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$223+ Cheap flights from Wilmington (ILM) to Washington

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — SEA
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Cheap flight deals from Wilmington to Washington

Keep the following information in mind while searching for Wilmington to Washington flight deals. Data was last updated October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$309
(Delta)

One-way from

$223
(Kiwi.com)

Popular in

November

Cheapest in

September

Average price

$413
Provider with most accurate pricing for Wilmington New Hanover County-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Wilmington New Hanover County-Seattle/Tacoma Intl flights.
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From Wilmington New Hanover County to Washington
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One-way flight from Wilmington New Hanover County to Washington
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Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Wilmington to Washington

Cheapest flights from Wilmington to Washington
Explore the most affordable flight options available from Wilmington to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This Delta deal was found by Cheapflights users on 10/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/64:15 pmILM - SEA
1 stop10h 44mDelta
Wed 12/1011:40 amSEA - ILM
1 stop8h 37mDelta
Deal found 10/27$309
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/64:15 pmILM - PDX
1 stop9h 04mDelta
Sun 12/1410:10 pmPDX - ILM
1 stop8h 31mDelta
Deal found 10/26$309
This American Airlines deal was found by Cheapflights users on 10/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/65:05 amILM - SEA
2 stops11h 50mAmerican Airlines
Wed 12/105:18 amSEA - ILM
1 stop8h 19mAmerican Airlines
Deal found 10/25$314
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/96:00 amILM - SEA
2 stops16h 22mUnited Airlines
Sat 12/137:00 amSEA - ILM
2 stops13h 35mUnited Airlines
Deal found 10/26$319
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/64:15 pmILM - SEA
1 stop10h 44mDelta
Mon 12/152:25 pmSEA - ILM
2 stops16h 16mDelta
Deal found 10/26$338
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/76:02 pmILM - SEA
1 stop8h 56mDelta
Sat 12/1311:00 pmSEA - ILM
1 stop7h 41mDelta
Deal found 10/26$339
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/76:00 amILM - SEA
1 stop9h 40mDelta
Mon 12/152:25 pmSEA - ILM
2 stops16h 16mDelta
Deal found 10/26$368
This American Airlines deal was found by Cheapflights users on 10/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:20 amILM - SEA
1 stop9h 50mAmerican Airlines
Wed 11/1911:20 pmSEA - ILM
1 stop8h 20mAmerican Airlines
Deal found 10/27$389
This American Airlines deal was found by Cheapflights users on 10/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/65:23 pmILM - SEA
1 stop9h 15mAmerican Airlines
Mon 12/155:18 amSEA - ILM
1 stop8h 19mAmerican Airlines
Deal found 10/26$409
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:02 pmILM - SEA
1 stop8h 56mDelta
Fri 12/123:47 pmSEA - ILM
1 stop14h 54mDelta
Deal found 10/26$417
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Sat 12/66:00 amILM - SEA
2 stops13h 07mUnited Airlines
Mon 12/157:00 amSEA - ILM
2 stops13h 54mUnited Airlines
Deal found 10/26$419
This American Airlines deal was found by Cheapflights users on 10/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/45:27 pmILM - PDX
1 stop8h 59mAmerican Airlines
Tue 11/1110:15 pmPDX - ILM
1 stop8h 11mAmerican Airlines
Deal found 10/25$419

Cheapflights Fare Finder

 
Customize your flight search to find flights from Wilmington to Washington 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 October 27, 2025.
Use the filters below to find and compare flights from Wilmington to Washington that are best for you.

Fly from

Wilmington

Fly to

Washington

Route

Depart

Return

Price

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Sat 12/6

4:15 pm-11:59 pm

1 stop10h 44m

Seattle/Tacoma Intl

Sun 12/14

11:00 pm-9:41 am

1 stop7h 41m

$309

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Fri 12/12

6:00 am-12:40 pm

1 stop9h 40m

Seattle/Tacoma Intl

Sat 12/13

11:00 pm-9:41 am

1 stop7h 41m

$309

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Sat 12/6

4:15 pm-11:59 pm

1 stop10h 44m

Seattle/Tacoma Intl

Wed 12/10

11:40 am-11:17 pm

1 stop8h 37m

$309

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Tue 12/9

6:02 pm-11:58 pm

1 stop8h 56m

Seattle/Tacoma Intl

Tue 12/16

6:00 am-5:16 pm

1 stop8h 16m

$309

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Fri 12/12

6:02 pm-11:58 pm

1 stop8h 56m

Seattle/Tacoma Intl

Tue 12/16

6:00 am-5:16 pm

1 stop8h 16m

$309

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Wed 1/14

2:00 pm-9:47 pm

2 stops10h 47m

Seattle/Tacoma Intl

Tue 1/20

9:45 pm-9:26 am

1 stop8h 41m

$314

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Sat 12/6

5:05 am-1:55 pm

2 stops11h 50m

Seattle/Tacoma Intl

Wed 12/10

5:18 am-4:37 pm

1 stop8h 19m

$314

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Tue 12/2

5:42 pm-11:28 pm

1 stop8h 46m

Portland

Tue 12/9

7:40 am-10:30 pm

2 stops11h 50m

$314

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Sat 12/6

10:26 am-10:10 pm

2 stops14h 44m

Portland

Sun 12/14

10:10 pm-9:41 am

1 stop8h 31m

$314

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Sat 12/6

4:15 pm-11:59 pm

1 stop10h 44m

Seattle/Tacoma Intl

Tue 12/16

7:15 am-9:41 am

2 stops23h 26m

$338

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 32 results
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Best time to book a flight from Wilmington to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington 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.

Cheapflights Insights

Everything you need to know about your flight from Wilmington to Washington

What is the cheapest month to book a flight from Wilmington to State of Washington?

Currently, March is the cheapest month in which you can book a flight from Wilmington to State of Washington (average of $234). Flying from Wilmington to State of Washington in June is currently the most expensive (average of $368). 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.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated October 27, 2025.
Get a feel of what it's like to fly with Delta and American Airlines from Wilmington to Washington by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,997 reviews

Overall

7.9

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,997 reviews
Delta
7.9
Good
7,997 reviews

Overall

7.9

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,030 reviews
Delta
7.9
Good
7,997 reviews

Overall

7.9

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Wilmington to Washington. 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?

    Located just 4.3 mi from the city center, Wilmington New Hanover County (ILM) is the airport most travelers will use when flying to Washington from Wilmington.

  • How long is the flight from Wilmington to State of Washington?

    A quick flight from Wilmington to State of Washington can take about 9h 48m. Delta provides one of the quickest options available for as low as $309. Wilmington and State of Washington are separated by a distance of 2452 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Wilmington to State of Washington one-way?

    $269 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $269 and $329, respectively.

  • What are the most popular routes from Wilmington to State of Washington?

    The most popular route from Wilmington to State of Washington is Wilmington New Hanover County - Seattle/Tacoma Intl. You may also consider Wilmington New Hanover County - Portland or Wilmington New Hanover County - Spokane.

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

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

  • How can I find direct flights from Wilmington to Washington?

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

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

    Yes. Cheapflights offers flight deals from Wilmington to Washington 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 Wilmington to State of Washington?

    Currently, March is the cheapest month in which you can book a flight from Wilmington to State of Washington (average of $234). Flying from Wilmington to State of Washington in June is currently the most expensive (average of $368). 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 Wilmington to Washington

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Top 2 airlines flying from Wilmington to Washington

Discover the top 2 airlines that operate flights from Wilmington to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$279Average$555FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$284Average$555FlexibilityNo cancel feeOn-time71%

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