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

The number of flights available between Illinois and Baltimore is 21 per day as of October 2025. The most frequent departure time is 8:00PM, with 38% of daily flights leaving in the evening.

What airlines fly to Baltimore?

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Baltimore from Illinois according to our data. United Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Baltimore. Keep in mind that there are 6 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Illinois to Baltimore/Washington?

Frontier, Spirit Airlines, and Southwest are the most popular carriers operating from Illinois to Baltimore/Washington

How long does it take to fly to Baltimore?

On average, it takes 2h 50m to fly from Illinois to Baltimore if you fly out of Chicago (the most popular airport in Illinois) and into Washington, D.C. Dulles Intl Airport (the most popular airport in Baltimore). If you’re flying out of Peoria and into Washington, D.C. Dulles Intl Airport, then the flight time is around 3h 59m.

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

As of October 2025, 148 flights take off from Illinois and land in Baltimore each week. The most common flight departure day for this route is Mon, with 24% of weekly flights taking off on this day.

When did momondo last update prices for flights from Illinois to Baltimore/Washington Airport?

Prices for flights from Illinois to Baltimore/Washington Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Illinois to Baltimore/Washington Airport?

As of October 2025, there are 6 operators available to choose from for flights from Illinois to Baltimore/Washington Airport.

How old do you have to be to fly from Illinois to Baltimore/Washington Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Baltimore/Washington Airport.

What documentation or ID do you need to fly to Baltimore/Washington Airport?

The travel and health documents you'll need for your trip to Baltimore/Washington Airport 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 Baltimore/Washington Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$41 Cheap Flights from Illinois to Baltimore in 2025/26

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Find the cheapest flights from Illinois to Washington, D.C.

