CHI - BWI

$82 Find Cheap Flights from Chicago to Baltimore - 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 Chicago to Baltimore departing on 9/8. 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.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$139
Typical prices: $133-$271
Frontier
Tue 9/8Fri 9/11
ORD - BWI • 1 stop
Cheapest non-stop
$139
Typical prices: $134-$283
Frontier
Thu 9/24Thu 10/1
ORD - BWI • 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; United sells Economy Plus.
Southwest includes free snacks; American Main Cabin Extra adds early boarding.
Expert advice
Expert advice
Expert advice
Expert advice
Nonstop flights
You can fly direct with American Airlines, Frontier and others. Average duration is 1h 58m
Direct flights
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Top routes
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Avoid delays
Most punctual • 83% on-time
Best time • Fewest delays
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Top layover airports
Cheapest • Avg $144 (round-trip)
Shortest trip • 3h 48m (one-way)
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When to book
in advance
Our data shows that travelers who book at least 2 weeks in advance save around 33% compared to booking last minute.
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When to travel
Cheapest • 34% price drop
Most popular
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Flight Deals

Cheap Flights from Chicago to Baltimore (CHI-BWI)

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

Tue, Sep 8 - Fri, Sep 11
Frontier Logo
7:05 am - 5:43 pmORD  Chicago O'Hare Intl-BWI Baltimore/Washington
9h 38m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
10:20 am - 11:40 amBWI  Baltimore/Washington-ORD Chicago O'Hare Intl
2h 20mnonstop
$139Frontier
Thu, Sep 10 - Sun, Sep 13
Frontier Logo
6:20 am - 9:25 amORD  Chicago O'Hare Intl-BWI Baltimore/Washington
2h 05mnonstop
Frontier Logo
6:00 am - 9:20 amBWI  Baltimore/Washington-ORD Chicago O'Hare Intl
28h 20m1 stop Atlanta Hartsfield-Jackson
$139Frontier
Sat, Sep 5 - Sun, Sep 6
United Airlines Logo
3:23 pm - 6:30 pmORD  Chicago O'Hare Intl-BWI Baltimore/Washington
2h 07mnonstop
United Airlines Logo
1:00 pm - 2:21 pmBWI  Baltimore/Washington-ORD Chicago O'Hare Intl
2h 21mnonstop
$177United Airlines
Fri, Sep 11 - Fri, Sep 11
Southwest Logo
9:00 am - 11:55 amMDW  Chicago Midway-BWI Baltimore/Washington
1h 55mnonstop
Southwest Logo
8:00 pm - 9:00 pmBWI  Baltimore/Washington-MDW Chicago Midway
2h 00mnonstop
$177Southwest
Sat, Sep 5 - Sun, Sep 6
American Airlines Logo
6:55 pm - 9:59 pmORD  Chicago O'Hare Intl-BWI Baltimore/Washington
2h 04mnonstop
American Airlines Logo
7:02 am - 8:29 amBWI  Baltimore/Washington-ORD Chicago O'Hare Intl
2h 27mnonstop
$177American Airlines
Sat, Sep 5 - Sun, Sep 6
American Airlines Logo
3:59 pm - 7:04 pmORD  Chicago O'Hare Intl-BWI Baltimore/Washington
2h 05mnonstop
American Airlines Logo
7:02 am - 8:29 amBWI  Baltimore/Washington-ORD Chicago O'Hare Intl
2h 27mnonstop
$177American Airlines
Wed, Sep 9 - Fri, Sep 11
United Airlines Logo
10:49 am - 1:58 pmORD  Chicago O'Hare Intl-BWI Baltimore/Washington
2h 09mnonstop
United Airlines Logo
8:25 am - 9:45 amBWI  Baltimore/Washington-ORD Chicago O'Hare Intl
2h 20mnonstop
$181United Airlines
Wed, Sep 2 - Sat, Sep 5
Southwest Logo
12:45 pm - 3:30 pmMDW  Chicago Midway-BWI Baltimore/Washington
1h 45mnonstop
Southwest Logo
7:30 pm - 8:35 pmBWI  Baltimore/Washington-MDW Chicago Midway
2h 05mnonstop
$181Southwest
Sat, Sep 5 - Sun, Sep 6
Delta Logo
10:56 am - 5:51 pmMDW  Chicago Midway-BWI Baltimore/Washington
5h 55m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 10:10 amBWI  Baltimore/Washington-MDW Chicago Midway
5h 10m1 stop Atlanta Hartsfield-Jackson
$197Delta
Sat, Sep 5 - Sun, Sep 6
Delta Logo
10:56 am - 5:51 pmMDW  Chicago Midway-BWI Baltimore/Washington
5h 55m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:15 am - 9:17 amBWI  Baltimore/Washington-MDW Chicago Midway
4h 02m1 stop Detroit Metropolitan Wayne County
$197Delta
Booking Insights

KAYAK's insights & trends for Chicago to Baltimore flights

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

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

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

Flight prices are below average for this route right now.

Flights to Baltimore from Chicago usually cost between $178 and $336 in September.
The lowest price found in the past 5 days was $139 on Frontier (Sep 24-Oct 2).

What is the cheapest Chicago to Baltimore flight route?

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

The cheapest return flight from Chicago to Baltimore costs $66 on the route between Chicago O'Hare Intl Airport (ORD) and Baltimore (BWI). Over the past month, this route was, on average, 45% cheaper than other Chicago-Baltimore routes. It is also the most popular route.

