BWI - CHI

$89 Find Cheap Flights from Baltimore to Chicago - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Baltimore to Chicago departing on 9/7. 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.
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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$198
Typical prices: $193-$339
Frontier
Thu 8/20Tue 8/25
BWI - ORD • Non-stop
Cheapest non-stop
$200
Typical prices: $156-$322
Frontier
Fri 10/16Mon 10/19
BWI - ORD • Non-stop
Advice from real travelers
AI-powered summary based on content written by travel experts. AI can make mistakes.
Frontier Economy Bundle adds a carry-on and seat choice; Premium Bundle adds more.
United Economy Plus adds legroom, while Southwest offers free snacks and drinks.
Expert advice
Expert advice
Expert advice
Expert advice
Nonstop flights
You can fly direct with American Airlines, Southwest and others. Average duration is 2h 11m
Direct flights
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Top routes
Cheapest • 1% average savings
Most popular
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Avoid delays
Most punctual • 80% on-time
Best time • Fewest delays
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Top layover airports
Cheapest • Avg $176 (round-trip)
Shortest trip • 3h 35m (one-way)
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When to book
in advance
Our data shows that travelers who book at least 4 weeks in advance save around 33% compared to booking last minute.
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When to travel
Cheapest • 26% price drop
Most popular
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Flight Deals

Cheap Flights from Baltimore to Chicago (BWI-CHI)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Baltimore to Chicago 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 Baltimore to Chicago

Thu, Aug 20 - Tue, Aug 25
Frontier Logo
5:08 pm - 6:39 pm
BWI
-
ORD
2h 31mnonstop
Frontier Logo
8:05 am - 12:25 pm
ORD
-
BWI
27h 20m
1 stop
$198Frontier
Sat, Sep 12 - Sat, Sep 19
Southwest Logo
8:30 am - 2:10 pm
BWI
-
MDW
6h 40m
2 stops
Southwest Logo
11:45 am - 4:00 pm
MDW
-
BWI
3h 15m
1 stop
$198Southwest
Tue, Nov 3 - Mon, Nov 9
Southwest Logo
4:50 pm - 9:30 pm
BWI
-
MDW
5h 40m
2 stops
Southwest Logo
12:50 pm - 5:55 pm
MDW
-
BWI
4h 05m
1 stop
$198Southwest
Thu, Sep 3 - Sun, Sep 6
Frontier Logo
9:32 pm - 7:53 am
BWI
-
ORD
11h 21m
1 stop
Frontier Logo
1:03 pm - 4:13 pm
ORD
-
BWI
2h 10mnonstop
$199Frontier
Sat, Aug 22 - Sat, Aug 22
United Airlines Logo
6:05 am - 7:25 am
BWI
-
ORD
2h 20mnonstop
United Airlines Logo
6:15 pm - 9:29 pm
ORD
-
BWI
2h 14mnonstop
$201United Airlines
Fri, Sep 11 - Tue, Sep 15
Delta Logo
5:10 pm - 8:56 pm
BWI
-
ORD
4h 46m
1 stop
Delta Logo
1:55 pm - 9:30 pm
ORD
-
BWI
6h 35m
1 stop
$202Delta
Fri, Dec 25 - Thu, Dec 31
Delta Logo
6:00 am - 11:06 am
BWI
-
ORD
6h 06m
1 stop
Delta Logo
9:30 am - 3:39 pm
ORD
-
BWI
5h 09m
1 stop
$202Delta
Sat, Sep 5 - Tue, Sep 8
American Airlines Logo
10:30 am - 4:43 pm
BWI
-
ORD
7h 13m
1 stop
American Airlines Logo
6:55 pm - 9:59 pm
ORD
-
BWI
2h 04mnonstop
$216American Airlines
Sat, Sep 5 - Tue, Sep 8
American Airlines Logo
10:30 am - 3:53 pm
BWI
-
ORD
6h 23m
1 stop
American Airlines Logo
2:49 pm - 5:54 pm
ORD
-
BWI
2h 05mnonstop
$216American Airlines
Sat, Aug 22 - Sat, Aug 22
United Airlines Logo
8:10 am - 9:31 am
BWI
-
ORD
2h 21mnonstop
United Airlines Logo
6:15 pm - 9:29 pm
ORD
-
BWI
2h 14mnonstop
$226United Airlines
Booking Insights

KAYAK's insights & trends for Baltimore to Chicago flights

Get data-powered insights and trends into flights from Baltimore to Chicago to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Baltimore to Chicago?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Baltimore to Chicago departing in September.

