Cheap Flights from Baltimore (BWI) to Chicago (MDW)

View AU$153 flight on Sun, 28 Sep. 2025Opens in a new window

Popular airlines from Baltimore Washington International Airport (BWI) to Chicago Midway Airport (MDW)

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Cheap Flights from Baltimore (BWI) to Chicago (MDW)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 25 Sep. - Mon, 29 Sep.
BWI
Baltimore
MDW
Chicago
AU$371 Return, found 4 days ago
AU$371
Return
found 4 days ago
Select Delta flight, departing Thu, 25 Sep. from Baltimore to Chicago, returning Mon, 29 Sep., priced at AU$371 found 4 days ago
Delta
Thu, 25 Sep. - Mon, 29 Sep.
BWI
Baltimore
MDW
Chicago
AU$497 Return, found 4 days ago
AU$497
Return
found 4 days ago
Select Delta flight, departing Thu, 25 Sep. from Baltimore to Chicago, returning Mon, 29 Sep., priced at AU$497 found 4 days ago
Delta
Thu, 25 Sep. - Mon, 29 Sep.
BWI
Baltimore
MDW
Chicago
AU$507 Return, found 4 days ago
AU$507
Return
found 4 days ago
Select Delta flight, departing Thu, 25 Sep. from Baltimore to Chicago, returning Mon, 29 Sep., priced at AU$507 found 4 days ago
Delta
Fri, 12 Sep. - Fri, 19 Sep.
BWI
Baltimore
MDW
Chicago
AU$555 Return, found 6 days ago
AU$555
Return
found 6 days ago
Select Delta flight, departing Fri, 12 Sep. from Baltimore to Chicago, returning Fri, 19 Sep., priced at AU$555 found 6 days ago
Delta
Thu, 25 Sep. - Mon, 29 Sep.
BWI
Baltimore
MDW
Chicago
AU$581 Return, found 4 days ago
AU$581
Return
found 4 days ago
Select Delta flight, departing Thu, 25 Sep. from Baltimore to Chicago, returning Mon, 29 Sep., priced at AU$581 found 4 days ago
Delta
Thu, 25 Sep. - Mon, 29 Sep.
BWI
Baltimore
MDW
Chicago
AU$603 Return, found 4 days ago
AU$603
Return
found 4 days ago
Select Delta flight, departing Thu, 25 Sep. from Baltimore to Chicago, returning Mon, 29 Sep., priced at AU$603 found 4 days ago
Delta
Thu, 25 Sep. - Mon, 29 Sep.
BWI
Baltimore
MDW
Chicago
AU$645 Return, found 4 days ago
AU$645
Return
found 4 days ago
Select Delta flight, departing Thu, 25 Sep. from Baltimore to Chicago, returning Mon, 29 Sep., priced at AU$645 found 4 days ago
Delta
Thu, 25 Sep. - Mon, 29 Sep.
BWI
Baltimore
MDW
Chicago
AU$674 Return, found 4 days ago
AU$674
Return
found 4 days ago
Select Delta flight, departing Thu, 25 Sep. from Baltimore to Chicago, returning Mon, 29 Sep., priced at AU$674 found 4 days ago
Delta
Fri, 12 Sep. - Fri, 19 Sep.
BWI
Baltimore
MDW
Chicago
AU$678 Return, found 6 days ago
AU$678
Return
found 6 days ago
Select Delta flight, departing Fri, 12 Sep. from Baltimore to Chicago, returning Fri, 19 Sep., priced at AU$678 found 6 days ago
Delta
Thu, 25 Sep. - Mon, 29 Sep.
BWI
Baltimore
MDW
Chicago
AU$707 Return, found 4 days ago
AU$707
Return
found 4 days ago
Select Delta flight, departing Thu, 25 Sep. from Baltimore to Chicago, returning Mon, 29 Sep., priced at AU$707 found 4 days ago

Find the cheapest month to fly from Baltimore (BWI) to Chicago (MDW)

February is typically the cheapest month to fly

From AU$91 - AU$479 per traveller.

Graph displaying average flight prices per month

Flight from Baltimore to Chicago route information
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Midway Intl.
Return price
AU$370
Distance
973 km
Average flight time
1 hour 9 mins

Your quick guide to flights from Baltimore to Chicago

Pick up great flights from Baltimore to Chicago

With Expedia, you have your pick of 10 flights a day with 20 airlines covering flights from Baltimore to Chicago. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Baltimore to Chicago that take around 0 hours.

Find cheap flights from Baltimore to Chicago

From the great flight deals with prices currently ranging from AU$371 to AU$707, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Baltimore to Chicago around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Chicago is normally in September.

Reasons to book your flight from Baltimore to Chicago with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Baltimore to Chicago across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Chicago right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from BWI Marshall to MDW?
Based on fares advertised within the last 7 days on Expedia for flights departing within the next year, round-trip flights between Baltimore Washington Intl. Thurgood Marshall Airport (BWI) and Chicago Airport start from AU$371. Book ASAP to score the best price for your next big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BWI Marshall to Chicago Airport?
The majority of flights can be cancelled online, but every air carrier has its own terms and conditions. If you do need to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from BWI Marshall to MDW that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Midway Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from BWI Airport to Midway Airport?
With a flight distance of 980 kilometres, it's just a short hop from BWI Marshall to Midway Intl. Airport (MDW). It might be a quick one, but it's still worth bringing something to keep you busy on board.
Which airlines fly direct from BWI Marshall to Chicago Airport?
Offering 169 flights monthly, Southwest Airlines (WN) is a popular choice when flying straight from BWI Airport to MDW.
Are BWI Airport to MDW flight tickets cheaper when they're purchased at the last minute?
Flight prices from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to MDW are available up to a year before departure on Expedia. And although you may occasionally nab fantastic last-minute deals, it's never a sure thing. Also, booking your flights well in advance means you'll have more choices — and you can avoid getting caught in the dreaded middle seat! We frequently update our fares to bring you the best bargains, so keep checking in for all the latest specials.

Explore a world of travel with Expedia

Chicago Flight Deals

Chicago

Baltimore to O'Hare Intl.
AU$216.60
*Available to Expedia members.