Cheap Flights from Baltimore, MD to Chicago, IL from $109

Return flight: Chicago – Baltimore

On Cheapflightsplus.com you will find 5 direct and 72 connecting flights from Baltimore to Chicago. You can compare airfare deals from 7 airlines and multiple travel sites from $109, 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 06:00 to 21:23 from 4 Baltimore airports and arrive 06:00 to 21:23 to 7 Chicago airports. Average flight time is 2h 16m.

  • The fastest flight 2h 14m
  • Average flight time 2h 16m
  • The earliest flight 06:00
  • The latest flight 21:23
  • Distance 605 ml

The cheapest months to travel to Chicago are may (from 109 $).

What is the lowest airfare Baltimore to Chicago?

The cheapest plane ticket found by our users is $109. This airfare is for economy class on one-way UA581 flight by United Airlines for May 25, 2026 which leaves Balt/Wash Intl in Baltimore at 06:10 am and arrives at Chicago O'Hare International at 07:25.

Economy class
$109
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Business class
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First class
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Flight Schedule Baltimore (Maryland) to Chicago (Illinois)

06:10 — 07:25
2h 15m flight time
Find flight
from$109
Baltimore — Chicago
UA581 United Airlines
08:15 — 09:29
2h 14m flight time
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from$109
Baltimore — Chicago
UA2844 United Airlines
10:44 — 12:00
2h 16m flight time
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from$158
Baltimore — Chicago
UA704 United Airlines
13:10 — 12:37+1day
24h 27m flight time
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from$119
13:10 — 16:15 Baltimore — Miami
F94411 Frontier Airlines
17h 38m stop
09:53 — 12:37 Miami — Chicago
F92206 Frontier Airlines
14:00 — 18:13
5h 13m flight time
Find flight
from$116
11:08 — 12:23 Baltimore — New Haven
XP409 Casino Express
1h 5m stop
13:45 — 15:05 New Haven — Chicago
XP421 Casino Express
15:26 — 23:13
8h 47m flight time
Find flight
from$133
15:26 — 17:54 Baltimore — Orlando
F93663 Frontier Airlines
3h 4m stop
20:58 — 23:13 Orlando — Chicago
F92791 Frontier Airlines
17:32 — 18:55
2h 23m flight time
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from$173
Baltimore — Chicago
UA590 United Airlines
19:48 — 23:15+1day
28h 27m flight time
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from$121
19:48 — 22:26 Baltimore — Miami
NK358 Spirit Airlines
22h 29m stop
20:55 — 23:15 Miami — Chicago
NK1 Spirit Airlines
20:05 — 21:29
2h 24m flight time
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from$109
Baltimore — Chicago
UA276 United Airlines
21:13 — 09:54+1day
13h 41m flight time
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from$125
21:13 — 23:29 Baltimore — Houston
NK929 Spirit Airlines
7h 46m stop
07:15 — 09:54 Houston — Chicago
NK1015 Spirit Airlines
21:13 — 23:01+1day
26h 48m flight time
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from$125
21:13 — 23:29 Baltimore — Houston
NK929 Spirit Airlines
20h 43m stop
20:12 — 23:01 Houston — Chicago
F93136 Frontier Airlines
21:13 — 23:15+1day
27h 2m flight time
Find flight
from$162
21:13 — 23:29 Baltimore — Houston
NK929 Spirit Airlines
6h 16m stop
05:45 — 09:08 Houston — Miami
NK2518 Spirit Airlines
11h 47m stop
20:55 — 23:15 Miami — Chicago
NK1 Spirit Airlines
21:23 — 07:55+1day
11h 32m flight time
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from$119
21:23 — 23:39 Baltimore — Atlanta
F92509 Frontier Airlines
6h 56m stop
06:35 — 07:55 Atlanta — Chicago
F91441 Frontier Airlines
21:23 — 11:12+1day
14h 49m flight time
Find flight
from$142
21:23 — 23:39 Baltimore — Atlanta
F92509 Frontier Airlines
10h 29m stop
10:08 — 11:12 Atlanta — Chicago
F92779 Frontier Airlines
21:23 — 22:02+1day
25h 39m flight time
Find flight
from$142
21:23 — 23:39 Baltimore — Atlanta
F92509 Frontier Airlines
21h 21m stop
21:00 — 22:02 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 April 8, 2026.

Popular Airlines on the Route

The flight Baltimore — Chicago is served by 7 regular airlines and 4 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 5 departures per week at the price of from $ 465 . And the most expensive tickets are offered by United Airlines airline - from $ 1175.

Direct flights

There are 5 nonstop flights on the route. The fastest direct flight is UA2844 by United Airlines takes 2h 14m and the cheapest is UA581 by United Airlines for $109.

  • UA - United Airlines
    from $109
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Connecting Flights

There are 72 flights with layovers on the route. The fastest connecting flight is XP409 by Casino Express takes 5h 13m and the cheapest is UA581 by United Airlines for $116.

  • AS - Alaska Airlines
    from $465
    Find
  • F9 - Frontier Airlines
    from $119
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  • SY - Sun Country Airlines
    from $317
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  • XP - Casino Express
    from $116
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  • WS - WestJet
    from $493
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  • UA - United Airlines
    from $598
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  • NK - Spirit Airlines
    from $121
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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 $109
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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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