Cheap flights from Baltimore to Chicago

Flights overview

Useful information for finding cheap flights from Baltimore to Chicago and booking your next trip
Cheapest round-trip flights $82
Frontier Nonstop 3 hr Thu, Nov 13 — Mon, Nov 17
The cheapest round-trip flight from Baltimore to Chicago is currently $82
Cheapest one-way flight $44
Frontier Nonstop 3 hr Fri, Oct 31
The cheapest one-way flight from Baltimore to Chicago is currently $44
Last-minute weekend getaway $197
Frontier Nonstop 3 hr Fri, Oct 17 — Mon, Oct 20
The cheapest last-minute weekend getaway from Baltimore to Chicago is currently $197
Cheapest business class flights $366
American Nonstop 3 hr Sat, Dec 13 — Mon, Dec 15
The cheapest business class round-trip flight from Baltimore to Chicago is currently $366
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 February. The most expensive month to fly is typically April.
February
Cheapest
Typical prices: $95–195
April
Most expensive
Typical prices: $150–225

Popular airlines from Baltimore to Chicago

  • United
    Nonstop
    from $139
    Typical price: $165–325
    144 weekly nonstop flights
    BWI, DCA, IAD - ORD Every day
    1386 weekly connecting flights
    BWI, DCA, IAD - ORD Every day
  • Southwest
    Nonstop
    from $139
    Typical price: $165–330
    85 weekly nonstop flights
    BWI, DCA - MDW, ORD Every day
    3739 weekly connecting flights
    BWI, DCA, IAD - MDW, ORD Every day
  • American
    Nonstop
    from $158
    Typical price: $180–350
    77 weekly nonstop flights
    BWI, DCA - ORD Every day
    1326 weekly connecting flights
    BWI, DCA, IAD - ORD Every day
  • Delta
    from $197
    Typical price: $195–475
    1479 weekly connecting flights
    BWI, DCA, IAD - MDW, ORD Every day
  • Frontier
    Nonstop
    from $82
    Typical price: $115–260
    8 weekly nonstop flights
    BWI - MDW, ORD Every Mon, Thu, Fri, Sat, Sun
    132 weekly connecting flights
    BWI, DCA, IAD - MDW, ORD Every day
  • Alaska
    from $444
    Typical price: $570–1,300
    63 weekly connecting flights
    BWI, DCA, IAD - ORD Every day

Popular airports near Baltimore

  • Baltimore/Washington International Airport (BWI)
    Baltimore United States 19 min 8 mi
  • Dulles International Airport (IAD)
    Washington United States 1 hr 20 min 51 mi
  • Ronald Reagan Washington National Airport (DCA)
    Washington United States 1 hr 2 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 39 min 16 mi
  • Chicago Midway International Airport (MDW)
    Chicago United States 25 min 9 mi
  • Indianapolis International Airport (IND)
    Indianapolis United States 2 hr 57 min 165 mi
  • Milwaukee Mitchell International Airport (MKE)
    Milwaukee United States 1 hr 37 min 75 mi

