What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

What is the most punctual flight time for Chicago to Baltimore flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

What is the cheapest airline that flies from Chicago O'Hare Intl to Baltimore/Washington?

United Airlines and Delta are the most popular carriers operating from Chicago O'Hare Intl to Baltimore/Washington

How often are flights from Chicago to Baltimore delayed?

Historically, on average around 19% of flights between Chicago and Baltimore have experienced a delay on any given week. The average delay length over the past 12 months has been 131 minutes.

What airlines fly to Baltimore?

United Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Baltimore from Chicago O'Hare Intl Airport according to our data. United Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Baltimore. Keep in mind that there are 7 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.

Which airline has the best punctuality record on Chicago to Baltimore flights?

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 18% of their flights experiencing any sort of delay.

When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Baltimore/Washington Airport?

Prices for flights from Chicago O'Hare Intl Airport to Baltimore/Washington Airport are updated daily.

How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Baltimore/Washington Airport?

As of March 2026, there are 5 operators available to choose from for flights from Chicago O'Hare Intl Airport to Baltimore/Washington Airport.

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

The required travel and health documents for your Baltimore/Washington Airport 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 Baltimore/Washington Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$57 Cheap Flights from Chicago O'Hare Intl Airport to Baltimore in 2026

Q: How many flights depart from Chicago O'Hare Intl Airport to Baltimore on average per day?

14 flights are operational daily from Chicago O'Hare Intl Airport to Baltimore as of March 2026. The most popular departure time for this route is 6:00PM, with 63% of flights per day taking off in the evening.

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Find the cheapest flights from Chicago O'Hare Intl Airport to Washington, D.C.

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:42 pm - 3:47 pm

ORD

BWI

2h 05mnonstop

4:10 pm - 5:36 pm

BWI

ORD

2h 26mnonstop

$137Frontier

Thu, Apr 16 - Mon, Apr 20

6:55 am - 4:22 pm

ORD

BWI

8h 27m

1 stop

11:32 am - 12:54 pm

BWI

ORD

2h 22mnonstop

$141Frontier

Wed, May 13 - Mon, May 18

8:30 am - 11:37 am

ORD

BWI

2h 07mnonstop

6:02 pm - 9:31 am

BWI

ORD

16h 29m

1 stop

$142Multiple Airlines

Thu, May 7 - Mon, May 11

8:00 am - 11:06 am

ORD

BWI

2h 06mnonstop

6:00 am - 5:00 pm

BWI

ORD

12h 00m

1 stop

$144Frontier

Wed, Apr 8 - Wed, Apr 15

6:08 pm - 11:19 am

ORD

BWI

16h 11m

1 stop

5:49 pm - 10:02 am

BWI

ORD

17h 13m

1 stop

$145Frontier

Tue, Apr 14 - Tue, Apr 21

8:30 am - 11:37 am

ORD

BWI

2h 07mnonstop

6:02 pm - 9:31 am

BWI

ORD

16h 29m

1 stop

$146Multiple Airlines

Thu, May 7 - Mon, May 11

12:42 pm - 3:47 pm

ORD

BWI

2h 05mnonstop

4:10 pm - 5:36 pm

BWI

ORD

2h 26mnonstop

$147Frontier

Thu, Apr 16 - Mon, Apr 20

12:45 pm - 11:59 pm

ORD

BWI

10h 14m

1 stop

3:44 pm - 5:07 pm

BWI

ORD

2h 23mnonstop

$148Multiple Airlines

Tue, Mar 31 - Mon, Apr 6

1:19 pm - 4:24 pm

ORD

BWI

2h 05mnonstop

3:44 pm - 5:07 pm

BWI

ORD

2h 23mnonstop

$149Frontier

Thu, Apr 9 - Mon, Apr 13

4:36 pm - 10:13 am

ORD

BWI

16h 37m

1 stop

5:09 pm - 6:35 pm

BWI

ORD

2h 26mnonstop

$151Multiple Airlines

Tue, Apr 7 - Thu, Apr 9

Frontier flights from Chicago O'Hare Intl Airport to Baltimore

Our best Frontier deals on Chicago O'Hare Intl Airport to Baltimore flight tickets

Frontier

Apr 8

ORD8:00 amChicago O'Hare Intl

2h 06m

BWI11:06 amBaltimore/Washington

Apr 8

BWI4:55 pmBaltimore/Washington

2h 23m

ORD6:18 pmChicago O'Hare Intl

$132

Frontier

May 13

ORD6:55 amChicago O'Hare Intl

8h 27m

1 stop

BWI4:22 pmBaltimore/Washington

May 18

BWI11:32 amBaltimore/Washington

2h 22m

ORD12:54 pmChicago O'Hare Intl

$141

Frontier

Apr 16

ORD12:42 pmChicago O'Hare Intl

2h 05m

BWI3:47 pmBaltimore/Washington

Apr 20

BWI4:10 pmBaltimore/Washington

2h 26m

ORD5:36 pmChicago O'Hare Intl

$143

Spirit Airlines flights from Chicago O'Hare Intl Airport to Baltimore

Our best Spirit Airlines deals on Chicago O'Hare Intl Airport to Baltimore flight tickets

