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

As of September 2025, 127 flights take off from Maryland and land in Illinois each day. The most common flight departure time for this route is 6:00AM, with 61% of daily flights taking off at noon.

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

895 flights are operational weekly from Maryland to Illinois as of September 2025. The most popular departure day for this route is Wed, with 22% of flights per week taking off on this day.

What airlines fly to Illinois?

United Airlines, Southwest and Frontier are the top three most popular airlines that fly to Illinois from Maryland according to our data. United Airlines is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 6 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

How long is the flight from Maryland to Illinois?

The flight from Maryland to Illinois depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Baltimore (a popular airport in Maryland) to Chicago O'Hare Intl Airport (the most popular airport in Illinois), then the flight time is 2h 09m on average. If you fly from Salisbury (another popular airport in Maryland) to Chicago O'Hare Intl Airport, then the average flight time is 4h 35m.

What is the cheapest airline that flies from Maryland to Illinois?

Frontier, Spirit Airlines, and Southwest are the most popular carriers operating from Maryland to Illinois

When did momondo last update prices for flights from Maryland to Illinois?

Prices for flights from Maryland to Illinois refresh daily.

How many operators does momondo search for flights from Maryland to Illinois?

The number of operators available for flights from Maryland to Illinois is 6 as of September 2025.

How old do you have to be to fly from Maryland to Illinois?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Maryland to Illinois.

What documentation or ID do you need to fly to Illinois?

The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$59 Cheap Flights from Maryland to Illinois in 2025/26

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Find the cheapest flights from Maryland to Illinois

