7/2Tue
nonstopAmerican Airlines
2h 03mORD-BWI
$59
7/31Wed
nonstopUnited Airlines
1h 54mORD-BWI
$79
7/20Sat
1 stopDelta
4h 35mMDW-BWI
$88
8/9Fri
1 stopDelta
4h 50mORD-BWI
$88
7/1Mon
nonstopUnited Airlines
1h 54mORD-BWI
$94
6/15Sat
nonstopAmerican Airlines
2h 03mORD-BWI
$109

Search by stops

Search by airline

Search by price

Last minute flights from Illinois to Baltimore

Last minute flight, train and bus deals

6/4Tue
multi-stopFrontier
10h 05mORD-BWI
6/11Tue
multi-stopFrontier
7h 12mBWI-ORD
$149
6/5Wed
multi-stopFrontier
7h 35mMDW-BWI
6/10Mon
nonstopFrontier
1h 58mBWI-MDW
$158
6/4Tue
multi-stop
10h 05mORD-BWI
6/11Tue
multi-stop
12h 25mBWI-ORD
$160
6/5Wed
multi-stop
6h 08mORD-BWI
6/10Mon
multi-stop
10h 40mBWI-ORD
$178
6/6Thu
multi-stopSpirit Airlines
9h 18mORD-BWI
6/10Mon
multi-stopSpirit Airlines
12h 16mBWI-ORD
$224
6/6Thu
multi-stopSpirit Airlines
26h 40mORD-BWI
6/10Mon
multi-stopSpirit Airlines
10h 40mBWI-ORD
$249
6/5Wed
multi-stopAmerican Airlines
5h 00mMLI-BWI
6/8Sat
multi-stopAmerican Airlines
8h 27mBWI-MLI
$295
6/5Wed
nonstopAmerican Airlines
2h 09mORD-BWI
6/12Wed
nonstopAmerican Airlines
2h 14mBWI-ORD
$373
6/5Wed
nonstopUnited Airlines
2h 02mORD-BWI
6/12Wed
nonstopUnited Airlines
2h 12mBWI-ORD
$443
6/2Sun
nonstopUnited Airlines
2h 05mORD-BWI
6/15Sat
nonstopUnited Airlines
2h 11mBWI-ORD
$479

Search by stops

Search by airline

Search by price