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$36+ Cheap flights from Maryland to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/18. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — ORD
Nov 9 — Nov 161
Sat 11/9
Sat 11/16
1 adult, Economy
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Find flight deals from Maryland to Illinois

Cheapest flights from Maryland to Illinois
Explore the most affordable flight options available from Maryland to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2024.

This Frontier deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1612:14 pmPHL - MDW
Nonstop2h 26mFrontier
Tue 12/177:45 amMDW - PHL
Nonstop2h 03mFrontier
Deal found 11/3$68
This Cheapflightsfares deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1310:19 pmPHL - ORD
Nonstop2h 28mFrontier
Mon 12/164:58 pmORD - PHL
Nonstop2h 07mFrontier
Deal found 11/3$76
This Frontier deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/134:33 pmBWI - MDW
Nonstop2h 04mFrontier
Mon 12/165:01 amMDW - BWI
1 stop7h 58mFrontier
Deal found 11/3$100
This Booking.com deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1110:26 amPHL - ORD
Nonstop2h 26mMultiple Airlines
Wed 11/131:09 pmORD - PHL
1 stop7h 32mMultiple Airlines
Deal found 11/4$115
This Orbitz deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/79:20 pmBWI - ORD
1 stop12h 04mFrontier
Mon 12/910:16 amORD - BWI
1 stop8h 09mFrontier
Deal found 11/4$118
This Travelocity deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/412:20 pmBWI - ORD
1 stop8h 55mMultiple Airlines
Mon 12/910:16 amORD - BWI
1 stop8h 09mMultiple Airlines
Deal found 11/3$126
This Flightnetwork deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/61:01 pmDCA - MDW
1 stop12h 12mFrontier
Mon 12/97:15 amMDW - DCA
1 stop13h 41mFrontier
Deal found 11/4$131
This American Airlines deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/71:41 pmPHL - ORD
Nonstop2h 30mAmerican Airlines
Sat 12/75:09 pmORD - PHL
Nonstop2h 00mAmerican Airlines
Deal found 11/4$132
This eDestinos deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/39:18 pmPHL - MDW
1 stop15h 24mMultiple Airlines
Sun 12/812:36 pmMDW - PHL
Nonstop2h 06mMultiple Airlines
Deal found 11/3$132
This FareScan deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FareScan is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/412:20 pmBWI - ORD
1 stop8h 55mSpirit Airlines
Tue 12/109:58 amORD - BWI
2 stops24h 17mSpirit Airlines
Deal found 11/3$132
This Frontier deal was found by Cheapflights users on 11/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/127:00 amDCA - ORD
1 stop8h 00mFrontier
Fri 12/137:25 amORD - DCA
1 stop8h 34mFrontier
Deal found 11/4$138
This CheapOair deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/177:02 pmIAD - ORD
1 stop19h 47mFrontier
Sat 12/214:45 pmORD - IAD
1 stop20h 27mFrontier
Deal found 11/3$138

Find flights from Maryland to Illinois within your budget

Customize your flight search to find flights from Maryland to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,455,398 searches. Data last updated November 4, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

PhiladelphiaChicago

PHL - ORD

PHLORD

Philadelphia

Mon 11/18

10:26 am-11:52 am

Nonstop2h 26m

$39

BaltimoreChicago

BWI - ORD

BWIORD

Baltimore/Washington

Tue 11/19

5:28 am-9:50 am

1 stop5h 22m

$62

PhiladelphiaChicago

PHL - ORD

PHLORD

Philadelphia

Wed 2/5

5:10 pm-6:41 pm

Nonstop2h 31m

$69

PhiladelphiaChicago

PHL - MDW

PHLMDW

Philadelphia

Wed 2/5

6:20 pm-7:35 pm

Nonstop2h 15m

$69

BaltimoreChicago

BWI - ORD

BWIORD

Baltimore/Washington

Tue 1/7

11:51 am-1:07 pm

Nonstop2h 16m

$70

PhiladelphiaChicago

PHL - MDW

PHLMDW

Philadelphia

Sat 11/23

1:25 pm-11:09 pm

1 stop10h 44m

$72

PhiladelphiaChicago

PHL - MDW

PHLMDW

Philadelphia

Thu 11/14

10:00 pm-11:20 pm

Nonstop2h 20m

$39

Washington, D.C.Chicago

DCA - ORD

DCAORD

Washington, D.C. Reagan-National

Tue 12/10

11:00 am-3:53 pm

1 stop5h 53m

$91

PhiladelphiaChicago

PHL - ORD

PHLORD

Philadelphia

Tue 2/4

5:15 pm-9:15 pm

1 stop5h 00m

$98

Washington, D.C.Chicago

IAD - ORD

IADORD

Washington, D.C. Dulles Intl

Thu 4/17

12:31 pm-6:19 pm

1 stop6h 48m

$123

Flights are sorted by cheapest first

Deals found on 11/4

Showing 1-10 of 60 results
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Best time to book a flight from Maryland to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Maryland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Maryland to Illinois

Get recent, data-driven insights about flights from Maryland to Illinois including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Maryland to Illinois?

