How long is the flight from Illinois to Maryland?

Flight times from Illinois to Maryland vary, but if you’re flying out of Chicago and flying into Baltimore (one of the most popular routes), then the duration is 1h 49m on average. Another popular route from Illinois to Maryland is flying from Peoria to Baltimore, which will take roughly 4h 37m. Keep in mind that layovers or delays could extend your travel time.

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

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

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

As of April 2026, there are 1,191 flights per week flying from Illinois to Maryland. The most common day of the week flights depart is Fri, with 17% of flights taking off on this day.

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

As of April 2026, 170 flights take off from Illinois and land in Maryland each day. The most common flight departure time for this route is 2:00PM, with 41% of daily flights taking off in the afternoon.

What airlines fly to Maryland?

United Airlines, Frontier and American Airlines are the top three most popular airlines that fly to Maryland from Illinois according to our data. United Airlines is the first choice among our users, with 33% of people opting to fly with this airline when traveling to Maryland. Keep in mind that there are 6 different airlines that fly to Maryland on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Illinois to Maryland were last updated today.

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

As of April 2026, there are 7 operators available to choose from for flights from Illinois to Maryland.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Maryland.

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

The travel and health documents you'll need for your trip to Maryland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Maryland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$61 Cheap Flights from Illinois to Maryland in 2026

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Find the cheapest flights from Illinois to Maryland

