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Wilmington

$233+ Cheap flights from Seattle to Wilmington (SEA - ILM)

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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ILM
Jun 23 — Jun 301
Tue 6/23
Tue 6/30
1 adult, Economy
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Cheap flight deals from Seattle to Wilmington

Cheapest flights from Seattle to Wilmington
Explore the most affordable flight options available from Seattle to Wilmington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 24, 2026.

This American Airlines deal was found by Cheapflights users on 5/23. 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 7/312:39 pm
SEA
-
ILM
1 stop8h 06m
American Airlines
Tue 7/214:35 pm
ILM
-
SEA
1 stop11h 22m
American Airlines
Deal found 5/23$445
This Delta deal was found by Cheapflights users on 5/20. 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 7/1411:50 am
SEA
-
ILM
1 stop8h 10m
Delta
Wed 8/56:48 pm
ILM
-
SEA
1 stop8h 09m
Delta
Deal found 5/20$472
This American Airlines deal was found by Cheapflights users on 5/23. 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 8/45:10 am
SEA
-
ILM
1 stop7h 40m
American Airlines
Sat 8/85:05 am
ILM
-
SEA
1 stop7h 40m
American Airlines
Deal found 5/23$482
This United Airlines deal was found by Cheapflights users on 5/23. 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 8/2810:58 pm
SEA
-
ILM
1 stop10h 05m
United Airlines
Mon 8/314:44 pm
ILM
-
SEA
1 stop9h 01m
United Airlines
Deal found 5/23$492
This Delta deal was found by Cheapflights users on 5/20. 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 7/1411:50 am
SEA
-
ILM
1 stop8h 10m
Delta
Fri 8/76:48 pm
ILM
-
SEA
1 stop8h 09m
Delta
Deal found 5/20$496
This United Airlines deal was found by Cheapflights users on 5/21. 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 5/288:00 am
SEA
-
ILM
2 stops12h 44m
United Airlines
Mon 6/11:03 pm
ILM
-
SEA
1 stop9h 33m
United Airlines
Deal found 5/21$502
This United Airlines deal was found by Cheapflights users on 5/22. 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 6/16:06 am
SEA
-
ILM
2 stops14h 44m
United Airlines
Sat 6/61:03 pm
ILM
-
SEA
1 stop9h 33m
United Airlines
Deal found 5/22$504
This Sun Country Air deal was found by Cheapflights users on 5/20. 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.
Wed 6/36:24 pm
SEA
-
ILM
1 stop14h 09m
Sun Country Air
Sun 6/712:31 pm
ILM
-
SEA
1 stop22h 39m
Sun Country Air
Deal found 5/20$505
This American Airlines deal was found by Cheapflights users on 5/19. 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 6/69:35 pm
SEA
-
ILM
1 stop7h 54m
American Airlines
Wed 6/1012:50 pm
ILM
-
SEA
1 stop11h 45m
American Airlines
Deal found 5/19$519
This United Airlines deal was found by Cheapflights users on 5/22. 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 8/2511:59 pm
SEA
-
ILM
2 stops12h 38m
United Airlines
Sat 8/294:44 pm
ILM
-
SEA
1 stop9h 01m
United Airlines
Deal found 5/22$521
This Delta deal was found by Cheapflights users on 5/20. 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 7/1411:50 am
SEA
-
ILM
1 stop8h 10m
Delta
Mon 8/36:48 pm
ILM
-
SEA
1 stop8h 09m
Delta
Deal found 5/20$522

Find flight deals from Seattle to Wilmington

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Wilmington (ILM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$445
(American Airlines)

One-way from

$233
(Booking.com)

Popular in

May

Cheapest in

February

Average price

$591
Provider with most accurate pricing for Seattle/Tacoma Intl-Wilmington New Hanover County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Wilmington New Hanover County flights.
Search Deals
From Seattle/Tacoma Intl to Wilmington New Hanover County
Search Deals
One-way flight from Seattle/Tacoma Intl to Wilmington New Hanover County
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($77 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Wilmington 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 May 24, 2026.
Use the filters below to find and compare flights from Seattle to Wilmington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Thu 5/28

