Baltimore

$61+ Cheap flights from Chicago (CHI) to Baltimore (BWI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BWI
ene. 15 — ene. 221
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Find cheap flights from Chicago to Baltimore with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Chicago to Baltimore/Washington are usually found in September or August, booked 70 days in advance, depart on a Friday or Wednesday and return on a Friday

Cheap flight deals from Chicago to Baltimore

Cheapest flights from Chicago to Baltimore
Explore the most affordable flight options available from Chicago to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 16, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/256:20 pmORD - BWI
Nonstop2h 06mUnited Airlines
mié. 12/316:15 amBWI - ORD
Nonstop2h 20mUnited Airlines
Deal found 12/16$139
This Travelocity deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/243:51 pmORD - BWI
1 stop18h 53mFrontier
lun. 1/510:12 amBWI - ORD
Nonstop2h 18mFrontier
Deal found 12/14$157
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/235:35 amORD - BWI
Nonstop2h 07mFrontier
jue. 1/2912:05 pmBWI - ORD
Nonstop2h 27mFrontier
Deal found 12/16$167
This Delta deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/256:08 pmMDW - BWI
1 stop4h 23mDelta
jue. 1/16:00 amBWI - MDW
1 stop3h 49mDelta
Deal found 12/16$177
This Delta deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/255:30 amORD - BWI
1 stop6h 25mDelta
jue. 1/16:00 amBWI - ORD
1 stop4h 01mDelta
Deal found 12/15$177
This Kiwi.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/317:30 amORD - BWI
1 stop11h 34mMultiple Airlines
dom. 1/43:36 pmBWI - ORD
Nonstop2h 18mMultiple Airlines
Deal found 12/15$193
This Southwest deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/2411:55 amORD - BWI
1 stop6h 50mSouthwest
mié. 12/313:55 pmBWI - ORD
1 stop6h 55mSouthwest
Deal found 12/13$194
This United Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/256:20 pmORD - BWI
Nonstop2h 06mUnited Airlines
jue. 1/16:15 amBWI - ORD
Nonstop2h 20mUnited Airlines
Deal found 12/15$209
This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/246:51 amORD - BWI
Nonstop1h 57mUnited Airlines
jue. 1/16:15 amBWI - ORD
Nonstop2h 20mUnited Airlines
Deal found 12/16$210
This Kiwi.com deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/235:35 amORD - BWI
Nonstop2h 07mFrontier
lun. 1/510:12 amBWI - ORD
Nonstop2h 18mFrontier
Deal found 12/14$213
This Frontier deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/256:33 pmMDW - BWI
1 stop5h 01mFrontier
mar. 12/308:50 pmBWI - MDW
1 stop13h 31mFrontier
Deal found 12/15$214
This CheapOair deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/243:51 pmORD - BWI
1 stop18h 53mFrontier
lun. 12/2910:00 pmBWI - ORD
1 stop20h 51mFrontier
Deal found 12/14$214

Find flight deals from Chicago to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Baltimore (BWI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated diciembre 16, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$83
(Frontier)

One-way from

$61
(Frontier)

Popular in

December

Cheapest in

September

Average price

$295
Provider with most accurate pricing for Chicago (CHI)-Baltimore/Washington flight deals.
Provider most trusted by Cheapflights users for Chicago (CHI)-Baltimore/Washington flights.
From Chicago (CHI) to Baltimore/Washington
One-way flight from Chicago (CHI) to Baltimore/Washington
Highest demand for flights based on searches. 8% potential increase in price ($22 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Average for round-trip flights in December 2025

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Baltimore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 16, 2025.
Use the filters below to find and compare flights from Chicago to Baltimore that are best for you.

Fly from

Chicago

Fly to

Baltimore

Route

Depart

Return

Price

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

mié. 1/14

11:05 am-2:11 pm

Nonstop2h 06m

Baltimore/Washington

mié. 1/14

5:18 pm-6:38 pm

Nonstop2h 20m

$134

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

jue. 1/29

9:50 am-12:40 pm

Nonstop1h 50m

Baltimore/Washington

jue. 1/29

1:45 pm-2:55 pm

Nonstop2h 10m

$139

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

jue. 1/15

7:10 pm-10:00 pm

Nonstop1h 50m

Baltimore/Washington

sáb. 1/17

5:50 pm-7:00 pm

Nonstop2h 10m

$139

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

sáb. 1/24

6:15 pm-9:21 pm

Nonstop2h 06m

Baltimore/Washington

lun. 1/26

10:05 am-11:25 am

Nonstop2h 20m

$139

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

jue. 1/22

1:15 pm-4:00 pm

Nonstop1h 45m

Baltimore/Washington

lun. 1/26

1:45 pm-2:55 pm

Nonstop2h 10m

$139

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

mié. 1/14

1:15 pm-4:00 pm

Nonstop1h 45m

Baltimore/Washington

jue. 1/22

5:50 pm-7:00 pm

Nonstop2h 10m

$139

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

mar. 1/20

11:05 am-2:11 pm

Nonstop2h 06m

Baltimore/Washington

dom. 1/25

5:18 pm-6:38 pm

Nonstop2h 20m

$158

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

vie. 2/27

6:15 pm-9:17 pm

Nonstop2h 02m

Baltimore/Washington

lun. 3/2

6:30 am-7:53 am

Nonstop2h 23m

$158

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

vie. 1/16

1:25 pm-4:10 pm

Nonstop1h 45m

Baltimore/Washington

lun. 1/19

7:40 am-9:00 am

Nonstop2h 20m

$158

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

mar. 1/20

11:05 am-2:11 pm

Nonstop2h 06m

Baltimore/Washington

vie. 1/23

10:05 am-11:25 am

Nonstop2h 20m

$158

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 42 results
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Compare providers for flights from Chicago to Baltimore

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Baltimore in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Baltimore flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Chicago-Baltimore flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Chicago-Baltimore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Baltimore flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Baltimore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chicago to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from Chicago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Baltimore. Price data was last updated on December 12, 2025.

