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$179+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — SEA
Aug 31 — Sep 71
Mon 8/31
Mon 9/7
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 August 1, 2026.

This American Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 10/2112:11 pm
ILM
-
PDX
1 stop10h 30m
American Airlines
Wed 10/2810:55 pm
PDX
-
ILM
1 stop9h 43m
American Airlines
Deal found 7/30$361
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 10/216:00 am
ILM
-
PDX
2 stops12h 03m
United Airlines
Wed 10/2811:10 pm
PDX
-
ILM
1 stop9h 12m
United Airlines
Deal found 7/30$375
This United Airlines deal was found by Cheapflights users on 8/1. 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 9/14:44 pm
ILM
-
SEA
1 stop8h 59m
United Airlines
Tue 9/157:00 am
SEA
-
ILM
2 stops13h 57m
United Airlines
Deal found 8/1$384
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Sat 9/124:24 pm
ILM
-
PDX
1 stop9h 59m
American Airlines
Mon 9/2111:06 pm
PDX
-
ILM
1 stop9h 41m
American Airlines
Deal found 7/30$396
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Wed 9/97:00 am
ILM
-
GEG
1 stop7h 55m
American Airlines
Wed 9/306:30 am
GEG
-
ILM
2 stops13h 29m
American Airlines
Deal found 7/29$418
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Fri 10/2312:45 pm
ILM
-
PDX
1 stop11h 42m
United Airlines
Sat 10/319:00 am
PDX
-
ILM
2 stops11h 44m
United Airlines
Deal found 7/28$421
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 9/17:00 am
ILM
-
GEG
1 stop9h 37m
American Airlines
Wed 9/306:30 am
GEG
-
ILM
2 stops13h 29m
American Airlines
Deal found 7/29$423
This American Airlines deal was found by Cheapflights users on 7/29. 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 9/1210:33 am
ILM
-
GEG
2 stops12h 48m
American Airlines
Wed 9/306:30 am
GEG
-
ILM
2 stops13h 29m
American Airlines
Deal found 7/29$428
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Tue 9/87:00 am
ILM
-
GEG
1 stop9h 37m
American Airlines
Wed 9/306:30 am
GEG
-
ILM
2 stops13h 29m
American Airlines
Deal found 7/29$430
This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/274:53 pm
ILM
-
PDX
1 stop9h 16m
American Airlines
Sun 8/305:18 am
PDX
-
ILM
1 stop7h 26m
American Airlines
Deal found 7/28$431
This United Airlines deal was found by Cheapflights users on 7/30. 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 10/212:45 pm
ILM
-
PDX
1 stop11h 42m
United Airlines
Sat 10/1010:58 am
PDX
-
ILM
1 stop9h 01m
United Airlines
Deal found 7/30$438
This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:46 am
ILM
-
PDX
1 stop8h 02m
American Airlines
Sun 8/305:18 am
PDX
-
ILM
1 stop7h 26m
American Airlines
Deal found 7/28$444

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 August 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$361
(American Airlines)

One-way from

$179
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$587
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. 16% potential increase in price ($105 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 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 August 1, 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

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Tue 9/1

4:44 pm-10:43 pm

1 stop8h 59m

Seattle/Tacoma Intl

Tue 9/15

7:00 am-11:57 pm

2 stops13h 57m

$384

WilmingtonSpokane

ILM - GEG

ILMGEG

Wilmington New Hanover County

Wed 9/9

8:25 am-7:39 pm

2 stops14h 14m

Spokane

Wed 9/23

6:30 am-10:59 pm

2 stops13h 29m

$423

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Fri 10/2

12:45 pm-9:27 pm

1 stop11h 42m

Portland

Sat 10/10

10:58 am-10:59 pm

1 stop9h 01m

$438
Quickest round-trip

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Sat 8/29

4:44 pm-10:52 pm

1 stop9h 08m

Portland

Tue 9/1

11:09 pm-12:03 pm

1 stop9h 54m

$471

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Wed 9/2

4:44 pm-10:43 pm

1 stop8h 59m

Seattle/Tacoma Intl

Tue 9/8

10:58 pm-12:03 pm

1 stop10h 05m

$489

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Wed 8/26

7:00 am-11:26 pm

3 stops19h 26m

Seattle/Tacoma Intl

Sat 9/5

10:58 pm-12:03 pm

1 stop10h 05m

$499

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Wed 8/12

8:35 am-4:51 pm

2 stops11h 16m

Portland

Sun 8/16

11:34 pm-1:22 pm

2 stops10h 48m

$570

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Sat 9/26

2:35 pm-10:37 pm

1 stop11h 02m

Seattle/Tacoma Intl

Tue 9/29

11:42 pm-1:45 pm

1 stop11h 03m

$607

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Sat 9/5

7:00 am-7:07 pm

2 stops15h 07m

Seattle/Tacoma Intl

Fri 9/11

11:00 pm-12:03 pm

2 stops10h 03m

$609

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Mon 8/31

4:44 pm-10:43 pm

1 stop8h 59m

Seattle/Tacoma Intl

Wed 9/2

8:40 am-11:57 pm

2 stops12h 17m

$630

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 35 resultsSorted by cheapest first
1
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3
4

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, November is the cheapest month in which you can book a flight from Wilmington to State of Washington (average of $388). Flying from Wilmington to State of Washington in June is currently the most expensive (average of $666). 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?

Airfare is below average for this route at the moment.
Wilmington to State of Washington flights typically cost between $517 and $643 in September.
The cheapest round-trip price found within the last 5 days was $384 on United Airlines (Sep 1-Sep 15).

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 August 1, 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
7.8
Good
8,497 reviews

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

7.8

Food

7.2

Entertainment

7.8

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
Delta
7.8
Good
8,497 reviews
Delta
7.8
Good
8,497 reviews

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

7.8

Food

7.2

Entertainment

7.8

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than
American Airlines
7.1
Good
11,845 reviews
Delta
7.8
Good
8,497 reviews

Crew

8.5

Boarding

8.1

Comfort

7.8

Overall

7.8

Food

7.2

Entertainment

7.8

Reviews

1 / 20
4.0
Okay

Peter,Oct 2023

MSP - GEG

The amount of carry on is put of control. We were in group 3 boarding and there was no room in upper storage for our 1 bag (between 2 people) Just because we can’t afford to up grade our seats… $2000 more. We get penaltized. Make us feel less than

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 59m. United Airlines provides one of the quickest options available for as low as $384. 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, November is the cheapest month in which you can book a flight from Wilmington to State of Washington (average of $388). Flying from Wilmington to State of Washington in June is currently the most expensive (average of $666). 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

See prices for flight routes from nearby airports that may be better suited for you.
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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 August 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$308Average$550FlexibilityNo cancel feeOn-time71%
DeltaCheapest$348Average$498FlexibilityNo cancel feeOn-timeN/A

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