Frequently asked questions about flying from Baltimore to Chicago

When are the cheapest days to fly from Baltimore to Chicago?
The cheapest flights from Baltimore to Chicago are usually in February. Typical ticket prices in February range from $95 to $195.
Which airlines provide the cheapest flights from Baltimore to Chicago?
The cheapest round-trip flight from Baltimore to Chicago recently found on Google Flights was with Frontier from $82. The cheapest one-way flight was with Frontier from $44.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest United flight from Baltimore to Chicago is $139, flying from Jan 8 to Jan 12.
  • The cheapest Southwest flight from Baltimore to Chicago is $139, flying from Jan 8 to Jan 12.
  • The cheapest American flight from Baltimore to Chicago is $158, flying from Dec 13 to Dec 15.
  • The cheapest Delta flight from Baltimore to Chicago is $197, flying from Dec 4 to Dec 7.
  • The cheapest Frontier flight from Baltimore to Chicago is $82, flying from Nov 13 to Nov 17.
  • The cheapest Alaska flight from Baltimore to Chicago is $444, flying from Nov 13 to Nov 17.
What are the cheapest flights from Baltimore to Chicago?
The cheapest round-trip flight from Baltimore to Chicago starts at $82 from Thu, Nov 13 to Mon, Nov 17. The cheapest one-way flight starts at $44 and departs on Fri, Oct 31.
How long does it take to fly from Baltimore to Chicago?
1 hr 55 min is the shortest flight time from Baltimore to Chicago.
When should you fly to Chicago, United States?
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.
How do I find cheap dates to fly from Baltimore to Chicago?
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 is the best airline to fly from Baltimore to Chicago?
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 144 nonstop flights and 1,386 connecting flights per week. United flies from Baltimore/Washington International Airport (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 85 nonstop flights and 3,739 connecting flights per week. Southwest flies from Baltimore/Washington International Airport (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 77 nonstop flights and 1,326 connecting flights per week. American flies from Baltimore/Washington International Airport (BWI) , Ronald Reagan Washington National Airport (DCA) , Dulles International Airport (IAD) to Chicago O'Hare International Airport (ORD) .
  • Delta offers 1,479 connecting flights per week. Delta flies from Baltimore/Washington International Airport (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 8 nonstop flights and 132 connecting flights per week. Frontier flies from Baltimore/Washington International Airport (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 Airport (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.
Which airlines provide the cheapest flights from Baltimore to Chicago?
The cheapest round-trip flight from Baltimore to Chicago recently found on Google Flights was with Frontier from $82. The cheapest one-way flight was with Frontier from $44.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest United flight from Baltimore to Chicago is $139, flying from Jan 8 to Jan 12.
  • The cheapest Southwest flight from Baltimore to Chicago is $139, flying from Jan 8 to Jan 12.
  • The cheapest American flight from Baltimore to Chicago is $158, flying from Dec 13 to Dec 15.
  • The cheapest Delta flight from Baltimore to Chicago is $197, flying from Dec 4 to Dec 7.
  • The cheapest Frontier flight from Baltimore to Chicago is $82, flying from Nov 13 to Nov 17.
  • The cheapest Alaska flight from Baltimore to Chicago is $444, flying from Nov 13 to Nov 17.
Which airlines have direct flights from Baltimore to Chicago?
Southwest, Frontier, United and American fly direct from Baltimore to Chicago.
  • There are 144 United direct flights from Baltimore to Chicago per week. Flights are available every day.
  • There are 85 Southwest direct flights from Baltimore to Chicago per week. Flights are available every day.
  • There are 77 American direct flights from Baltimore to Chicago per week. Flights are available every day.
  • There are 8 Frontier direct flights from Baltimore to Chicago per week. Flights are available on Monday, Thursday, Friday, Saturday and Sunday.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
Which airline provides the cheapest last-minute getaway flight from Baltimore to Chicago?
The cheapest last-minute deal between Baltimore and Chicago at price $197 is offered by Frontier from Fri, Oct 17 to Mon, Oct 20.
Which airlines have direct flights from Baltimore to Chicago?
Southwest, Frontier, United and American fly direct from Baltimore to Chicago.
  • There are 144 United direct flights from Baltimore to Chicago per week. Flights are available every day.
  • There are 85 Southwest direct flights from Baltimore to Chicago per week. Flights are available every day.
  • There are 77 American direct flights from Baltimore to Chicago per week. Flights are available every day.
  • There are 8 Frontier direct flights from Baltimore to Chicago per week. Flights are available on Monday, Thursday, Friday, Saturday and Sunday.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
When are direct flights from Baltimore to Chicago available?
There are direct flights from Baltimore to Chicago on a daily basis.
What are the cheapest direct flights from Baltimore to Chicago?
The cheapest direct (nonstop) round-trip flights between Baltimore and Chicago start at $82 from Thu, Nov 13 to Mon, Nov 17 with Frontier.
How can I find nonstop flights from Baltimore to Chicago?
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.
What are the cheapest business class flights from Baltimore to Chicago?
The cheapest business class round-trip flights between Baltimore and Chicago start at $366 from Sat, Dec 13 to Mon, Dec 15 with American.
What are the cheapest economy class flights from Baltimore to Chicago?
The cheapest economy class round-trip flights between Baltimore and Chicago start at $82 from Thu, Nov 13 to Mon, Nov 17.
How can I book business class trips from Baltimore to Chicago?
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.
Are there any last-minute deals from Baltimore to Chicago next weekend?
The best last-minute getaway deal for the next weekend between Baltimore and Chicago starts at $197 from Fri, Oct 17 to Mon, Oct 20 with Frontier.
Which airline provides the cheapest last-minute getaway flight from Baltimore to Chicago?
The cheapest last-minute deal between Baltimore and Chicago at price $197 is offered by Frontier from Fri, Oct 17 to Mon, Oct 20.
How can I find last-minute flight deals from Baltimore to Chicago?
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.

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