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$58+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BWI
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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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”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Chicago to Baltimore/Washington are usually found in September or August, booked 63 days in advance, depart on a Friday or Thursday 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 February 3, 2026.

This Frontier deal was found by Cheapflights users on 2/2. 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.
Thu 2/265:15 am
ORD
-
BWI
Nonstop2h 09m
Frontier
Sun 3/19:59 pm
BWI
-
ORD
Nonstop2h 27m
Frontier
Deal found 2/2$83
This Kiwi.com deal was found by Cheapflights users on 2/3. 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.
Fri 3/612:34 pm
ORD
-
BWI
Nonstop2h 09m
Frontier
Sat 3/74:53 pm
BWI
-
ORD
1 stop6h 46m
Frontier
Deal found 2/3$90
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Thu 3/55:15 am
ORD
-
BWI
Nonstop2h 09m
Frontier
Tue 3/106:05 am
BWI
-
ORD
1 stop13h 36m
Frontier
Deal found 2/2$91
This Frontier deal was found by Cheapflights users on 2/2. 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.
Tue 2/246:02 pm
ORD
-
BWI
1 stop5h 29m
Frontier
Thu 2/269:19 am
BWI
-
ORD
Nonstop2h 27m
Frontier
Deal found 2/2$92
This Expedia deal was found by Cheapflights users on 2/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/612:34 pm
ORD
-
BWI
Nonstop2h 09m
Multiple Airlines
Mon 3/912:30 pm
BWI
-
ORD
1 stop12h 17m
Multiple Airlines
Deal found 2/1$93
This Orbitz deal was found by Cheapflights users on 2/2. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/265:15 am
ORD
-
BWI
Nonstop2h 09m
Frontier
Mon 3/94:32 pm
BWI
-
ORD
Nonstop2h 27m
Frontier
Deal found 2/2$94
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Thu 3/55:15 am
ORD
-
BWI
Nonstop2h 09m
Frontier
Mon 3/93:19 pm
BWI
-
ORD
1 stop18h 04m
Frontier
Deal found 2/2$97
This CheapOair deal was found by Cheapflights users on 2/1. 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.
Fri 3/612:34 pm
ORD
-
BWI
Nonstop2h 09m
Frontier
Mon 3/94:32 pm
BWI
-
ORD
Nonstop2h 27m
Frontier
Deal found 2/1$98
This Expedia deal was found by Cheapflights users on 2/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/612:34 pm
ORD
-
BWI
Nonstop2h 09m
Multiple Airlines
Mon 3/1610:19 am
BWI
-
ORD
1 stop7h 56m
Multiple Airlines
Deal found 2/3$104
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Tue 3/37:30 am
MDW
-
BWI
1 stop8h 43m
Frontier
Tue 3/103:19 pm
BWI
-
MDW
1 stop6h 35m
Frontier
Deal found 2/1$131
This Kiwi.com deal was found by Cheapflights users on 2/2. 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.
Wed 2/116:15 am
MDW
-
BWI
1 stop10h 32m
Frontier
Thu 2/196:00 am
BWI
-
MDW
1 stop6h 27m
Frontier
Deal found 2/2$133
This Kiwi.com deal was found by Cheapflights users on 2/1. 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.
Wed 2/116:15 am
MDW
-
BWI
1 stop10h 32m
Frontier
Wed 2/186:00 am
BWI
-
MDW
1 stop14h 07m
Frontier
Deal found 2/1$135

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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$83
(Frontier)

One-way from

$58
(CheapOair)

Popular in

March

Cheapest in

September

Average price

$217
Provider with most accurate pricing for Chicago (CHI)-Baltimore/Washington flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Baltimore/Washington flights.
Search Deals
From Chicago (CHI) to Baltimore/Washington
Search Deals
One-way flight from Chicago (CHI) to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 3, 2026.
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

