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Cheap flights from Seattle to Wilmington from $245

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Wilmington departing on 4/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Seattle to Wilmington

Cheap round-trip flights

Enter your travel dates to find the best prices.
Sun Country Air Logo
6:24 pm - 11:28 am
SEA
-
ILM
14h 04m
1 stop
Sun Country Air Logo
12:24 pm - 8:05 am
ILM
-
SEA
22h 41m
1 stop
$275Sun Country Air
Wed, Jun 3 - Sun, Jun 7
American Airlines Logo
11:26 pm - 11:51 am
SEA
-
ILM
9h 25m
1 stop
American Airlines Logo
3:03 pm - 9:23 pm
ILM
-
SEA
9h 20m
1 stop
$329American Airlines
Sat, Apr 18 - Sat, Apr 25
American Airlines Logo
11:16 am - 11:59 pm
SEA
-
ILM
9h 43m
1 stop
American Airlines Logo
12:49 pm - 9:23 pm
ILM
-
SEA
11h 34m
1 stop
$349American Airlines
Sat, Apr 18 - Sat, Apr 25
American Airlines Logo
12:45 pm - 10:57 pm
SEA
-
ILM
7h 12m
1 stop
American Airlines Logo
2:00 pm - 7:04 pm
ILM
-
SEA
8h 04m
1 stop
$359American Airlines
Sun, Feb 1 - Sat, Feb 7
American Airlines Logo
8:35 am - 9:15 pm
SEA
-
ILM
9h 40m
1 stop
American Airlines Logo
6:00 am - 1:49 pm
ILM
-
SEA
10h 49m
2 stops
$364American Airlines
Sun, Feb 1 - Sat, Feb 7
American Airlines Logo
8:04 am - 8:49 pm
SEA
-
ILM
9h 45m
2 stops
American Airlines Logo
6:00 am - 1:49 pm
ILM
-
SEA
10h 49m
2 stops
$370American Airlines
Sun, Feb 1 - Sat, Feb 7
American Airlines Logo
1:29 pm - 11:59 pm
SEA
-
ILM
7h 30m
1 stop
American Airlines Logo
12:49 pm - 9:23 pm
ILM
-
SEA
11h 34m
1 stop
$379American Airlines
Wed, Apr 22 - Mon, Apr 27
American Airlines Logo
10:47 pm - 12:24 pm
SEA
-
ILM
10h 37m
1 stop
American Airlines Logo
5:00 am - 12:39 pm
ILM
-
SEA
10h 39m
2 stops
$384American Airlines
Sat, Apr 18 - Sat, Apr 25
Alaska Airlines Logo
9:54 am - 8:28 pm
SEA
-
ILM
7h 34m
1 stop
Alaska Airlines Logo
3:58 pm - 10:29 pm
ILM
-
SEA
9h 31m
1 stop
$429Alaska Airlines
Sat, Feb 7 - Tue, Feb 10
United Airlines Logo
7:00 am - 7:56 pm
SEA
-
ILM
9h 56m
1 stop
United Airlines Logo
4:15 pm - 12:33 am
ILM
-
SEA
11h 18m
2 stops
$434United Airlines
Wed, Jun 3 - Sat, Jun 6

Alaska Airlines flights from Seattle to Wilmington

Our best Alaska Airlines deals on Seattle to Wilmington flight tickets
Alaska Airlines
Feb 7
SEA9:54 amSeattle/Tacoma Intl
7h 34m
1 stop
ILM8:28 pmWilmington New Hanover County
Feb 10
ILM3:58 pmWilmington New Hanover County
9h 31m
1 stop
SEA10:29 pmSeattle/Tacoma Intl
$429
Alaska Airlines
Feb 7
SEA9:54 amSeattle/Tacoma Intl
7h 34m
1 stop
ILM8:28 pmWilmington New Hanover County
Feb 10
ILM3:58 pmWilmington New Hanover County
9h 31m
1 stop
SEA10:29 pmSeattle/Tacoma Intl
$449
Alaska Airlines
Feb 7
SEA9:54 amSeattle/Tacoma Intl
7h 34m
1 stop
ILM8:28 pmWilmington New Hanover County
Feb 10
ILM3:58 pmWilmington New Hanover County
9h 31m
1 stop
SEA10:29 pmSeattle/Tacoma Intl
$459