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:31 pm - 7:35 am

STL

BWI

12h 04m

1 stop

9:43 pm - 8:52 am

BWI

STL

12h 09m

1 stop

$121Frontier

Tue, Jun 9 - Tue, Jun 16

6:33 pm - 7:43 am

STL

BWI

12h 10m

1 stop

8:52 am - 5:33 pm

BWI

STL

9h 41m

1 stop

$124Frontier

Tue, May 12 - Tue, May 19

6:55 pm - 7:43 am

STL

BWI

11h 48m

1 stop

7:23 pm - 5:33 pm

BWI

STL

23h 10m

1 stop

$125Frontier

Thu, May 7 - Mon, May 11

5:00 pm - 7:50 pm

MDW

BWI

1h 50mnonstop

6:30 am - 7:35 am

BWI

MDW

2h 05mnonstop

$177Southwest

Wed, May 6 - Wed, May 13

5:25 pm - 8:15 pm

MDW

BWI

1h 50mnonstop

6:30 am - 7:35 am

BWI

MDW

2h 05mnonstop

$179Southwest

Sat, May 2 - Tue, May 12

1:18 pm - 11:58 pm

ORD

PHL

9h 40m

1 stop

5:45 am - 11:56 pm

PHL

ORD

19h 11m

1 stop

$190Spirit Airlines

Sat, May 30 - Mon, Jun 1

7:40 pm - 10:49 pm

ORD

DCA

2h 09mnonstop

1:00 pm - 2:18 pm

DCA

ORD

2h 18mnonstop

$217United Airlines

Tue, May 26 - Sat, May 30

2:00 pm - 6:59 pm

ORD

DCA

3h 59m

1 stop

5:00 pm - 9:56 pm

DCA

ORD

5h 56m

1 stop

$218Delta

Tue, May 19 - Sat, May 23

9:22 am - 4:31 pm

MDW

IAD

6h 09m

1 stop

6:00 am - 1:19 pm

IAD

MDW

8h 19m

1 stop

$218Delta

Mon, Jun 1 - Wed, Jun 3

10:00 am - 1:00 pm

ORD

DCA

2h 00mnonstop

4:55 pm - 6:15 pm

DCA

ORD

2h 20mnonstop

$219United Airlines

Thu, May 7 - Sat, May 9

Frontier flights from Illinois to Maryland

Our best Frontier deals on Illinois to Maryland flight tickets

Frontier

Jun 9

STL6:31 pmLambert-St Louis

12h 04m

1 stop

BWI7:35 amBaltimore/Washington

Jun 16

BWI9:43 pmBaltimore/Washington

12h 09m

1 stop

STL8:52 amLambert-St Louis

$121

Frontier

May 12

STL6:33 pmLambert-St Louis

12h 10m

1 stop

BWI7:43 amBaltimore/Washington

May 19

BWI8:52 amBaltimore/Washington

9h 41m

1 stop

STL5:33 pmLambert-St Louis

$124

Frontier

May 7

STL6:55 pmLambert-St Louis

11h 48m

1 stop

BWI7:43 amBaltimore/Washington

May 11

BWI7:23 pmBaltimore/Washington

23h 10m

1 stop

STL5:33 pmLambert-St Louis

$125

Spirit Airlines flights from Illinois to Maryland

Our best Spirit Airlines deals on Illinois to Maryland flight tickets

Spirit Airlines

Apr 24

ORD11:28 amChicago O'Hare Intl

9h 29m

1 stop

PHL9:57 pmPhiladelphia

Apr 27

PHL6:12 pmPhiladelphia

17h 11m

2 stops

ORD10:23 amChicago O'Hare Intl

$187

Spirit Airlines

Apr 25

ORD7:15 pmChicago O'Hare Intl

13h 34m

1 stop

PHL9:49 amPhiladelphia

Apr 26

PHL6:12 pmPhiladelphia

17h 11m

2 stops

ORD10:23 amChicago O'Hare Intl

$188

Spirit Airlines

Apr 22

ORD7:15 pmChicago O'Hare Intl

13h 34m

1 stop

PHL9:49 amPhiladelphia

Apr 24

PHL6:12 pmPhiladelphia

7h 12m

1 stop

ORD12:24 amChicago O'Hare Intl

$189

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisBaltimore

STL - BWI

STLBWI

Lambert-St Louis

Tue 6/9

6:31 pm-7:35 am

1 stop12h 04m

Baltimore/Washington

Tue 6/16

9:43 pm-8:52 am

1 stop12h 09m

$121

St. LouisBaltimore

STL - BWI

STLBWI

Lambert-St Louis

Tue 5/12

6:33 pm-7:43 am

1 stop12h 10m

Baltimore/Washington

Tue 5/19

8:52 am-5:33 pm

1 stop9h 41m

$124

St. LouisBaltimore

STL - BWI

STLBWI

Lambert-St Louis

Thu 5/7

6:55 pm-7:43 am

1 stop11h 48m

Baltimore/Washington

Mon 5/11

7:23 pm-5:33 pm

1 stop23h 10m

$125

Quickest round-trip

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

Wed 5/6

5:00 pm-7:50 pm

Nonstop1h 50m

Baltimore/Washington

Wed 5/13

6:30 am-7:35 am

Nonstop2h 05m

$177

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

Sat 5/2

5:25 pm-8:15 pm

Nonstop1h 50m

Baltimore/Washington

Tue 5/12

6:30 am-7:35 am

Nonstop2h 05m

$179

ChicagoPhiladelphia

ORD - PHL

ORDPHL

Chicago O'Hare Intl

Sat 5/30

1:18 pm-11:58 pm

1 stop9h 40m

Philadelphia

Mon 6/1

5:45 am-11:56 pm

1 stop19h 11m

$190

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Tue 5/26

7:40 pm-10:49 pm

Nonstop2h 09m

Washington, D.C. Reagan-National

Sat 5/30

1:00 pm-2:18 pm

Nonstop2h 18m

$217

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Tue 5/19

2:00 pm-6:59 pm

1 stop3h 59m

Washington, D.C. Reagan-National

Sat 5/23

5:00 pm-9:56 pm

1 stop5h 56m

$218

ChicagoWashington, D.C.

MDW - IAD

MDWIAD

Chicago Midway

Mon 6/1

9:22 am-4:31 pm

1 stop6h 09m

Washington, D.C. Dulles Intl

Wed 6/3

6:00 am-1:19 pm

1 stop8h 19m

$218

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Thu 5/7

10:00 am-1:00 pm

Nonstop2h 00m

Washington, D.C. Reagan-National

Sat 5/9

4:55 pm-6:15 pm

Nonstop2h 20m

$219

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Illinois to Maryland

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 Maryland?

The cheapest month to fly to Maryland from Illinois is in August. Flight prices, which tend to average around $167, are often lower during this time because this is during the off-season. If you don’t want to visit Maryland in August, then you should wait until September to fly from Illinois, when ticket prices are also cheap, with an average price of $181.

