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Cheap flights from Chicago O'Hare Intl Airport to Washington, D.C. from $63

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport 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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Find the cheapest flights from Chicago O'Hare Intl Airport to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
7:35 am - 10:35 am
ORD
-
BWI
2h 00mnonstop
Frontier Logo
1:54 pm - 3:21 pm
BWI
-
ORD
2h 27mnonstop
$88Frontier
Thu, Jan 15 - Mon, Jan 19
Frontier Logo
5:01 am - 8:03 am
ORD
-
BWI
2h 02mnonstop
Frontier Logo
8:58 am - 10:22 am
BWI
-
ORD
2h 24mnonstop
$90Frontier
Thu, Feb 19 - Sun, Feb 22
Multiple Airlines Logo
3:50 pm - 6:50 pm
ORD
-
BWI
2h 00mnonstop
Multiple Airlines Logo
1:00 pm - 9:03 pm
BWI
-
ORD
9h 03m1 stop
$91Multiple Airlines
Thu, Jan 15 - Tue, Jan 20
Frontier Logo
9:15 am - 6:50 pm
ORD
-
BWI
8h 35m1 stop
Frontier Logo
12:05 pm - 1:32 pm
BWI
-
ORD
2h 27mnonstop
$92Frontier
Sat, Jan 24 - Thu, Jan 29
Frontier Logo
8:10 am - 11:10 am
ORD
-
BWI
2h 00mnonstop
Frontier Logo
6:00 am - 1:37 pm
BWI
-
ORD
8h 37m1 stop
$93Frontier
Thu, Jan 22 - Sun, Jan 25
Frontier Logo
6:00 am - 9:00 am
ORD
-
BWI
2h 00mnonstop
Frontier Logo
8:00 am - 10:41 am
BWI
-
ORD
27h 41m1 stop
$94Frontier
Mon, Jan 19 - Wed, Jan 21
Frontier Logo
6:05 am - 9:05 am
ORD
-
BWI
2h 00mnonstop
Frontier Logo
11:24 am - 10:46 pm
BWI
-
ORD
12h 22m1 stop
$97Frontier
Fri, Jan 23 - Mon, Jan 26
Multiple Airlines Logo
5:15 am - 7:03 pm
ORD
-
BWI
12h 48m1 stop
Multiple Airlines Logo
8:17 pm - 9:41 pm
BWI
-
ORD
2h 24mnonstop
$98Multiple Airlines
Thu, Jan 8 - Mon, Jan 12
Frontier Logo
4:49 pm - 7:21 am
ORD
-
BWI
13h 32m2 stops
Frontier Logo
8:07 pm - 9:31 pm
BWI
-
ORD
2h 24mnonstop
$99Frontier
Wed, Jan 7 - Thu, Jan 8
Frontier Logo
5:01 am - 8:03 am
ORD
-
BWI
2h 02mnonstop
Frontier Logo
8:58 am - 10:22 am
BWI
-
ORD
2h 24mnonstop
$101Frontier
Fri, Feb 20 - Mon, Feb 23

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
Jan 15
ORD5:15 amChicago O'Hare Intl
12h 48m
1 stop
BWI7:03 pmBaltimore/Washington
Jan 20
BWI1:00 pmBaltimore/Washington
9h 03m
1 stop
ORD9:03 pmChicago O'Hare Intl
$126
Find similar
Spirit Airlines
Jan 7
ORD12:09 pmChicago O'Hare Intl
10h 40m
1 stop
BWI11:49 pmBaltimore/Washington
Jan 14
BWI1:00 pmBaltimore/Washington
11h 46m
1 stop
ORD11:46 pmChicago O'Hare Intl
$130
Find similar
Spirit Airlines
Jan 15
ORD5:15 amChicago O'Hare Intl
12h 48m
1 stop
BWI7:03 pmBaltimore/Washington
Jan 18
BWI11:30 amBaltimore/Washington
7h 22m
1 stop
ORD5:52 pmChicago O'Hare Intl
$140
Find similar