United Airlines flights from Seattle to Wilmington

Our best United Airlines deals on Seattle to Wilmington flight tickets
United Airlines
Jun 3
SEA7:00 amSeattle/Tacoma Intl
9h 56m
1 stop
ILM7:56 pmWilmington New Hanover County
Jun 6
ILM4:15 pmWilmington New Hanover County
11h 18m
2 stops
SEA12:33 amSeattle/Tacoma Intl
$434
United Airlines
Jun 3
SEA8:30 amSeattle/Tacoma Intl
11h 26m
2 stops
ILM10:56 pmWilmington New Hanover County
Jun 6
ILM4:15 pmWilmington New Hanover County
11h 18m
2 stops
SEA12:33 amSeattle/Tacoma Intl
$440
United Airlines
Jun 3
SEA5:07 amSeattle/Tacoma Intl
14h 49m
2 stops
ILM10:56 pmWilmington New Hanover County
Jun 6
ILM7:00 amWilmington New Hanover County
18h 18m
3 stops
SEA10:18 pmSeattle/Tacoma Intl
$475

momondo 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, momondo users made 832,500 searches. Data last updated January 14, 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

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Wed 6/3

6:24 pm-11:28 am

1 stop14h 04m

Wilmington New Hanover County

Sun 6/7

12:24 pm-8:05 am

1 stop22h 41m

$275

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Sat 4/18

11:26 pm-11:51 am

1 stop9h 25m

Wilmington New Hanover County

Sat 4/25

3:03 pm-9:23 pm

1 stop9h 20m

$329

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Sat 4/18

11:16 am-11:59 pm

1 stop9h 43m

Wilmington New Hanover County

Sat 4/25

12:49 pm-9:23 pm

1 stop11h 34m

$349

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Sun 2/1

12:45 pm-10:57 pm

1 stop7h 12m

Wilmington New Hanover County

Sat 2/7

2:00 pm-7:04 pm

1 stop8h 04m

$359

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Sun 2/1

8:35 am-9:15 pm

1 stop9h 40m

Wilmington New Hanover County

Sat 2/7

6:00 am-1:49 pm

2 stops10h 49m

$364

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Sun 2/1

8:04 am-8:49 pm

2 stops9h 45m

Wilmington New Hanover County

Sat 2/7

6:00 am-1:49 pm

2 stops10h 49m

$370

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Wed 4/22

1:29 pm-11:59 pm

1 stop7h 30m

Wilmington New Hanover County

Mon 4/27

12:49 pm-9:23 pm

1 stop11h 34m

$379

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Sat 4/18

10:47 pm-12:24 pm

1 stop10h 37m

Wilmington New Hanover County

Sat 4/25

5:00 am-12:39 pm

2 stops10h 39m

$384

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Sat 2/7

9:54 am-8:28 pm

1 stop7h 34m

Wilmington New Hanover County

Tue 2/10

3:58 pm-10:29 pm

1 stop9h 31m

$429

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Wed 6/3

7:00 am-7:56 pm

1 stop9h 56m

Wilmington New Hanover County

Sat 6/6

4:15 pm-12:33 am

2 stops11h 18m

$434

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Wilmington from

How to get the cheapest flight ticket from Seattle to Wilmington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Wilmington?

The month of October is, on average, the cheapest month to fly to Wilmington from Seattle, with most prices found around $383. If you don’t want to visit Wilmington in October, then you should wait until September to fly from Seattle, when ticket prices are also cheap, with an average price of $408.

How far in advance should I book a flight to Wilmington?

You are more likely to see cheaper flights to Wilmington from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Wilmington for around $488 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Wilmington from Seattle for as low as $322 on momondo.

How have Seattle to Wilmington flight prices changed over time?

As of January 2026, prices for Seattle to Wilmington flights are approximately 78% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Wilmington

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Wilmington according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Wilmington (SEA to ILM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Wilmington

Fastest flight time

7h 39m

Direct flights

None
The fastest flight from Seattle to Wilmington takes 7h 39m
There are no direct flights from Seattle to Wilmington. There are no popular flight routes from Seattle to Wilmington.
Search flight deals

  • How far is Seattle/Tacoma Intl to Wilmington New Hanover County by plane?

    The distance between Seattle/Tacoma Intl and Wilmington New Hanover County is about 2457.2 mi. 7h 39m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Wilmington New Hanover County Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Wilmington New Hanover County Airport were last updated today.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Wilmington New Hanover County Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Wilmington New Hanover County Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Wilmington New Hanover County Airport.

  • What documentation or ID do you need to fly to Wilmington New Hanover County Airport?

    The travel and health documents you'll need for your trip to Wilmington New Hanover County Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Wilmington New Hanover County Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Seattle to Wilmington?

Best airlines flying from Seattle to Wilmington

Compare and see reviews for airlines that fly from Seattle to Wilmington with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $308Free CancellationRating
7.2
11,118 reviews
Search American Airlines flights
DeltaPriceFrom $308Free CancellationRating
7.9
8,040 reviews
Search Delta flights

Traveling to a place near Wilmington?

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

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Wilmington?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Wilmington. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to Wilmington with flexible booking policies on momondo?

Flights from Seattle to Wilmington with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Wilmington?

Once all potential Seattle to Wilmington flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Wilmington right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Wilmington, momondo offers a useful price alert feature which will track prices for flights to Wilmington from Seattle and alert you when they change.

An easier way to manage your Wilmington trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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