BWI

$63 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 5/13. 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
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Illinois to Baltimore

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Illinois to Baltimore that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Illinois to Baltimore

Tue, May 26 - Mon, Jun 1
Frontier Logo
6:33 pm - 7:43 am
STL
-
BWI
12h 10m
1 stop
Frontier Logo
9:23 pm - 5:33 pm
BWI
-
STL
21h 10m
1 stop
$121Frontier
Tue, Jun 16 - Mon, Jun 22
Frontier Logo
6:31 pm - 7:35 am
STL
-
BWI
12h 04m
1 stop
Frontier Logo
9:32 pm - 5:30 pm
BWI
-
STL
20h 58m
1 stop
$124Frontier
Mon, Jun 1 - Mon, Jun 8
Frontier Logo
5:27 pm - 7:43 am
STL
-
BWI
13h 16m
1 stop
Frontier Logo
7:23 pm - 5:30 pm
BWI
-
STL
23h 07m
1 stop
$125Frontier
Thu, May 7 - Sun, May 10
Delta Logo
6:23 am - 12:53 pm
MDW
-
BWI
5h 30m
1 stop
Delta Logo
6:10 am - 8:43 am
BWI
-
MDW
3h 33m
1 stop
$167Delta
Fri, Jun 5 - Mon, Jun 8
Delta Logo
7:07 am - 12:53 pm
ORD
-
BWI
4h 46m
1 stop
Delta Logo
5:32 pm - 8:31 pm
BWI
-
ORD
3h 59m
1 stop
$167Delta
Thu, May 7 - Sun, May 10
Multiple Airlines Logo
7:30 am - 10:37 am
ORD
-
BWI
2h 07mnonstop
Multiple Airlines Logo
9:49 pm - 7:55 am
BWI
-
ORD
35h 06m
2 stops
$173Multiple Airlines
Wed, Jun 17 - Tue, Jun 23
Southwest Logo
5:30 pm - 8:25 pm
MDW
-
BWI
1h 55mnonstop
Southwest Logo
2:30 pm - 5:00 pm
BWI
-
MDW
3h 30m
1 stop
$183Southwest
Wed, Jul 29 - Wed, Aug 5
American Airlines Logo
9:51 am - 3:03 pm
PIA
-
BWI
4h 12m
1 stop
American Airlines Logo
7:24 pm - 10:59 pm
BWI
-
PIA
4h 35m
1 stop
$261American Airlines
Wed, May 13 - Fri, May 15
Multiple Airlines Logo
7:31 pm - 12:38 pm
SPI
-
BWI
16h 07m
1 stop
Multiple Airlines Logo
4:46 pm - 7:41 pm
BWI
-
SPI
27h 55m
2 stops
$271Multiple Airlines
Tue, May 19 - Wed, May 27
American Airlines Logo
7:04 pm - 12:06 am
PIA
-
BWI
4h 02m
1 stop
American Airlines Logo
8:10 pm - 11:58 pm
BWI
-
PIA
4h 48m
1 stop
$276American Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$63
Best time to beat the crowds but there is an average 3% increase in price.
Most popular time to fly and prices are also 7% lower on average.
Flight from St. Louis 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.

Everything you need to know for your flight to Baltimore

Information on the airport you'll fly into in Baltimore

Baltimore (BWI)