Cheap Flights from Baltimore, MD to Chicago, IL from $42

Return flight: Chicago – Baltimore

On Cheapflightsplus.com you will find 2 direct and 33 connecting flights from Baltimore to Chicago. You can compare airfare deals from 4 airlines and multiple travel sites from $42, 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.

Find One-Way and Round-Trip Baltimore to Chicago Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $42 (one-way), $72 (round-trip).
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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 Arrival Flight Details Flight Duration Price
06:30 — 07:52
06:30 — 07:52 UA251 United Airlines
Baltimore — Chicago
2h 22m
Find flight
from$133
19:09 — 20:08
19:09 — 20:08 F93087 Frontier Airlines
Baltimore — Chicago
1h 59m
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from$42
09:00 — 15:57
09:00 — 11:37 NK1185 Spirit Airlines
Baltimore — Miami
2h 3m stop
13:40 — 15:57 NK327 Spirit Airlines
Miami — Chicago
7h 57m
including layover
Find flight
from$169
09:00 — 20:40
09:00 — 11:37 NK1185 Spirit Airlines
Baltimore — Miami
6h 43m stop
18:20 — 20:40 NK3 Spirit Airlines
Miami — Chicago
12h 40m
including layover
Find flight
from$169
11:19 — 16:31
11:19 — 13:12 F91079 Frontier Airlines
Baltimore — Atlanta
2h 11m stop
15:23 — 16:31 F91595 Frontier Airlines
Atlanta — Chicago
6h 12m
including layover
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from$75
12:15 — 20:40
12:15 — 14:53 NK223 Spirit Airlines
Baltimore — Miami
3h 27m stop
18:20 — 20:40 NK3 Spirit Airlines
Miami — Chicago
9h 25m
including layover
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from$169
13:03 — 01:03
+1 day
13:03 — 15:04 F92705 Frontier Airlines
Baltimore — Denver
6h 23m stop
21:27 — 01:03 F93172 Frontier Airlines
Denver — Chicago
13h
including layover
Find flight
from$91
13:03 — 11:52
+1 day
13:03 — 15:04 F92705 Frontier Airlines
Baltimore — Denver
17h 26m stop
08:30 — 11:52 F92210 Frontier Airlines
Denver — Chicago
23h 49m
including layover
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from$97
15:25 — 00:59
+1 day
09:15 — 11:47 F93273 Frontier Airlines
Baltimore — Orlando
4h 49m stop
07:30 — 09:54 F93043 Frontier Airlines
Orlando — Chicago
10h 34m
including layover
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from$77
16:02 — 22:38
16:09 — 18:20 UA2012 United Airlines
Baltimore — Denver
50m stop
19:20 — 22:51 UA2258 United Airlines
Denver — Chicago
7h 36m
including layover
Find flight
from$536
16:06 — 22:58
16:06 — 18:45 UA1528 United Airlines
Baltimore — Houston
1h 32m stop
20:17 — 22:58 UA321 United Airlines
Houston — Chicago
7h 52m
including layover
Find flight
from$648
18:56 — 05:53
+1 day
18:56 — 22:00 AS379 Alaska Airlines
Baltimore — Seattle
1h 59m stop
23:59 — 05:53 AS461 Alaska Airlines
Seattle — Chicago
11h 57m
including layover
Find flight
from$277
21:10 — 14:02
+1 day
14:54 — 17:25 F94091 Frontier Airlines
Baltimore — Tampa
12h 47m stop
09:54 — 11:41 F91185 Frontier Airlines
Tampa — Chicago
17h 52m
including layover
Find flight
from$74
21:41 — 10:39
+1 day
21:41 — 00:03 F94397 Frontier Airlines
Baltimore — Dallas
7h 57m stop
08:00 — 10:39 F93242 Frontier Airlines
Dallas — Chicago
13h 58m
including layover
Find flight
from$81
06:30 — 22:29
06:30 — 09:06 NK1896 Spirit Airlines
Baltimore — Miami
5h 59m stop
15:05 — 16:10 NK322 Spirit Airlines
Miami — Tampa
4h 22m stop
20:32 — 22:29 NK1171 Spirit Airlines
Tampa — Chicago
16h 59m
including layover
Find flight
from$164
07:00 — 19:11
07:00 — 09:15 NK1935 Spirit Airlines
Baltimore — Dallas
2h 11m stop
11:26 — 15:46 NK2706 Spirit Airlines
Dallas — New York
1h 54m stop
17:40 — 19:11 NK918 Spirit Airlines
New York — Chicago
13h 11m
including layover
Find flight
from$175
07:00 — 14:15
07:00 — 09:15 NK1935 Spirit Airlines
Baltimore — Dallas
1h 10m stop
10:25 — 12:00 LF3552 flynordic
Dallas — Fort Leonard Wood
30m stop
12:30 — 14:15 LF3548 flynordic
Fort Leonard Wood — Chicago
8h 15m
including layover
Find flight
from$223
08:00 — 22:52
08:00 — 09:50 NK1910 Spirit Airlines
Baltimore — Atlanta
3h 55m stop
13:45 — 16:15 NK841 Spirit Airlines
Atlanta — Newark
5h stop
21:15 — 22:52 NK329 Spirit Airlines
Newark — Chicago
15h 52m
including layover
Find flight
from$156
08:00 — 01:13
+1 day
08:00 — 09:50 NK1910 Spirit Airlines
Baltimore — Atlanta
5h 16m stop
15:06 — 16:31 NK827 Spirit Airlines
Atlanta — Dallas
6h 28m stop
22:59 — 01:13 NK828 Spirit Airlines
Dallas — Chicago
18h 13m
including layover
Find flight
from$156
12:12 — 01:13
+1 day
12:12 — 14:40 NK1855 Spirit Airlines
Baltimore — Orlando
4h 23m stop
19:03 — 20:58 NK1096 Spirit Airlines
Orlando — Dallas
2h 1m stop
22:59 — 01:13 NK828 Spirit Airlines
Dallas — Chicago
14h 1m
including layover
Find flight
from$175
*Departure and arrival times - local. Updated on February 22, 2025

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 21:41 from 4 Baltimore airports and arrive 06:00 to 21:41 to 7 Chicago airports. Average flight time is 2h 11m.

  • The fastest flight 1h 59m
  • Average flight time 2h 11m
  • The earliest flight 06:00
  • The latest flight 21:41
  • Distance 605 ml

The cheapest months to travel to Chicago are november (from 42 $), february (from 50 $), january (from 74 $).

The most expensive months are december (from 77 $), january (from 74 $), february (from 50 $).

What is the lowest airfare Baltimore to Chicago?

The cheapest plane ticket found by our users is $42. This airfare is for economy class on one-way F93087 flight by Frontier Airlines for February 21, 2025 which leaves Balt/Wash Intl in Baltimore at 19:09 am and arrives at Chicago Midway at 20:08.

Economy class
$42
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Business class
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First class
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Popular Airlines on the Route

The flight Baltimore — Chicago is served by 4 regular airlines and 2 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 1 departures per week at the price of from $ 277 . And the most expensive tickets are offered by Spirit Airlines airline - from $ 675.

Direct flights

There are 2 nonstop flights on the route. The fastest direct flight is F93087 by Frontier Airlines takes 1h 59m and the cheapest is F93087 by Frontier Airlines for $42.

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Connecting Flights

There are 33 flights with layovers on the route. The fastest connecting flight is F91079 by Frontier Airlines takes 6h 12m and the cheapest is F93087 by Frontier Airlines for $74.

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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 $42
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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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