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Cheap round-trip flights

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6:30 am - 3:20 pmMDW-BWI

7h 50m1 stop

9:21 am - 10:26 amBWI-MDW

2h 05mnonstop

$97Frontier

Find Deal

Thu, Nov 13 - Sun, Nov 16

5:11 am - 3:20 pmORD-BWI

9h 09m1 stop

4:09 pm - 5:25 pmBWI-ORD

2h 16mnonstop

$97Frontier

Find Deal

Thu, Nov 13 - Sun, Nov 16

5:16 am - 8:18 amORD-BWI

2h 02mnonstop

3:31 pm - 9:23 pmBWI-ORD

6h 52m1 stop

$101Multiple Airlines

Find Deal

Sun, Feb 1 - Wed, Feb 4

12:04 pm - 3:07 pmORD-BWI

2h 03mnonstop

9:36 pm - 9:17 amBWI-ORD

12h 41m1 stop

$105Multiple Airlines

Find Deal

Mon, Nov 17 - Wed, Nov 19

1:35 pm - 12:19 amORD-BWI

9h 44m1 stop

5:44 pm - 7:01 pmBWI-ORD

2h 17mnonstop

$134Spirit Airlines

Find Deal

Fri, Jan 23 - Thu, Feb 5

3:26 pm - 11:07 pmORD-BWI

6h 41m1 stop

2:00 pm - 12:27 amBWI-ORD

11h 27m2 stops

$137Spirit Airlines

Find Deal

Tue, Nov 18 - Wed, Nov 19

1:15 pm - 4:00 pmMDW-BWI

1h 45mnonstop

8:15 pm - 9:25 pmBWI-MDW

2h 10mnonstop

$148Southwest

Find Deal

Tue, Jan 13 - Fri, Jan 16

6:55 pm - 9:45 pmMDW-BWI

1h 50mnonstop

7:45 am - 8:50 amBWI-MDW

2h 05mnonstop

$154Southwest

Find Deal

Tue, Nov 18 - Mon, Nov 24

6:25 pm - 12:30 amPIA-BWI

5h 05m1 stop

6:00 am - 9:18 amBWI-PIA

4h 18m1 stop

$249American Airlines

Find Deal

Sat, Nov 22 - Sun, Nov 23

5:00 am - 10:58 amPIA-BWI

4h 58m1 stop

7:25 pm - 11:28 pmBWI-PIA

5h 03m1 stop

$284American Airlines

Find Deal

Tue, Nov 25 - Tue, Dec 2

Southwest flights from Illinois to Baltimore

Our best Southwest deals on Illinois to Baltimore flight tickets

Southwest

Jan 13

MDW1:15 pmChicago Midway

1h 45m

BWI4:00 pmBaltimore/Washington

Jan 16

BWI8:15 pmBaltimore/Washington

2h 10m

MDW9:25 pmChicago Midway

$148

Find similar

Southwest

Nov 18

MDW6:55 pmChicago Midway

1h 50m

BWI9:45 pmBaltimore/Washington

Nov 24

BWI7:45 amBaltimore/Washington

2h 05m

MDW8:50 amChicago Midway

$154

Find similar

Southwest

Jan 23

MDW5:15 pmChicago Midway

1h 55m

BWI8:10 pmBaltimore/Washington

Jan 25

BWI4:25 pmBaltimore/Washington

2h 10m

MDW5:35 pmChicago Midway

$157

Find similar

Frontier flights from Illinois to Baltimore

Our best Frontier deals on Illinois to Baltimore flight tickets

Frontier

Nov 13

MDW6:30 amChicago Midway

7h 50m

1 stop

BWI3:20 pmBaltimore/Washington

Nov 16

BWI9:21 amBaltimore/Washington

2h 05m

MDW10:26 amChicago Midway

$97

Find similar

Frontier

Dec 17

ORD4:01 pmChicago O'Hare Intl

7h 23m

1 stop

BWI12:24 amBaltimore/Washington

Jan 12

BWI8:58 amBaltimore/Washington

2h 24m

ORD10:22 amChicago O'Hare Intl

$98

Find similar

Frontier

Dec 22

ORD1:44 pmChicago O'Hare Intl

2h 07m

BWI4:51 pmBaltimore/Washington

Jan 11

BWI8:58 amBaltimore/Washington

2h 24m

ORD10:22 amChicago O'Hare Intl

$100

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Fly from

Fly to

Route

Depart

Return

Price

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

Thu 11/13

6:30 am-3:20 pm

1 stop7h 50m

Baltimore/Washington

Sun 11/16

9:21 am-10:26 am

Nonstop2h 05m

$97

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 11/13

5:11 am-3:20 pm

1 stop9h 09m

Baltimore/Washington

Sun 11/16

4:09 pm-5:25 pm

Nonstop2h 16m

$97

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Sun 2/1

5:16 am-8:18 am

Nonstop2h 02m

Baltimore/Washington

Wed 2/4

3:31 pm-9:23 pm

1 stop6h 52m

$101

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Mon 11/17

12:04 pm-3:07 pm

Nonstop2h 03m

Baltimore/Washington

Wed 11/19

9:36 pm-9:17 am

1 stop12h 41m

$105

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Fri 1/23

1:35 pm-12:19 am

1 stop9h 44m

Baltimore/Washington

Thu 2/5

5:44 pm-7:01 pm

Nonstop2h 17m

$134

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Tue 11/18

3:26 pm-11:07 pm

1 stop6h 41m

Baltimore/Washington

Wed 11/19

2:00 pm-12:27 am

2 stops11h 27m

$137

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

Tue 1/13

1:15 pm-4:00 pm

Nonstop1h 45m

Baltimore/Washington

Fri 1/16

8:15 pm-9:25 pm

Nonstop2h 10m

$148

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

Tue 11/18

6:55 pm-9:45 pm

Nonstop1h 50m

Baltimore/Washington

Mon 11/24

7:45 am-8:50 am

Nonstop2h 05m

$154

PeoriaBaltimore

PIA - BWI

PIABWI

Greater Peoria

Sat 11/22

6:25 pm-12:30 am

1 stop5h 05m

Baltimore/Washington

Sun 11/23

6:00 am-9:18 am

1 stop4h 18m

$249

PeoriaBaltimore

PIA - BWI

PIABWI

Greater Peoria

Tue 11/25

5:00 am-10:58 am

1 stop4h 58m

Baltimore/Washington

Tue 12/2

7:25 pm-11:28 pm

1 stop5h 03m

$284

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How to get the cheapest flight ticket from Illinois to Baltimore

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 Baltimore?

If you’re not able to fly to Baltimore in September, then August is your next best option. Flight prices from Illinois to Baltimore during August average around $187.

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

The cheapest day to depart from Illinois to Baltimore is on a Friday. Travelers who choose to depart for Baltimore on a Friday will often find tickets for as low as $205. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $332. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.

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

Flying to Baltimore from Illinois at noon is the least expensive time of day to depart. momondo users have found prices as low as $214 when looking at flights departing at noon. Flights in the evening are often more expensive with an average ticket price of $289.

What is the cheapest Illinois to Baltimore/Washington flight route?

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

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

You are more likely to see cheaper flights to Baltimore from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $254 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from Illinois for as low as $181 on momondo.

What cabin class options are available on Illinois to Baltimore/Washington flights?

