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Decatur

$227+ Cheap flights from District of Columbia to Decatur, IL (DEC)

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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — DEC
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from District of Columbia to Decatur

Cheapest flights from District of Columbia to Decatur
Explore the most affordable flight options available from District of Columbia to Decatur. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/28. 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 10/271:00 pm
DCA
-
DEC
1 stop5h 51m
United Airlines
Sat 10/316:55 pm
DEC
-
DCA
1 stop4h 01m
United Airlines
Deal found 1/28$334
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Wed 3/252:00 pm
DCA
-
DEC
1 stop4h 53m
United Airlines
Tue 3/317:20 pm
DEC
-
DCA
1 stop16h 50m
United Airlines
Deal found 1/28$374
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Wed 2/112:00 pm
DCA
-
DEC
1 stop5h 01m
United Airlines
Sun 2/159:50 am
DEC
-
DCA
1 stop4h 42m
United Airlines
Deal found 1/27$375
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Wed 2/252:00 pm
DCA
-
DEC
1 stop4h 54m
United Airlines
Fri 2/277:15 pm
DEC
-
DCA
1 stop26h 37m
United Airlines
Deal found 1/27$408
This United Airlines deal was found by Cheapflights users on 1/28. 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 3/31:00 pm
DCA
-
DEC
1 stop5h 54m
United Airlines
Sat 3/77:15 pm
DEC
-
DCA
1 stop12h 39m
United Airlines
Deal found 1/28$445
This United Airlines deal was found by Cheapflights users on 1/28. 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 2/1212:00 pm
DCA
-
DEC
1 stop6h 54m
United Airlines
Mon 2/169:50 am
DEC
-
DCA
1 stop4h 42m
United Airlines
Deal found 1/28$470

Find flight deals from District of Columbia to Decatur

Keep the following information in mind while searching for District of Columbia to Decatur flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$334
(United Airlines)

One-way from

$227
(United Airlines)
Provider with most accurate pricing for Washington, D.C. (WAS)-Decatur Arpt flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Decatur Arpt flights.
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From District of Columbia to Decatur Arpt
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One-way flight from District of Columbia to Decatur Arpt
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Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to Decatur 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 29, 2026.
Use the filters below to find and compare flights from District of Columbia to Decatur that are best for you.

Fly from

District of Columbia

Fly to

Decatur

Route

Depart

Return

Price

Washington, D.C.Decatur

DCA - DEC

DCADEC

Washington, D.C. Reagan-National

Thu 2/19

2:00 pm-5:54 pm

1 stop4h 54m

Decatur Arpt

Mon 2/23

9:50 am-3:32 pm

1 stop4h 42m

$334

Washington, D.C.Decatur

DCA - DEC

DCADEC

Washington, D.C. Reagan-National

Wed 3/25

2:00 pm-5:53 pm

1 stop4h 53m

Decatur Arpt

Tue 3/31

7:20 pm-1:10 pm

1 stop16h 50m

$374

Washington, D.C.Decatur

DCA - DEC

DCADEC

Washington, D.C. Reagan-National

Wed 2/11

2:00 pm-6:01 pm

1 stop5h 01m

Decatur Arpt

Sun 2/15

9:50 am-3:32 pm

1 stop4h 42m

$375

Washington, D.C.Decatur

DCA - DEC

DCADEC

Washington, D.C. Reagan-National

Wed 2/25

2:00 pm-5:54 pm

1 stop4h 54m

Decatur Arpt

Fri 2/27

7:15 pm-10:52 pm

1 stop26h 37m

$408

Washington, D.C.Decatur

DCA - DEC

DCADEC

Washington, D.C. Reagan-National

Tue 3/3

1:00 pm-5:54 pm

1 stop5h 54m

Decatur Arpt

Sat 3/7

7:15 pm-8:54 am

1 stop12h 39m

$445

Washington, D.C.Decatur

DCA - DEC

DCADEC

Washington, D.C. Reagan-National

Thu 2/12

12:00 pm-5:54 pm

1 stop6h 54m

Decatur Arpt

Mon 2/16

9:50 am-3:32 pm

1 stop4h 42m

$470

Washington, D.C.Decatur

DCA - DEC

DCADEC

Washington, D.C. Reagan-National

Thu 2/26

10:30 am-5:54 pm

1 stop8h 24m

$251

Washington, D.C.Decatur

DCA - DEC

DCADEC

Washington, D.C. Reagan-National

Sun 3/22

12:00 pm-5:53 pm

1 stop6h 53m

$385

Washington, D.C.Decatur

DCA - DEC

DCADEC

Washington, D.C. Reagan-National

Wed 4/15

7:00 am-5:57 pm

2 stops11h 57m

$580

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Best time to book a flight from District of Columbia to Decatur

Have a flexible travel schedule? Discover the best time to fly to Decatur from District of Columbia 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 District of Columbia to Decatur
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly into for flights to Decatur from District of Columbia?

    Located just 4.7 mi from the city center, Decatur Arpt (DEC) is the airport most travelers will use when flying to Decatur from District of Columbia.

  • How long is the flight from District of Columbia to Decatur, Illinois?

    A quick flight from District of Columbia to Decatur, Illinois can take about 4h 54m. United Airlines provides one of the quickest options available for as low as $334. District of Columbia and Decatur, Illinois are separated by a distance of 635 mi.

  • Can I find deals for flights from District of Columbia to Decatur that include hotel bookings?

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

  • How can I find direct flights from District of Columbia to Decatur?

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

  • Can I find deals for business class flights from District of Columbia to Decatur?

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

See more FAQs

Traveling to a place near Decatur?

Book flights to Decatur if you plan to visit one of these locations
Mattoon
Effingham

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