Currently, September is the cheapest month in which you can book a flight from Maryland to Illinois (average of $232). Flying from Maryland to Illinois in June is currently the most expensive (average of $308). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MD to IL?

Find hourly flight availability from Maryland to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 4, 2024.

When flying from Maryland to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Maryland to Illinois

Explore weekly flight availability from Maryland to Illinois. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 4, 2024.

The most flights from USMD to USIL are scheduled on a Monday (14 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated November 4, 2024.
Peruse reviews from past customers who have flown with United Airlines, Frontier and American Airlines from Maryland to Illinois to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,089 reviews

Boarding

8.3

Comfort

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,089 reviews
Southwest
8.1
Very good
5,089 reviews

Boarding

8.3

Comfort

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,423 reviews
Southwest
8.1
Very good
5,089 reviews

Boarding

8.3

Comfort

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,829 reviews
Southwest
8.1
Very good
5,089 reviews

Boarding

8.3

Comfort

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Air Transat
7.8
Good
387 reviews
Southwest
8.1
Very good
5,089 reviews

Boarding

8.3

Comfort

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Porter Airlines
7.7
Good
293 reviews
Southwest
8.1
Very good
5,089 reviews

Boarding

8.3

Comfort

8.1

Food

7.2

Crew

8.7

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

Find useful and relevant information for your journey from Maryland to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Yes, there are multiple flights from Maryland to Illinois for under $100. The cheapest flight booked recently is on Frontier for just $67, but on average you can expect to pay $127.

  • Are there nonstop flights from Maryland to Illinois for under $100 on Cheapflights?

    Cheapflights has at least 17 direct flights from Maryland to Illinois under $100. A good price for a nonstop flight from Maryland to Illinois is less than $166.

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

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

  • What days are nonstop flights available from Maryland to Illinois?

    Days when nonstop flights are available for this flight are: Monday, Thursday, Friday, Saturday.

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

    13 flight departures from Maryland to Illinois per day on average.
    Early Morning (Midnight to 6am) - 23% of flight departures
    Morning (6am - Noon) - 54% of flight departures
    Afternoon (Noon - 6pm) - 23% of flight departures

  • How long is the flight from Maryland to Illinois?

    For as low as $67, Frontier can have you in Illinois from Maryland in 2h 20m. The distance from Maryland to Illinois is about 623 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Maryland to Illinois one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $36. However, be on the lookout for offers from Spirit Airlines and United Airlines, as they are both options that can get you from Maryland to Illinois for a low price.

  • What does BWI to ORD mean?

    Great question - BWI to ORD just means Baltimore/Washington Airport to Chicago O'Hare Intl Airport. Now you’ll know what these unique codes when you look for flights! Ready for more IATA code knowledge? These are related airports for your current travel destination: Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Champaign University-Willard Airport (CMI).

  • Can I find deals for flights from Maryland to Illinois that include extra baggage allowance?

    The amount of baggage you can bring on your Maryland to Illinois flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Maryland to Illinois with specific airlines?

    Yes, Cheapflights allows you to browse and filter Maryland to Illinois flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Maryland to Illinois that include hotel bookings?

    Yes. In addition to deals on Maryland to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Maryland to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Maryland to Illinois.

  • Can I find deals for business class flights from Maryland to Illinois?

    Yes. Cheapflights offers flight deals from Maryland to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Maryland to Illinois that allow pets onboard?

    Many airlines flying from Maryland to Illinois offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Maryland to Illinois?

    Yes, you can often find last-minute deals on Maryland to Illinois flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Maryland to Illinois flight deals updated?

    The Maryland to Illinois flight deals you see on this page were last updated on 11/4.

  • What is the cheapest month to book a flight from Maryland to Illinois?

    Currently, September is the cheapest month in which you can book a flight from Maryland to Illinois (average of $232). Flying from Maryland to Illinois in June is currently the most expensive (average of $308). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Maryland to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Maryland to Illinois

Discover the top 6 airlines that operate flights from Maryland to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,455,398 searches. Data last updated November 4, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$58Average$139FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$68Average$167FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$124Average$410FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$152Average$384FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$154Average$271FlexibilityNo cancel feeOn-time63%
DeltaCheapest$176Average$334FlexibilityNo cancel feeOn-timeN/A
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