There are 4 cabin classes available to choose from on Illinois to Baltimore/Washington 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 Baltimore flights?

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

Cheap Illinois to Baltimore flight deals and tips

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

Best Price Found	$87
Fastest flight time	1h 45m
Direct flights	Every day
Airports in Baltimore	1 airport

The best one-way flight to Baltimore from Illinois in the past 72 hours is $87. The best round-trip flight deal from Illinois to Baltimore found on momondo in the last 72 hours is $140.

The fastest flight from Illinois to Baltimore takes 1h 45m

Direct flights go from Illinois to Baltimore every day.

There is 1 airport near Baltimore: Baltimore/Washington (BWI)

Search flight deals

When did momondo last update prices for flights from Illinois to Baltimore/Washington Airport?
Prices for flights from Illinois to Baltimore/Washington Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Illinois to Baltimore/Washington Airport?
As of October 2025, there are 6 operators available to choose from for flights from Illinois to Baltimore/Washington Airport.
How old do you have to be to fly from Illinois to Baltimore/Washington Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Baltimore/Washington Airport.
What documentation or ID do you need to fly to Baltimore/Washington Airport?
The travel and health documents you'll need for your trip to Baltimore/Washington Airport 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 Baltimore/Washington Airport. 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 Baltimore?
Based on momondo bookings for flights between Illinois and Baltimore, the leading plane model is Airbus A320neo, making up 11.10% of the total bookings. Other popular models include Boeing 737-900 with 10.35%, Airbus A320-100/200 with 9.24%, and Airbus A319 with 9.09%.

Best airlines flying from Illinois to Baltimore

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

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $45	Free Cancellation	Rating 6.3 8,112 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $63	Free Cancellation	Rating 5.8 3,122 reviews	Search Frontier flights
Southwest	PriceFrom $143	Free Cancellation	Rating 8.0 4,235 reviews	Search Southwest flights
United Airlines	PriceFrom $143	Free Cancellation	Rating 7.4 8,996 reviews	Search United Airlines flights
American Airlines	PriceFrom $147	Free Cancellation	Rating 7.2 11,033 reviews	Search American Airlines flights
Delta	PriceFrom $183	Free Cancellation	Rating 7.9 7,995 reviews	Search Delta flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Illinois to Baltimore for you.

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

Yes. All flights to Baltimore 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 Baltimore?

Once you have performed a search for Illinois to Baltimore flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Baltimore from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Baltimore 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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Cheap flights from Illinois to Washington, D.C. from $41

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 Washington, D.C. departing on 12/23. 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

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Southwest flights from Illinois to Baltimore

Our best Southwest deals on Illinois to Baltimore flight tickets

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Our best Frontier deals on Illinois to Baltimore flight tickets

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

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Illinois to Baltimore

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 Baltimore?

If you’re not able to fly to Baltimore in September, then August is your next best option. Flight prices from Illinois to Baltimore during August average around $187.

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

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

Flying to Baltimore from Illinois at noon is the least expensive time of day to depart. momondo users have found prices as low as $214 when looking at flights departing at noon. Flights in the evening are often more expensive with an average ticket price of $289.

What is the cheapest Illinois to Baltimore/Washington flight route?

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

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

What cabin class options are available on Illinois to Baltimore/Washington flights?

There are 4 cabin classes available to choose from on Illinois to Baltimore/Washington 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 Baltimore flights?

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

What is the cheapest airline that flies from Illinois to Baltimore/Washington?

Frontier, Spirit Airlines, and Southwest are the most popular carriers operating from Illinois to Baltimore/Washington

What airlines fly to Baltimore?

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

The number of flights available between Illinois and Baltimore is 21 per day as of October 2025. The most frequent departure time is 8:00PM, with 38% of daily flights leaving in the evening.

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

As of October 2025, 148 flights take off from Illinois and land in Baltimore each week. The most common flight departure day for this route is Mon, with 24% of weekly flights taking off on this day.

How long does it take to fly to Baltimore?

Cheap Illinois to Baltimore flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Baltimore

When did momondo last update prices for flights from Illinois to Baltimore/Washington Airport?

How many operators does momondo search for flights from Illinois to Baltimore/Washington Airport?

How old do you have to be to fly from Illinois to Baltimore/Washington Airport?

What documentation or ID do you need to fly to Baltimore/Washington Airport?

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

Best airlines flying from Illinois to Baltimore

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

Why use momondo?

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

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

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

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

An easier way to manage your Baltimore 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 the United States

Airports servicing Maryland