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$314+ Cheap flights from Decatur, IL to Baltimore (DEC - BWI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEC — BWI
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Decatur to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from Decatur (DEC) to Baltimore (BWI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$314
(United Airlines)
From Decatur Arpt to Baltimore/Washington
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Find flight deals from Decatur to Baltimore

Cheapest flights from Decatur to Baltimore
Explore the most affordable flight options available from Decatur to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/206:55 pmDEC - BWI
1 stop14h 00mUnited Airlines
Fri 10/246:29 amBWI - DEC
1 stop12h 35mUnited Airlines
Deal found 9/10$382

Cheapflights Fare Finder

 
Customize your flight search to find flights from Decatur 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Decatur to Baltimore that are best for you.

Fly from

Decatur

Fly to

Baltimore

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

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.

Deals found on 9/11

Best time to book a flight from Decatur to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from Decatur with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Decatur to Baltimore

What is the cheapest month to book a flight from Decatur, Illinois to Baltimore?

Currently, August is the cheapest month in which you can book a flight from Decatur, Illinois to Baltimore (average of $241). Flying from Decatur, Illinois to Baltimore in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Decatur to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Decatur, Illinois to Baltimore?

    Airlines like United Airlines fly from Decatur, Illinois to Baltimore in about 4h 37m. The time it takes to get you to your destination can typically vary by up to . The distance from Decatur, Illinois to Baltimore is about 651 mi.

  • Can I find deals for flights from Decatur to Baltimore that include hotel bookings?

    Yes. In addition to deals on Decatur to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Decatur to Baltimore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Decatur to Baltimore.

  • Can I find deals for business class flights from Decatur to Baltimore?

    Yes. Cheapflights offers flight deals from Decatur to Baltimore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Decatur, Illinois to Baltimore?

    Currently, August is the cheapest month in which you can book a flight from Decatur, Illinois to Baltimore (average of $241). Flying from Decatur, Illinois to Baltimore in March is currently the most expensive (average of $290). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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