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.

$57 CHEAP FLIGHTS from Illinois to Baltimore

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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

Thu, Sep 24 - Sat, Sep 26

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

2h 05mnonstop

5:42 pm - 9:39 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

28h 57m1 stop Houston George Bush Intcntl

$115Frontier

Thu, Sep 17 - Mon, Sep 21

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

$116Frontier

Sat, Oct 3 - Wed, Oct 7

7:30 am - 10:30 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 00mnonstop

12:10 pm - 1:30 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

$177United Airlines

Tue, Sep 15 - Tue, Sep 22

7:30 am - 10:30 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 00mnonstop

6:05 am - 7:26 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 21mnonstop

$177United Airlines

Thu, Oct 1 - Mon, Oct 5

6:46 pm - 9:56 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 10mnonstop

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

2h 29mnonstop

$177American Airlines

Wed, Sep 16 - Wed, Sep 16

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

Sat, Sep 26 - Mon, Sep 28

9:05 am - 12:00 pmMDW Chicago Midway-BWI Baltimore/Washington

1h 55mnonstop

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

2h 00mnonstop

$177Southwest

Mon, Sep 28 - Mon, Oct 5

7:55 pm - 10:50 pmMDW Chicago Midway-BWI Baltimore/Washington

1h 55mnonstop

6:55 pm - 7:55 pmBWI Baltimore/Washington-MDW Chicago Midway

2h 00mnonstop

$177Southwest

Sat, Oct 31 - Sat, Oct 31

6:30 am - 1:06 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

5h 36m1 stop Atlanta Hartsfield-Jackson

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

3h 54m1 stop Detroit Metropolitan Wayne County

$197Delta

Wed, Sep 9 - Tue, Sep 15

11:17 am - 4:55 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

4h 38m1 stop Detroit Metropolitan Wayne County

2:03 pm - 8:56 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

7h 53m1 stop Atlanta Hartsfield-Jackson

$197Delta

Recent last minute flight deals from Illinois to Baltimore

Sat, Aug 22 - Tue, Sep 8

11:45 am - 9:31 pmMDW Chicago Midway-BWI Baltimore/Washington

8h 46m1 stop Atlanta Hartsfield-Jackson

6:28 pm - 10:47 pmBWI Baltimore/Washington-MDW Chicago Midway

5h 19m1 stop Atlanta Hartsfield-Jackson

$207Frontier

Fri, Aug 21 - Sun, Sep 6

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

2h 17mnonstop

5:08 pm - 6:39 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 31mnonstop

$236Frontier

Sat, Aug 22 - Mon, Sep 7

3:25 pm - 9:23 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

4h 58m1 stop Atlanta Hartsfield-Jackson

6:15 am - 10:42 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

5h 27m1 stop Detroit Metropolitan Wayne County

$302Delta

Sat, Aug 22 - Mon, Sep 7

9:05 am - 12:11 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 06mnonstop

7:03 am - 8:30 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 27mnonstop

$324American Airlines

Mon, Aug 24 - Mon, Sep 21

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

1h 45mnonstop

8:00 pm - 9:00 pmBWI Baltimore/Washington-MDW Chicago Midway

2h 00mnonstop

$327Southwest

Mon, Aug 24 - Mon, Sep 21

8:15 am - 12:25 pmMDW Chicago Midway-BWI Baltimore/Washington

3h 10m1 stop Pittsburgh

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

2h 00mnonstop

$333Southwest

Sat, Aug 22 - Tue, Aug 25

6:00 am - 12:11 pmPIA Greater Peoria-BWI Baltimore/Washington

5h 11m1 stop Chicago O'Hare Intl

6:25 pm - 11:59 pmBWI Baltimore/Washington-PIA Greater Peoria

6h 34m1 stop Chicago O'Hare Intl

$357American Airlines

Sat, Aug 22 - Tue, Sep 8

7:00 am - 10:09 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 09mnonstop

6:05 am - 7:25 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

$362United Airlines

Fri, Aug 21 - Mon, Aug 31

4:24 pm - 11:29 pmBMI Bloomington-Normal-BWI Baltimore/Washington

6h 05m1 stop Atlanta Hartsfield-Jackson

5:20 pm - 11:16 pmBWI Baltimore/Washington-BMI Bloomington-Normal

6h 56m1 stop Atlanta Hartsfield-Jackson

$379Delta

Sat, Aug 22 - Wed, Aug 26

10:49 am - 1:58 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 09mnonstop

1:00 pm - 2:21 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 21mnonstop

$387United Airlines

Recent direct flight deals from Illinois to Baltimore

Thu, Sep 17 - Mon, Sep 21

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

$116Frontier

Wed, Oct 28 - Thu, Nov 5

8:00 am - 11:07 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 07mnonstop

12:02 pm - 1:26 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 24mnonstop

$118Frontier

Tue, Oct 27 - Sat, Oct 31

8:00 am - 11:07 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 07mnonstop

12:02 pm - 1:26 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 24mnonstop

$118Frontier

Sat, Oct 3 - Wed, Oct 7

7:30 am - 10:30 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 00mnonstop

12:10 pm - 1:30 pmBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 20mnonstop

$177United Airlines

Tue, Sep 15 - Tue, Sep 22

7:30 am - 10:30 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 00mnonstop

6:05 am - 7:26 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 21mnonstop

$177United Airlines

Thu, Oct 1 - Mon, Oct 5

6:46 pm - 9:56 pmORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 10mnonstop

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

2h 29mnonstop

$177American Airlines

Wed, Sep 16 - Wed, Sep 16

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

Sat, Sep 26 - Mon, Sep 28

9:05 am - 12:00 pmMDW Chicago Midway-BWI Baltimore/Washington

1h 55mnonstop

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

2h 00mnonstop

$177Southwest

Mon, Sep 28 - Mon, Oct 5

7:55 pm - 10:50 pmMDW Chicago Midway-BWI Baltimore/Washington

1h 55mnonstop

6:55 pm - 7:55 pmBWI Baltimore/Washington-MDW Chicago Midway

2h 00mnonstop

$177Southwest

Thu, Oct 1 - Mon, Oct 5

7:30 am - 10:30 amORD Chicago O'Hare Intl-BWI Baltimore/Washington

2h 00mnonstop

6:25 am - 7:46 amBWI Baltimore/Washington-ORD Chicago O'Hare Intl

2h 21mnonstop

$177United Airlines

Useful Info

Low season	January
High season	October
Cheapest flight	$57

Best time to beat the crowds with an average 2% drop in price.

Most popular time to fly and prices are also 17% 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

$57 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