BWI

$65 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 3/31. 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

Thu, Apr 2 - Mon, Apr 6
Frontier Logo
1:19 pm - 4:24 pm
ORD
-
BWI
2h 05mnonstop
Frontier Logo
3:44 pm - 5:07 pm
BWI
-
ORD
2h 23mnonstop
$107Frontier
Thu, Apr 2 - Mon, Apr 6
Frontier Logo
1:19 pm - 4:24 pm
ORD
-
BWI
2h 05mnonstop
Frontier Logo
3:44 pm - 5:07 pm
BWI
-
ORD
2h 23mnonstop
$109Frontier
Fri, May 15 - Mon, May 18
Southwest Logo
9:15 pm - 12:05 am
MDW
-
BWI
1h 50mnonstop
Southwest Logo
6:05 am - 7:10 am
BWI
-
MDW
2h 05mnonstop
$162Southwest
Tue, Apr 14 - Thu, Apr 16
Southwest Logo
7:00 am - 9:50 am
MDW
-
BWI
1h 50mnonstop
Southwest Logo
6:05 am - 7:10 am
BWI
-
MDW
2h 05mnonstop
$163Southwest
Wed, Mar 18 - Mon, Mar 23
Multiple Airlines Logo
11:32 am - 12:41 am
STL
-
BWI
12h 09m
1 stop
Multiple Airlines Logo
4:05 pm - 10:32 am
BWI
-
STL
19h 27m
2 stops
$184Multiple Airlines
Sat, May 2 - Tue, May 5
Multiple Airlines Logo
10:06 am - 8:51 pm
SPI
-
BWI
9h 45m
1 stop
Multiple Airlines Logo
5:35 pm - 6:51 pm
BWI
-
SPI
26h 16m
1 stop
$198Multiple Airlines
Tue, Apr 14 - Wed, Apr 15
Delta Logo
5:11 pm - 12:38 am
MLI
-
BWI
6h 27m
1 stop
Delta Logo
11:51 am - 4:28 pm
BWI
-
MLI
5h 37m
1 stop
$251Delta
Thu, Mar 19 - Tue, Mar 24
American Airlines Logo
3:31 pm - 10:59 pm
MLI
-
BWI
6h 28m
1 stop
American Airlines Logo
8:00 am - 12:11 pm
BWI
-
MLI
5h 11m
1 stop
$260American Airlines
Sat, Mar 14 - Thu, Mar 19
American Airlines Logo
6:27 pm - 11:59 pm
PIA
-
BWI
4h 32m
1 stop
American Airlines Logo
7:54 pm - 11:56 pm
BWI
-
PIA
5h 02m
1 stop
$274American Airlines
Fri, Jul 3 - Mon, Jul 6
Delta Logo
11:00 am - 5:06 pm
MLI
-
BWI
5h 06m
1 stop
Delta Logo
6:00 am - 10:26 am
BWI
-
MLI
5h 26m
1 stop
$294Delta
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$65
Best time to beat the crowds but there is an average 7% increase in price.
Most popular time to fly and prices are also 8% 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)