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$39+ Cheap flights from Illinois to Maryland

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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BWI
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Illinois to Maryland

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) to Maryland (USMD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Find flight deals from Illinois to Maryland

Cheapest flights from Illinois to Maryland
Explore the most affordable flight options available from Illinois to Maryland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Cheapflightsfares deal was found by Cheapflights users on 11/20. 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.
Thu 12/1212:36 pmMDW - PHL
Nonstop2h 06mFrontier
Sun 12/154:50 pmPHL - MDW
Nonstop2h 22mFrontier
Deal found 11/20$76
This Cheapflightsfares deal was found by Cheapflights users on 11/20. 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 12/66:07 pmORD - PHL
Nonstop2h 07mFrontier
Mon 12/99:10 pmPHL - ORD
Nonstop2h 28mFrontier
Deal found 11/20$77
This Cheapflightsfares deal was found by Cheapflights users on 11/21. 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 12/612:51 pmMDW - BWI
Nonstop1h 52mFrontier
Mon 12/94:18 pmBWI - MDW
Nonstop2h 04mFrontier
Deal found 11/21$116
This Orbitz deal was found by Cheapflights users on 11/20. 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.
Mon 12/910:16 amORD - BWI
1 stop8h 09mFrontier
Mon 12/1610:47 amBWI - ORD
1 stop5h 56mFrontier
Deal found 11/20$118
This CheapOair deal was found by Cheapflights users on 11/20. 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.
Wed 12/45:02 pmSTL - PHL
1 stop17h 46mFrontier
Sat 12/710:59 pmPHL - STL
1 stop25h 25mFrontier
Deal found 11/20$118
This American Airlines deal was found by Cheapflights users on 11/21. 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.
Wed 12/116:31 amORD - PHL
Nonstop2h 01mAmerican Airlines
Mon 12/169:30 amPHL - ORD
Nonstop2h 30mAmerican Airlines
Deal found 11/21$131
This Kiwi.com deal was found by Cheapflights users on 11/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/94:58 pmORD - PHL
Nonstop2h 07mMultiple Airlines
Tue 12/107:16 amPHL - ORD
1 stop13h 59mMultiple Airlines
Deal found 11/20$136
This Travelocity deal was found by Cheapflights users on 11/21. 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.
Tue 12/172:20 pmMDW - IAD
1 stop6h 00mFrontier
Wed 12/183:25 pmIAD - MDW
1 stop6h 52mFrontier
Deal found 11/21$138
This Frontier deal was found by Cheapflights users on 11/20. 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 12/1310:59 amORD - IAD
1 stop6h 20mFrontier
Wed 12/183:25 pmIAD - ORD
1 stop7h 20mFrontier
Deal found 11/20$138
This Cheapflightsfares deal was found by Cheapflights users on 11/20. 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.
Tue 12/311:51 amORD - BWI
1 stop9h 04mSpirit Airlines
Tue 12/1012:20 pmBWI - ORD
1 stop8h 55mSpirit Airlines
Deal found 11/20$148
This Southwest deal was found by Cheapflights users on 11/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/185:30 pmMDW - BWI
Nonstop1h 50mSouthwest
Wed 1/810:35 amBWI - MDW
Nonstop2h 10mSouthwest
Deal found 11/19$154
This Expedia deal was found by Cheapflights users on 11/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1810:27 pmMDW - DCA
1 stop12h 41mFrontier
Thu 1/91:01 pmDCA - MDW
1 stop12h 12mFrontier
Deal found 11/19$154

Find flights from Illinois to Maryland within your budget

Customize your flight search to find flights from Illinois to Maryland 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 2,629,791 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoPhiladelphia

MDW - PHL

MDWPHL

Chicago Midway

Thu 12/12

12:36 pm-3:42 pm

Nonstop2h 06m

Philadelphia

Sun 12/15

4:50 pm-6:12 pm

Nonstop2h 22m

$76

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Fri 12/6

6:07 pm-9:14 pm

Nonstop2h 07m

Philadelphia

Mon 12/9

9:10 pm-10:38 pm

Nonstop2h 28m

$77

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

Fri 1/17

1:04 pm-3:59 pm

Nonstop1h 55m

Baltimore/Washington

Mon 1/20

7:53 pm-9:05 pm

Nonstop2h 12m

$114

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 1/9

6:50 am-2:09 pm

1 stop6h 19m

Baltimore/Washington

Sat 1/11

8:31 pm-9:54 am

1 stop14h 23m

$118

St. LouisPhiladelphia

STL - PHL

STLPHL

Lambert-St Louis

Wed 12/4

5:02 pm-11:48 am

1 stop17h 46m

Philadelphia

Sat 12/7

10:59 pm-11:24 pm

1 stop25h 25m

$118

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Wed 12/11

6:31 am-9:32 am

Nonstop2h 01m

Philadelphia

Mon 12/16

9:30 am-11:00 am

Nonstop2h 30m

$131

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Mon 12/9

4:58 pm-8:05 pm

Nonstop2h 07m

Philadelphia

Tue 12/10

7:16 am-8:15 pm

1 stop13h 59m

$136

ChicagoWashington, D.C.

MDW - IAD

MDWIAD

Chicago Midway

Sun 1/5

5:52 pm-2:34 pm

1 stop19h 42m

Washington, D.C. Dulles Intl

Sun 1/12

5:57 pm-10:21 am

1 stop17h 24m

$136

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Sun 1/5

7:29 pm-7:11 am

1 stop10h 42m

Washington, D.C. Dulles Intl

Sun 1/12

5:57 pm-4:38 pm

1 stop23h 41m

$136

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Fri 1/24

7:25 am-9:59 pm

1 stop13h 34m

Washington, D.C. Reagan-National

Mon 1/27

7:00 am-2:11 pm

1 stop8h 11m

$138

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

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

Have a flexible travel schedule? Discover the best time to fly to Maryland from Illinois 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 Illinois to Maryland

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

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

Currently, August is the cheapest month in which you can book a flight from Illinois to Maryland (average of $241). Flying from Illinois to Maryland in January is currently the most expensive (average of $273). 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 IL to MD?

Find hourly flight availability from Illinois to Maryland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

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

Weekly flight availability from Illinois to Maryland

Explore weekly flight availability from Illinois to Maryland. 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 21, 2024.

The most flights from USIL to USMD are scheduled on a Thursday (18 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

Rainfall in Maryland by month

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

In terms of precipitation, rainfall in Maryland ranges from 2.9 - 4.1 inches per month. July is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Maryland when rainfall is around 2.9 in.

Temperature in Maryland by month

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

If weather is an important factor for your trip to Maryland, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Maryland

Get insights into the airlines that provide service to Maryland. 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 Maryland. Reviews last updated November 21, 2024.
To help decide which airline to fly from Illinois to Maryland, see what other customers have to say about Frontier, American Airlines and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,015 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Boarding

8.2

Reviews

1 / 10

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

Southwest
8.1
Very good
5,015 reviews
Southwest
8.1
Very good
5,015 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Boarding

8.2

Reviews

1 / 10

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

Delta
8.0
Very good
8,758 reviews
Southwest
8.1
Very good
5,015 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Boarding

8.2

Reviews

1 / 10

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

Porter Airlines
7.8
Good
286 reviews
Southwest
8.1
Very good
5,015 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Boarding

8.2

Reviews

1 / 10

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

Air Transat
7.8
Good
389 reviews
Southwest
8.1
Very good
5,015 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Boarding

8.2

Reviews

1 / 10

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

United Airlines
7.4
Good
9,172 reviews
Southwest
8.1
Very good
5,015 reviews

Overall

8.1

Comfort

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Boarding

8.2

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 Illinois to Maryland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $39. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Illinois to Maryland for a low price.

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

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Illinois to Maryland (average of $241). Flying from Illinois to Maryland in January is currently the most expensive (average of $273). 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 Illinois to Maryland

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

Discover the top 6 airlines that operate flights from Illinois to Maryland. 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 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$65Average$156FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$121Average$396FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$135Average$174FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$138Average$270FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$159Average$370FlexibilityNo cancel feeOn-time69%
DeltaCheapest$176Average$321FlexibilityNo cancel feeOn-timeN/A
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