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$257+ 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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — SEA
Dec 31 — Jan 71
Wed 12/31
Wed 1/7
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 December 1, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$259
(Delta)

One-way from

$257
(American Airlines)

Popular in

April

Cheapest in

September

Average price

$457
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. 13% potential increase in price ($81 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in December 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 December 1, 2025.

This Delta deal was found by Cheapflights users on 11/29. 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 12/176:00 amILM - PDX
1 stop7h 44mDelta
Thu 1/17:55 pmPDX - ILM
2 stops11h 27mDelta
Deal found 11/29$394
This Delta deal was found by Cheapflights users on 11/29. 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.
Thu 12/186:00 amILM - PDX
2 stops13h 35mDelta
Thu 1/17:55 pmPDX - ILM
2 stops11h 27mDelta
Deal found 11/29$399
This Delta deal was found by Cheapflights users on 11/29. 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 12/66:00 amILM - PDX
1 stop7h 44mDelta
Sun 12/1410:10 pmPDX - ILM
1 stop8h 31mDelta
Deal found 11/29$439
This Delta deal was found by Cheapflights users on 11/29. 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 12/172:23 pmILM - PDX
1 stop10h 56mDelta
Wed 12/315:15 pmPDX - ILM
2 stops15h 22mDelta
Deal found 11/29$459
This Delta deal was found by Cheapflights users on 11/29. 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.
Thu 12/186:00 amILM - PDX
2 stops13h 35mDelta
Wed 12/316:50 amPDX - ILM
2 stops25h 47mDelta
Deal found 11/29$464
This American Airlines deal was found by Cheapflights users on 11/30. 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 12/166:18 amILM - PDX
1 stop9h 41mAmerican Airlines
Sat 12/2011:21 pmPDX - ILM
1 stop7h 42mAmerican Airlines
Deal found 11/30$478
This Delta deal was found by Cheapflights users on 11/29. 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 12/106:00 amSEA - ILM
1 stop8h 16mDelta
Deal found 11/29$489
This American Airlines deal was found by Cheapflights users on 11/29. 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 12/1012:41 pmSEA - ILM
1 stop6h 49mAmerican Airlines
Deal found 11/29$494
This Delta deal was found by Cheapflights users on 11/29. 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 12/136:00 amILM - GEG
1 stop9h 02mDelta
Wed 12/171:12 pmGEG - ILM
1 stop7h 05mDelta
Deal found 11/29$505
This American Airlines deal was found by Cheapflights users on 11/30. 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.
Thu 12/42:40 pmILM - SEA
1 stop8h 02mAmerican Airlines
Sat 12/610:07 pmSEA - ILM
1 stop9h 44mAmerican Airlines
Deal found 11/30$550
This United Airlines deal was found by Cheapflights users on 11/30. 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 12/43:42 pmILM - SEA
1 stop9h 56mUnited Airlines
Sat 12/65:30 amSEA - ILM
2 stops15h 05mUnited Airlines
Deal found 11/30$555
This Delta deal was found by Cheapflights users on 11/30. 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.
Fri 12/126:00 amILM - GEG
1 stop9h 02mDelta
Wed 12/171:12 pmGEG - ILM
1 stop7h 05mDelta
Deal found 11/30$564

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 December 1, 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

Wed 1/14

2:00 pm-8:45 pm

1 stop9h 45m

Seattle/Tacoma Intl

Tue 1/20

12:45 pm-10:57 pm

1 stop7h 12m

$259

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Fri 1/23

5:41 pm-11:15 pm

1 stop8h 34m

Seattle/Tacoma Intl

Tue 1/27

10:59 pm-9:38 am

1 stop7h 39m

$259

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Sat 1/17

4:30 pm-8:59 pm

2 stops31h 29m

Portland

Tue 1/20

9:45 pm-9:38 am

1 stop8h 53m

$298

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Fri 2/27

1:21 pm-9:08 pm

1 stop10h 47m

Seattle/Tacoma Intl

Tue 3/3

11:18 pm-10:32 am

1 stop8h 14m

$309

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Tue 3/3

2:05 pm-9:09 pm

1 stop10h 04m

Seattle/Tacoma Intl

Tue 3/10

11:13 pm-10:41 am

1 stop8h 28m

$309

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Thu 1/8

7:12 am-1:17 pm

1 stop9h 05m

Seattle/Tacoma Intl

Sun 1/11

11:12 pm-11:49 am

2 stops9h 37m

$314

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Mon 2/2

2:00 pm-10:20 pm

2 stops11h 20m

Seattle/Tacoma Intl

Mon 4/20

11:33 pm-10:01 am

1 stop7h 28m

$314

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Sat 1/17

3:24 pm-8:27 pm

1 stop8h 03m

Portland

Tue 1/20

10:15 pm-9:26 am

1 stop8h 11m

$359

WilmingtonSpokane

ILM - GEG

ILMGEG

Wilmington New Hanover County

Sat 1/17

4:30 pm-8:40 am

2 stops19h 10m

Spokane

Wed 1/21

12:55 pm-11:51 pm

1 stop7h 56m

$363

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Thu 12/18

6:00 am-10:44 am

1 stop7h 44m

Portland

Thu 1/1

7:55 pm-10:22 am

2 stops11h 27m

$394

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/29

Showing 1-10 of 21 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, June is the cheapest month in which you can book a flight from Wilmington to State of Washington (average of $235). Flying from Wilmington to State of Washington in February is currently the most expensive (average of $362). 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 December 1, 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
8,011 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,011 reviews
Delta
7.9
Good
8,011 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,039 reviews
Delta
7.9
Good
8,011 reviews

Entertainment

7.9

Food

7.3

Boarding

8.1

Crew

8.5

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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 8h 34m. Delta provides one of the quickest options available for as low as $259. Wilmington and State of Washington are separated by a distance of 2452 mi. This flight may include one or multiple stops.

  • 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, June is the cheapest month in which you can book a flight from Wilmington to State of Washington (average of $235). Flying from Wilmington to State of Washington in February is currently the most expensive (average of $362). 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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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 December 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$279Average$493FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$284Average$554FlexibilityNo cancel feeOn-time71%

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