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

7:54 pm - 9:00 pmBWI-MDW

2h 06mnonstop

3:40 pm - 6:35 pmMDW-BWI

1h 55mnonstop

$106Frontier

Find Deal

sex, out 24 - sex, out 31

7:25 pm - 8:31 pmBWI-MDW

2h 06mnonstop

9:32 am - 8:16 pmMDW-BWI

9h 44m1 stop

$107Frontier

Find Deal

qui, out 30 - sex, out 31

5:44 pm - 7:01 pmBWI-ORD

2h 17mnonstop

7:56 pm - 10:54 pmORD-BWI

1h 58mnonstop

$111Spirit Airlines

Find Deal

qui, fev 19 - dom, fev 22

5:44 pm - 7:01 pmBWI-ORD

2h 17mnonstop

7:56 pm - 10:54 pmORD-BWI

1h 58mnonstop

$126Spirit Airlines

Find Deal

qui, nov 20 - qui, dez 4

10:05 am - 11:27 amPHL-ORD

2h 22mnonstop

2:15 pm - 5:35 pmORD-PHL

2h 20mnonstop

$134United Airlines

Find Deal

sáb, out 25 - sáb, out 25

6:05 pm - 7:10 pmPHL-MDW

2h 05mnonstop

12:50 pm - 3:40 pmMDW-PHL

1h 50mnonstop

$139Southwest

Find Deal

ter, out 28 - sáb, nov 1

6:29 am - 7:44 amBWI-ORD

2h 15mnonstop

2:20 pm - 5:14 pmORD-BWI

1h 54mnonstop

$139United Airlines

Find Deal

sáb, out 25 - ter, out 28

12:44 pm - 2:11 pmPHL-ORD

2h 27mnonstop

11:20 am - 2:17 pmORD-PHL

1h 57mnonstop

$139American Airlines

Find Deal

sáb, nov 1 - qua, nov 5

2:39 pm - 4:06 pmPHL-ORD

2h 27mnonstop

8:45 am - 11:44 amORD-PHL

1h 59mnonstop

$159American Airlines

Find Deal

qua, out 15 - sáb, out 18

6:00 am - 7:00 amDCA-MDW

2h 00mnonstop

12:25 pm - 3:15 pmMDW-DCA

1h 50mnonstop

$257Southwest

Find Deal

sáb, out 18 - sáb, out 18

Frontier flights from Maryland to Illinois

Our best Frontier deals on Maryland to Illinois flight tickets

Frontier

Oct 24

BWI7:54 pmBaltimore/Washington

2h 06m

MDW9:00 pmChicago Midway

Oct 31

MDW3:40 pmChicago Midway

1h 55m

BWI6:35 pmBaltimore/Washington

$106

Find similar

Frontier

Oct 26

BWI6:37 pmBaltimore/Washington

13h 33m

1 stop

ORD7:10 amChicago O'Hare Intl

Oct 27

ORD12:53 pmChicago O'Hare Intl

2h 03m

BWI3:56 pmBaltimore/Washington

$107

Find similar

Frontier

Oct 24

BWI4:46 pmBaltimore/Washington

2h 29m

ORD6:15 pmChicago O'Hare Intl

Oct 31

ORD11:00 amChicago O'Hare Intl

2h 03m

BWI2:03 pmBaltimore/Washington

$108

Find similar

American Airlines flights from Maryland to Illinois

Our best American Airlines deals on Maryland to Illinois flight tickets

American Airlines

Nov 1

PHL12:44 pmPhiladelphia

2h 27m

ORD2:11 pmChicago O'Hare Intl

Nov 5

ORD11:20 amChicago O'Hare Intl

1h 57m

PHL2:17 pmPhiladelphia

$139

Find similar

American Airlines

Oct 15

PHL2:39 pmPhiladelphia

2h 27m

ORD4:06 pmChicago O'Hare Intl

Oct 18

ORD8:45 amChicago O'Hare Intl

1h 59m

PHL11:44 amPhiladelphia

$159

Find similar

American Airlines

Oct 1

IAD11:18 amWashington, D.C. Dulles Intl

12h 49m

1 stop

STL11:07 pmLambert-St Louis

Oct 15

STL8:30 amLambert-St Louis

9h 24m

1 stop

IAD6:54 pmWashington, D.C. Dulles Intl

$445

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreChicago

BWI - MDW

BWIMDW

Baltimore/Washington

sex 10/24

7:54 pm-9:00 pm

Nonstop2h 06m

Chicago Midway

sex 10/31

3:40 pm-6:35 pm

Nonstop1h 55m

$106

BaltimoreChicago

BWI - MDW

BWIMDW

Baltimore/Washington

qui 10/30

7:25 pm-8:31 pm

Nonstop2h 06m

Chicago Midway

sex 10/31

9:32 am-8:16 pm

1 stop9h 44m

$107

BaltimoreChicago

BWI - ORD

BWIORD

Baltimore/Washington

qui 2/19

5:44 pm-7:01 pm

Nonstop2h 17m

Chicago O'Hare Intl

dom 2/22

7:56 pm-10:54 pm

Nonstop1h 58m

$111

BaltimoreChicago

BWI - ORD

BWIORD

Baltimore/Washington

qui 11/20

5:44 pm-7:01 pm

Nonstop2h 17m

Chicago O'Hare Intl

qui 12/4

7:56 pm-10:54 pm

Nonstop1h 58m

$126

PhiladelphiaChicago

PHL - ORD

PHLORD

Philadelphia

sáb 10/25

10:05 am-11:27 am

Nonstop2h 22m

Chicago O'Hare Intl

sáb 10/25

2:15 pm-5:35 pm

Nonstop2h 20m

$134

PhiladelphiaChicago

PHL - MDW

PHLMDW

Philadelphia

ter 10/28

6:05 pm-7:10 pm

Nonstop2h 05m

Chicago Midway

sáb 11/1

12:50 pm-3:40 pm

Nonstop1h 50m

$139

BaltimoreChicago

BWI - ORD

BWIORD

Baltimore/Washington

sáb 10/25

6:29 am-7:44 am

Nonstop2h 15m

Chicago O'Hare Intl

ter 10/28

2:20 pm-5:14 pm

Nonstop1h 54m

$139

PhiladelphiaChicago

PHL - ORD

PHLORD

Philadelphia

sáb 11/1

12:44 pm-2:11 pm

Nonstop2h 27m

Chicago O'Hare Intl

qua 11/5

11:20 am-2:17 pm

Nonstop1h 57m

$139

PhiladelphiaChicago

PHL - ORD

PHLORD

Philadelphia

qua 10/15

2:39 pm-4:06 pm

Nonstop2h 27m

Chicago O'Hare Intl

sáb 10/18

8:45 am-11:44 am

Nonstop1h 59m

$159

Washington, D.C.Chicago

DCA - MDW

DCAMDW

Washington, D.C. Reagan-National

sáb 10/18

6:00 am-7:00 am

Nonstop2h 00m

Chicago Midway

sáb 10/18

12:25 pm-3:15 pm

Nonstop1h 50m

$257

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Maryland to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Maryland is in September. Flight prices, which tend to average around $222, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $227.

What is the cheapest day to depart on your flight to Illinois?

The cheapest day to depart from Maryland to Illinois is on a Friday when prices can be found for as low as $297. Flights from Maryland to Illinois on a Sunday will generally be more expensive and average around $609. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from Maryland to Illinois during this time can be as low as $246. Flights in the morning are often more expensive with an average ticket price of $487.

What is the cheapest Maryland to Illinois flight route?

Fly from Baltimore/Washington to Chicago Midway for the best Maryland - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Maryland when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $328 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Maryland for as low as $254 on momondo.

What cabin class options are available on Maryland to Illinois flights?

There are 4 cabin classes available to choose from on Maryland to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Maryland to Illinois flights?

No. A direct flight is the cheapest option for a flight between Maryland to Illinois.