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
Jan 15
ORD7:35 amChicago O'Hare Intl
2h 00m
BWI10:35 amBaltimore/Washington
Jan 19
BWI1:54 pmBaltimore/Washington
2h 27m
ORD3:21 pmChicago O'Hare Intl
$88
Find similar
Frontier
Feb 19
ORD5:01 amChicago O'Hare Intl
2h 02m
BWI8:03 amBaltimore/Washington
Feb 22
BWI8:58 amBaltimore/Washington
2h 24m
ORD10:22 amChicago O'Hare Intl
$90
Find similar
Frontier
Jan 24
ORD9:15 amChicago O'Hare Intl
8h 35m
1 stop
BWI6:50 pmBaltimore/Washington
Jan 26
BWI12:40 pmBaltimore/Washington
2h 27m
ORD2:07 pmChicago O'Hare Intl
$92
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Baltimore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 12, 2025.
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

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 1/15

7:35 am-10:35 am

Nonstop2h 00m

Baltimore/Washington

Mon 1/19

1:54 pm-3:21 pm

Nonstop2h 27m

$88

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 2/19

5:01 am-8:03 am

Nonstop2h 02m

Baltimore/Washington

Sun 2/22

8:58 am-10:22 am

Nonstop2h 24m

$90

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 1/15

3:50 pm-6:50 pm

Nonstop2h 00m

Baltimore/Washington

Tue 1/20

1:00 pm-9:03 pm

1 stop9h 03m

$91

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Sat 1/24

9:15 am-6:50 pm

1 stop8h 35m

Baltimore/Washington

Thu 1/29

12:05 pm-1:32 pm

Nonstop2h 27m

$92

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 1/22

8:10 am-11:10 am

Nonstop2h 00m

Baltimore/Washington

Sun 1/25

6:00 am-1:37 pm

1 stop8h 37m

$93

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Mon 1/19

6:00 am-9:00 am

Nonstop2h 00m

Baltimore/Washington

Wed 1/21

8:00 am-10:41 am

1 stop27h 41m

$94

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Fri 1/23

6:05 am-9:05 am

Nonstop2h 00m

Baltimore/Washington

Mon 1/26

11:24 am-10:46 pm

1 stop12h 22m

$97

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Thu 1/8

5:15 am-7:03 pm

1 stop12h 48m

Baltimore/Washington

Mon 1/12

8:17 pm-9:41 pm

Nonstop2h 24m

$98

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Wed 1/7

4:49 pm-7:21 am

2 stops13h 32m

Baltimore/Washington

Thu 1/8

8:07 pm-9:31 pm

Nonstop2h 24m

$99

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Fri 2/20

5:01 am-8:03 am

Nonstop2h 02m

Baltimore/Washington

Mon 2/23

8:58 am-10:22 am

Nonstop2h 24m

$101

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

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

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 Chicago O'Hare Intl Airport to Baltimore during August average around $198.

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 $204. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $308. 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 $217 when looking at flights departing at noon. Flights in the evening are often more expensive with an average ticket price of $287.

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 $245 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 $161 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 December 2025, prices for Chicago O'Hare Intl Airport to Baltimore flights are approximately 55% cheaper 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

$95

Fastest flight time

1h 57m

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 $95. The best round-trip flight deal from Chicago O'Hare Intl Airport to Baltimore found on momondo in the last 72 hours is $150.
The fastest flight from Chicago O'Hare Intl Airport to Baltimore takes 1h 57m
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 57m 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?

  • 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?

  • What is the most popular airline from Chicago O'Hare Intl Airport to 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
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $45Free CancellationRating
6.3
8,179 reviews
Search Spirit Airlines flights
FrontierPriceFrom $58Free CancellationRating
5.8
3,084 reviews
Search Frontier flights
United AirlinesPriceFrom $143Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights
American AirlinesPriceFrom $148Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
SouthwestPriceFrom $157Free CancellationRating
7.9
4,253 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 $143 round-trip. Over the 13 United Airlines flights for this route in a normal week, average airfare is usually $296 round-trip - but some users have found much cheaper deals with momondo.

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

    $148 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 $281, however, with flight time and availability significantly affecting the price. American Airlines (7.2/10 from 11,050 user reviews) flies into Baltimore from Chicago O'Hare Intl Airport 18 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.

An easier way to manage your Baltimore trip

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