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

The cheapest day to depart from Illinois to Maryland is on a Friday. Travelers who choose to depart for Maryland on a Friday will often find tickets for as low as $366. The most expensive day to fly to Maryland is Sunday, with ticket prices averaging around $600.

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

Our most recent data shows that the best time of day to fly to Maryland is in the morning. Flights from Illinois to Maryland during this time can be as low as $372. In contrast, the most expensive time of day to depart to Maryland is at noon when prices are around $800.

What is the cheapest Illinois to Maryland flight route?

Fly from Chicago O'Hare Intl to Baltimore/Washington for the best Illinois - Maryland flight prices

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

You are more likely to see cheaper flights to Maryland from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Maryland for around $332 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Maryland from Illinois for as low as $247 on momondo.

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

There are 4 cabin classes available to choose from on Illinois to Maryland 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 Illinois to Maryland flights?

You could potentially save up to 7% on your flight if you consider stops on a Illinois to Maryland flight.

Cheap Illinois to Maryland flight deals and tips

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

Best Price Found	$153
Fastest flight time	1h 42m
Direct flights	Every day
Airports in Maryland	112 airports

The best one-way flight to Maryland from Illinois in the past 72 hours is $153. The best round-trip flight deal from Illinois to Maryland found on momondo in the last 72 hours is $237.

The fastest flight from Illinois to Maryland takes 1h 42m

Direct flights go from Illinois to Maryland every day.

There are 112 airports in Maryland. From Illinois there are direct flights to Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Philadelphia (PHL), Washington, D.C. Dulles Intl (IAD).

Search flight deals

Frequently asked questions about flying from Illinois to Maryland

When did momondo last update prices for flights from Illinois to Maryland?
Prices for flights from Illinois to Maryland were last updated today.
How many operators does momondo search for flights from Illinois to Maryland?
As of April 2026, there are 7 operators available to choose from for flights from Illinois to Maryland.
How old do you have to be to fly from Illinois to Maryland?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Illinois to Maryland.
What documentation or ID do you need to fly to Maryland?
The travel and health documents you'll need for your trip to Maryland may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Maryland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Illinois to Maryland?
momondo data reveals that the most frequently booked plane model on the route from Illinois to Maryland is Embraer 175, representing 11.59% of all bookings. The subsequent popular models are Boeing 737-900 at 10.73%, Boeing 737-800 at 10.37%, and Airbus A319 at 9.75%.

Best airlines flying from Illinois to Maryland

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

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $42	Free Cancellation	Rating 6.3 8,616 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $57	Free Cancellation	Rating 5.7 2,994 reviews	Search Frontier flights
United Airlines	PriceFrom $114	Free Cancellation	Rating 7.4 9,581 reviews	Search United Airlines flights
American Airlines	PriceFrom $152	Free Cancellation	Rating 7.1 11,572 reviews	Search American Airlines flights
Southwest	PriceFrom $157	Free Cancellation	Rating 8.0 4,329 reviews	Search Southwest flights
Delta	PriceFrom $183	Free Cancellation	Rating 7.9 8,408 reviews	Search Delta flights

Why use momondo?

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

Finding the right flight to Maryland from Illinois is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Maryland quick and easy, saving you time and money.

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

Yes. All flights to Maryland from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Illinois to Maryland.

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

Yes momondo offers price alerts on flights to Maryland from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Maryland trip

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Cheap flights from Illinois to Maryland from $61

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Maryland departing on 4/29. 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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Frontier flights from Illinois to Maryland

Our best Frontier deals on Illinois to Maryland flight tickets

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Our best Spirit Airlines deals on Illinois to Maryland flight tickets

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See travel insights to Maryland from

How to get the cheapest flight ticket from Illinois to Maryland

What is the cheapest month to fly to Maryland?

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

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

What is the cheapest Illinois to Maryland flight route?

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

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

Can stopping save me money on Illinois to Maryland flights?

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

What airlines fly to Maryland?

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

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

How long is the flight from Illinois to Maryland?

Cheap Illinois to Maryland flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Maryland

Frequently asked questions about flying from Illinois to Maryland

Best airlines flying from Illinois to Maryland

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

Why use momondo?

An easier way to manage your Maryland 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 Maryland

Popular cities in Maryland

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

Illinois flight routes

According to popular flight searches on momondo this year

Maryland flight routes

According to popular flight searches on momondo this year

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