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Cheap flights from Decatur, Illinois to Washington, D.C. from $410

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Decatur, Illinois to Washington, D.C. departing on 8/12. 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 Decatur, Illinois to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:55 pm - 12:43 am
DEC
-
BWI
4h 48m
1 stop
United Airlines Logo
7:04 pm - 5:51 pm
BWI
-
DEC
23h 47m
1 stop
$410United Airlines
Wed, Aug 12 - Sat, Aug 15
United Airlines Logo
9:52 am - 9:23 pm
DEC
-
BWI
10h 31m
1 stop
United Airlines Logo
11:08 am - 5:57 pm
BWI
-
DEC
7h 49m
1 stop
$574United Airlines
Sun, Mar 29 - Sun, Apr 5
United Airlines Logo
7:15 pm - 9:42 pm
DEC
-
BWI
25h 27m
1 stop
United Airlines Logo
5:12 pm - 5:53 pm
BWI
-
DEC
25h 41m
1 stop
$594United Airlines
Tue, Mar 17 - Mon, Mar 23

United Airlines flights from Decatur, Illinois to Baltimore

Our best United Airlines deals on Decatur, Illinois to Baltimore flight tickets
United Airlines
Aug 12
DEC6:55 pmDecatur Arpt
4h 48m
1 stop
BWI12:43 amBaltimore/Washington
Aug 15
BWI7:04 pmBaltimore/Washington
23h 47m
1 stop
DEC5:51 pmDecatur Arpt
$410
United Airlines
Mar 29
DEC9:52 amDecatur Arpt
10h 31m
1 stop
BWI9:23 pmBaltimore/Washington
Apr 5
BWI11:08 amBaltimore/Washington
7h 49m
1 stop
DEC5:57 pmDecatur Arpt
$574
United Airlines
Mar 19
DEC7:15 pmDecatur Arpt
25h 27m
1 stop
BWI9:42 pmBaltimore/Washington
Mar 23
BWI5:12 pmBaltimore/Washington
25h 41m
1 stop
DEC5:53 pmDecatur Arpt
$584

momondo Fare Finder

 
Customize your flight search to find flights from Decatur, Illinois 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 March 4, 2026.
Use the filters below to find and compare flights from Decatur, Illinois to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DecaturBaltimore

DEC - BWI

DECBWI

Decatur Arpt

Wed 8/12

6:55 pm-12:43 am

1 stop4h 48m

Baltimore/Washington

Sat 8/15

7:04 pm-5:51 pm

1 stop23h 47m

$410

DecaturBaltimore

DEC - BWI

DECBWI

Decatur Arpt

Sun 3/29

9:52 am-9:23 pm

1 stop10h 31m

Baltimore/Washington

Sun 4/5

11:08 am-5:57 pm

1 stop7h 49m

$574

DecaturBaltimore

DEC - BWI

DECBWI

Decatur Arpt

Tue 3/17

7:15 pm-9:42 pm

1 stop25h 27m

Baltimore/Washington

Mon 3/23

5:12 pm-5:53 pm

1 stop25h 41m

$594

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Decatur, 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 airlines fly to Baltimore?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Baltimore from Decatur, Illinois according to our data. American Airlines is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Baltimore. Keep in mind that there are 3 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.

When to book flights from Decatur, Illinois to Baltimore

Are you open to changing your travel dates? Check out the ideal times to fly from Decatur, Illinois to Baltimore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Decatur, Illinois to Baltimore (DEC to BWI) flight deals and tips

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

Fastest flight time

10h 31m

Direct flights

None
The fastest flight from Decatur, Illinois to Baltimore takes 10h 31m
There are no direct flights from Decatur, Illinois to Baltimore. There are no popular flight routes from Decatur, Illinois to Baltimore.
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  • How far is Decatur Arpt to Baltimore/Washington by plane?

    A flight from Decatur Arpt to Baltimore/Washington will travel around 657.5 mi. Flights usually cover this in 10h 31m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Decatur Arpt Airport to Baltimore/Washington Airport?

    Prices for flights from Decatur Arpt Airport to Baltimore/Washington Airport refresh daily.

  • How old do you have to be to fly from Decatur Arpt Airport to Baltimore/Washington Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Decatur Arpt 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.

Why use momondo?

Why should I use momondo to find a flight deal from Decatur 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 Decatur to Baltimore for you.

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

momondo does allow users to show only those flights to Baltimore from Decatur which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to Baltimore from Decatur. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are not ready to book a flight from Decatur to Baltimore now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Baltimore and let you know when they change.

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