The price you pay for your flight from Chicago to Baltimore may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Chicago to Baltimore?

Currently, February is the cheapest month in which you can book a flight from Chicago to Baltimore (average of $58). Flying from Chicago to Baltimore in April is currently the most expensive (average of $169). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CHI to BWI?

Find hourly flight availability from Chicago to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 16, 2025.

When flying from Chicago to Baltimore, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 18% versus a flight in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from Chicago to Baltimore. Price data was last updated on December 13, 2025.

Travelers seeking maximum savings on their Chicago to Baltimore flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How often are flights from Chicago to Baltimore delayed?

About 16% of weekly flights between Chicago and Baltimore have experienced delays in the past year, with the average delay time being 122 minutes.

What is the most punctual flight time for Chicago to Baltimore flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Chicago to Baltimore flights?

Over the last year, Spirit Airlines have had the lowest number of delays on this route, with just 12% of flights being delayed.

The best insider tips for Chicago to Baltimore flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Chicago to Baltimore trip
Airlines
Frontier

Frontier offers ultra-low fares, but remember to account for extra fees when booking.


Consider early check-in to secure your seat, as Frontier often overbooks flights.

Southwest

Enjoy free snacks and non-alcoholic beverages, plus a free drink on special occasions.


Southwest offers free messaging and high-speed Wi-Fi for a fee on flights.

United Airlines

United's Economy Plus offers extra legroom, ideal for comfort on short domestic flights.


United's MileagePlus program allows pooling miles, great for family travel.

Airports
ORD

ORD's Terminal 1 is home to United flights and features a unique dinosaur skeleton display.

MDW

Use the Orange Line for a quick 30-minute ride from MDW to Chicago's city center.

BWI

Take the MTA Light Rail from BWI to downtown Baltimore for a quick and easy arrival option.

Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier and Southwest

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

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.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on ORD and MDW

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Emily Zemler

Emily Zemler

Expert on BWI

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Baltimore. Reviews last updated diciembre 16, 2025.
Read through reviews of airlines operating flights from Chicago to Baltimore, such as Southwest, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.5

Food

7.0

Overall

7.9

Comfort

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Entertainment

7.5

Food

7.0

Overall

7.9

Comfort

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Entertainment

7.5

Food

7.0

Overall

7.9

Comfort

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Entertainment

7.5

Food

7.0

Overall

7.9

Comfort

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Entertainment

7.5

Food

7.0

Overall

7.9

Comfort

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Entertainment

7.5

Food

7.0

Overall

7.9

Comfort

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Chicago to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Baltimore from Chicago?

    For a flight from Chicago to Baltimore, you will be flying into Baltimore/Washington. Baltimore/Washington (BWI) is just 8.5 mi from the center of the city. Baltimore/Washington is the only Baltimore airport and it handles 8 inbound flights from Chicago per day. 5 airlines have flights to Baltimore/Washington from Chicago on a regular basis.

  • How long is the flight from Chicago to Baltimore?

    There are many flights that can get you from Chicago to Baltimore in 1h 50m. Fly via United Airlines or Southwest to get the fastest option. The distance from Chicago to Baltimore is about 609 mi. All flights are typically nonstop.

  • What are the cheapest airlines flying from Chicago to Baltimore round-trip?

    Our cheapest airline available from Chicago to Baltimore is Spirit Airlines. Our recent data shows that you can find tickets from as low as $42 on this airline. Additional options worth looking into are Frontier and United Airlines, starting at $57 and $114 round-trip. Users have found that Spirit Airlines is 81% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Chicago to Baltimore one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $41. Users have also found prices from $42 and $74 on Spirit Airlines and Southwest, respectively.

  • What are the most reliable airlines from Chicago to Baltimore?

    The top 3 most reliable airlines when flying from Chicago to Baltimore are Republic Airways (100%), Qatar Airways (76%) and Southwest (74%).

  • What are the cheapest flights from Chicago to Baltimore?

    Looking for the cheapest flight from Chicago to Baltimore? While on average our users pay $181, our data indicates the cheapest price to be $49. The most popular route (Chicago O'Hare Intl - Baltimore/Washington), is priced around $63.

  • Can I find deals for flights from Chicago to Baltimore that include hotel bookings?

    Yes. In addition to deals on Chicago to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Baltimore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Chicago to Baltimore.

  • Can I find deals for business class flights from Chicago to Baltimore?

    Yes. Cheapflights offers flight deals from Chicago to Baltimore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago to Baltimore?

    Currently, February is the cheapest month in which you can book a flight from Chicago to Baltimore (average of $58). Flying from Chicago to Baltimore in April is currently the most expensive (average of $169). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 5 airlines flying from Chicago to Baltimore

Discover the top 5 airlines that operate flights from Chicago to Baltimore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$45Average$147FlexibilityNo cancel feeOn-time65%
FrontierCheapest$58Average$162FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$142Average$297FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$149Average$281FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$157Average$279FlexibilityNo cancel feeOn-time63%

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