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.

$56 CHEAP FLIGHTS from Illinois to Baltimore

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Flight Deals

Cheap Flights from Illinois to Baltimore

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Illinois to Baltimore

Wed, Sep 23 - Wed, Sep 30

2:29 pm - 9:30 pmSTL Lambert-St Louis-BWI Baltimore/Washington

6h 01m1 stop Atlanta Hartsfield-Jackson

6:38 am - 1:10 pmBWI Baltimore/Washington-STL Lambert-St Louis

7h 32m1 stop Atlanta Hartsfield-Jackson

$106Frontier

Thu, Oct 1 - Mon, Oct 5

10:26 am - 4:46 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

5h 20m1 stop Atlanta Hartsfield-Jackson

10:20 am - 11:40 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

$113Frontier

Thu, Oct 1 - Mon, Oct 5

7:25 am - 10:10 amMDW Chicago Midway-BWI Baltimore/Washington

1h 45mnonstop

9:00 pm - 10:00 pmBWI Baltimore/Washington-MDW Chicago Midway

2h 00mnonstop

$177Southwest

Thu, Sep 24 - Mon, Sep 28

9:00 am - 11:55 amMDW Chicago Midway-BWI Baltimore/Washington

1h 55mnonstop

6:30 am - 7:30 amBWI Baltimore/Washington-MDW Chicago Midway

2h 00mnonstop

$177Southwest

Thu, Oct 15 - Sat, Oct 17

3:00 pm - 6:13 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 13mnonstop

11:55 am - 1:15 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

$177United Airlines

Thu, Oct 15 - Mon, Oct 19

7:45 pm - 10:59 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 14mnonstop

5:29 pm - 6:49 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

$177United Airlines

Sat, Sep 12 - Tue, Sep 15

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

2h 09mnonstop

2:08 pm - 3:29 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 21mnonstop

$177American Airlines

Tue, Oct 6 - Tue, Oct 6

7:59 am - 11:01 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 02mnonstop

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

2h 29mnonstop

$177American Airlines

Thu, Nov 5 - Mon, Nov 9

11:39 am - 5:27 pmMDW Chicago Midway-BWI Baltimore/Washington

4h 48m1 stop Atlanta Hartsfield-Jackson

6:00 am - 9:42 amBWI Baltimore/Washington-MDW Chicago Midway

4h 42m1 stop Detroit Metropolitan Wayne County

$197Delta

Sat, Oct 10 - Tue, Oct 13

9:29 am - 4:51 pmMDW Chicago Midway-BWI Baltimore/Washington

6h 22m1 stop Detroit Metropolitan Wayne County

6:10 am - 9:17 amBWI Baltimore/Washington-MDW Chicago Midway

4h 07m1 stop Detroit Metropolitan Wayne County

$197Delta

Recent last minute flight deals from Illinois to Baltimore

Fri, Aug 28 - Tue, Sep 29

2:25 pm - 5:42 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 17mnonstop

9:27 am - 10:59 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

14h 32m1 stop Orlando

$216Frontier

Mon, Aug 31 - Tue, Sep 15

2:25 pm - 5:42 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 17mnonstop

5:42 pm - 2:17 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

21h 35m1 stop Houston George Bush Intcntl

$231Frontier

Fri, Aug 28 - Tue, Sep 29

10:30 am - 1:15 pmMDW Chicago Midway-BWI Baltimore/Washington

1h 45mnonstop

5:45 pm - 6:45 pmBWI Baltimore/Washington-MDW Chicago Midway

2h 00mnonstop

$315Southwest

Mon, Aug 31 - Tue, Sep 15

8:58 pm - 11:58 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 00mnonstop

6:00 am - 7:29 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 29mnonstop

$315American Airlines

Fri, Aug 28 - Tue, Sep 29

8:58 pm - 11:58 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 00mnonstop

6:00 am - 7:29 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 29mnonstop

$315American Airlines

Fri, Aug 28 - Tue, Sep 29

12:45 pm - 5:10 pmMDW Chicago Midway-BWI Baltimore/Washington

3h 25m1 stop Buffalo

5:45 pm - 6:45 pmBWI Baltimore/Washington-MDW Chicago Midway

2h 00mnonstop

$321Southwest

Sat, Aug 29 - Mon, Aug 31

8:29 am - 1:58 pmPIA Greater Peoria-BWI Baltimore/Washington

4h 29m1 stop Chicago O'Hare Intl

5:40 pm - 10:43 pmBWI Baltimore/Washington-PIA Greater Peoria

6h 03m1 stop Chicago O'Hare Intl