Tue 2/24

11:00 am-2:01 pm

Nonstop2h 01m

Baltimore/Washington

Tue 2/24

5:20 pm-6:43 pm

Nonstop2h 23m

$154

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

Wed 3/4

6:50 am-9:45 am

Nonstop1h 55m

Baltimore/Washington

Sun 3/8

10:30 pm-11:40 pm

Nonstop2h 10m

$158

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Wed 3/4

11:51 am-12:31 am

1 stop11h 40m

Baltimore/Washington

Sun 3/8

9:43 pm-7:47 pm

2 stops23h 04m

$164

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Fri 3/6

6:40 pm-9:42 pm

Nonstop2h 02m

Baltimore/Washington

Tue 3/10

8:09 am-9:32 am

Nonstop2h 23m

$177

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 3/5

6:40 pm-9:42 pm

Nonstop2h 02m

Baltimore/Washington

Wed 3/11

8:09 am-9:32 am

Nonstop2h 23m

$177

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Tue 2/24

5:25 am-11:54 am

1 stop5h 29m

Baltimore/Washington

Tue 2/24

7:06 pm-11:56 pm

1 stop5h 50m

$179

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Fri 3/13

4:36 pm-11:59 pm

1 stop6h 23m

Baltimore/Washington

Mon 3/23

10:09 am-4:56 pm

1 stop7h 47m

$184

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 2/26

11:00 am-2:01 pm

Nonstop2h 01m

Baltimore/Washington

Sun 3/1

6:30 am-7:53 am

Nonstop2h 23m

$188

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

Mon 3/2

7:05 pm-9:55 pm

Nonstop1h 50m

Baltimore/Washington

Mon 3/9

5:50 pm-8:10 pm

1 stop3h 20m

$194

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Wed 2/18

11:00 am-2:01 pm

Nonstop2h 01m

Baltimore/Washington

Sat 2/28

6:20 am-7:43 am

Nonstop2h 23m

$194

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 44 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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Baltimore flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 January 30, 2026.

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 63 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 $57). Flying from Chicago to Baltimore in April is currently the most expensive (average of $157). 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 February 3, 2026.

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 at noon, which can drop the price by up to 20% versus a flight in the evening.

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 January 31, 2026.

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

Weekly flight availability from Chicago to Baltimore

Explore weekly flight availability from Chicago to Baltimore. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated February 3, 2026.

The most flights from CHI to BWI are scheduled on a Friday (25 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (14 on average).

How often are flights from Chicago to Baltimore delayed?

About 17% of weekly flights between Chicago and Baltimore have experienced delays in the past year, with the average delay time being 124 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?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday 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
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier and Southwest

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 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

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 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 February 3, 2026.
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.
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

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
Southwest
8.0
Very good
4,272 reviews
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

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
United Airlines
7.4
Good
9,236 reviews
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

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
American Airlines
7.2
Good
11,216 reviews
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

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
Spirit Airlines
6.3
Okay
8,405 reviews
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

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
Frontier
5.7
Fair
3,051 reviews
Southwest
8.0
Very good
4,272 reviews

Entertainment

7.5

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Food

7.0

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 18 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 55m. Fly via United Airlines, Southwest, or Delta to get the fastest option. The distance from Chicago to Baltimore is about 609 mi. This flight may include one or multiple stops.

  • 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 $36. Users have also found prices from $42 and $78 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 Alaska Airlines (76%), Air New Zealand (70%) and Envoy Air (70%).

  • What are the cheapest flights from Chicago to Baltimore?

    Looking for the cheapest flight from Chicago to Baltimore? While on average our users pay $339, our data indicates the cheapest price to be $29. The most popular route (Chicago O'Hare Intl - Baltimore/Washington), is priced around $91.

  • 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 $57). Flying from Chicago to Baltimore in April is currently the most expensive (average of $157). 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

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Alternative routes for Chicago to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Reagan-National flights
O'Hare Intl to Dulles Intl flights
O'Hare Intl to Baltimore flights
O'Hare Intl to Philadelphia flights
Midway to Dulles Intl flights
Midway to Philadelphia flights
Midway to Baltimore flights
St. Louis to Dulles Intl flights
Midway to Reagan-National flights
St. Louis to Philadelphia flights
St. Louis to Baltimore flights
St. Louis to Reagan-National flights
Moline to Dulles Intl flights
Moline to Reagan-National flights
Bloomington to Reagan-National flights
Bloomington to Dulles Intl flights
Moline to Philadelphia flights
Moline to Baltimore flights
Peoria to Baltimore flights
Peoria to Reagan-National flights
Peoria to Dulles Intl flights
Evansville to Reagan-National flights
Bloomington to Philadelphia flights
Evansville to Dulles Intl flights
Evansville to Baltimore flights
Champaign to Baltimore flights
Peoria to Philadelphia flights
Champaign to Philadelphia flights
Bloomington to Baltimore flights
Champaign to Reagan-National flights
O'Hare Intl to Salisbury flights
Springfield to Reagan-National flights
Springfield to Dulles Intl flights
Evansville to Philadelphia flights
Springfield to Baltimore flights
Decatur to Baltimore flights
Champaign to Dulles Intl flights
St. Louis to Salisbury flights
Dubuque to Philadelphia flights
Dubuque to Reagan-National flights
Dubuque to Baltimore flights
Moline to Salisbury flights

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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$42Average$118FlexibilityNo cancel feeOn-time65%
FrontierCheapest$57Average$160FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$114Average$289FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$148Average$281FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$158Average$278FlexibilityNo cancel feeOn-time63%

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