Spirit Airlines

Mar 25

ORD12:45 pmChicago O'Hare Intl

5h 59m

1 stop

BWI7:44 pmBaltimore/Washington

Apr 1

BWI10:19 amBaltimore/Washington

13h 58m

1 stop

ORD11:17 pmChicago O'Hare Intl

$186

Spirit Airlines

Mar 19

ORD12:45 pmChicago O'Hare Intl

10h 14m

1 stop

BWI11:59 pmBaltimore/Washington

Mar 23

BWI10:09 amBaltimore/Washington

7h 47m

1 stop

ORD4:56 pmChicago O'Hare Intl

$187

Spirit Airlines

Mar 30

ORD9:06 amChicago O'Hare Intl

9h 38m

1 stop

BWI7:44 pmBaltimore/Washington

Apr 8

BWI6:25 amBaltimore/Washington

11h 50m

1 stop

ORD5:15 pmChicago O'Hare Intl

$191

momondo Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 4/16

12:42 pm-3:47 pm

Nonstop2h 05m

Baltimore/Washington

Mon 4/20

4:10 pm-5:36 pm

Nonstop2h 26m

$137

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Wed 5/13

6:55 am-4:22 pm

1 stop8h 27m

Baltimore/Washington

Mon 5/18

11:32 am-12:54 pm

Nonstop2h 22m

$141

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 5/7

8:30 am-11:37 am

Nonstop2h 07m

Baltimore/Washington

Mon 5/11

6:02 pm-9:31 am

1 stop16h 29m

$142

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Wed 4/8

8:00 am-11:06 am

Nonstop2h 06m

Baltimore/Washington

Wed 4/15

6:00 am-5:00 pm

1 stop12h 00m

$144

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Tue 4/14

6:08 pm-11:19 am

1 stop16h 11m

Baltimore/Washington

Tue 4/21

5:49 pm-10:02 am

1 stop17h 13m

$145

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 5/7

8:30 am-11:37 am

Nonstop2h 07m

Baltimore/Washington

Mon 5/11

6:02 pm-9:31 am

1 stop16h 29m

$146

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 4/16

12:42 pm-3:47 pm

Nonstop2h 05m

Baltimore/Washington

Mon 4/20

4:10 pm-5:36 pm

Nonstop2h 26m

$147

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Tue 3/31

12:45 pm-11:59 pm

1 stop10h 14m

Baltimore/Washington

Mon 4/6

3:44 pm-5:07 pm

Nonstop2h 23m

$148

Quickest round-trip

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 4/9

1:19 pm-4:24 pm

Nonstop2h 05m

Baltimore/Washington

Mon 4/13

3:44 pm-5:07 pm

Nonstop2h 23m

$149

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Tue 4/7

4:36 pm-10:13 am

1 stop16h 37m

Baltimore/Washington

Thu 4/9

5:09 pm-6:35 pm

Nonstop2h 26m

$151

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 Chicago O'Hare Intl Airport 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

Delays

Other information

What is the cheapest month to fly to Baltimore?

If you’re not able to fly to Baltimore in February, then September is your next best option. Flight prices from Chicago O'Hare Intl Airport to Baltimore during September average around $164.

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

The cheapest day to depart from Chicago O'Hare Intl Airport to Baltimore is on a Friday. Travelers who choose to depart for Baltimore on a Friday will often find tickets for as low as $203. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $270. 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 Chicago O'Hare Intl Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $215 when looking at flights departing at noon. Flights in the evening are often more expensive with an average ticket price of $280.

What is the cheapest Chicago O'Hare Intl to Baltimore/Washington flight route?

Fly from Chicago O'Hare Intl to Baltimore/Washington for the best Chicago O'Hare Intl - 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 Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $230 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from Chicago O'Hare Intl Airport for as low as $154 on momondo.

What cabin class options are available on Chicago O'Hare Intl to Baltimore/Washington flights?

There are 4 cabin classes available to choose from on Chicago O'Hare Intl to Baltimore/Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Chicago O'Hare Intl Airport to Baltimore flight prices changed over time?

As of March 2026, prices for Chicago O'Hare Intl Airport to Baltimore flights are approximately 38% more expensive when compared to flights at the same time last year.

When to book flights from Chicago O'Hare Intl Airport to Baltimore

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Baltimore according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Baltimore (ORD to BWI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Baltimore

Best Price Found	$114
Fastest flight time	1h 54m
Direct flights	Every day
Airports in Baltimore	1 airport

The best one-way flight to Baltimore from Chicago O'Hare Intl Airport in the past 72 hours is $114. The best round-trip flight deal from Chicago O'Hare Intl Airport to Baltimore found on momondo in the last 72 hours is $198.