$389United Airlines

Fri, Aug 28 - Sun, Aug 30

12:09 pm - 6:35 pmBMI Bloomington-Normal-BWI Baltimore/Washington

5h 26m1 stop Atlanta Hartsfield-Jackson

6:00 am - 11:27 amBWI Baltimore/Washington-BMI Bloomington-Normal

6h 27m1 stop Atlanta Hartsfield-Jackson

$409Delta

Sat, Aug 29 - Sun, Aug 30

3:23 pm - 6:30 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 07mnonstop

10:25 am - 11:45 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

$420United Airlines

Thu, Aug 27 - Tue, Sep 1

11:22 am - 4:49 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

4h 27m1 stop Detroit Metropolitan Wayne County

5:36 pm - 8:30 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

3h 54m1 stop Detroit Metropolitan Wayne County

$440Delta

Recent direct flight deals from Illinois to Baltimore

Sat, Sep 19 - Mon, Sep 21

12:56 pm - 4:08 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 12mnonstop

10:20 am - 11:40 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

$115Frontier

Sat, Sep 19 - Mon, Sep 21

12:56 pm - 4:08 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 12mnonstop

10:20 am - 11:40 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

$116Frontier

Thu, Sep 17 - Thu, Sep 24

6:20 am - 9:25 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 05mnonstop

10:20 am - 11:40 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

$117Frontier

Thu, Oct 15 - Sat, Oct 17

3:00 pm - 6:13 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 13mnonstop

11:55 am - 1:15 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

$177United Airlines

Thu, Oct 15 - Mon, Oct 19

7:45 pm - 10:59 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 14mnonstop

5:29 pm - 6:49 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

$177United Airlines

Sat, Sep 12 - Tue, Sep 15

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

2h 09mnonstop

2:08 pm - 3:29 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 21mnonstop

$177American Airlines

Tue, Oct 6 - Tue, Oct 6

7:59 am - 11:01 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 02mnonstop

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

2h 29mnonstop

$177American Airlines

Thu, Oct 1 - Mon, Oct 5

7:25 am - 10:10 amMDW Chicago Midway-BWI Baltimore/Washington

1h 45mnonstop

9:00 pm - 10:00 pmBWI Baltimore/Washington-MDW Chicago Midway

2h 00mnonstop

$177Southwest

Thu, Sep 24 - Mon, Sep 28

9:00 am - 11:55 amMDW Chicago Midway-BWI Baltimore/Washington

1h 55mnonstop

6:30 am - 7:30 amBWI Baltimore/Washington-MDW Chicago Midway

2h 00mnonstop

$177Southwest

Thu, Oct 29 - Mon, Nov 2

6:29 pm - 9:42 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 13mnonstop

12:34 pm - 1:54 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

$177United Airlines

Useful Info

Low season	January
High season	October
Cheapest flight	$56

Most popular time to fly and prices are also 20% lower on average.

Flight from St. Louis 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.

Everything you need to know for your flight to Baltimore

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Baltimore

Baltimore (BWI)

BWI

$56 Find Cheap Flights from Illinois to Baltimore - Compare and Save

Cheap Flights from Illinois to Baltimore

Recent round-trip flight deals from Illinois to Baltimore

Recent one-way flight deals from Illinois to Baltimore

Recent last minute flight deals from Illinois to Baltimore

Recent direct flight deals from Illinois to Baltimore

Good to know

Low season

High season

Cheapest flight

FAQs for booking flights from Illinois to Baltimore

Everything you need to know for your flight to Baltimore

Information on the airport you'll fly into in Baltimore

Cabin class types available on flights to Illinois

Complete your trip to Baltimore with a hotel stay or car rental

Find direct flights for Baltimore

Flights to other popular destinations

Flights from domestic origins to Baltimore

Choose which airport to fly into in Baltimore

Find deals for your return flight