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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

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. Visit our flight page for the latest deals!>/a>

$63 CHEAP FLIGHTS from Illinois to Baltimore

BWI

KAYAK searches hundreds of travel sites at once for deals on flights 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

Tue, Jun 23 - Tue, Jun 30

6:31 pm - 7:35 am

STL

BWI

12h 04m

1 stop

8:31 am - 5:30 pm

BWI

STL

9h 59m

1 stop

$125Frontier

Tue, Jun 16 - Tue, Jun 23

6:31 pm - 7:35 am

STL

BWI

12h 04m

1 stop

6:28 am - 5:30 pm

BWI

STL

12h 02m

1 stop

$126Frontier

Tue, Jun 16 - Tue, Jun 23

5:11 pm - 12:40 am

MDW

BWI

6h 29m

1 stop

5:40 am - 10:09 am

BWI

MDW

5h 29m

1 stop

$217Delta

Tue, Jun 9 - Wed, Jun 10

5:22 pm - 11:18 pm

ORD

BWI

4h 56m

1 stop

12:32 pm - 6:29 pm

BWI

ORD

6h 57m

1 stop

$217Delta

Tue, Jun 9 - Wed, Jun 17

7:25 am - 10:15 am

MDW

BWI

1h 50mnonstop

8:30 pm - 9:35 pm

BWI

MDW

2h 05mnonstop

$220Southwest

Tue, Jun 9 - Wed, Jun 10

6:50 am - 9:57 am

ORD

BWI

2h 07mnonstop

6:03 am - 7:30 am

BWI

ORD

2h 27mnonstop

$220American Airlines

Tue, Aug 11 - Thu, Aug 13

6:52 pm - 9:59 pm

ORD

BWI

2h 07mnonstop

8:19 pm - 11:59 pm

BWI

ORD

4h 40m

1 stop

$221American Airlines

Sat, Sep 12 - Tue, Sep 15

7:45 am - 12:35 pm

MDW

BWI

3h 50m

1 stop

11:20 am - 1:50 pm

BWI

MDW

3h 30m

1 stop

$222Southwest

Fri, Jun 12 - Mon, Jun 15

6:30 pm - 12:33 am

MLI

BWI

5h 03m

1 stop

7:05 pm - 11:16 pm

BWI

MLI

5h 11m

1 stop

$309United Airlines

Fri, Jun 12 - Sun, Jun 14

5:35 pm - 12:33 am

PIA

BWI

5h 58m

1 stop

8:25 am - 1:57 pm

BWI

PIA

6h 32m

1 stop

$336United Airlines

Useful Info

Low season	January
High season	May
Cheapest flight	$63

Best time to beat the crowds but there is an average 1% increase in price.

Most popular time to fly with an average 5% increase in price.

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

$63 Find Cheap Flights from Illinois to Baltimore

KAYAK searches hundreds of travel sites at once for deals on flights to Baltimore

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

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.

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