United Airlines Baltimore to Chicago Flights

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Best Airfare Price Calendar Flights Schedule

Cheapflightsplus.com will find cheap United Airlines flights from Baltimore to Chicago. Compare airline ticket prices and book air tickets starting from $135 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of United Airlines, arrivals and departure details below.

Find Cheap Airfare Baltimore (MD) — Chicago (IL) by United Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in march: one-way - $135, two-way – $232.

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Cheap Flights from Baltimore to Chicago by United Airlines

Look at the list of plane tickets for the most popular direct and connecting flights by United Airlines, their prices start from $135. The fastest nonstop flight takes 2h 22m. The fastest connecting flight — 7h 13m.

Price	Departure	Arrival	Flight Time	Airline	Flight
from $135 Find flight	6:30 am Baltimore Balt/Wash Intl	7:52 am Chicago O'Hare International	2h 22m	United Airlines	UA251
from $542 Find flight	4:02 pm Baltimore Balt/Wash Intl	10:38 pm Chicago O'Hare International	7h 36m layover 0h 50m - Denver	United Airlines	UA2012 UA2258
from $616 Find flight	8:03 am Baltimore Balt/Wash Intl	2:54 pm Chicago O'Hare International	7h 51m layover 0h 57m - Denver	United Airlines	UA2412 UA598
from $647 Find flight	6:00 am Baltimore Balt/Wash Intl	12:13 pm Chicago O'Hare International	7h 13m layover 0h 45m - Houston	United Airlines	UA2128 UA2124
from $656 Find flight	4:06 pm Baltimore Balt/Wash Intl	0:15 am+1 день Chicago O'Hare International	9h 9m layover 2h 53m - Houston	United Airlines	UA1528 UA1692
from $656 Find flight	4:06 pm Baltimore Balt/Wash Intl	10:58 pm Chicago O'Hare International	7h 52m layover 1h 32m - Houston	United Airlines	UA1528 UA321

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*Departure and arrival times are local. Prices are for one-way flights. Information refreshed on 02/23/2025

United Airlines Flight Schedule Baltimore to Chicago

Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.

Departure	Flight Details	Flight Time	Price
4:02 pm — 10:38 pm	4:09 pm — 6:20 pm UA2012 United Airlines Baltimore — Denver 50m stop 7:20 pm — 10:51 pm UA2258 United Airlines Denver — Chicago	7h 36m including layover	Find flight from$542
4:06 pm — 0:15 am +1 day	4:06 pm — 6:45 pm UA1528 United Airlines Baltimore — Houston 2h 53m stop 9:38 pm — 0:15 am UA1692 United Airlines Houston — Chicago	9h 9m including layover	Find flight from$656
4:06 pm — 10:58 pm	4:06 pm — 6:45 pm UA1528 United Airlines Baltimore — Houston 1h 32m stop 8:17 pm — 10:58 pm UA321 United Airlines Houston — Chicago	7h 52m including layover	Find flight from$656
6:00 am — 12:13 pm	6:00 am — 8:43 am UA2128 United Airlines Baltimore — Houston 45m stop 9:59 am — 12:49 pm UA2124 United Airlines Houston — Chicago	7h 13m including layover	Find flight from$647
6:30 am — 7:52 am	6:30 am — 7:52 am UA251 United Airlines Baltimore — Chicago	2h 22m	Find flight from$135
8:03 am — 2:54 pm	8:03 am — 10:23 am UA2412 United Airlines Baltimore — Denver 57m stop 11:20 am — 2:54 pm UA598 United Airlines Denver — Chicago	7h 51m including layover	Find flight from$616

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times are local. Last updated on 02/23/2025

Flight Information

There is 1 flight by United Airlines from Baltimore to Chicago every week with departures from Balt/Wash Intl, Baltimore Greenbelt T, Glenn L Martin, Baltimore Rail. All flights arrive at Chicago FSS, Midway, O'Hare International, Chicago NAS, Merrill C Meigs (closed), Dupage County, Pal-Waukee.

Departures start from 4:02 pm to 8:03 am. Nonstop flight is 2h 22m. The time difference between Baltimore and Chicago is 1h.

The fastest flight 2h 22m
Average flight time 2h 22m
The earliest flight 4:02 pm
The latest flight 8:03 am
Distance 605 ml

The cheapest months for traveling to Chicago are february (from 135 $), november (from 542 $), december (from 600 $).

The most expensive and popular months are january (from 647 $), december (from 600 $), november (from 542 $).

The cheapest flight by United Airlines that our users were able to find is $135. This airfare is economy class on one-way UA251 flight for February 21, 2025 leaving Balt/Wash Intl in Baltimore at 6:30 am, it includes all taxes and additional fees.

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United Airlines Airplanes on the Route

List of the most popular United Airlines airplanes flying from Baltimore to Chicago:

Other Popular Airlines on the Route

Besides United Airlines there are other 3 airline carriers between Baltimore and Chicago. Please review schedules and prices from the most popular airlines to find the best airfare deals from Baltimore to Chicago.

Nonstop flights

There are 2 direct flights every day from Baltimore. Airlines and fares are below:

F9 - Frontier Airlines

from $42

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Connecting Flights

List of flights with layovers (1 and more stops):

AS - Alaska Airlines

from $280

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NK - Spirit Airlines

from $158

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F9 - Frontier Airlines

from $75

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How to book an air ticket yourself?

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That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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