$25 Cheap Flights from Chicago (MDW) to Baltimore (BWI)

View $25 flight on Sat, Oct 18, 2025Opens in a new window

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

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Cheap Flights from Chicago to Baltimore (MDW-BWI)

Prices were available within the past 7 days and start at $25 for one-way flights and $94 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Oct 11 - Sat, Oct 18
MDW
Chicago
BWI
Baltimore
$94 Roundtrip, found 20 hours ago
$94
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Sat, Oct 11 from Chicago to Baltimore, returning Sat, Oct 18, priced at $94 found 20 hours ago
Frontier Airlines
Sat, Oct 11 - Sat, Oct 18
MDW
Chicago
BWI
Baltimore
$98 Roundtrip, found 1 day ago
$98
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Oct 11 from Chicago to Baltimore, returning Sat, Oct 18, priced at $98 found 1 day ago
Frontier Airlines
Fri, Oct 10 - Sat, Oct 11
MDW
Chicago
BWI
Baltimore
$100 Roundtrip, found 20 hours ago
$100
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Fri, Oct 10 from Chicago to Baltimore, returning Sat, Oct 11, priced at $100 found 20 hours ago
Frontier Airlines
Sat, Oct 18 - Wed, Oct 22
MDW
Chicago
BWI
Baltimore
$102 Roundtrip, found 10 hours ago
$102
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Sat, Oct 18 from Chicago to Baltimore, returning Wed, Oct 22, priced at $102 found 10 hours ago
Frontier Airlines
Sat, Oct 11 - Sat, Oct 18
MDW
Chicago
BWI
Baltimore
$106 Roundtrip, found 3 days ago
$106
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sat, Oct 11 from Chicago to Baltimore, returning Sat, Oct 18, priced at $106 found 3 days ago
Frontier Airlines
Sat, Oct 18 - Mon, Oct 20
MDW
Chicago
BWI
Baltimore
$109 Roundtrip, just found
$109
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Oct 18 from Chicago to Baltimore, returning Mon, Oct 20, priced at $109 just found
Frontier Airlines
Thu, Dec 4 - Thu, Dec 11
MDW
Chicago
BWI
Baltimore
$112 Roundtrip, found 3 hours ago
$112
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Thu, Dec 4 from Chicago to Baltimore, returning Thu, Dec 11, priced at $112 found 3 hours ago
Frontier Airlines
Fri, Oct 10 - Sat, Oct 11
MDW
Chicago
BWI
Baltimore
$114 Roundtrip, found 19 hours ago
$114
Roundtrip
found 19 hours ago
Select Frontier Airlines flight, departing Fri, Oct 10 from Chicago to Baltimore, returning Sat, Oct 11, priced at $114 found 19 hours ago
Southwest Airlines
Wed, Oct 29 - Sat, Nov 1
MDW
Chicago
BWI
Baltimore
$117 Roundtrip, found 4 days ago
$117
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Wed, Oct 29 from Chicago to Baltimore, returning Sat, Nov 1, priced at $117 found 4 days ago
Frontier Airlines
Thu, Dec 11 - Sun, Dec 14
MDW
Chicago
BWI
Baltimore
$118 Roundtrip, found 20 hours ago
$118
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Thu, Dec 11 from Chicago to Baltimore, returning Sun, Dec 14, priced at $118 found 20 hours ago

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

February is typically the cheapest month to fly

From $58 - $330 per traveler.

Frequently asked questions

How much does a flight from Midway Intl. Airport (MDW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) cost?
Snag a cheap one-way flight from $25 or cheap return flight from $94 from Midway Intl. Airport (MDW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Midway Intl. Airport (MDW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
The cheapest month to fly from MDW to BWI is October, when there's less demand. Off-peak season is often when better flight deals are available between these airports.
Which airlines fly direct from Midway Intl. Airport (MDW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
When setting off from Midway Intl. Airport (MDW), you can catch a direct flight to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) with Southwest Airlines.
What is the cheapest airline that flies from Midway Intl. Airport (MDW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
While prices may vary depending on your travel dates, Frontier Airlines and Southwest Airlines are popular choices for flights between Midway Intl. Airport (MDW) and Baltimore Washington Intl. Thurgood Marshall Airport (BWI). You can also compare carriers on Expedia and use the "Sort by" filter to find the cheapest ticket for your MDW to BWI flight.
How many flights per day from Midway Intl. Airport (MDW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
When taking off from Midway Intl. Airport (MDW), you'll have a choice from an average of 3 daily nonstop flights to Baltimore Washington Intl. Thurgood Marshall Airport (BWI).
What are the most popular departure times for flights from Midway Intl. Airport (MDW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
More people fly between MDW and BWI at 6 PM than at any other time of day. Looking for a quieter experience? Try choosing a quieter departure window and it's possible you'll save on your ticket as well.
What day of the week has the most flights from MDW to BWI?
Fly on a Monday if you're looking for the biggest selection of flights from Midway Intl. Airport (MDW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI).
What is the earliest flight from Midway Intl. Airport (MDW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
Catch the earliest flight at around 6:35AM UTC-6, departing from Midway Intl. Airport (MDW). You'll be flying for around 1h 50m, reaching Baltimore Washington Intl. Thurgood Marshall Airport (BWI) at approximately 9:25AM UTC-5.
How long does it take to fly from Midway Intl. Airport (MDW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
The average flight time from MDW to BWI is 1 hour and 48 minutes, covering a total distance of 610 mi.
What airline has the least delays from MDW to BWI?
United Airlines has the best track record for on-time direct flights from Midway Intl. Airport (MDW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI), with an on-time rating of 100%. Use the Expedia App to check your flight status before you head off and get immediate updates about any trip changes.
What is the best time to fly from Midway Intl. Airport (MDW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
To land at Baltimore Washington Intl. Thurgood Marshall Airport (BWI) on schedule, book a flight that leaves Midway Intl. Airport (MDW) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Baltimore from Midway Intl. Airport (MDW)?
Board a direct flight from Midway Intl. Airport (MDW) to Baltimore and arrive at Ronald Reagan Washington National Airport (DCA). An alternative arrival point to this city is Baltimore Washington Intl. Thurgood Marshall Airport (BWI).
Is it cheaper to buy a plane ticket from Midway Intl. Airport (MDW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) last-minute?
Booking your ticket from MDW to BWI just before your trip is generally more expensive. However, if you're flexible with your departure dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a MDW to BWI flight and hotel package?
You can save money by securing a MDW to BWI flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've selected your ideal accommodations and flights, consider adding extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Midway Intl. Airport (MDW) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
If you booked your MDW to BWI flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

Travel information

Travel information

Origin airport
Midway Intl.
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Airlines serving
Delta, Frontier Airlines, Southwest Airlines
Roundtrip price
$92
Distance
608 mi
Average flight time
2 hours 59 mins

Book with confidence

Book with confidence

Chicago to Baltimore Flights

The cheapest times to fly from Chicago to Baltimore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Baltimore are during the month of October. You can find some of the cheapest flights from Chicago to Baltimore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Baltimore

Sunday is one of the best days to book for cheap flights from Chicago to Baltimore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chicago to Baltimore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Baltimore in 2025. You can also book with separate airlines for your outbound and return journeys, from $25 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Baltimore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Baltimore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Chicago to Baltimore Flights

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