Find Cheap Flights from Baltimore to Chicago (WAS - CHI)

Flights overview

Useful information for finding cheap flights from Baltimore to Chicago and booking your next trip

Cheapest round-trip flights	$180	Frontier 1 stop 6 hr Thu, May 28 — Mon, Jun 1	The cheapest round-trip flight from Baltimore to Chicago is currently $180
Cheapest one-way flight	$74	Spirit 1 stop 8 hr Wed, May 27	The cheapest one-way flight from Baltimore to Chicago is currently $74
Cheapest nonstop flights	$239	United Nonstop 3 hr Thu, May 28 — Mon, Jun 1	The cheapest nonstop round-trip flight from Baltimore to Chicago is currently $239
Last-minute weekend getaway	$222	Frontier 1 stop 27 hr Thu, May 7 — Mon, May 11	The cheapest last-minute weekend getaway from Baltimore to Chicago is currently $222
Cheapest business class flights	$418	Frontier 1 stop 13 hr Thu, May 28 — Mon, Jun 1	The cheapest business class round-trip flight from Baltimore to Chicago is currently $418

Fastest flight	1 hr 55 min	The fastest nonstop flight from Baltimore to Chicago takes 1 hr 55 min
Nonstop flights	Every day	There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Baltimore to Chicago is typically January. The most expensive month to fly is typically March.

January Cheapest	Typical prices: $60–210
March Most expensive	Typical prices: $165–295

Popular airlines from Baltimore to Chicago

United

Nonstop

from $239

Typical price: $160–350

155 weekly nonstop flights

BWI, DCA, IAD - ORD Every day

1331 weekly connecting flights

BWI, DCA, IAD - ORD Every day
Southwest

Nonstop

from $247

Typical price: $165–350

72 weekly nonstop flights

BWI, DCA - MDW Every day

3727 weekly connecting flights

BWI, DCA, IAD - MDW, ORD Every day
American

Nonstop

from $230

Typical price: $180–365

83 weekly nonstop flights

BWI, DCA - ORD Every day

1260 weekly connecting flights

BWI, DCA, IAD - ORD Every day
Delta

from $259

Typical price: $195–475

1531 weekly connecting flights

BWI, DCA, IAD - MDW, ORD Every day
Frontier

from $180

Typical price: $125–265

110 weekly connecting flights

BWI, DCA, IAD - MDW, ORD Every day
Alaska

from $733

Typical price: $500–1,200

63 weekly connecting flights

BWI, DCA, IAD - ORD Every day

Popular airports near Baltimore

Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI)

Baltimore United States 19 min 8 mi
Dulles International Airport (IAD)

Washington United States 1 hr 23 min 51 mi
Ronald Reagan Washington National Airport (DCA)

Washington United States 59 min 38 mi
Philadelphia International Airport (PHL)

Philadelphia United States 1 hr 35 min 83 mi

Popular airports near Chicago

Chicago O'Hare International Airport (ORD)

Chicago United States 26 min 16 mi
Chicago Midway International Airport (MDW)

Chicago United States 25 min 9 mi
Milwaukee Mitchell International Airport (MKE)

Milwaukee United States 1 hr 23 min 75 mi
Indianapolis International Airport (IND)

Indianapolis United States 2 hr 58 min 165 mi

Frequently asked questions about flying from Baltimore to Chicago

The cheapest flights from Baltimore to Chicago are usually in January. Typical ticket prices in January range from $60 to $210.

The cheapest round-trip flight from Baltimore to Chicago recently found on Google Flights was with Frontier from $180. The cheapest one-way flight was with Spirit from $74.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from Baltimore to Chicago is $239, flying from May 28 to Jun 1.
The cheapest Southwest flight from Baltimore to Chicago is $247, flying from May 28 to Jun 1.
The cheapest American flight from Baltimore to Chicago is $230, flying from May 30 to May 31.
The cheapest Delta flight from Baltimore to Chicago is $259, flying from May 28 to Jun 1.
The cheapest Frontier flight from Baltimore to Chicago is $180, flying from May 28 to Jun 1.
The cheapest Alaska flight from Baltimore to Chicago is $733, flying from May 30 to Jun 1.

