BWI

$56 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 3/2. 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

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

Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Everything you should know

Cheapest round-trip
$87
Overall average: $224
Frontier
Sun 3/1Thu 3/5
ORD - BWI • Non-stop
Cheapest one-way
$56
Typical prices: $148-$358
Spirit Airlines
Mon 3/2
ORD - BWI • 1 stop
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Baltimore!
Flight Deals
Useful Info
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

Sun, Mar 1 - Thu, Mar 5
Frontier Logo
6:05 pm - 9:14 pm
ORD
-
BWI
2h 09mnonstop
Frontier Logo
9:19 am - 10:46 am
BWI
-
ORD
2h 27mnonstop
$87Frontier
Wed, Feb 25 - Wed, Mar 4
Spirit Airlines Logo
8:16 pm - 9:06 am
ORD
-
BWI
11h 50m
1 stop
Spirit Airlines Logo
12:30 pm - 11:47 pm
BWI
-
ORD
12h 17m
1 stop
$90Spirit Airlines
Thu, Feb 26 - Fri, Feb 27
Frontier Logo
5:15 am - 8:24 am
ORD
-
BWI
2h 09mnonstop
Frontier Logo
6:08 pm - 10:51 am
BWI
-
ORD
17h 43m
1 stop
$91Frontier
Thu, Feb 19 - Thu, Feb 26
Multiple Airlines Logo
3:15 pm - 6:24 pm
ORD
-
BWI
2h 09mnonstop
Multiple Airlines Logo
12:30 pm - 9:13 pm
BWI
-
ORD
9h 43m
1 stop
$95Multiple Airlines
Wed, Feb 25 - Wed, Mar 4
Multiple Airlines Logo
8:17 pm - 5:13 pm
STL
-
BWI
19h 56m
1 stop
Multiple Airlines Logo
11:30 am - 10:27 pm
BWI
-
STL
11h 57m
1 stop
$135Multiple Airlines
Wed, Feb 18 - Wed, Feb 25
Southwest Logo
1:15 pm - 4:00 pm
MDW
-
BWI
1h 45mnonstop
Southwest Logo
7:45 am - 9:05 am
BWI
-
MDW
2h 20mnonstop
$149Southwest
Wed, Feb 25 - Wed, Mar 4
United Airlines Logo
3:52 pm - 9:17 pm
MLI
-
BWI
4h 25m
1 stop
United Airlines Logo
10:30 am - 4:47 pm
BWI
-
MLI
7h 17m
1 stop
$251United Airlines
Fri, Feb 27 - Tue, Mar 3
United Airlines Logo
3:52 pm - 9:17 pm
MLI
-
BWI
4h 25m
1 stop
United Airlines Logo
10:30 am - 4:47 pm
BWI
-
MLI
7h 17m
1 stop
$260United Airlines
Sat, Feb 14 - Tue, Feb 17
American Airlines Logo
2:02 pm - 7:39 pm
MLI
-
BWI
4h 37m
1 stop
American Airlines Logo
8:00 am - 12:11 pm
BWI
-
MLI
5h 11m
1 stop
$265American Airlines
Wed, Feb 25 - Wed, Mar 4
American Airlines Logo
2:02 pm - 9:53 pm
MLI
-
BWI
6h 51m
1 stop
American Airlines Logo
6:50 am - 3:03 pm
BWI
-
MLI
9h 13m
2 stops
$315American Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$56
Best time to beat the crowds but there is an average 11% increase in price.
Most popular time to fly and prices are also 7% lower on average.
Flight from Chicago O'Hare Airport 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)