Cheap flights from Decatur, Illinois to Washington, D.C. from $314

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 3/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

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

Cheap round-trip flights

United Airlines Logo
3:20 pm - 8:57 pmDEC-BWI
4h 37m1 stop
United Airlines Logo
10:45 am - 2:31 pmBWI-DEC
4h 46m1 stop
$314United Airlines
Find Deal
Wed, Mar 4 - Sat, Mar 7
United Airlines Logo
9:38 am - 5:26 pmDEC-BWI
6h 48m1 stop
United Airlines Logo
5:20 pm - 8:51 amBWI-DEC
16h 31m1 stop
$361United Airlines
Find Deal
Mon, Oct 20 - Fri, Oct 24
United Airlines Logo
6:55 pm - 9:55 amDEC-BWI
14h 00m1 stop
United Airlines Logo
6:29 am - 6:04 pmBWI-DEC
12h 35m1 stop
$382United Airlines
Find Deal
Mon, Oct 20 - Fri, Oct 24

United Airlines flights from Decatur, Illinois to Baltimore

Our best United Airlines deals on Decatur, Illinois to Baltimore flight tickets
United Airlines
Mar 4
DEC3:20 pmDecatur Arpt
4h 37m
1 stop
BWI8:57 pmBaltimore/Washington
Mar 7
BWI10:45 amBaltimore/Washington
4h 46m
1 stop
DEC2:31 pmDecatur Arpt
United Airlines
Oct 20
DEC9:38 amDecatur Arpt
6h 48m
1 stop
BWI5:26 pmBaltimore/Washington
Oct 24
BWI5:20 pmBaltimore/Washington
16h 31m
1 stop
DEC8:51 amDecatur Arpt
United Airlines
Oct 20
DEC6:55 pmDecatur Arpt
14h 00m
1 stop
BWI9:55 amBaltimore/Washington
Oct 24
BWI6:29 amBaltimore/Washington
12h 35m
1 stop
DEC6:04 pmDecatur Arpt

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 September 11, 2025.
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 3/4

3:20 pm-8:57 pm

1 stop4h 37m

Baltimore/Washington

Sat 3/7

10:45 am-2:31 pm

1 stop4h 46m

$314

DecaturBaltimore

DEC - BWI

DECBWI

Decatur Arpt

Mon 10/20

9:38 am-5:26 pm

1 stop6h 48m

Baltimore/Washington

Fri 10/24

5:20 pm-8:51 am

1 stop16h 31m

$361

DecaturBaltimore

DEC - BWI

DECBWI

Decatur Arpt

Mon 10/20

6:55 pm-9:55 am

1 stop14h 00m

Baltimore/Washington

Fri 10/24

6:29 am-6:04 pm

1 stop12h 35m

$382

DecaturBaltimore

DEC - BWI

DECBWI

Decatur Arpt

Sun 10/12

6:55 pm-9:22 pm

1 stop25h 27m

$365

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 is the cheapest airline that flies from Decatur Arpt to Baltimore/Washington?

United Airlines is the most popular carrier operating from Decatur Arpt to Baltimore/Washington

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 78% 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

Direct flights

None
There are no direct flights from Decatur, Illinois to Baltimore. There are no popular flight routes from Decatur, Illinois to Baltimore.
  • 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 4h 37m, 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.

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.
1 adult
Sat 10/11
Sat 10/18

Find better results for your trip to the United States