$34 Cheap Flights from Baltimore (BWI) to Chicago (MDW)

View $34 flight on Mon, Nov 24, 2025Opens in a new window

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

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Cheap Flights from Baltimore to Chicago (BWI-MDW)

Prices were available within the past 7 days and start at $34 for one-way flights and $92 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Mon, Nov 24 - Wed, Dec 3
BWI
Baltimore
MDW
Chicago
$92 Roundtrip, found 13 hours ago
$92
Roundtrip
found 13 hours ago
Select Frontier Airlines flight, departing Mon, Nov 24 from Baltimore to Chicago, returning Wed, Dec 3, priced at $92 found 13 hours ago
Frontier Airlines
Fri, Oct 31 - Fri, Nov 14
BWI
Baltimore
MDW
Chicago
$93 Roundtrip, found 4 days ago
$93
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Fri, Oct 31 from Baltimore to Chicago, returning Fri, Nov 14, priced at $93 found 4 days ago
Frontier Airlines
Thu, Nov 13 - Mon, Nov 24
BWI
Baltimore
MDW
Chicago
$94 Roundtrip, found 2 days ago
$94
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Thu, Nov 13 from Baltimore to Chicago, returning Mon, Nov 24, priced at $94 found 2 days ago
Frontier Airlines
Mon, Nov 24 - Tue, Nov 25
BWI
Baltimore
MDW
Chicago
$96 Roundtrip, found 1 day ago
$96
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Nov 24 from Baltimore to Chicago, returning Tue, Nov 25, priced at $96 found 1 day ago
Frontier Airlines
Mon, Nov 17 - Mon, Nov 24
BWI
Baltimore
MDW
Chicago
$98 Roundtrip, found 1 day ago
$98
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Nov 17 from Baltimore to Chicago, returning Mon, Nov 24, priced at $98 found 1 day ago
Frontier Airlines
Fri, Oct 31 - Mon, Nov 10
BWI
Baltimore
MDW
Chicago
$104 Roundtrip, found 4 days ago
$104
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Fri, Oct 31 from Baltimore to Chicago, returning Mon, Nov 10, priced at $104 found 4 days ago
Frontier Airlines
Mon, Nov 17 - Tue, Dec 9
BWI
Baltimore
MDW
Chicago
$109 Roundtrip, found 2 days ago
$109
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Mon, Nov 17 from Baltimore to Chicago, returning Tue, Dec 9, priced at $109 found 2 days ago
Frontier Airlines
Mon, Dec 8 - Tue, Dec 9
BWI
Baltimore
MDW
Chicago
$110 Roundtrip, found 20 hours ago
$110
Roundtrip
found 20 hours ago
Select Frontier Airlines flight, departing Mon, Dec 8 from Baltimore to Chicago, returning Tue, Dec 9, priced at $110 found 20 hours ago
Frontier Airlines
Mon, Nov 24 - Wed, Nov 26
BWI
Baltimore
MDW
Chicago
$116 Roundtrip, found 17 hours ago
$116
Roundtrip
found 17 hours ago
Select Frontier Airlines flight, departing Mon, Nov 24 from Baltimore to Chicago, returning Wed, Nov 26, priced at $116 found 17 hours ago
Southwest Airlines
Thu, Jan 8 - Thu, Jan 15
BWI
Baltimore
MDW
Chicago
$134 Roundtrip, found 6 days ago
$134
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Thu, Jan 8 from Baltimore to Chicago, returning Thu, Jan 15, priced at $134 found 6 days ago

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

February is typically the cheapest month to fly

From $59 - $328 per traveler.