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

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

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

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Chicago to Baltimore, 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 Chicago to Baltimore is September, where tickets cost $178 (return) on average. On the other hand, the most expensive months are July and June, where the average cost of round-trip tickets is $367 and $357 respectively.

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

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 $283, prices are generally cheapest when you fly direct.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Chicago to Baltimore, 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 Chicago to Baltimore, you should book around 2 weeks before departure, which saves you about 33% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 21 weeks before departure.

Expert advice

Expert advice for your flight from Chicago to Baltimore

 
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

$82
Best time to beat the crowds with an average 15% drop in price.
Most popular time to fly and prices are also 25% lower on average.
Flight from Chicago Midway Airport to Baltimore

When to book flights from Chicago to Baltimore

Are your dates flexible? Find out the best times to travel from Chicago to Baltimore 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 Chicago to Baltimore

  • What is the preferred mode of transport to the city center from BWI airport?

    Bus line 75, which takes 24 minutes, costs about $1 to $2 and is the best option for getting from Baltimore Washington International Airport (BWI) to downtown Baltimore if you do not have a personal vehicle.

  • What facilities are available at the car rental facility at Baltimore Washington International Airport?

    Travelers who need to drop off or pick up their rental cars outside of normal business hours may take advantage of the services offered by the vehicle rental facility at Baltimore Washington International Airport. A parking lot is available for use by patrons while they wait for service at the facility. Payphones and restrooms are available for use by passing customers. The facility is designed to accommodate those using wheelchairs and it also has a parking area just for disabled patrons.

  • Are there hotels near ORD Airport?

    The Hilton Chicago O'Hare Airport Hotel is located directly opposite terminals 1, 2, and 3. Additionally, it is linked to all domestic terminals by underground walkways and is accessible from terminal 5 via the Airport Transit System. It is a great option if you have an early morning flight.

  • What kind of parking services are offered at ORD Airport?

    At O'Hare International Airport (ORD), travelers may choose from a variety of parking options including valet service, parking that is paid by the hour or day, as well as long-term and economy parking.

  • What is the cheapest flight from Chicago to Baltimore?

    In the last 5 days, the lowest price for a flight from Chicago to Baltimore was $82 for a one-way ticket and $139 for a round-trip.

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

    A passport is not required to fly from Chicago to Baltimore.

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

    On your way to Baltimore, you’ll fly out from one of these Chicago airports: Chicago Midway or Chicago O'Hare Intl. You’ll be landing at Baltimore/Washington.

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

    Only American Airlines offers inflight Wi-Fi service on the Chicago to Baltimore flight route.

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

    The Boeing 737-900 is the aircraft model that flies most regularly on the Chicago to Baltimore flight route.

  • Which airline alliances offer flights from Chicago to Baltimore?

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

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

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

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

    The two airlines most popular with KAYAK users for flights from Chicago to Baltimore are Southwest and United Airlines. With an average price for the route of $336 and an overall rating of 8.0, Southwest is the most popular choice. United Airlines is also a great choice for the route, with an average price of $320 and an overall rating of 7.4.

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

    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 Chicago to Baltimore.

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

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

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

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

    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 Baltimore from Chicago 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 Chicago to Baltimore

  • Looking for a cheap flight? 25% of our users found flights on this route for $162 or less one-way and $217 or less round-trip.
  • Midway International Airport (MDW) and O'Hare International airport (ORD) are the city's two principal hubs for international travel. O'Hare International Airport is the most important airport for travel both inside the United States and outside the world. The city of Chicago is served by the satellite airport known as Chicago Midway Airport, which is capable of performing the same tasks as the city's principal airport.
  • If you are using O'Hare International airport (ORD), there are 15 clubs available to accommodate travelers who are waiting for their flights. Additionally, travelers who are utilizing Chicago Midway Airport have access to lounges located inside each terminal of the airport. These clubs provide guests with a variety of amenities, including charging stations, complimentary wireless internet, and bathroom facilities.
  • O'Hare International Airport (ORD) has a cozy nursing lounge for parents who are breastfeeding or pumping breast milk. Terminal 3 houses the airport's nursing area. The airport's yoga room and urban garden are located just next door. At O'Hare International Airport, there is a space known as the Mother's Room that offers a tranquil atmosphere for nursing parents who would like to care for their newborns in a more private setting. In addition to providing a space to shower and a sink, it also provides a pleasant lounging area.
  • At Baltimore/Washington International Airport (BWI), ATMs may be found on both the top and lower floors of the terminal building. You can easily access them to withdraw cash after landing.
  • All public bathrooms located throughout the BWI terminal are wheelchair accesssible for passengers who are traveling in a wheelchair.

Prefer to fly direct from Chicago to Baltimore?

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

Direct departures

Chicago to Baltimore/Washington

Monday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Tuesday

American Airlines,Southwest,United Airlines, +1 more

American Airlines,Southwest, +2 more

Wednesday

American Airlines,Southwest,United Airlines, +1 more

American Airlines,Southwest, +2 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,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Sunday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

See more direct flights

Direct returns

Baltimore/Washington to Chicago

Monday

American Airlines,Frontier,Southwest, +1 more

American Airlines,Frontier, +2 more

Tuesday

American Airlines,Southwest,United Airlines, +1 more

American Airlines,Southwest, +2 more

Wednesday

American Airlines,Southwest,United Airlines, +1 more

American Airlines,Southwest, +2 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,Frontier,Southwest, +1 more

American Airlines,Frontier, +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 Chicago to Baltimore

Other airlines flying from Chicago to Baltimore

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