Cheap Flights from Baltimore, MD to Chicago, IL from $59

Return flight: Chicago – Baltimore

On Cheapflightsplus.com you will find 3 direct and 69 connecting flights from Baltimore to Chicago. You can compare airfare deals from 6 airlines and multiple travel sites from $59, book and save on cheap plane tickets and last minute offers. Also check out BWI-CHI flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from Baltimore to Chicago depends on and how to choose the most interesting flight option for you.

Distance between Baltimore and Chicago is 973 miles. Time difference between the cities is 1h. Airplanes depart 05:30 to 21:57 from 4 Baltimore airports and arrive 05:30 to 21:57 to 7 Chicago airports. Average flight time is 2h 15m.

  • The fastest flight 2h 6m
  • Average flight time 2h 15m
  • The earliest flight 05:30
  • The latest flight 21:57
  • Distance 605 ml

The cheapest months to travel to Chicago are july (from 59 $), august (from 62 $), june (from 181 $).

The most expensive months are may (from 320 $), october (from 312 $), june (from 181 $).

What is the lowest airfare Baltimore to Chicago?

The cheapest plane ticket found by our users is $59. This airfare is for economy class on one-way F94063 flight by Frontier Airlines for August 17, 2025 which leaves Balt/Wash Intl in Baltimore at 11:42 am and arrives at Chicago O'Hare International at 13:04.

Economy class
$59
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Business class
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First class
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Flight Schedule Baltimore (Maryland) to Chicago (Illinois)

06:00 — 21:33
16h 33m flight time
Find flight
from$310
06:00 — 08:17 Baltimore — Houston
UA2128 United Airlines
10h 23m stop
18:40 — 21:33 Houston — Chicago
UA520 United Airlines
06:00 — 23:12
18h 12m flight time
Find flight
from$312
06:00 — 08:17 Baltimore — Houston
UA2128 United Airlines
12h 8m stop
21:30 — 00:13 Houston — Chicago
UA2013 United Airlines
06:15 — 07:30
2h 15m flight time
Find flight
from$112
Baltimore — Chicago
UA224 United Airlines
07:51 — 22:30
15h 39m flight time
Find flight
from$316
07:51 — 10:40 Baltimore — Seattle
AS349 Alaska Airlines
5h 45m stop
16:25 — 22:30 Seattle — Chicago
AS941 Alaska Airlines
10:04 — 11:10
2h 6m flight time
Find flight
from$179
Baltimore — Chicago
NK2072 Spirit Airlines
10:35 — 22:23+1day
36h 48m flight time
Find flight
from$315
10:35 — 12:37 Baltimore — Atlanta
F91079 Frontier Airlines
8h 53m stop
21:30 — 22:56 Atlanta — Houston
F94075 Frontier Airlines
20h 49m stop
19:45 — 22:23 Houston — Chicago
F93282 Frontier Airlines
11:08 — 15:05
4h 57m flight time
Find flight
from$231
11:08 — 12:23 Baltimore — New Haven
XP409 Casino Express
1h 22m stop
13:45 — 15:05 New Haven — Chicago
XP421 Casino Express
11:42 — 13:04
2h 22m flight time
Find flight
from$59
Baltimore — Chicago
F94063 Frontier Airlines
16:31 — 16:10+1day
24h 39m flight time
Find flight
from$289
16:31 — 18:18 Baltimore — Charlotte
F93075 Frontier Airlines
11h 42m stop
06:00 — 07:44 Charlotte — Orlando
NK626 Spirit Airlines
6h 23m stop
14:07 — 16:10 Orlando — Chicago
NK2410 Spirit Airlines
19:10 — 12:07+1day
17h 57m flight time
Find flight
from$227
19:10 — 22:00 Baltimore — Seattle
HA4842 Hawaiian Airlines
7h 53m stop
06:00 — 12:07 Seattle — Chicago
HA6816 Hawaiian Airlines
19:10 — 12:07+1day
17h 57m flight time
Find flight
from$236
19:10 — 22:00 Baltimore — Seattle
AS379 Alaska Airlines
7h 53m stop
06:00 — 12:07 Seattle — Chicago
AS408 Alaska Airlines
19:10 — 05:40+1day
11h 30m flight time
Find flight
from$253
19:10 — 22:00 Baltimore — Seattle
HA4842 Hawaiian Airlines
1h 33m stop
23:40 — 05:40 Seattle — Chicago
HA6815 Hawaiian Airlines
19:10 — 05:40+1day
11h 30m flight time
Find flight
from$261
19:05 — 22:00 Baltimore — Seattle
AS379 Alaska Airlines
1h 33m stop
23:40 — 05:40 Seattle — Chicago
AS328 Alaska Airlines
19:37 — 17:05+1day
22h 28m flight time
Find flight
from$312
19:37 — 20:24 Baltimore — Nashville
NK2581 Spirit Airlines
18h 37m stop
15:01 — 17:05 Nashville — Chicago
F93080 Frontier Airlines
21:57 — 09:02+2days
36h 5m flight time
Find flight
from$301
21:57 — 00:15 Baltimore — Orlando
NK1961 Spirit Airlines
22h 19m stop
22:34 — 00:24 Orlando — Atlanta
F94025 Frontier Airlines
7h 36m stop
08:00 — 09:02 Atlanta — Chicago
F92291 Frontier Airlines
Full flight schedule will help you in detecting at what time planes fly from Baltimore to Chicago. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.
*Departure and arrival times - local. Updated on October 15, 2025.

Popular Airlines on the Route

The flight Baltimore — Chicago is served by 6 regular airlines and 2 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 3 departures per week at the price of from $ 236 . And the most expensive tickets are offered by United Airlines airline - from $ 1135.

Direct flights

There are 3 nonstop flights on the route. The fastest direct flight is NK2072 by Spirit Airlines takes 2h 6m and the cheapest is F94063 by Frontier Airlines for $59.

  • F9 - Frontier Airlines
    from $59
    Find
  • UA - United Airlines
    from $112
    Find
  • NK - Spirit Airlines
    from $179
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See more direct flights

Connecting Flights

There are 69 flights with layovers on the route. The fastest connecting flight is XP409 by Casino Express takes 4h 57m and the cheapest is F94063 by Frontier Airlines for $227.

  • AS - Alaska Airlines
    from $236
    Find
  • F9 - Frontier Airlines
    from $289
    Find
  • XP - Casino Express
    from $231
    Find
  • HA - Hawaiian Airlines
    from $227
    Find
  • UA - United Airlines
    from $310
    Find
  • NK - Spirit Airlines
    from $301
    Find
See more connecting flights

Airports

You can fly from Baltimore to Chicago from 4 airports (Baltimore Rail, Balt/Wash Intl, Baltimore Greenbelt T, Glenn L Martin).

Baltimore airports

  • Baltimore Rail-ZBP
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  • Balt/Wash Intl-BWI
    from $59
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  • Baltimore Greenbelt T-GBO
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  • Glenn L Martin-MTN
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Chicago airports

  • O'Hare International-ORD
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  • Midway-MDW
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  • Dupage County-DPA
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  • Chicago FSS-CHI
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  • Merrill C Meigs (closed)-CGX
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  • Pal-Waukee-PWK
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  • Chicago NAS-NOH
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How to book a plane ticket yourself?

How to book an air ticket yourself?
  • Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
  • Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
  • Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
  • Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
  • 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.

    To find a plane ticket, please select dates.

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