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CA $143 Cheap Flights from Chicago (ORD) to Baltimore (BWI)

View CA $143 flight on Thu, Oct 22, 2026Opens in a new window

Popular airlines from Chicago O'Hare International Airport (ORD) to Baltimore Washington International Airport (BWI)

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Cheap flights from Chicago (ORD) to Baltimore (BWI)

Prices were available within the past 7 days and start at CA $143 for one-way flights and CA $303 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Oct 5 - Wed, Oct 14
ORD
Chicago
BWI
Baltimore
CA $303 Roundtrip, found 5 days ago
CA $303
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon, Oct 5 from Chicago to Baltimore, returning Wed, Oct 14, priced at CA $303 found 5 days ago
American Airlines
Mon, Oct 5 - Wed, Oct 14
ORD
Chicago
BWI
Baltimore
CA $320 Roundtrip, found 5 days ago
CA $320
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon, Oct 5 from Chicago to Baltimore, returning Wed, Oct 14, priced at CA $320 found 5 days ago
Delta
Mon, Oct 5 - Wed, Oct 14
ORD
Chicago
BWI
Baltimore
CA $331 Roundtrip, found 5 days ago
CA $331
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Oct 5 from Chicago to Baltimore, returning Wed, Oct 14, priced at CA $331 found 5 days ago
American Airlines
Mon, Oct 5 - Wed, Oct 14
ORD
Chicago
BWI
Baltimore
CA $334 Roundtrip, found 5 days ago
CA $334
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon, Oct 5 from Chicago to Baltimore, returning Wed, Oct 14, priced at CA $334 found 5 days ago
American Airlines
Thu, Aug 20 - Mon, Aug 24
ORD
Chicago
BWI
Baltimore
CA $356 Roundtrip, found 3 days ago
CA $356
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Aug 20 from Chicago to Baltimore, returning Mon, Aug 24, priced at CA $356 found 3 days ago
American Airlines
Tue, Sep 1 - Wed, Sep 2
ORD
Chicago
BWI
Baltimore
CA $357 Roundtrip, found 3 days ago
CA $357
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Sep 1 from Chicago to Baltimore, returning Wed, Sep 2, priced at CA $357 found 3 days ago
American Airlines
Thu, Aug 20 - Mon, Aug 24
ORD
Chicago
BWI
Baltimore
CA $370 Roundtrip, found 3 days ago
CA $370
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Aug 20 from Chicago to Baltimore, returning Mon, Aug 24, priced at CA $370 found 3 days ago
United
Tue, Sep 1 - Wed, Sep 2
ORD
Chicago
BWI
Baltimore
CA $471 Roundtrip, found 3 days ago
CA $471
Roundtrip
found 3 days ago
Select United flight, departing Tue, Sep 1 from Chicago to Baltimore, returning Wed, Sep 2, priced at CA $471 found 3 days ago
JetBlue Airways
Thu, Aug 20 - Mon, Aug 24
ORD
Chicago
BWI
Baltimore
CA $665 Roundtrip, found 3 days ago
CA $665
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Thu, Aug 20 from Chicago to Baltimore, returning Mon, Aug 24, priced at CA $665 found 3 days ago
Alaska Airlines
Wed, Nov 4 - Sat, Nov 7
ORD
Chicago
BWI
Baltimore
CA $1,027 Roundtrip, found 4 days ago
CA $1,027
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Nov 4 from Chicago to Baltimore, returning Sat, Nov 7, priced at CA $1,027 found 4 days ago

Alternative airports near Baltimore

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

Select flight to Ronald Reagan Washington National DCA. Cheapest option available. Average driving time to city centre is 57 minutes. Flights from CA $391
DCA
Ronald Reagan Washington National
Cheapest
Average driving time to city centre57 min
Flights from CA $391

