$81 Cheap American Airlines flights Baltimore (BWI) to Chicago (ORD)

Apply the “Price (lowest to highest)” filter on Expedia to search for cheap American Airlines round-trip flights from $169 from BWI to ORD. Affordable one-way options from $81 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Search for round-trip or one-way flights to Chicago in January or February. You could find lower fares with American Airlines during these off-peak travel months.

To find cheap American Airlines fares from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to O’Hare Intl. Airport (ORD), start searching one to three months before your intended departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the overall cost. Sunday tends to be the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

American Airlines offers direct flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to O’Hare Intl. Airport (ORD), with 14 departures every week. Just apply the “Nonstop” and “Airline” filters while searching on Expedia to see all direct American Airlines flights to ORD.

Depart Baltimore Washington Intl. Thurgood Marshall Airport (BWI) for O’Hare Intl. Airport (ORD) on a nonstop American Airlines flight, and you’ll be in the sky for about 2h 21m.

Thursday has the most American Airlines flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to O’Hare Intl. Airport (ORD). With 2 daily departures, this is a great day to book something that will suit your schedule.

The earliest flight from BWI to ORD with American Airlines departs at 7:30AM UTC-5. You’ll land at 8:51AM UTC-6. The final American Airlines flight of the day takes off at 11:51AM UTC-5 and arrives at 1:12PM UTC-6. With approximately 20% fewer cancellations for morning and mid-morning departures, beginning your travel day early is generally the best way to go.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

The majority of American Airlines flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Chicago touch down at O’Hare Intl. Airport (ORD). This is the airline’s primary gateway to this city. It’s also worth browsing Expedia for flights to nearby airports like Midway Intl. Airport (MDW), as fares may be cheaper.

You’ll probably board an Embraer 175 for your American Airlines flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to O’Hare Intl. Airport (ORD). However, you could be switched to a different aircraft if there’s an operational need.

Depending on your fare type, a fee is typically charged if you cancel or change your booking more than 24 hours after confirmation. To secure flexible plane tickets, select our “No cancel fee” or “Changes included” filter when searching for flights. For additional information on canceling or modifying your reservation, go to “Trips,” select your flight and tick “Manage Booking.”