The fastest flight from Chicago O'Hare Intl Airport to Baltimore takes 1h 54m

Direct flights go from Chicago O'Hare Intl Airport to Baltimore every day.

There is 1 airport in Baltimore. From Chicago O'Hare Intl Airport there are direct flights to Baltimore/Washington (BWI).

Search flight deals

How far is Chicago O'Hare Intl to Baltimore/Washington by plane?
Chicago O'Hare Intl and Baltimore/Washington are 619.6 mi apart from one another. 1h 54m is a normal flight duration for this route.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Baltimore/Washington Airport?
Prices for flights from Chicago O'Hare Intl Airport to Baltimore/Washington Airport are updated daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Baltimore/Washington Airport?
As of March 2026, there are 5 operators available to choose from for flights from Chicago O'Hare Intl Airport to Baltimore/Washington Airport.
How old do you have to be to fly from Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport to Baltimore/Washington Airport.
What documentation or ID do you need to fly to Baltimore/Washington Airport?
The required travel and health documents for your Baltimore/Washington Airport 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 Baltimore/Washington Airport. 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 Chicago O'Hare Intl Airport to Baltimore?
momondo data reveals that the most frequently booked plane model on the route from Chicago O'Hare Intl Airport to Baltimore is Embraer 175, representing 12.00% of all bookings. The subsequent popular models are Boeing 737-900 at 10.73%, Airbus A319 at 9.62%, and Embraer 170 at 9.39%.
What is the most popular airline from Chicago O'Hare Intl Airport to Baltimore?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Chicago O'Hare Intl Airport to Baltimore is United Airlines (37% of total bookings). The next most popular airlines are Frontier (28%), American Airlines (22%), and Southwest (7%).

Best airlines flying from Chicago O'Hare Intl Airport to Baltimore

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Baltimore with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $42	Free Cancellation	Rating 6.3 8,520 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $57	Free Cancellation	Rating 5.7 3,027 reviews	Search Frontier flights
United Airlines	PriceFrom $114	Free Cancellation	Rating 7.4 9,431 reviews	Search United Airlines flights
American Airlines	PriceFrom $152	Free Cancellation	Rating 7.1 11,466 reviews	Search American Airlines flights
Southwest	PriceFrom $157	Free Cancellation	Rating 8.0 4,320 reviews	Search Southwest flights

United Airlines Flights From Chicago O'Hare Intl Airport to Baltimore
United Airlines flight deals from Chicago O'Hare Intl Airport to Baltimore start from $114 round-trip. Over the 12 United Airlines flights for this route in a normal week, average airfare is usually $286 round-trip - but some users have found much cheaper deals with momondo.
American Airlines Flights From Chicago O'Hare Intl Airport to Baltimore
$152 is the best American Airlines flight deal from Chicago O'Hare Intl Airport to Baltimore found on momondo over the last 72 hours. The average American Airlines ticket price found was closer to $280, however, with flight time and availability significantly affecting the price. American Airlines (7.1/10 from 11,466 user reviews) flies into Baltimore from Chicago O'Hare Intl Airport 13 times in an average week so prices can vary.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Baltimore. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Chicago to Baltimore with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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 Chicago to Baltimore.

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

Price alerts on flights to Baltimore from Chicago 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.

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Cheap flights from Chicago O'Hare Intl Airport to Washington, D.C. from $86

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Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Baltimore that are best for you.

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How to get the cheapest flight ticket from Chicago O'Hare Intl Airport to Baltimore

What is the cheapest month to fly to Baltimore?

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?

What is the cheapest Chicago O'Hare Intl to Baltimore/Washington flight route?

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

What cabin class options are available on Chicago O'Hare Intl to Baltimore/Washington flights?

How have Chicago O'Hare Intl Airport to Baltimore flight prices changed over time?

What is the cheapest airline that flies from Chicago O'Hare Intl to Baltimore/Washington?

What airlines fly to Baltimore?

How often are flights from Chicago to Baltimore delayed?

What is the most punctual flight time for Chicago to Baltimore flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Chicago to Baltimore flights?

How many flights depart from Chicago O'Hare Intl Airport to Baltimore on average per day?

How many flights depart from Chicago O'Hare Intl Airport to Baltimore on average per week?

When to book flights from Chicago O'Hare Intl Airport to Baltimore

Cheap Chicago O'Hare Intl Airport to Baltimore (ORD to BWI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Baltimore

Best Price Found

Fastest flight time

Direct flights

Airports in Baltimore

Best airlines flying from Chicago O'Hare Intl Airport to Baltimore

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Baltimore with momondo

United Airlines Flights From Chicago O'Hare Intl Airport to Baltimore

American Airlines Flights From Chicago O'Hare Intl Airport to Baltimore

Why use momondo?

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.

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