Frequently asked questions

How much does a flight from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) cost?
You can find cheap one-way flights from CA $143 and cheap return flights from CA $303 ORD to BWI with Expedia. One-way flights typically cost between CA$165 and CA$441, and return flights often range between CA$469 and CA$1240. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when ORD to BWI ticket fares go up or down.
What is the cheapest month to fly from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
If you're looking for the cheapest time to fly from Chicago O'Hare International Airport (ORD) to Baltimore Washington International Thurgood Marshall Airport (BWI), September is typically your best bet. You can expect average return fares around CA$328 during this month. September often sees lower prices as the summer travel rush ends and before the holiday season begins, making it a great time to find deals. Other budget-friendly months for this route include January and October.
Which airlines fly direct from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
There are 3 airlines offering direct flights from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall). Here are the carriers:
  • United operates 47 direct flights from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) every week.
  • American Airlines operates 31 direct flights from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) every week.
  • Frontier Airlines operates 7 direct flights from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) every week.
How do I find cheap flights from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
To find a cheap flight from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
The best airline to fly with from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) will differ from traveler to traveler. If you like to fly early, Frontier Airlines offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. Delta offers the most daily flights from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Chicago, IL (ORD) to Baltimore, MD (BWI)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
You'll find around 11 nonstop flights per day from Chicago O'Hare International (ORD) to Baltimore Washington International Thurgood Marshall (BWI). For even more choices, look at flights that include layovers, as there are approximately 76 connecting flights per day. Some common connection points include Hartsfield-Jackson Atlanta International (ATL), Charlotte-Douglas International (CLT), and Minneapolis - St. Paul International (MSP).
What is the earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
The earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) typically departs around 12:00 AM local time, operated by American Airlines. This is a seasonal service, active only in December. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
You'll typically find the most flights from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) on a Friday, with around 49 flights available. This gives you a good selection of options if you're planning to travel at the end of the week. Major airlines on this route include American Airlines, Delta, and Southwest Airlines. Flight options are notably more plentiful on Fridays compared to other days of the week, offering you more flexibility.
What are the most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
The most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) are in the early morning, from 6am to 9am. Many major carriers, including American Airlines, Delta and Frontier Airlines, offer flights during this window. Many travellers prefer these times because it allows them to arrive at their destination early in the day, giving them more time for business or leisure activities.
How long does it take to fly from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
A nonstop flight from ORD to BWI typically takes around 2 hours, covering approximately 998 kilometers. Connecting flights on this route usually add 3 hours to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
You can fly business class or first class between ORD and BWI. You can fly business class with Frontier Airlines and Delta.First class cabins are available on Spirit Airlines, Alaska Airlines, United, Delta, and American Airlines.
How do I earn miles on a Chicago, IL (ORD) to Baltimore, MD (BWI) flight with Expedia?
It's easy to earn miles on a Chicago, IL (ORD) to Baltimore, MD (BWI) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Baltimore, MD (BWI) from Chicago, IL (ORD)?
If you're planning to travel to Baltimore from O'Hare Intl. (ORD), you can fly directly into Baltimore Washington Intl. Thurgood Marshall (BWI) which offers international flights and connections. Some flights may connect through major hubs like Orlando Intl. (MCO), Nashville Intl. (BNA), or Love Field (DAL) before reaching Baltimore. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Chicago, IL (ORD) to Baltimore, MD (BWI) at the last minute?
Typically, booking a last minute flight from Chicago, IL (ORD) to Baltimore, MD (BWI) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Chicago, IL (ORD) to Baltimore, MD (BWI) flight and hotel package?
Securing a Chicago, IL (ORD) to Baltimore, MD (BWI) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
If you booked your Chicago, IL (ORD-O'Hare Intl.) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways
Roundtrip price
CA $303
Distance
991 km
Average flight time
3 hours 7 mins

Book with confidence

Chicago to Baltimore Flights

The easy way to book your flights from Chicago to Baltimore 

With Expedia, it’s simple to find and book flights to Baltimore from Chicago whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Baltimore Washington Intl. Thurgood Marshall, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Chicago to Baltimore today, tomorrow, or this week.  

 

Save dollars with cheap flights from O'Hare Intl., ORD to Baltimore Washington Intl. Thurgood Marshall, BWI 

Sort your search results by price to find great deals on your flight from Chicago to Baltimore—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Baltimore from Chicago currently is just CA $303 rising to CA $1,027.  

Here are more money-saving tips: 

  • Fly in October when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Baltimore  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Baltimore from Chicago 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Baltimore with Expedia today.

Chicago to Baltimore Flights

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