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Cheap flights from Illinois to Washington, D.C. from $61

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Washington, D.C. departing on 1/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Illinois to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
4:20 pm - 7:22 pm
ORD
-
BWI
2h 02mnonstop
Frontier Logo
8:17 pm - 9:41 pm
BWI
-
ORD
2h 24mnonstop
$83Frontier
Thu, Jan 8 - Sun, Jan 11
Frontier Logo
1:44 pm - 4:51 pm
ORD
-
BWI
2h 07mnonstop
Frontier Logo
8:17 pm - 9:41 pm
BWI
-
ORD
2h 24mnonstop
$90Frontier
Mon, Jan 5 - Mon, Jan 12
Multiple Airlines Logo
5:15 am - 7:03 pm
ORD
-
BWI
12h 48m1 stop
Multiple Airlines Logo
8:17 pm - 9:41 pm
BWI
-
ORD
2h 24mnonstop
$97Multiple Airlines
Thu, Jan 8 - Mon, Jan 12
Multiple Airlines Logo
8:10 am - 11:10 am
ORD
-
BWI
2h 00mnonstop
Multiple Airlines Logo
11:30 am - 5:52 pm
BWI
-
ORD
7h 22m1 stop
$99Multiple Airlines
Thu, Jan 22 - Tue, Jan 27
Southwest Logo
1:15 pm - 4:00 pm
MDW
-
BWI
1h 45mnonstop
Southwest Logo
7:40 am - 9:00 am
BWI
-
MDW
2h 20mnonstop
$139Southwest
Wed, Jan 14 - Mon, Jan 19
Southwest Logo
6:50 am - 9:45 am
MDW
-
BWI
1h 55mnonstop
Southwest Logo
7:45 am - 9:05 am
BWI
-
MDW
2h 20mnonstop
$149Southwest
Thu, Jan 8 - Mon, Jan 12
Delta Logo
5:51 am - 11:54 am
MLI
-
BWI
5h 03m1 stop
Delta Logo
4:45 pm - 10:33 pm
BWI
-
MLI
6h 48m1 stop
$230Delta
Tue, Jan 13 - Sun, Jan 18
Delta Logo
5:51 am - 11:55 am
MLI
-
BWI
5h 04m1 stop
Delta Logo
4:45 pm - 10:33 pm
BWI
-
MLI
6h 48m1 stop
$239Delta
Thu, Jan 8 - Sun, Jan 18
United Airlines Logo
6:30 am - 2:11 pm
PIA
-
BWI
6h 41m1 stop
United Airlines Logo
10:05 am - 2:23 pm
BWI
-
PIA
5h 18m1 stop
$250United Airlines
Tue, Jan 13 - Tue, Jan 20
United Airlines Logo
1:24 pm - 9:21 pm
PIA
-
BWI
6h 57m1 stop
United Airlines Logo
5:18 pm - 9:39 pm
BWI
-
PIA
5h 21m1 stop
$320United Airlines
Sat, Jan 17 - Wed, Jan 21

Delta flights from Illinois to Baltimore

Our best Delta deals on Illinois to Baltimore flight tickets
Delta
Jan 14
MDW6:14 pmChicago Midway
3h 51m
1 stop
BWI11:05 pmBaltimore/Washington
Jan 19
BWI6:00 amBaltimore/Washington
3h 52m
1 stop
MDW8:52 amChicago Midway
$177
Find similar
Delta
Jan 10
MDW11:21 amChicago Midway
5h 25m
1 stop
BWI5:46 pmBaltimore/Washington
Jan 19
BWI6:00 amBaltimore/Washington
3h 52m
1 stop
MDW8:52 amChicago Midway
$178
Find similar
Delta
Jan 8
MDW9:32 amChicago Midway
6h 06m
1 stop
BWI4:38 pmBaltimore/Washington
Jan 12
BWI12:00 pmBaltimore/Washington
6h 34m
1 stop
MDW5:34 pmChicago Midway
$179
Find similar

Southwest flights from Illinois to Baltimore

Our best Southwest deals on Illinois to Baltimore flight tickets
Southwest
Jan 14
MDW1:15 pmChicago Midway
1h 45m
BWI4:00 pmBaltimore/Washington
Jan 19
BWI7:40 amBaltimore/Washington
2h 20m
MDW9:00 amChicago Midway
$139
Find similar
Southwest
Jan 8
MDW9:50 amChicago Midway
1h 50m
BWI12:40 pmBaltimore/Washington
Jan 12
BWI5:50 pmBaltimore/Washington
2h 10m
MDW7:00 pmChicago Midway
$149
Find similar
Southwest
Jan 16
MDW1:25 pmChicago Midway
1h 45m
BWI4:10 pmBaltimore/Washington
Jan 20
BWI10:25 amBaltimore/Washington
2h 10m
MDW11:35 amChicago Midway
$158
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Baltimore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from Illinois to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 1/8

