HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington

$270+ 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 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
ILM — SEA
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Wilmington to Washington with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$314
(Delta)

One-way from

$270
(United Airlines)

Popular in

June

Cheapest in

March

Average price

$745
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. 12% potential increase in price ($84 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 April 29, 2025.

This Delta deal was found by Cheapflights users on 4/29. 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 9/35:45 pmILM - GEG
1 stop7h 11mDelta
Tue 9/305:35 pmGEG - ILM
2 stops13h 01mDelta
Deal found 4/29$314
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/121:20 pmILM - SEA
2 stops28h 43mMultiple Airlines
Thu 6/193:58 pmSEA - ILM
2 stops21h 35mMultiple Airlines
Deal found 4/29$319
This Delta deal was found by Cheapflights users on 4/29. 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 7/96:00 amILM - PDX
2 stops11h 53mDelta
Mon 7/144:55 pmPDX - ILM
2 stops13h 43mDelta
Deal found 4/29$319
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/289:00 amILM - PDX
2 stops31h 30mMultiple Airlines
Sat 8/22:35 pmPDX - ILM
2 stops23h 05mMultiple Airlines
Deal found 4/29$342
This American Airlines deal was found by Cheapflights users on 4/29. 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 7/92:58 pmILM - PDX
2 stops11h 06mAmerican Airlines
Mon 7/1411:54 pmPDX - ILM
1 stop8h 39mAmerican Airlines
Deal found 4/29$354
This Sun Country Air deal was found by Cheapflights users on 4/29. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1012:30 pmILM - PDX
1 stop13h 16mSun Country Air
Wed 7/166:28 pmPDX - ILM
1 stop14h 02mSun Country Air
Deal found 4/29$385
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Fri 8/292:15 pmILM - GEG
2 stops11h 21mAmerican Airlines
Wed 10/16:07 amGEG - ILM
2 stops10h 06mAmerican Airlines
Deal found 4/29$434
This American Airlines deal was found by Cheapflights users on 4/29. 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 6/102:49 pmILM - SEA
1 stop9h 01mAmerican Airlines
Tue 6/179:50 pmSEA - ILM
1 stop9h 47mAmerican Airlines
Deal found 4/29$451
This Sun Country Air deal was found by Cheapflights users on 4/28. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2612:24 pmILM - SEA
1 stop13h 26mSun Country Air
Sat 7/511:59 pmSEA - ILM
1 stop9h 11mSun Country Air
Deal found 4/28$470
This Delta deal was found by Cheapflights users on 4/29. 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.
Tue 4/294:00 pmILM - SEA
1 stop9h 22mDelta
Tue 5/67:30 amSEA - ILM
1 stop7h 39mDelta
Deal found 4/29$491
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/234:59 pmILM - SEA
1 stop10h 00mUnited Airlines
Tue 7/2911:58 pmSEA - ILM
2 stops12h 26mUnited Airlines
Deal found 4/29$522
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/24:59 pmILM - PDX
1 stop8h 30mUnited Airlines
Tue 7/811:59 pmPDX - ILM
1 stop12h 25mUnited Airlines
Deal found 4/29$527

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 April 29, 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

