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Dulles Intl

$123+ Cheap flights from Wilmington (ILM) to Dulles Intl (IAD)

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — IAD
Aug 11 — Aug 181
Tue 8/11
Tue 8/18
1 adult, Economy
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Cheap flight deals from Wilmington to Dulles Intl

Cheapest flights from Wilmington to Dulles Intl
Explore the most affordable flight options available from Wilmington to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:39 pm
ILM
-
IAD
1 stop28h 05m
Multiple Airlines
Mon 8/2410:45 am
IAD
-
ILM
1 stop6h 39m
Multiple Airlines
Deal found 7/10$207
This Kiwi.com deal was found by Cheapflights users on 7/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/23:10 pm
ILM
-
IAD
1 stop29h 11m
Multiple Airlines
Mon 10/127:00 am
IAD
-
ILM
2 stops27h 41m
Multiple Airlines
Deal found 7/11$242
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/98:20 pm
ILM
-
IAD
1 stop15h 23m
Multiple Airlines
Sun 8/168:33 pm
IAD
-
ILM
2 stops38h 35m
Multiple Airlines
Deal found 7/10$254
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/284:38 pm
ILM
-
IAD
1 stop19h 05m
Multiple Airlines
Thu 7/305:40 pm
IAD
-
ILM
1 stop26h 29m
Multiple Airlines
Deal found 7/7$314
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:04 pm
ILM
-
IAD
1 stop18h 43m
Multiple Airlines
Mon 8/1011:10 am
IAD
-
ILM
1 stop6h 14m
Multiple Airlines
Deal found 7/7$320
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/203:39 pm
ILM
-
IAD
1 stop27h 59m
Multiple Airlines
Thu 7/231:32 pm
IAD
-
ILM
1 stop7h 10m
Multiple Airlines
Deal found 7/7$355
This Delta deal was found by Cheapflights users on 7/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1910:40 am
ILM
-
IAD
1 stop6h 02m
Delta
Wed 8/266:00 am
IAD
-
ILM
1 stop3h 55m
Delta
Deal found 7/11$369
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/173:39 pm
ILM
-
IAD
1 stop27h 59m
Multiple Airlines
Mon 7/206:09 pm
IAD
-
ILM
2 stops16h 59m
Multiple Airlines
Deal found 7/7$371

Find flight deals from Wilmington to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Wilmington (ILM) to Dulles Intl (IAD). 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 July 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$207
(Kiwi.com)

One-way from

$123
(Kiwi.com)

Popular in

November

Cheapest in

August

Average price

$192
Provider with most accurate pricing for Wilmington New Hanover County-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Wilmington New Hanover County-Washington, D.C. Dulles Intl flights.
Search Deals
From Wilmington New Hanover County to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Wilmington New Hanover County to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Wilmington to Dulles Intl 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 July 12, 2026.
Use the filters below to find and compare flights from Wilmington to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

WilmingtonWashington, D.C.

ILM - IAD

ILMIAD

Wilmington New Hanover County

Fri 8/28

6:47 pm-1:43 pm

1 stop18h 56m

Washington, D.C. Dulles Intl

Sun 8/30

6:00 am-9:55 am

1 stop3h 55m

$406

WilmingtonWashington, D.C.

ILM - IAD

ILMIAD

Wilmington New Hanover County

Fri 9/4

6:47 pm-12:34 am

1 stop5h 47m

Washington, D.C. Dulles Intl

Sun 9/6

8:28 am-3:35 pm

1 stop7h 07m

$414

WilmingtonWashington, D.C.

ILM - IAD

ILMIAD

Wilmington New Hanover County

Thu 8/27

6:47 pm-10:23 am

2 stops15h 36m

Washington, D.C. Dulles Intl

Sun 8/30

6:00 am-9:55 am

1 stop3h 55m

$468

WilmingtonWashington, D.C.

ILM - IAD

ILMIAD

Wilmington New Hanover County

Thu 10/1

2:30 pm-11:14 pm

2 stops8h 44m

Washington, D.C. Dulles Intl

Sun 10/4

8:00 am-1:42 pm

1 stop5h 42m

$504
Quickest round-trip

WilmingtonWashington, D.C.

ILM - IAD

ILMIAD

Wilmington New Hanover County

Thu 8/27

7:00 am-11:26 am

1 stop4h 26m

Washington, D.C. Dulles Intl

Sun 8/30

6:15 am-12:03 pm

1 stop5h 48m

$529

WilmingtonWashington, D.C.

ILM - IAD

ILMIAD

Wilmington New Hanover County

Fri 7/17

6:48 pm-12:41 am

1 stop5h 53m

Washington, D.C. Dulles Intl

Sun 7/19

8:27 am-1:43 pm

1 stop5h 16m

$539

WilmingtonWashington, D.C.

ILM - IAD

ILMIAD

Wilmington New Hanover County

Mon 8/17

4:44 pm-11:52 am

2 stops19h 08m

Washington, D.C. Dulles Intl

Mon 8/24

10:20 pm-3:37 pm

2 stops17h 17m

$548

WilmingtonWashington, D.C.

ILM - IAD

ILMIAD

Wilmington New Hanover County

Sat 8/8

7:30 am-11:19 pm

1 stop15h 49m

Washington, D.C. Dulles Intl

Sat 8/15

10:20 pm-3:37 pm

2 stops17h 17m

$657

WilmingtonWashington, D.C.

ILM - IAD

ILMIAD

Wilmington New Hanover County

Sat 7/25

7:30 am-9:16 pm

2 stops13h 46m

Washington, D.C. Dulles Intl

Tue 7/28

5:30 pm-3:00 pm

2 stops21h 30m

$690

WilmingtonWashington, D.C.

ILM - IAD

ILMIAD

Wilmington New Hanover County

Fri 7/17

3:41 pm-7:18 am

2 stops15h 37m

Washington, D.C. Dulles Intl

Mon 7/20

6:33 am-12:12 pm

1 stop5h 39m

$693

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/7

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Wilmington to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Wilmington to Dulles Intl in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Wilmington-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Wilmington-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Wilmington-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Wilmington-Washington, D.C. Dulles Intl Airport 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 Wilmington-Washington, D.C. Dulles Intl Airport 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 Wilmington to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Wilmington 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.

Related info for your journey

Find useful and relevant information for your journey from Wilmington to Dulles Intl. 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 from for flights from Wilmington to Washington, D.C. Dulles Intl?

    Most people fly from Wilmington New Hanover County (ILM) if they book a flight from Wilmington to Washington, D.C. Dulles Intl. On average, New Hanover County has 0 outbound flights to Washington, D.C. Dulles Intl per day from 0 airlines. Wilmington New Hanover County is conveniently located just 4.3 mi from Wilmington’s city center.

  • How long is the flight from Wilmington to Washington, D.C. Dulles Intl Airport?

    A quick flight from Wilmington to Washington, D.C. Dulles Intl Airport can take about 18h 56m. Delta provides one of the quickest options available for as low as $406. Wilmington and Washington, D.C. Dulles Intl Airport are separated by a distance of 324 mi.

  • Can I find deals for flights from Wilmington to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Wilmington to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Wilmington to Dulles Intl?

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

  • Can I find deals for business class flights from Wilmington to Dulles Intl?

    Yes. Cheapflights offers flight deals from Wilmington to Dulles Intl 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Arlington
Tysons
Owings Mills
Springfield
Lanham
Reston
Herndon
Rockville
Hyattsville
Manassas
Falls Church
Fredericksburg
Hanover
Chantilly
Laurel
Sterling
Silver Spring
Clinton
Hunt Valley

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