8:00 am-11:44 pm

2 stops12h 44m

Wilmington New Hanover County

Mon 6/1

1:03 pm-7:36 pm

1 stop9h 33m

$502

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Mon 6/1

6:06 am-11:50 pm

2 stops14h 44m

Wilmington New Hanover County

Sat 6/6

1:03 pm-7:36 pm

1 stop9h 33m

$504

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Wed 6/3

6:24 pm-11:33 am

1 stop14h 09m

Wilmington New Hanover County

Sun 6/7

12:31 pm-8:10 am

1 stop22h 39m

$525

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Tue 7/21

7:00 am-11:44 pm

2 stops13h 44m

Wilmington New Hanover County

Wed 8/5

3:42 pm-11:16 pm

1 stop10h 34m

$529

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Thu 6/4

8:00 am-11:50 pm

2 stops12h 50m

Wilmington New Hanover County

Sun 6/7

7:30 am-2:16 pm

1 stop9h 46m

$614

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Tue 7/14

10:05 am-9:40 am

2 stops20h 35m

Wilmington New Hanover County

Thu 8/6

6:48 pm-11:57 pm

1 stop8h 09m

$616

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Tue 8/4

5:04 pm-12:12 pm

2 stops16h 08m

Wilmington New Hanover County

Sat 8/8

3:42 pm-9:40 am

1 stop20h 58m

$735
Cheapest one-way

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Thu 7/9

7:06 pm-5:24 pm

2 stops19h 18m

$282

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Wed 7/22

8:35 am-11:44 pm

2 stops12h 09m

$293

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Sat 9/12

9:16 pm-9:13 pm

3 stops44h 57m

$294

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/22

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from Seattle to Wilmington

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Wilmington in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Wilmington flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Wilmington flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Wilmington flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Wilmington flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Wilmington flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Wilmington

Have a flexible travel schedule? Discover the best time to fly to Wilmington from Seattle 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 Seattle to Wilmington

What is the cheapest month to book a flight from Seattle to Wilmington?

Currently, February is the cheapest month in which you can book a flight from Seattle to Wilmington (average of $329). Flying from Seattle to Wilmington in May is currently the most expensive (average of $591). 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 Seattle to Wilmington?

Reviews of airlines servicing Wilmington

Get insights into the airlines that provide service to Wilmington. 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 Wilmington. Reviews last updated May 24, 2026.
See what other customers who have flown with American Airlines from Seattle to Wilmington have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,631 reviews

Crew

7.9

Food

6.4

Comfort

7.2

Overall

7.1

Boarding

7.5

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Susie,Jan 2026

DAY - CLT

We weren’t offered any beverages on this flight. It was not bumpy at all
American Airlines
7.1
Good
11,631 reviews
American Airlines
7.1
Good
11,631 reviews

Crew

7.9

Food

6.4

Comfort

7.2

Overall

7.1

Boarding

7.5

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Susie,Jan 2026

DAY - CLT

We weren’t offered any beverages on this flight. It was not bumpy at all

Related info for your journey

Find useful and relevant information for your journey from Seattle to Wilmington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Seattle to Wilmington?

    A quick flight from Seattle to Wilmington can take about 12h 44m. United Airlines provides one of the quickest options available for as low as $502. The distance from Seattle to Wilmington is about 2452 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Seattle to Wilmington round-trip?

    American Airlines, at $308, was found to be the cheapest airline from Seattle to Wilmington.. American Airlines is priced at 35% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Wilmington 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 Seattle to Wilmington?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Wilmington (average of $329). Flying from Seattle to Wilmington in May is currently the most expensive (average of $591). 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

Traveling to a place near Wilmington?

Book flights to Wilmington if you plan to visit one of these locations
Carolina Beach
Wrightsville Beach
Topsail Beach
Kure Beach
Southport

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Seattle to Wilmington

Discover the top airline that operate flights from Seattle to Wilmington. 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 May 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$308Average$481FlexibilityNo cancel feeOn-time71%

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