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

As of August 2025, 202 flights take off from Illinois and land in Baltimore each week. The most common flight departure day for this route is Thu, with 20% of weekly flights taking off on this day.

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?

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 43% 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.

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

The number of flights available between Illinois and Baltimore is 28 per day as of August 2025. The most frequent departure time is 8:00PM, with 35% of daily flights leaving at noon.

How long does it take to fly to Baltimore?

On average, it takes 2h 55m 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 4h.

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 August 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.

$38 Cheap Flights from Illinois to Baltimore in 2025

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

1:49 pm - 4:50 pmMDW-BWI

2h 01mnonstop

5:40 pm - 6:43 pmBWI-MDW

2h 03mnonstop

$76Frontier

Find Deal

vie., sep. 19 - dom., sep. 21

12:53 pm - 3:56 pmORD-BWI

2h 03mnonstop

4:51 pm - 6:07 pmBWI-ORD

2h 16mnonstop

$76Frontier

Find Deal

vie., oct. 17 - lun., oct. 20

6:10 am - 9:02 amORD-BWI

1h 52mnonstop

9:57 am - 11:10 amBWI-ORD

2h 13mnonstop

$88Spirit Airlines

Find Deal

jue., sep. 4 - jue., sep. 11

6:30 am - 9:22 amORD-BWI

1h 52mnonstop

10:17 am - 11:30 amBWI-ORD

2h 13mnonstop

$89Spirit Airlines

Find Deal

vie., oct. 24 - dom., oct. 26

11:21 am - 8:53 pmORD-BWI

8h 32m1 stop

9:59 pm - 11:20 pmBWI-ORD

2h 21mnonstop

$120

Find Deal

lun., ago. 25 - vie., sep. 12

7:40 am - 11:00 amORD-BWI

26h 20m1 stop

9:57 am - 11:10 amBWI-ORD

2h 13mnonstop

$123

Find Deal

jue., sep. 4 - dom., sep. 7

8:35 am - 11:30 amMDW-BWI

1h 55mnonstop

7:25 pm - 8:25 pmBWI-MDW

2h 00mnonstop

$139Southwest

Find Deal

mié., sep. 24 - mié., sep. 24

6:35 pm - 9:42 pmORD-BWI

2h 07mnonstop

5:20 pm - 6:35 pmBWI-ORD

2h 15mnonstop

$139United Airlines

Find Deal

mié., sep. 24 - sáb., sep. 27

5:20 pm - 8:10 pmMDW-BWI

1h 50mnonstop

5:30 pm - 6:30 pmBWI-MDW

2h 00mnonstop

$158Southwest

Find Deal

vie., oct. 3 - mar., oct. 7

3:55 pm - 9:24 pmMLI-BWI

4h 29m1 stop

6:15 am - 10:15 amBWI-MLI

5h 00m1 stop

$225United Airlines

Find Deal

mar., oct. 28 - vie., oct. 31

Spirit Airlines flights from Illinois to Baltimore

Our best Spirit Airlines deals on Illinois to Baltimore flight tickets

Spirit Airlines

Sep 4

ORD6:10 amChicago O'Hare Intl

1h 52m

BWI9:02 amBaltimore/Washington

Sep 11

BWI9:57 amBaltimore/Washington

2h 13m

ORD11:10 amChicago O'Hare Intl

$88

Find similar

Spirit Airlines

Oct 24

ORD6:30 amChicago O'Hare Intl

1h 52m

BWI9:22 amBaltimore/Washington

Oct 26

BWI10:17 amBaltimore/Washington

2h 13m

ORD11:30 amChicago O'Hare Intl

$89

Find similar

Spirit Airlines

Sep 11

ORD6:10 amChicago O'Hare Intl

1h 52m

BWI9:02 amBaltimore/Washington

Sep 18

BWI9:57 amBaltimore/Washington

2h 13m

ORD11:10 amChicago O'Hare Intl

$90

Find similar

Frontier flights from Illinois to Baltimore

Our best Frontier deals on Illinois to Baltimore flight tickets

Frontier

Sep 19

MDW1:49 pmChicago Midway

2h 01m

BWI4:50 pmBaltimore/Washington

Sep 21

BWI5:40 pmBaltimore/Washington

2h 03m

MDW6:43 pmChicago Midway

$76

Find similar

Frontier

Sep 5

MDW1:49 pmChicago Midway

2h 01m

BWI4:50 pmBaltimore/Washington

Sep 7

BWI5:40 pmBaltimore/Washington

2h 03m

MDW6:43 pmChicago Midway

$78

Find similar

Frontier

Sep 4

ORD6:11 pmChicago O'Hare Intl

2h 03m

BWI9:14 pmBaltimore/Washington

Sep 11

BWI9:59 pmBaltimore/Washington

2h 21m

ORD11:20 pmChicago O'Hare Intl

$84

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

vie. 9/19

1:49 pm-4:50 pm

Nonstop2h 01m

Baltimore/Washington

dom. 9/21

5:40 pm-6:43 pm

Nonstop2h 03m

$76

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

vie. 10/17

12:53 pm-3:56 pm

Nonstop2h 03m

Baltimore/Washington

lun. 10/20

4:51 pm-6:07 pm

Nonstop2h 16m

$76

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

jue. 9/4

6:10 am-9:02 am

Nonstop1h 52m

Baltimore/Washington

jue. 9/11

9:57 am-11:10 am

Nonstop2h 13m

$88

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

vie. 10/24

6:30 am-9:22 am

Nonstop1h 52m

Baltimore/Washington

dom. 10/26

10:17 am-11:30 am

Nonstop2h 13m

$89

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

lun. 8/25

