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$212+ Cheap flights from Decatur, IL to Baltimore (DEC - BWI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
DEC — BWI
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap 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 January 26, 2026.

This United Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 2/107:09 pm
DEC
-
BWI
1 stop18h 02m
United Airlines
Sat 2/145:20 pm
BWI
-
DEC
1 stop25h 34m
United Airlines
Deal found 1/26$377
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Fri 2/207:15 pm
DEC
-
BWI
1 stop25h 02m
United Airlines
Wed 2/255:20 pm
BWI
-
DEC
1 stop16h 32m
United Airlines
Deal found 1/26$407
This United Airlines deal was found by Cheapflights users on 1/26. 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 4/209:52 am
DEC
-
BWI
1 stop10h 31m
United Airlines
Thu 4/236:00 am
BWI
-
DEC
1 stop13h 02m
United Airlines
Deal found 1/26$425
This United Airlines deal was found by Cheapflights users on 1/24. 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.
Thu 3/129:50 am
DEC
-
BWI
1 stop10h 52m
United Airlines
Sun 3/226:05 am
BWI
-
DEC
1 stop12h 48m
United Airlines
Deal found 1/24$556
This United Airlines deal was found by Cheapflights users on 1/24. 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.
Fri 3/137:15 pm
DEC
-
BWI
1 stop25h 27m
United Airlines
Sun 3/226:05 am
BWI
-
DEC
1 stop12h 48m
United Airlines
Deal found 1/24$581

Find 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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$377
(United Airlines)

One-way from

$212
(United Airlines)
Provider with most accurate pricing for Decatur Arpt-Baltimore/Washington flight deals.
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Provider most trusted by Cheapflights users for Decatur Arpt-Baltimore/Washington flights.
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From Decatur Arpt to Baltimore/Washington
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One-way flight from Decatur Arpt to Baltimore/Washington
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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 January 26, 2026.
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

Tue 2/10

7:09 pm-2:11 pm

1 stop18h 02m

Baltimore/Washington

Sat 2/14

5:20 pm-5:54 pm

1 stop25h 34m

$377

DecaturBaltimore

DEC - BWI

DECBWI

Decatur Arpt

Fri 2/20

9:50 am-2:01 pm

1 stop27h 11m

Baltimore/Washington

Tue 2/24

5:20 pm-5:54 pm

1 stop25h 34m

$377

DecaturBaltimore

DEC - BWI

DECBWI

Decatur Arpt

Fri 2/20

7:15 pm-9:17 pm

1 stop25h 02m

Baltimore/Washington

Wed 2/25

5:20 pm-8:52 am

1 stop16h 32m

$407

DecaturBaltimore

DEC - BWI

DECBWI

Decatur Arpt

Thu 2/19

9:50 am-9:17 pm

1 stop10h 27m

Baltimore/Washington

Tue 2/24

5:20 pm-8:52 am

1 stop16h 32m

$407

DecaturBaltimore

DEC - BWI

DECBWI

Decatur Arpt

Fri 2/20

7:15 pm-9:17 pm

1 stop25h 02m

Baltimore/Washington

Sun 2/22

6:30 am-8:52 am

1 stop27h 22m

$407

DecaturBaltimore

DEC - BWI

DECBWI

Decatur Arpt

Mon 4/20

9:52 am-9:23 pm

1 stop10h 31m

Baltimore/Washington

Thu 4/23

6:00 am-6:02 pm

1 stop13h 02m

$425

DecaturBaltimore

DEC - BWI

DECBWI

Decatur Arpt

Thu 3/12

9:50 am-9:42 pm

1 stop10h 52m

Baltimore/Washington

Sun 3/22

6:05 am-5:53 pm

1 stop12h 48m

$556

DecaturBaltimore

DEC - BWI

DECBWI

Decatur Arpt

Fri 3/13

7:15 pm-9:42 pm

1 stop25h 27m

Baltimore/Washington

Sun 3/22

6:05 am-5:53 pm

1 stop12h 48m

$581

DecaturBaltimore

DEC - BWI

DECBWI

Decatur Arpt

Thu 3/12

9:50 am-9:42 pm

1 stop10h 52m

$241

DecaturBaltimore

DEC - BWI

DECBWI

Decatur Arpt

Sun 3/22

7:15 pm-9:42 pm

1 stop25h 27m

$343

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

  • Most accurate provider: When it comes to deals on Decatur, Illinois-Baltimore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Decatur, Illinois-Baltimore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Decatur, Illinois-Baltimore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Decatur, Illinois-Baltimore flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Decatur, Illinois-Baltimore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, November is the cheapest month in which you can book a flight from Decatur, Illinois to Baltimore (average of $173). Flying from Decatur, Illinois to Baltimore in August is currently the most expensive (average of $293). 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 18h 02m. 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, November is the cheapest month in which you can book a flight from Decatur, Illinois to Baltimore (average of $173). Flying from Decatur, Illinois to Baltimore in August is currently the most expensive (average of $293). 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.

See more FAQs

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Alternative routes for Decatur to Baltimore

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