Flight prices are typical for this route right now.

Flights to Chicago from Baltimore usually cost between $192 and $328 in September.
The lowest price found in the past 5 days was $198 on Southwest (Sep 12-Sep 19).

What is the cheapest Baltimore to Chicago flight route?

Data is based on round-trip flight searches on KAYAK over the past month.

The cheapest return flight from Baltimore to Chicago costs $181 on the route between Baltimore (BWI) and Chicago Midway Airport (MDW). Over the past month, this route was, on average, 1% cheaper than other Baltimore-Chicago routes. The most popular route is between Baltimore (BWI) and Chicago O'Hare Intl Airport (ORD).

What’s the cheapest day of the week to fly from Baltimore to Chicago?

The average price of all round-trip flights from Baltimore to Chicago clicked on KAYAK for each day over the last 12 months.

When flying from Baltimore to Chicago, you should consider leaving on a Friday and avoid Sundays if you are looking for the best rates. For your return to Baltimore, you’ll find the best rates on Fridays and the most expensive ones on Mondays.

What is the cheapest month to fly from Baltimore to Chicago?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Baltimore to Chicago, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Baltimore to Chicago is September, where tickets cost $208 (return) on average. On the other hand, the most expensive months are June and July, where the average cost of round-trip tickets is $374 and $360 respectively.

Can I save money by flying with a layover from Baltimore to Chicago?

The average round-trip price for all non-stop flights, flights with one layover, and flights with two layovers for the route found by users searching on KAYAK in the last 2 weeks.

No, with an average price for the route of $360, prices are generally cheapest when you fly direct.

How far in advance should I book a flight from Baltimore to Chicago?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Baltimore to Chicago, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Baltimore to Chicago, you should book around 4 weeks before departure, which saves you about 33% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 10 weeks before departure.

Expert advice

Expert advice for your flight from Baltimore to Chicago

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Frontier, United Airlines, ORD and MDW

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Blane Bachelor

Blane Bachelor

Expert on Southwest

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Harriet Baskas

Harriet Baskas

Expert on American Airlines and BWI

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Good to know

Low season

February

Cheapest flight

$89
Best time to beat the crowds with an average 19% drop in price.
Most popular time to fly and prices are also 2% lower on average.
Flight from Baltimore to Chicago Midway Airport

When to book flights from Baltimore to Chicago

Are your dates flexible? Find out the best times to travel from Baltimore to Chicago based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Baltimore to Chicago

  • Is it possible to fly non-stop from BWI to Chicago?

    It is possible to find nonstop flights from Baltimore/Washington International Airport to Chicago. You can also use airlines that provide one-stop flights with layovers at Charlotte International Airport (CLT) in North Carolina. Some of the airlines that operate this route include American Airlines, United Airlines, Spirit Airlines, and Delta Air Lines.

  • What is a quick way to get from O’Hare International Airport to downtown Chicago?

    The fastest way to get to downtown Chicago from O’Hare International Airport is by taxi cab, which takes anywhere from 30min to 40min and will run you about $40. You could also take the Blue Line “L” train, which is less costly than a cab (at around $5) but will take roughly 45min to get to the city center.

  • Are there any special facilities for travelers with disabilities at O’Hare International Airport?

    Passengers who will require wheelchairs must contact the airline 48h prior to their trip. You will find that all terminals are easily accessible via elevators that also have Braille signs with raised numerals. Handicap restrooms have larger stalls, lower bars, and special towel dispensers for people with reduced mobility. There are also lounges in Terminals 1 and 3 that provide assistance to disabled travelers.

  • Does Chicago O’Hare International Airport offer facilities for families?

    You can find special rooms for mothers, which provide a tranquil environment for nursing mothers. You can also find a family lounge in Terminal 2, which has fun features like climbing structures, toys, and airport-themed video games. There is also a stroller-parking area for those traveling with infants.

  • What is the cheapest flight from Baltimore to Chicago?

    In the last 5 days, the lowest price for a flight from Baltimore to Chicago was $89 for a one-way ticket and $198 for a round-trip.

  • Do I need a passport to fly between Baltimore and Chicago?

    Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane.

  • Which airports will I be using when flying from Baltimore to Chicago?

    When flying out of Baltimore you will be using Baltimore/Washington. You will be landing at one of these airports: Chicago Midway or Chicago O'Hare Intl.

  • Which airlines offer Wi-Fi service onboard planes from Baltimore to Chicago?

    American Airlines, and Alaska Airlines offer inflight Wi-Fi service on the Baltimore to Chicago flight route.

  • Which aircraft models fly most regularly from Baltimore to Chicago?

    The Boeing 737 MAX 8 is the aircraft model that flies most regularly on the Baltimore to Chicago flight route.

  • Which airline alliances offer flights from Baltimore to Chicago?

    oneworld, and Star Alliance are the airline alliances operating flights between Baltimore and Chicago, with oneworld being the most commonly used for this route.

  • On which days can I fly direct from Baltimore to Chicago?

    There are nonstop flights from Baltimore to Chicago on a daily basis.

  • Which is the best airline for flights from Baltimore to Chicago, Southwest or Delta?

    The two airlines most popular with KAYAK users for flights from Baltimore to Chicago are Southwest and Delta. With an average price for the route of $312 and an overall rating of 8.0, Southwest is the most popular choice. Delta is also a great choice for the route, with an average price of $336 and an overall rating of 7.8.

  • How does KAYAK find such low prices on flights from Baltimore to Chicago?

    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 Baltimore to Chicago.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Baltimore to Chicago?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Chicago from Baltimore 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 Baltimore to Chicago?

    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 Chicago with an airline and back to Baltimore with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Baltimore to Chicago?

    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 Chicago from Baltimore up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Baltimore to Chicago

  • Looking for a cheap flight? 25% of our users found flights on this route for $201 or less one-way and $329 or less round-trip.
  • The Baltimore/Washington International Thurgood Marshall Airport (BWI) is an international airport located in an unincorporated zone within Anne Arundel County, roughly 13 miles from downtown Baltimore. The airport mainly serves residents from the Baltimore Metro area, as well as those in Washington, D.C., which is about 30 miles from BWI.
  • Chicago’s main airport is Chicago O’Hare International Airport (ORD), which is on the northwest side of Chicago, approximately 14 miles from the city center. A private vehicle can get from the airport to downtown in 30-40min.
  • If you’d like to get to downtown Chicago from O’Hare International Airport using public transportation, you can catch the CTA Bus Line, which has a station at the airport with a train that goes directly to downtown. You could also take the Blue Line on the “L” train, which you can find at Terminals 1, 2, and 3; this train will take you roughly 45min to get downtown. Alternatively, you can take the ORD shuttle, which you can find just outside each terminal.
  • One of the nice amenities at Chicago O’Hare International Airport is the health club, which has a fitness room and pool. Here you will find a yoga room, where you can unwind and relax after a trip. You could also visit the airport exhibit, which showcases various art pieces, or the Urban Garden, an aeroponic garden on the Mezzanine level of O’Hare’s Rotunda Building.
  • If you’re traveling to Chicago for business purposes, the O’Hare International Airport is a good choice if you’re looking for an airport that’s close to the city’s business district, where you will find nearly 400 major corporate entities.

Prefer to fly direct from Baltimore to Chicago?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from Baltimore/Washington to Chicago.
Find which airlines fly direct from Baltimore/Washington Airport to Chicago, which days they fly and book direct flights.

Direct departures

Baltimore/Washington to Chicago

Monday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Tuesday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Wednesday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Thursday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Friday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Saturday

American Airlines,Southwest,United Airlines, +1 more

American Airlines,Southwest, +2 more

Sunday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

See more direct flights

Direct returns

Chicago to Baltimore/Washington

Monday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Tuesday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Wednesday

American Airlines,Southwest,United Airlines

American Airlines,Southwest, +1 more

Thursday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Friday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Saturday

American Airlines,Southwest,United Airlines, +1 more

American Airlines,Southwest, +2 more

Sunday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

See more direct flights

Everything you need to know for your flight from Baltimore to Chicago

Other airlines flying from Baltimore to Chicago

Flights from the other most popular airlines that fly from Baltimore to Chicago according to KAYAK users. Prices are the lowest found on KAYAK over the last 7 days. Price and availability are not guaranteed.