11:21 am-8:53 pm

1 stop8h 32m

Baltimore/Washington

vie. 9/12

9:59 pm-11:20 pm

Nonstop2h 21m

$120

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

jue. 9/4

7:40 am-11:00 am

1 stop26h 20m

Baltimore/Washington

dom. 9/7

9:57 am-11:10 am

Nonstop2h 13m

$123

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

mié. 9/24

8:35 am-11:30 am

Nonstop1h 55m

Baltimore/Washington

mié. 9/24

7:25 pm-8:25 pm

Nonstop2h 00m

$139

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

mié. 9/24

6:35 pm-9:42 pm

Nonstop2h 07m

Baltimore/Washington

sáb. 9/27

5:20 pm-6:35 pm

Nonstop2h 15m

$139

ChicagoBaltimore

MDW - BWI

MDWBWI

Chicago Midway

vie. 10/3

5:20 pm-8:10 pm

Nonstop1h 50m

Baltimore/Washington

mar. 10/7

5:30 pm-6:30 pm

Nonstop2h 00m

$158

MolineBaltimore

MLI - BWI

MLIBWI

Moline Quad-City

mar. 10/28

3:55 pm-9:24 pm

1 stop4h 29m

Baltimore/Washington

vie. 10/31

6:15 am-10:15 am

1 stop5h 00m

$225

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 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 August, then July is your next best option. Flight prices from Illinois to Baltimore during July average around $214.

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

The cheapest day to depart from Illinois to Baltimore is on a Wednesday. Travelers who choose to depart for Baltimore on a Wednesday will often find tickets for as low as $236. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $343. 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 $221 when looking at flights departing at noon. Flights in the afternoon are often more expensive with an average ticket price of $293.

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

Fly from Chicago Midway 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 $270 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 $209 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	$38
Fastest flight time	1h 49m
Direct flights	Every day
Airports in Baltimore	1 airport

The best one-way flight to Baltimore from Illinois in the past 72 hours is $38. The best round-trip flight deal from Illinois to Baltimore found on momondo in the last 72 hours is $76.

The fastest flight from Illinois to Baltimore takes 1h 49m

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 August 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 10.31% of the total bookings. Other popular models include Boeing 737-900 with 10.25%, Airbus A320-100/200 with 10.14%, and Boeing 737-800 Passenger/BBJ2 (winglets) with 10.12%.

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 $46	Free Cancellation	Rating 6.3 8,045 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $78	Free Cancellation	Rating 5.8 3,219 reviews	Search Frontier flights
American Airlines	PriceFrom $137	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Southwest	PriceFrom $140	Free Cancellation	Rating 8.0 4,244 reviews	Search Southwest flights
United Airlines	PriceFrom $163	Free Cancellation	Rating 7.4 8,916 reviews	Search United Airlines flights
Delta	PriceFrom $183	Free Cancellation	Rating 8.0 7,980 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 $38

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 9/29. 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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Filter for what you want

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

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Spirit Airlines flights from Illinois to Baltimore

Our best Spirit Airlines deals on Illinois to Baltimore flight tickets

Frontier flights from Illinois to Baltimore

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 August, then July is your next best option. Flight prices from Illinois to Baltimore during July average around $214.

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 $221 when looking at flights departing at noon. Flights in the afternoon are often more expensive with an average ticket price of $293.

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

Fly from Chicago Midway 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 28 per day as of August 2025. The most frequent departure time is 8:00PM, with 35% of daily flights leaving at noon.

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

As of August 2025, 202 flights take off from Illinois and land in Baltimore each week. The most common flight departure day for this route is Thu, with 20% 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