Alternative airports near Chicago

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to O'Hare Intl. ORD. Average driving time to city center is 23 minutes. Flights from $189
ORD
O'Hare Intl.
Average driving time to city center23 min
Flights from $189
Flights from Baltimore (BWI) to Chicago (MDW)
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Midway Intl.
Airlines serving
Delta, Frontier Airlines, Southwest Airlines
Roundtrip price
$92
Distance
608 mi
Average flight time
1 hour 3 mins

Baltimore to Chicago Flights

The cheapest times to fly from Baltimore to Chicago

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 Baltimore to Chicago are during the month of November. You can find some of the cheapest flights from Baltimore to Chicago with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Baltimore to Chicago

Sunday is one of the best days to book for cheap flights from Baltimore to Chicago: 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 Baltimore to Chicago

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 Baltimore to Chicago in 2025. You can also book with separate airlines for your outbound and return journeys, from $34 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 Baltimore to Chicago 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 Baltimore to Chicago 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.

 

Frequently asked questions

How much does a flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Midway Intl. Airport (MDW) cost?
Lock in a cheap one-way flight from $34 or cheap return flight from $92 from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Midway Intl. Airport (MDW) 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 Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Midway Intl. Airport (MDW)?
The cheapest month to fly from BWI to MDW is November, when demand is low. Off-peak season is generally when airlines offer better prices between these airports.
Which airlines fly direct from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Midway Intl. Airport (MDW)?
Jump on a direct flight with Southwest Airlines and head straight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Midway Intl. Airport (MDW).
What is the cheapest airline that flies from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Midway Intl. Airport (MDW)?
The cheapest airline to offer flights between Baltimore Washington Intl. Thurgood Marshall Airport (BWI) and Midway Intl. Airport (MDW) will vary based on your travel dates. Frontier Airlines and Southwest Airlines are just some of the choices offering reasonable prices. Use Expedia's filter tool to compare airlines in one place and find the right BWI to MDW flight for your budget.
How many flights per day from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Midway Intl. Airport (MDW)?
When departing from Baltimore Washington Intl. Thurgood Marshall Airport (BWI), you'll have your pick from an average of 4 daily direct flights to Midway Intl. Airport (MDW).
What are the most popular departure times for flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Midway Intl. Airport (MDW)?
The 8 PM departures from BWI to MDW are the most sought after. They can also be more expensive. If you're hoping to save money, book during off-peak hours.
What day of the week has the most flights from BWI to MDW?
If you fly on a Friday, you'll get the biggest range of choices for flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Midway Intl. Airport (MDW).
What is the earliest flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Midway Intl. Airport (MDW)?
Catch the earliest flight at around 6:10AM UTC-5, leaving from Baltimore Washington Intl. Thurgood Marshall Airport (BWI). You'll be traveling for around 2h 20m, coming in to land at Midway Intl. Airport (MDW) at approximately 7:30AM UTC-6.
How long does it take to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Midway Intl. Airport (MDW)?
The average flight time from BWI to MDW is 2 hours and 12 minutes, covering a total distance of 610 mi.
What is the best time to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Midway Intl. Airport (MDW)?
Opt for a flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Midway Intl. Airport (MDW) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**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 Chicago from Baltimore Washington Intl. Thurgood Marshall Airport (BWI)?
If you're departing on a direct flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Chicago, you'll touch down at either O'Hare Intl. Airport (ORD) or Midway Intl. Airport (MDW).
Is it cheaper to buy a plane ticket from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Midway Intl. Airport (MDW) last-minute?
Waiting until right before your break to book your flight from BWI to MDW generally means paying more. Although you may find some last-minute deals, they're not always guaranteed. Be flexible with your itinerary to boost your chances of getting a bargain.
Is it cheaper to book a BWI to MDW flight and hotel package?
Compared with arranging flights and hotels separately, booking a BWI to MDW flight and hotel package with Expedia could lead to significant savings. Better yet, having it all in one place will take the stress out of travel planning. Just secure your flights and choose from our wide range of hotels, then tailor your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Midway Intl. Airport (MDW)?
Typically, you're able to reschedule or cancel your BWI to MDW flight. However, there may be additional fees, especially if you booked over 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you'd like further details, visit our Customer Service portal.

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*Available to One Key members.