4:20 pm-7:22 pm

Nonstop2h 02m

Baltimore/Washington

Sun 1/11

8:17 pm-9:41 pm

Nonstop2h 24m

$83

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Mon 1/5

1:44 pm-4:51 pm

Nonstop2h 07m

Baltimore/Washington

Mon 1/12

8:17 pm-9:41 pm

Nonstop2h 24m

$90

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 1/8

5:15 am-7:03 pm

1 stop12h 48m

Baltimore/Washington

Mon 1/12

8:17 pm-9:41 pm

Nonstop2h 24m

$97

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 1/22

8:10 am-11:10 am

Nonstop2h 00m

Baltimore/Washington

Tue 1/27

11:30 am-5:52 pm

1 stop7h 22m

$99

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

Wed 1/14

1:15 pm-4:00 pm

Nonstop1h 45m

Baltimore/Washington

Mon 1/19

7:40 am-9:00 am

Nonstop2h 20m

$139

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

Thu 1/8

6:50 am-9:45 am

Nonstop1h 55m

Baltimore/Washington

Mon 1/12

7:45 am-9:05 am

Nonstop2h 20m

$149

MolineBaltimore

MLI - BWI

MLIBWI

Moline Quad-City

Tue 1/13

5:51 am-11:54 am

1 stop5h 03m

Baltimore/Washington

Sun 1/18

4:45 pm-10:33 pm

1 stop6h 48m

$230

MolineBaltimore

MLI - BWI

MLIBWI

Moline Quad-City

Thu 1/8

5:51 am-11:55 am

1 stop5h 04m

Baltimore/Washington

Sun 1/18

4:45 pm-10:33 pm

1 stop6h 48m

$239

PeoriaBaltimore

PIA - BWI

PIABWI

Greater Peoria

Tue 1/13

6:30 am-2:11 pm

1 stop6h 41m

Baltimore/Washington

Tue 1/20

10:05 am-2:23 pm

1 stop5h 18m

$250

PeoriaBaltimore

PIA - BWI

PIABWI

Greater Peoria

Sat 1/17

1:24 pm-9:21 pm

1 stop6h 57m

Baltimore/Washington

Wed 1/21

5:18 pm-9:39 pm

1 stop5h 21m

$320

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Illinois to Baltimore

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

What is the cheapest month to fly to Baltimore?

If you’re not able to fly to Baltimore in September, then August is your next best option. Flight prices from Illinois to Baltimore during August average around $187.

What is the cheapest day to depart on your flight to Baltimore?

The cheapest day to depart from Illinois to Baltimore is on a Friday. Travelers who choose to depart for Baltimore on a Friday will often find tickets for as low as $205. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $307. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.

What is the cheapest time of day to depart on your flight to Baltimore?

Flying to Baltimore from Illinois at noon is the least expensive time of day to depart. momondo users have found prices as low as $218 when looking at flights departing at noon. Flights in the evening are often more expensive with an average ticket price of $289.

What is the cheapest Illinois to Baltimore/Washington flight route?

Fly from Chicago Midway to Baltimore/Washington for the best Illinois - Baltimore/Washington flight prices

How far in advance should I book a flight to Baltimore?

You are more likely to see cheaper flights to Baltimore from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $246 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from Illinois for as low as $157 on momondo.

What cabin class options are available on Illinois to Baltimore/Washington flights?

There are 4 cabin classes available to choose from on Illinois to Baltimore/Washington 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 Illinois to Baltimore flights?

No. A direct flight is the cheapest option for a flight between Illinois to Baltimore.

Cheap Illinois to Baltimore flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Baltimore

Best Price Found

$95

Fastest flight time

1h 45m

Direct flights

Every day

Airports in Baltimore

1 airport
The best one-way flight to Baltimore from Illinois in the past 72 hours is $95. The best round-trip flight deal from Illinois to Baltimore found on momondo in the last 72 hours is $151.
The fastest flight from Illinois to Baltimore takes 1h 45m
Direct flights go from Illinois to Baltimore every day.
There is 1 airport in Baltimore. From Illinois there are direct flights to Baltimore/Washington (BWI).
Search flight deals

  • When did momondo last update prices for flights from Illinois to Baltimore/Washington Airport?

    Prices for flights from Illinois to Baltimore/Washington Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Illinois to Baltimore/Washington Airport?

  • How old do you have to be to fly from Illinois to Baltimore/Washington Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Baltimore/Washington Airport.

  • What documentation or ID do you need to fly to Baltimore/Washington Airport?

    The travel and health documents you'll need for your trip to Baltimore/Washington Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Baltimore/Washington Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Illinois to Baltimore?

Best airlines flying from Illinois to Baltimore

Compare and see reviews for airlines that fly from Illinois to Baltimore with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $45Free CancellationRating
6.3
8,187 reviews
Search Spirit Airlines flights
FrontierPriceFrom $58Free CancellationRating
5.8
3,080 reviews
Search Frontier flights
United AirlinesPriceFrom $142Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights
American AirlinesPriceFrom $149Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights
SouthwestPriceFrom $157Free CancellationRating
7.9
4,249 reviews
Search Southwest flights
DeltaPriceFrom $183Free CancellationRating
7.9
8,008 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Baltimore?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Baltimore for you.

Can I find flights from Illinois to Baltimore with flexible booking policies on momondo?

Yes. All flights to Baltimore from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Illinois to Baltimore?

Once you have performed a search for Illinois to Baltimore flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Baltimore from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Baltimore trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Wed 1/14
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