Cheap Flights from Baltimore, MD to Chicago, IL from $43

One way Round trip

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On Cheapflightsplus.com you will find 11 direct and 289 connecting flights from Baltimore to Chicago. You can compare airfare deals from 6 airlines and multiple travel sites from $43, 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: $43 (one-way), $74 (round-trip).

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Best Flights from Baltimore to Chicago Today

Take a look at the list of non stop flights and flights with layovers from Baltimore to Chicago with the lowest price of $43. The fastest direct flight takes 2h and the fastest connecting – 5h 25m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $43 Find flight	07:38 Baltimore Balt/Wash Intl	08:38 Chicago O'Hare International	2h 0m	Spirit Airlines	NK2439
from $43 Find flight	19:25 Baltimore Balt/Wash Intl	20:48 Chicago O'Hare International	2h 23m	Spirit Airlines	NK1187
from $44 Find flight	16:49 Baltimore Balt/Wash Intl	17:50 Chicago Midway	2h 1m	Frontier Airlines	F93087
from $46 Find flight	11:42 Baltimore Balt/Wash Intl	13:04 Chicago O'Hare International	2h 22m	Frontier Airlines	F94063
from $88 Find flight	10:51 Baltimore Balt/Wash Intl	12:05 Chicago O'Hare International	2h 14m	United Airlines	UA455
from $222 Find flight	10:50 Baltimore Balt/Wash Intl	12:11 Chicago O'Hare International	2h 21m	United Airlines	UA3417
from $47 Find flight	17:49 Baltimore Balt/Wash Intl	22:14 Chicago Midway	5h 25m layover 1h 13m - Atlanta	Frontier Airlines	F92509 F92779
from $63 Find flight	08:45 Baltimore Balt/Wash Intl	14:34 Chicago O'Hare International	6h 49m layover 0h 55m - Miami	Spirit Airlines	NK1185 NK866
from $63 Find flight	06:30 Baltimore Balt/Wash Intl	14:34 Chicago O'Hare International	9h 4m layover 3h 11m - Miami	Spirit Airlines	NK1896 NK866
from $63 Find flight	06:30 Baltimore Balt/Wash Intl	17:37 Chicago O'Hare International	12h 7m layover 6h 14m - Miami	Spirit Airlines	NK1896 NK1026
from $67 Find flight	08:30 Baltimore Balt/Wash Intl	22:29 Chicago O'Hare International	14h 59m layover 9h 18m - Tampa	Frontier Airlines	F94091 F92317
from $69 Find flight	12:54 Baltimore Balt/Wash Intl	20:34 Chicago O'Hare International	8h 40m layover 2h 39m - Dallas	Frontier Airlines	F91475 F91342
from $74 Find flight	16:28 Baltimore Balt/Wash Intl	21:21 Chicago O'Hare International	5h 53m layover 1h 44m - Charlotte	Frontier Airlines	F93075 F93141
from $75 Find flight	12:11 Baltimore Balt/Wash Intl	23:31 Chicago O'Hare International	12h 20m layover 6h 38m - Orlando	Frontier Airlines	F93663 F92791
from $77 Find flight	14:59 Baltimore Balt/Wash Intl	20:17 Chicago Midway	6h 18m layover 1h 1m - Orlando	Frontier Airlines	F94003 F93853
from $77 Find flight	12:23 Baltimore Balt/Wash Intl	20:17 Chicago Midway	8h 54m layover 3h 35m - Orlando	Frontier Airlines	F93663 F93853

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on June 28, 2025

Flight Schedule Baltimore (Maryland) to Chicago (Illinois)

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	Flight Details	Flight Duration	Price
06:15 — 07:30	06:15 — 07:30 UA224 United Airlines Baltimore — Chicago	2h 15m	Find flight from$88
06:15 — 07:31	06:15 — 07:31 UA1316 United Airlines Baltimore — Chicago	2h 16m	Find flight from$88
07:38 — 08:38	07:38 — 08:38 NK2439 Spirit Airlines Baltimore — Chicago	2h	Find flight from$43
10:50 — 12:11	10:50 — 12:11 UA3417 United Airlines Baltimore — Chicago	2h 21m	Find flight from$222
10:51 — 12:05	10:51 — 12:05 UA455 United Airlines Baltimore — Chicago	2h 14m	Find flight from$88
11:42 — 13:04	11:42 — 13:04 F94063 Frontier Airlines Baltimore — Chicago	2h 22m	Find flight from$46
16:49 — 17:50	16:49 — 17:50 F93087 Frontier Airlines Baltimore — Chicago	2h 1m	Find flight from$44
17:20 — 18:35	17:20 — 18:35 UA590 United Airlines Baltimore — Chicago	2h 15m	Find flight from$88
18:50 — 20:10	18:50 — 20:10 UA5396 United Airlines Baltimore — Chicago	2h 20m	Find flight from$88
19:00 — 20:16	19:00 — 20:16 UA2432 United Airlines Baltimore — Chicago	2h 16m	Find flight from$88
19:25 — 20:48	19:25 — 20:48 NK1187 Spirit Airlines Baltimore — Chicago	2h 23m	Find flight from$43
06:30 — 14:34	06:30 — 09:06 NK1896 Spirit Airlines Baltimore — Miami 3h 11m stop 12:17 — 14:34 NK866 Spirit Airlines Miami — Chicago	9h 4m including layover	Find flight from$63
06:30 — 17:37	06:30 — 09:06 NK1896 Spirit Airlines Baltimore — Miami 6h 14m stop 15:20 — 17:37 NK1026 Spirit Airlines Miami — Chicago	12h 7m including layover	Find flight from$63
07:20 — 13:47	07:20 — 09:30 F92633 Frontier Airlines Baltimore — Atlanta 3h 20m stop 12:47 — 13:49 F92291 Frontier Airlines Atlanta — Chicago	7h 27m including layover	Find flight from$78
08:45 — 14:34	08:45 — 11:22 NK1185 Spirit Airlines Baltimore — Miami 55m stop 12:17 — 14:34 NK866 Spirit Airlines Miami — Chicago	6h 49m including layover	Find flight from$63
08:45 — 17:37	08:45 — 11:22 NK1185 Spirit Airlines Baltimore — Miami 3h 58m stop 15:20 — 17:37 NK1026 Spirit Airlines Miami — Chicago	9h 52m including layover	Find flight from$63
10:17 — 18:03	10:17 — 12:18 F91079 Frontier Airlines Baltimore — Atlanta 4h 46m stop 17:04 — 18:03 F92291 Frontier Airlines Atlanta — Chicago	8h 46m including layover	Find flight from$91
11:14 — 23:58	11:14 — 13:48 NK1224 Spirit Airlines Baltimore — Miami 7h 47m stop 21:35 — 23:58 NK1219 Spirit Airlines Miami — Chicago	13h 44m including layover	Find flight from$102
12:11 — 23:31	12:14 — 14:39 F93663 Frontier Airlines Baltimore — Orlando 6h 38m stop 22:17 — 00:20 F92791 Frontier Airlines Orlando — Chicago	12h 20m including layover	Find flight from$75
12:54 — 20:34	12:54 — 15:24 F91475 Frontier Airlines Baltimore — Dallas 2h 39m stop 18:03 — 20:34 F91342 Frontier Airlines Dallas — Chicago	8h 40m including layover	Find flight from$69
13:16 — 23:26	13:16 — 15:52 F91475 Frontier Airlines Baltimore — Dallas 5h 3m stop 20:55 — 23:26 F93242 Frontier Airlines Dallas — Chicago	11h 10m including layover	Find flight from$91
13:16 — 00:44 +1 day	13:16 — 15:52 F91475 Frontier Airlines Baltimore — Dallas 6h 33m stop 22:25 — 00:44 F92882 Frontier Airlines Dallas — Chicago	12h 28m including layover	Find flight from$91
14:59 — 20:17	19:55 — 22:27 F94003 Frontier Airlines Baltimore — Orlando 1h 1m stop 18:20 — 20:17 F93853 Frontier Airlines Orlando — Chicago	6h 18m including layover	Find flight from$77
14:59 — 07:09 +1 day	14:59 — 17:21 F94003 Frontier Airlines Baltimore — Orlando 11h 40m stop 06:30 — 08:38 F93043 Frontier Airlines Orlando — Chicago	17h 10m including layover	Find flight from$81
16:28 — 21:21	17:16 — 18:57 F93075 Frontier Airlines Baltimore — Charlotte 1h 44m stop 22:09 — 23:42 F93141 Frontier Airlines Charlotte — Chicago	5h 53m including layover	Find flight from$74
17:48 — 23:29	17:48 — 20:02 F92509 Frontier Airlines Baltimore — Atlanta 2h 3m stop 22:05 — 23:29 F91595 Frontier Airlines Atlanta — Chicago	6h 41m including layover	Find flight from$66
17:49 — 22:14	18:35 — 20:48 F92509 Frontier Airlines Baltimore — Atlanta 1h 13m stop 22:28 — 23:29 F92779 Frontier Airlines Atlanta — Chicago	5h 25m including layover	Find flight from$47
18:49 — 23:53 +1 day	18:49 — 20:54 F92705 Frontier Airlines Baltimore — Denver 23h 28m stop 20:22 — 23:53 F93172 Frontier Airlines Denver — Chicago	30h 4m including layover	Find flight from$91
20:30 — 22:28 +1 day	20:30 — 22:27 NK1313 Spirit Airlines Baltimore — Atlanta 22h 52m stop 21:19 — 22:28 NK1200 Spirit Airlines Atlanta — Chicago	26h 58m including layover	Find flight from$79
20:38 — 08:50 +1 day	20:38 — 23:18 NK2563 Spirit Airlines Baltimore — Miami 7h 12m stop 06:30 — 08:50 NK2 Spirit Airlines Miami — Chicago	13h 12m including layover	Find flight from$97
05:45 — 14:15	05:45 — 07:34 NK1910 Spirit Airlines Baltimore — Atlanta 2h 8m stop 09:42 — 11:14 NK1851 Spirit Airlines Atlanta — Orlando 54m stop 12:08 — 14:15 NK3201 Spirit Airlines Orlando — Chicago	9h 30m including layover	Find flight from$111
05:45 — 15:35	05:45 — 07:34 NK1910 Spirit Airlines Baltimore — Atlanta 2h 56m stop 10:30 — 11:40 NK3156 Spirit Airlines Atlanta — Houston 1h 8m stop 12:48 — 15:35 NK1338 Spirit Airlines Houston — Chicago	10h 50m including layover	Find flight from$111
21:59 — 14:34 +1 day	21:59 — 23:29 NK3075 Spirit Airlines Baltimore — Boston 6h 41m stop 06:10 — 09:32 NK296 Spirit Airlines Boston — Miami 2h 45m stop 12:17 — 14:34 NK866 Spirit Airlines Miami — Chicago	17h 35m including layover	Find flight from$102
21:59 — 17:37 +1 day	21:59 — 23:29 NK3075 Spirit Airlines Baltimore — Boston 6h 41m stop 06:10 — 09:32 NK296 Spirit Airlines Boston — Miami 5h 48m stop 15:20 — 17:37 NK1026 Spirit Airlines Miami — Chicago	20h 38m including layover	Find flight from$102

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

*Departure and arrival times - local. Updated on June 28, 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 05:45 to 21:59 from 4 Baltimore airports and arrive 05:45 to 21:59 to 7 Chicago airports. Average flight time is 2h 16m.

The fastest flight 2h
Average flight time 2h 16m
The earliest flight 05:45
The latest flight 21:59
Distance 605 ml

The cheapest months to travel to Chicago are july (from 58 $), august (from 58 $), february (from 63 $).

The most expensive months are november (from 144 $), october (from 96 $), september (from 92 $).

What is the lowest airfare Baltimore to Chicago?

The cheapest plane ticket found by our users is $43. This airfare is for economy class on one-way NK2439 flight by Spirit Airlines for August 28, 2025 which leaves Balt/Wash Intl in Baltimore at 07:38 am and arrives at Chicago O'Hare International at 08:38.

Economy class

$43

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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 6 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 13 departures per week at the price of from $ 180 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 3536.

Direct flights

There are 11 nonstop flights on the route. The fastest direct flight is NK2439 by Spirit Airlines takes 2h and the cheapest is NK2439 by Spirit Airlines for $43.

F9 - Frontier Airlines

from $44

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UA - United Airlines

from $88

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NK - Spirit Airlines

from $43

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Connecting Flights

There are 289 flights with layovers on the route. The fastest connecting flight is F92509 by Frontier Airlines takes 5h 25m and the cheapest is NK2439 by Spirit Airlines for $47.

AS - Alaska Airlines

from $180

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F9 - Frontier Airlines

from $47

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SY - Sun Country Airlines

from $94

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HA - Hawaiian Airlines

from $179

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UA - United Airlines

from $216

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NK - Spirit Airlines

from $63

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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 $43
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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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Airplanes

There are flights to Chicago from Baltimore by 6 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Baltimore

You may also consider searching for discounted plane tickets to some other popular places from Baltimore within United States.

Baltimore — Boston

from $74

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Baltimore — Orlando

from $56

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Baltimore — Atlanta

from $62

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Baltimore — Chicago

from $75

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Baltimore — Houston

from $78

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Baltimore — Tampa

from $70

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Baltimore — Las Vegas

from $69

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Baltimore — New York

from $76

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Baltimore — Dallas

from $68

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Baltimore — Denver

from $67

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Top International Destinations from Baltimore

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Baltimore — London

from $75

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Baltimore — Toronto

from $74

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Baltimore — Cancun

from $63

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Baltimore — Albany

from $74

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Baltimore — Montreal

from $79

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Baltimore — San Juan

from $64

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Baltimore — Bermuda

from $72

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Baltimore — Vancouver

from $68

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Baltimore — Dublin

from $68

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Baltimore — Rome

from $63

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
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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.
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