WilmingtonSpokane

ILM - GEG

ILMGEG

Wilmington New Hanover County

Wed 9/3

5:45 pm-9:56 pm

1 stop7h 11m

Spokane

Tue 9/30

5:35 pm-9:36 am

2 stops13h 01m

$314

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Thu 6/12

1:20 pm-3:03 pm

2 stops28h 43m

Seattle/Tacoma Intl

Thu 6/19

3:58 pm-4:33 pm

2 stops21h 35m

$319

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Wed 7/9

6:00 am-2:53 pm

2 stops11h 53m

Portland

Mon 7/14

4:55 pm-9:38 am

2 stops13h 43m

$319

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Mon 7/28

9:00 am-1:30 pm

2 stops31h 30m

Portland

Sat 8/2

2:35 pm-4:40 pm

2 stops23h 05m

$342

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Wed 7/9

2:58 pm-11:04 pm

2 stops11h 06m

Portland

Mon 7/14

11:54 pm-11:33 am

1 stop8h 39m

$354

WilmingtonPortland

ILM - PDX

ILMPDX

Wilmington New Hanover County

Thu 7/10

12:30 pm-10:46 pm

1 stop13h 16m

Portland

Wed 7/16

6:28 pm-11:30 am

1 stop14h 02m

$385

WilmingtonSpokane

ILM - GEG

ILMGEG

Wilmington New Hanover County

Fri 8/29

2:15 pm-10:36 pm

2 stops11h 21m

Spokane

Wed 10/1

6:07 am-7:13 pm

2 stops10h 06m

$434

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Tue 6/10

2:49 pm-8:50 pm

1 stop9h 01m

Seattle/Tacoma Intl

Tue 6/17

9:50 pm-10:37 am

1 stop9h 47m

$451

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Thu 6/26

12:24 pm-10:50 pm

1 stop13h 26m

Seattle/Tacoma Intl

Sat 7/5

11:59 pm-12:10 pm

1 stop9h 11m

$470

WilmingtonSeattle

ILM - SEA

ILMSEA

Wilmington New Hanover County

Tue 6/3

2:19 pm-10:00 pm

1 stop10h 41m

Seattle/Tacoma Intl

Fri 7/4

11:40 pm-9:39 am

1 stop6h 59m

$508

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 20 results
1
2

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, January is the cheapest month in which you can book a flight from Wilmington to State of Washington (average of $238). Flying from Wilmington to State of Washington in July is currently the most expensive (average of $405). 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.

What is the cheapest time of day to fly from ILM to WA?

Find hourly flight availability from Wilmington to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Wilmington to State of Washington as you normally would.

Rainfall in Washington by month

Plan your trip to Washington by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

Plan your trip to Washington by taking into account the average temperature totals by month.

If weather is an important factor for your trip to State of Washington, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

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 April 29, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and American Airlines from Wilmington to Washington to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Sun Country Air
6.9
Okay
346 reviews
Delta
8.0
Very good
7,929 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    $270 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $270 and $275, 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, January is the cheapest month in which you can book a flight from Wilmington to State of Washington (average of $238). Flying from Wilmington to State of Washington in July is currently the most expensive (average of $405). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Wilmington to Washington

See prices for flight routes from nearby airports that may be better suited for you.
Charlotte to John F Kennedy Intl flights
Raleigh to Seattle flights
Raleigh to O'Hare Intl flights
Charlotte to Newark flights
Raleigh to John F Kennedy Intl flights
Charlotte to Denver flights
Raleigh to LaGuardia flights
Charlotte to LaGuardia flights
Charlotte to Boston flights
Raleigh to Miami flights
Charlotte to Las Vegas flights
Charlotte to Seattle flights
Charlotte to O'Hare Intl flights
Charlotte to Hobby flights
Raleigh to Las Vegas flights
Raleigh to Newark flights
Raleigh to Denver flights
Raleigh to Hobby flights
Raleigh to Orlando flights
Charlotte to Orlando flights
Raleigh to Boston flights
Raleigh to Los Angeles flights
Charlotte to George Bush Intcntl flights
Charlotte to Fort Lauderdale flights
Raleigh to Dallas/Fort Worth flights
Raleigh to San Francisco flights
Raleigh to Fort Lauderdale flights
Charlotte to Miami flights
Raleigh to Nashville flights
Charlotte to San Francisco flights
Raleigh to Atlanta flights
Charlotte to Dallas/Fort Worth flights
Charlotte to Salt Lake City flights
Greensboro to Denver flights
Raleigh to George Bush Intcntl flights
Raleigh to Salt Lake City flights
Raleigh to Detroit flights
Charlotte to Dulles Intl flights
Norfolk to Hobby flights
Raleigh to Tampa flights
Norfolk to O'Hare Intl flights
Norfolk to Atlanta flights
Charlotte to Honolulu flights
Charlotte to Detroit flights
Greensboro to John F Kennedy Intl flights
Raleigh to Philadelphia flights
Greensboro to LaGuardia flights
Charlotte to Minneapolis flights
Raleigh to White Plains flights
Charlotte to Love Field flights

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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$253Average$598FlexibilityNo cancel feeOn-time71%
DeltaCheapest$303Average$500FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.