Cheap Maryland to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maryland to Illinois

Best Price Found	$73
Fastest flight time	1h 55m
Direct flights	Every day
Airports in Illinois	2 airports

The best one-way flight to Illinois from Maryland in the past 72 hours is $73. The best round-trip flight deal from Maryland to Illinois found on momondo in the last 72 hours is $139.

The fastest flight from Maryland to Illinois takes 1h 55m

Direct flights go from Maryland to Illinois every day.

There are 2 airports near Illinois: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)

Search flight deals

When did momondo last update prices for flights from Maryland to Illinois?
Prices for flights from Maryland to Illinois refresh daily.
How many operators does momondo search for flights from Maryland to Illinois?
The number of operators available for flights from Maryland to Illinois is 6 as of September 2025.
How old do you have to be to fly from Maryland to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Maryland to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Maryland to Illinois?
momondo data reveals that the most frequently booked plane model on the route from Maryland to Illinois is Airbus A320neo, representing 11.37% of all bookings. The subsequent popular models are Boeing 737-900 at 9.54%, Boeing 737-800 Passenger/BBJ2 (winglets) at 9.46%, and Boeing 737 MAX 8 at 9.35%.

Best airlines flying from Maryland to Illinois

Compare and see reviews for airlines that fly from Maryland to Illinois with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $46	Free Cancellation	Rating 6.3 8,042 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $67	Free Cancellation	Rating 5.8 3,163 reviews	Search Frontier flights
Delta	PriceFrom $98	Free Cancellation	Rating 7.9 7,973 reviews	Search Delta flights
Southwest	PriceFrom $157	Free Cancellation	Rating 8.0 4,244 reviews	Search Southwest flights
American Airlines	PriceFrom $158	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $158	Free Cancellation	Rating 7.4 8,928 reviews	Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Maryland to Illinois?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Maryland to Illinois. momondo saves you time and could save you money on your trip.

Can I find flights from Maryland to Illinois with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Illinois from Maryland with this policy.

How can momondo help me find flights from Maryland to Illinois?

momondo helps you find the best flight between Maryland and Illinois by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Maryland to Illinois right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from Maryland and alert you when they change.

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Illinois

Popular cities in Illinois

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Cheap flights from Maryland to Illinois from $59

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maryland to Illinois departing on 10/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Maryland to Illinois

Cheap round-trip flights

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Cheap last minute flights

Cheap direct flights

Frontier flights from Maryland to Illinois

Our best Frontier deals on Maryland to Illinois flight tickets

American Airlines flights from Maryland to Illinois

Our best American Airlines deals on Maryland to Illinois flight tickets

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Use the filters below to find and compare flights from Maryland to Illinois that are best for you.

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How to get the cheapest flight ticket from Maryland to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Illinois?

What is the cheapest day to depart on your flight to Illinois?

What is the cheapest time of day to depart on your flight to Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the afternoon. Flights from Maryland to Illinois during this time can be as low as $246. Flights in the morning are often more expensive with an average ticket price of $487.

What is the cheapest Maryland to Illinois flight route?

Fly from Baltimore/Washington to Chicago Midway for the best Maryland - Illinois flight prices

How far in advance should I book a flight to Illinois?

What cabin class options are available on Maryland to Illinois flights?

There are 4 cabin classes available to choose from on Maryland to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Maryland to Illinois flights?

No. A direct flight is the cheapest option for a flight between Maryland to Illinois.

What is the cheapest airline that flies from Maryland to Illinois?

Frontier, Spirit Airlines, and Southwest are the most popular carriers operating from Maryland to Illinois

What airlines fly to Illinois?

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

As of September 2025, 127 flights take off from Maryland and land in Illinois each day. The most common flight departure time for this route is 6:00AM, with 61% of daily flights taking off at noon.

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

895 flights are operational weekly from Maryland to Illinois as of September 2025. The most popular departure day for this route is Wed, with 22% of flights per week taking off on this day.

How long is the flight from Maryland to Illinois?

Cheap Maryland to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maryland to Illinois

Best Price Found

Fastest flight time

Direct flights

Airports in Illinois

When did momondo last update prices for flights from Maryland to Illinois?

How many operators does momondo search for flights from Maryland to Illinois?

How old do you have to be to fly from Maryland to Illinois?

What documentation or ID do you need to fly to Illinois?

What is the most popular plane model from Maryland to Illinois?

Best airlines flying from Maryland to Illinois

Compare and see reviews for airlines that fly from Maryland to Illinois with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Maryland to Illinois?

Can I find flights from Maryland to Illinois with flexible booking policies on momondo?

How can momondo help me find flights from Maryland to Illinois?

I’m not ready to book a flight from Maryland to Illinois right now. Can momondo alert me if prices change?

An easier way to manage your Illinois trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo