Cheap flights from Baltimore (BWI) to Illinois (IL)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

How to find the cheapest flight from
Baltimore (BWI) to Illinois

All the information you need to plan the best BWI to ORD flight in 2021: compare Baltimore to Illinois flight prices with the expected peak season, weather and rainfall in Illinois.
When is the cheapest time to fly from Baltimore to Illinois (BWI - IL)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Baltimore to Illinois as you normally would.

What is the cheapest month to fly from Baltimore to Illinois?

August can be a great time to fly to Illinois from Baltimore with a flight ticket averaging about $225. Cheapflights users have found deals in the month of August for as cheap as $77. The most expensive prices can be found in the month of November.

Cheap flights from Baltimore to Illinois in November, December 2021

The best prices found for BWI to Illinois flights for November, December
7 Dec - 14 Dec
$89pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
8 Dec - 14 Dec
$90pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
9 Dec - 11 Dec
$93pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington

Baltimore/Washington to Illinois 2022 flight deals

Cheap flights to Illinois from Baltimore found for next year
7 Dec - 14 Dec
$89pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
8 Dec - 14 Dec
$90pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
9 Dec - 11 Dec
$93pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington

Non-stop flights to Illinois from Baltimore

Save time with Baltimore to Illinois direct flight deals
14 May - 23 May
$134pp
BWI
Baltimore/Washington
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington
14 May - 24 May
$143pp
BWI
Baltimore/Washington
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington
21 May - 23 May
$145pp
BWI
Baltimore/Washington
Spirit Airlines
Non-Stop
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington

Last minute flights from Baltimore to Illinois

Late deals on round-trip flights to Illinois from Baltimore, departing today and this week
7 Dec - 14 Dec
$89pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
8 Dec - 14 Dec
$90pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
7 Dec - 8 Dec
$104pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
ORD
Chicago O'Hare Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington

One-way flights to Illinois from Baltimore

The cheapest one-way flights from Baltimore to Illinois
1:30 am - 1:44 pm
Spirit Airlines
1 Stop
13h 14m
BWI - ORD
Spirit Airlines
$32
mytrip.com
3:30 am - 1:44 pm
Spirit Airlines
1 Stop
11h 14m
BWI - ORD
Spirit Airlines
$36
FareScan
3:30 am - 6:59 pm
Spirit Airlines
1 Stop
16h 29m
BWI - ORD
Spirit Airlines
$38
Gotogate

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Baltimore</span> to <span class="emphasized">Illinois</span> flights.

Flight FAQs

From Baltimore to Illinois

What airport do you fly from for flights from Baltimore to Illinois?

If you book a flight to Illinois from Baltimore, you will be flying from Baltimore/Washington, which is the city’s only airport. Baltimore/Washington (BWI) is located 8.5 mi from the center of Baltimore.

Which airlines flying from Baltimore/Washington to Illinois have flexible cancellations due to COVID-19?

Spirit Airlines, American Airlines, and United Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Baltimore to Illinois for under $100 on Cheapflights?

Yes, there are multiple flights from Baltimore to Illinois for under $100. The cheapest flight booked recently is on Spirit Airlines for just $79, but on average you can expect to pay $100.

Are there nonstop flights from Baltimore to Illinois for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Baltimore to Illinois under $200. A good price for a nonstop flight from Baltimore to Illinois is less than $177.

Are there last-minute flights available from Baltimore to Illinois for under $100?

There are currently 20+ open flights from Baltimore to Illinois within the next 7 days for less than $100.

What days are nonstop flights available from Baltimore to Illinois?

Days when nonstop flights are available for this flight are: Monday, Tuesday, Wednesday, Thursday.

How many flights depart from Baltimore to Illinois on average per day?

On average, you can expect to see 17 flights from Baltimore to Illinois a day.
Morning (6am - Noon) - 65% of flight departures
Afternoon (Noon - 6pm) - 29% of flight departures
Evening (6pm - Midnight) - 6% of flight departures

How long is the flight from Baltimore to Illinois?

Spirit Airlines can get you from Baltimore to Illinois in just under 26h 34m. Your travel time can differ by up to . Baltimore and Illinois are separated by a distance of 623 mi.

What are the most popular routes from Baltimore to Illinois?

When deciding which route to take from Baltimore to Illinois consider Baltimore/Washington - Chicago O'Hare Intl, Baltimore/Washington - Chicago Midway or Baltimore/Washington - Lambert-St Louis as they are the most popular.

What are the cheapest flights from Baltimore to Illinois?

Looking for the cheapest flight from Baltimore to Illinois? While on average our users pay $225, our data indicates the cheapest price to be $17. The most popular route (Baltimore/Washington - Chicago O'Hare Intl), is priced around $79.

What are the most popular airlines that fly from Baltimore to Illinois?

Major Airline, American Airlines and JetBlue are the most popular airlines when flying from Baltimore to Illinois.

What are the most reliable airlines from Baltimore to Illinois?

Consider ANA (98%), Envoy Air (98%) or Republic Airways (94%) when booking your flight. These represent the most reliable airlines when flying from Baltimore to Illinois.

COVID Restrictions

View COVID Travel Restrictions for Illinois (IL)

Do I need a COVID test to fly to Illinois from Baltimore?

Information is based on travel restrictions for travel to Illinois within the United States

Most visitors from Baltimore/Washington need to provide a negative COVID-19 test result and/or quarantine to enter Illinois.

COVID-19 testing requirements
Visitors from Baltimore/Washington must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Illinois.

Quarantine requirements
Visitors from Baltimore/Washington are not required to quarantine after entering Illinois.

Do I need a test to fly back to Baltimore from Illinois?

Returning to Baltimore/Washington from Illinois

COVID-19 testing requirements
Visitors from Illinois must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Baltimore/Washington.

Quarantine requirements
Visitors from Illinois are not required to quarantine after entering Baltimore/Washington.

Hide COVID Travel Restrictions for Illinois (IL)

Destination points for flights from Baltimore to Illinois

Select to see more specific information for flights from Baltimore to all places in Illinois.

Destination information for Illinois

Things to know before you go - useful duration and weather info for your trip from Baltimore to Illinois.

Airports servicing Baltimore

Airports servicing

Bloomington (BMI)
Champaign (CMI)
Decatur (DEC)
Moline (MLI)
Marion (MWA)

Top 5 airlines flying from Baltimore/Washington to Illinois

The chart below displays the airlines Cheapflights users traveling from Baltimore to Illinois choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
American Airlines
$51 $312 No cancel fee 71%
Spirit Airlines
$56 $189 No cancel fee 65%
United Airlines
$67 $307 No cancel fee 69%
Delta
$72 $344 No cancel fee N/A
Southwest
$198 $418 No cancel fee 63%
Home North America USA Illinois Cheap flights from Baltimore to Illinois