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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 6/4. 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
Tue 6/18
Tue 6/25

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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 11% 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

6/4Tue
1 stop
9h 40mORD-BWI
6/5Wed
1 stop
7h 09mBWI-ORD
$90
6/5Wed
nonstopFrontier
1h 48mMDW-BWI
6/7Fri
nonstopFrontier
1h 58mBWI-MDW
$96
6/4Tue
1 stopSpirit Airlines
9h 40mORD-BWI
6/6Thu
1 stopSpirit Airlines
15h 17mBWI-ORD
$96
7/10Wed
nonstopFrontier
1h 48mMDW-BWI
7/22Mon
nonstopFrontier
1h 56mBWI-MDW
$97
8/23Fri
1 stopSpirit Airlines
9h 30mORD-BWI
8/27Tue
1 stopSpirit Airlines
11h 52mBWI-ORD
$102
5/31Fri
1 stopSpirit Airlines
13h 02mORD-BWI
6/4Tue
1 stopSpirit Airlines
12h 49mBWI-ORD
$104
7/13Sat
1 stopDelta
6h 20mMDW-BWI
7/20Sat
1 stopDelta
3h 38mBWI-MDW
$176
8/2Fri
1 stopDelta
4h 50mORD-BWI
8/4Sun
1 stopDelta
3h 55mBWI-ORD
$176
6/19Wed
nonstopAmerican Airlines
2h 03mORD-BWI
6/24Mon
nonstopAmerican Airlines
2h 14mBWI-ORD
$177
7/2Tue
nonstopAmerican Airlines
2h 03mORD-BWI
7/6Sat
1 stopAmerican Airlines
4h 44mBWI-ORD
$195

Search by stops

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Recent one-way flight deals

6/4Tue
1 stopSpirit Airlines
9h 40mORD-BWI
$34
8/7Wed
nonstopFrontier
1h 48mMDW-BWI
$40
8/6Tue
nonstopAmerican Airlines
2h 08mORD-BWI
$85
8/6Tue
1 stopDelta
5h 58mMDW-BWI
$88
8/17Sat
1 stopDelta
4h 58mORD-BWI
$88
6/8Sat
nonstopAmerican Airlines
2h 03mORD-BWI
$89
6/10Mon
1 stop
28h 04mSPI-BWI
$109
6/20Thu
nonstopUnited Airlines
2h 05mORD-BWI
$115
6/15Sat
nonstopUnited Airlines
2h 02mORD-BWI
$124
5/29Wed
2 stops
24h 20mSTL-BWI
$132

Search by stops

Search by airline

Search by price

Last minute flights from Illinois to Baltimore

Last minute flight, train and bus deals

5/23Thu
multi-stopFrontier
11h 27mSTL-BWI
5/25Sat
multi-stopFrontier
11h 27mBWI-STL
$183
5/24Fri
nonstopFrontier
1h 50mMDW-BWI
6/3Mon
nonstopFrontier
1h 59mBWI-MDW
$185
5/22Wed
multi-stop
10h 42mORD-BWI
5/29Wed
multi-stop
6h 30mBWI-ORD
$196
5/23Thu
multi-stop
26h 33mORD-BWI
5/28Tue
multi-stop
6h 04mBWI-ORD
$202
5/23Thu
multi-stopSpirit Airlines
24h 22mORD-BWI
6/4Tue
multi-stopSpirit Airlines
6h 04mBWI-ORD
$230
5/23Thu
multi-stopSpirit Airlines
24h 22mORD-BWI
6/3Mon
multi-stopSpirit Airlines
12h 43mBWI-ORD
$231
5/21Tue
nonstopUnited Airlines
1h 59mORD-BWI
6/1Sat
nonstopUnited Airlines
2h 11mBWI-ORD
$333
5/22Wed
multi-stopAmerican Airlines
4h 01mORD-BWI
6/5Wed
nonstopAmerican Airlines
2h 18mBWI-ORD
$341
5/22Wed
nonstopAmerican Airlines
2h 00mORD-BWI
5/29Wed
nonstopAmerican Airlines
2h 18mBWI-ORD
$363
5/21Tue
nonstopUnited Airlines
1h 56mORD-BWI
5/27Mon
nonstopUnited Airlines
2h 11mBWI-ORD
$453

Search by stops

Search by airline

Search by price