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$237+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — SEA
Jul 2 — Jul 91
Thu 7/2
Thu 7/9
1 adult, Economy
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Cheap 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 June 2, 2026.

This American Airlines deal was found by Cheapflights users on 5/30. 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 7/96:06 pm
ILM
-
PDX
1 stop8h 49m
American Airlines
Tue 7/149:47 pm
PDX
-
ILM
1 stop7h 32m
American Airlines
Deal found 5/30$386
This United Airlines deal was found by Cheapflights users on 5/30. 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.
Tue 9/154:44 pm
ILM
-
PDX
1 stop9h 08m
United Airlines
Mon 9/2111:02 pm
PDX
-
ILM
2 stops10h 01m
United Airlines
Deal found 5/30$391
This American Airlines deal was found by Cheapflights users on 5/31. 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.
Wed 9/24:53 pm
ILM
-
PDX
1 stop9h 16m
American Airlines
Tue 9/810:59 pm
PDX
-
ILM
1 stop7h 47m
American Airlines
Deal found 5/31$399
This American Airlines deal was found by Cheapflights users on 5/30. 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 8/134:53 pm
ILM
-
PDX
1 stop9h 16m
American Airlines
Thu 8/205:18 am
PDX
-
ILM
1 stop7h 26m
American Airlines
Deal found 5/30$421
This United Airlines deal was found by Cheapflights users on 5/30. 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.
Fri 9/114:44 pm
ILM
-
SEA
1 stop9h 01m
United Airlines
Sat 9/1910:58 pm
SEA
-
ILM
1 stop10h 05m
United Airlines
Deal found 5/30$444
This American Airlines deal was found by Cheapflights users on 5/31. 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.
Wed 7/14:35 pm
ILM
-
SEA
1 stop11h 24m
American Airlines
Tue 7/710:22 am
SEA
-
ILM
1 stop10h 35m
American Airlines
Deal found 5/31$445
This American Airlines deal was found by Cheapflights users on 5/31. 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 8/46:06 pm
ILM
-
PDX
1 stop8h 49m
American Airlines
Tue 8/115:18 am
PDX
-
ILM
1 stop7h 26m
American Airlines
Deal found 5/31$447
This American Airlines deal was found by Cheapflights users on 5/30. 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.
Mon 6/296:09 pm
ILM
-
PDX
1 stop8h 50m
American Airlines
Wed 7/299:47 pm
PDX
-
ILM
1 stop7h 32m
American Airlines
Deal found 5/30$448
This United Airlines deal was found by Cheapflights users on 5/30. 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.
Fri 9/114:44 pm
ILM
-
SEA
1 stop9h 01m
United Airlines
Sun 9/2011:59 pm
SEA
-
ILM
2 stops12h 38m
United Airlines
Deal found 5/30$450
This Delta deal was found by Cheapflights users on 5/29. 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 10/12:21 pm
ILM
-
PDX
1 stop10h 24m
Delta
Sun 10/410:55 pm
PDX
-
ILM
1 stop7h 44m
Delta
Deal found 5/29$450
This United Airlines deal was found by Cheapflights users on 5/30. 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.
Mon 7/273:41 pm
ILM
-
PDX
1 stop9h 49m
United Airlines
Mon 8/311:59 pm
PDX
-
ILM
2 stops12h 01m
United Airlines
Deal found 5/30$456
This American Airlines deal was found by Cheapflights users on 5/30. 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 6/236:09 pm
ILM
-
PDX
1 stop8h 50m
American Airlines
Wed 7/19:47 pm
PDX
-
ILM
1 stop7h 32m
American Airlines
Deal found 5/30$470

Find flight deals from Wilmington to Washington

Keep the following information in mind while searching for Wilmington to Washington flight deals. Data was last updated June 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$386
(American Airlines)

One-way from

$237
(JetBlue)

Popular in

July

Cheapest in

October

Average price

$568
Provider with most accurate pricing for Wilmington New Hanover County-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Wilmington New Hanover County-Seattle/Tacoma Intl flights.
Search Deals
From Wilmington New Hanover County to Washington
Search Deals
One-way flight from Wilmington New Hanover County to Washington
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($103 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

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 June 2, 2026.
Use the filters below to find and compare flights from Wilmington to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Tue 9/15

4:44 pm-10:52 pm

1 stop9h 08m

Portland

Mon 9/21

11:02 pm-12:03 pm

2 stops10h 01m

$391

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Thu 10/1

2:21 pm-9:45 pm

1 stop10h 24m

Portland

Sun 10/4

10:55 pm-9:39 am

1 stop7h 44m

$450

WilmingtonSpokane

ILM - GEG

ILMGEG

Wilmington New Hanover County

Sun 6/28

3:25 pm-7:26 pm

1 stop7h 01m

Spokane

Fri 7/10

10:48 pm-11:18 am

1 stop9h 30m

$513

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Wed 11/25

2:30 pm-10:26 pm

1 stop10h 56m

Portland

Mon 11/30

9:45 pm-9:37 am

1 stop8h 52m

$513

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Thu 7/16

3:45 pm-11:30 pm

1 stop10h 45m

Portland

Mon 7/20

9:47 pm-8:19 am

1 stop7h 32m

$514

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Wed 7/8

3:41 pm-1:29 am

2 stops12h 48m

Seattle/Tacoma Intl

Mon 7/13

11:00 pm-12:12 pm

1 stop10h 12m

$521

WilmingtonSpokane

ILM - GEG

ILMGEG

Wilmington New Hanover County

Sun 6/28

6:50 am-12:01 pm

1 stop8h 11m

Spokane

Fri 7/10

6:30 am-9:35 pm

2 stops12h 05m

$526

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Wed 6/17

3:41 pm-12:50 am

2 stops12h 09m

Portland

Wed 6/24

10:33 am-11:50 pm

1 stop10h 17m

$530

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Fri 8/7

7:46 am-12:48 pm

1 stop8h 02m

Portland

Sat 8/15

11:34 pm-11:32 am

1 stop8h 58m

$539

WilmingtonSpokane

ILM - GEG

ILMGEG

Wilmington New Hanover County

Sun 7/5

3:25 pm-11:07 pm

1 stop10h 42m

Spokane

Wed 7/15

10:48 pm-9:40 am

1 stop7h 52m

$588

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/31

Showing 1-10 of 43 resultsSorted by cheapest first
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5

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 $193). Flying from Wilmington to State of Washington in January is currently the most expensive (average of $389). 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.

How much does it cost to fly round-trip from Wilmington to State of Washington?

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 June 2, 2026.
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
8,397 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Delta
7.9
Good
8,397 reviews
Delta
7.9
Good
8,397 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
American Airlines
7.1
Good
11,640 reviews
Delta
7.9
Good
8,397 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Food

7.2

Overall

7.9

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

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 08m. United Airlines provides one of the quickest options available for as low as $391. Wilmington and State of Washington are separated by a distance of 2456 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 $193). Flying from Wilmington to State of Washington in January is currently the most expensive (average of $389). 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 June 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$308Average$539FlexibilityNo cancel feeOn-time71%
DeltaCheapest$348Average$550FlexibilityNo cancel feeOn-timeN/A

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