The cheapest round-trip flight from Baltimore to Chicago starts at $180 from Thu, May 28 to Mon, Jun 1. The cheapest one-way flight starts at $74 and departs on Wed, May 27.

1 hr 55 min is the shortest flight time from Baltimore to Chicago.

Chicago's peak season is Jun–Aug. Popular events throughout year include St. Patrick's Day, when the river is tinted green (Mar 17); the Pride Parade (Jun); the Taste of Chicago culinary festival (Jul) and the Jazz Festival (Sep). During the holiday season (Nov–Dec), the Magnificent Mile Lights Festival and Christkindlmarket, a German Christmas market in Daley Plaza, draw crowds to the city.

It's easy to use Google Flights to find the cheapest days to fly from Baltimore to Chicago.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Baltimore to Chicago really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Baltimore to Chicago.

In terms of nonstop flights, United is the most popular. United offers 155 nonstop flights and 1,331 connecting flights per week. United flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Chicago O'Hare International Airport (ORD) .

In terms of flights, Southwest is the most popular. Southwest offers 72 nonstop flights and 3,727 connecting flights per week. Southwest flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Chicago Midway International Airport (MDW) , Chicago O'Hare International Airport (ORD) .

Other popular airlines flying from Baltimore to Chicago are:

American offers 83 nonstop flights and 1,260 connecting flights per week. American flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Chicago O'Hare International Airport (ORD) .
Delta offers 1,531 connecting flights per week. Delta flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Chicago Midway International Airport (MDW) , Chicago O'Hare International Airport (ORD) .
Frontier offers 110 connecting flights per week. Frontier flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Chicago Midway International Airport (MDW) , Chicago O'Hare International Airport (ORD) .
Alaska offers 63 connecting flights per week. Alaska flies from Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Chicago O'Hare International Airport (ORD) .

The number of connecting flights refers to distinct flights with at least one stop between Baltimore and Chicago.

The cheapest round-trip flight from Baltimore to Chicago recently found on Google Flights was with Frontier from $180. The cheapest one-way flight was with Spirit from $74.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest United flight from Baltimore to Chicago is $239, flying from May 28 to Jun 1.
The cheapest Southwest flight from Baltimore to Chicago is $247, flying from May 28 to Jun 1.
The cheapest American flight from Baltimore to Chicago is $230, flying from May 30 to May 31.
The cheapest Delta flight from Baltimore to Chicago is $259, flying from May 28 to Jun 1.
The cheapest Frontier flight from Baltimore to Chicago is $180, flying from May 28 to Jun 1.
The cheapest Alaska flight from Baltimore to Chicago is $733, flying from May 30 to Jun 1.

Southwest, United, American and Frontier fly direct from Baltimore to Chicago.

There are 155 United direct flights from Baltimore to Chicago per week. Flights are available every day.
There are 72 Southwest direct flights from Baltimore to Chicago per week. Flights are available every day.
There are 83 American direct flights from Baltimore to Chicago per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Baltimore and Chicago at price $222 is offered by Frontier from Thu, May 7 to Mon, May 11.

Southwest, United, American and Frontier fly direct from Baltimore to Chicago.

There are 155 United direct flights from Baltimore to Chicago per week. Flights are available every day.
There are 72 Southwest direct flights from Baltimore to Chicago per week. Flights are available every day.
There are 83 American direct flights from Baltimore to Chicago per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

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

The cheapest direct (nonstop) round-trip flights between Baltimore and Chicago start at $239 from Thu, May 28 to Mon, Jun 1 with United.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Baltimore to Chicago, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Baltimore and Chicago start at $418 from Thu, May 28 to Mon, Jun 1 with Frontier.

The cheapest economy class round-trip flights between Baltimore and Chicago start at $180 from Thu, May 28 to Mon, Jun 1.

To book business class trips from Baltimore to Chicago, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Baltimore and Chicago starts at $222 from Thu, May 7 to Mon, May 11 with Frontier.

The cheapest last-minute deal between Baltimore and Chicago at price $222 is offered by Frontier from Thu, May 7 to Mon, May 11.

To find last-minute flight deals from Baltimore to Chicago, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.