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Cheap flights from Seattle to Wilmington from $329

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Wilmington departing on 1/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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.
American Airlines Logo
6:00 am - 5:13 pm
SEA
-
ILM
8h 13m1 stop
American Airlines Logo
2:00 pm - 8:45 pm
ILM
-
SEA
9h 45m1 stop
$329American Airlines
Sat, Jan 17 - Sat, Jan 24
United Airlines Logo
7:00 am - 11:57 pm
SEA
-
ILM
13h 57m2 stops
United Airlines Logo
4:26 pm - 11:15 pm
ILM
-
SEA
9h 49m1 stop
$334United Airlines
Sat, Jan 17 - Sat, Jan 24
United Airlines Logo
7:00 am - 11:57 pm
SEA
-
ILM
13h 57m2 stops
United Airlines Logo
6:00 am - 6:28 pm
ILM
-
SEA
15h 28m2 stops
$339United Airlines
Sat, Jan 17 - Sat, Jan 24
American Airlines Logo
11:13 pm - 10:41 am
SEA
-
ILM
8h 28m1 stop
American Airlines Logo
5:22 am - 12:21 pm
ILM
-
SEA
9h 59m2 stops
$364American Airlines
Tue, Mar 31 - Sat, Apr 18
American Airlines Logo
11:50 pm - 12:29 pm
SEA
-
ILM
9h 39m2 stops
American Airlines Logo
5:22 am - 12:21 pm
ILM
-
SEA
9h 59m2 stops
$369American Airlines
Tue, Mar 31 - Sat, Apr 18
Alaska Airlines Logo
9:54 am - 8:28 pm
SEA
-
ILM
7h 34m1 stop
Alaska Airlines Logo
3:58 pm - 10:29 pm
ILM
-
SEA
9h 31m1 stop
$429Alaska Airlines
Wed, Jan 21 - Sat, Jan 24
American Airlines Logo
11:13 pm - 10:41 am
SEA
-
ILM
8h 28m1 stop
American Airlines Logo
6:50 am - 12:34 pm
ILM
-
SEA
8h 44m1 stop
$430American Airlines
Tue, Mar 31 - Sat, Apr 18
United Airlines Logo
6:03 am - 11:57 pm
SEA
-
ILM
14h 54m2 stops
United Airlines Logo
4:26 pm - 11:15 pm
ILM
-
SEA
9h 49m1 stop
$434United Airlines
Wed, Jan 21 - Sat, Jan 24
United Airlines Logo
7:00 am - 11:57 pm
SEA
-
ILM
13h 57m2 stops
United Airlines Logo
6:00 am - 6:14 pm
ILM
-
SEA
15h 14m2 stops
$439United Airlines
Wed, Jan 21 - Sat, Jan 24
United Airlines Logo
7:00 am - 11:57 pm
SEA
-
ILM
13h 57m2 stops
United Airlines Logo
6:00 am - 9:12 pm
ILM
-
SEA
18h 12m3 stops
$444United Airlines
Sat, Jan 17 - Sat, Jan 24

American Airlines flights from Seattle to Wilmington

Our best American Airlines deals on Seattle to Wilmington flight tickets
American Airlines
Jan 17
SEA6:00 amSeattle/Tacoma Intl
8h 13m
1 stop
ILM5:13 pmWilmington New Hanover County
Jan 24
ILM2:00 pmWilmington New Hanover County
9h 45m
1 stop
SEA8:45 pmSeattle/Tacoma Intl
$329
Find similar
American Airlines
Mar 31
SEA11:13 pmSeattle/Tacoma Intl
8h 28m
1 stop
ILM10:41 amWilmington New Hanover County
Apr 18
ILM5:22 amWilmington New Hanover County
9h 59m
2 stops
SEA12:21 pmSeattle/Tacoma Intl
$364
Find similar
American Airlines
Mar 31
SEA11:50 pmSeattle/Tacoma Intl
9h 39m
2 stops
ILM12:29 pmWilmington New Hanover County
Apr 18
ILM5:22 amWilmington New Hanover County
9h 59m
2 stops
SEA12:21 pmSeattle/Tacoma Intl
$369
Find similar

United Airlines flights from Seattle to Wilmington

Our best United Airlines deals on Seattle to Wilmington flight tickets
United Airlines
Jan 17
SEA7:00 amSeattle/Tacoma Intl
13h 57m
2 stops
ILM11:57 pmWilmington New Hanover County
Jan 24
ILM4:26 pmWilmington New Hanover County
9h 49m
1 stop
SEA11:15 pmSeattle/Tacoma Intl
$334
Find similar
United Airlines
Jan 17
SEA7:00 amSeattle/Tacoma Intl
13h 57m
2 stops
ILM11:57 pmWilmington New Hanover County
Jan 24
ILM6:00 amWilmington New Hanover County
15h 28m
2 stops
SEA6:28 pmSeattle/Tacoma Intl
$339
Find similar
United Airlines
Jan 21
SEA6:03 amSeattle/Tacoma Intl
14h 54m
2 stops
ILM11:57 pmWilmington New Hanover County
Jan 24
ILM4:26 pmWilmington New Hanover County
9h 49m
1 stop
SEA11:15 pmSeattle/Tacoma Intl
$434
Find similar

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 December 22, 2025.
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

Sat 1/17

6:00 am-5:13 pm

1 stop8h 13m

Wilmington New Hanover County

Sat 1/24

2:00 pm-8:45 pm

1 stop9h 45m

$329

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Sat 1/17

7:00 am-11:57 pm

2 stops13h 57m

Wilmington New Hanover County

Sat 1/24

4:26 pm-11:15 pm

1 stop9h 49m

$334

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Sat 1/17

7:00 am-11:57 pm

2 stops13h 57m

Wilmington New Hanover County

Sat 1/24

6:00 am-6:28 pm

2 stops15h 28m

$339

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Tue 3/31

11:13 pm-10:41 am

1 stop8h 28m

Wilmington New Hanover County

Sat 4/18

5:22 am-12:21 pm

2 stops9h 59m

$364

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Tue 3/31

11:50 pm-12:29 pm

2 stops9h 39m

Wilmington New Hanover County

Sat 4/18

5:22 am-12:21 pm

2 stops9h 59m

$369

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Wed 1/21

9:54 am-8:28 pm

1 stop7h 34m

Wilmington New Hanover County

Sat 1/24

3:58 pm-10:29 pm

1 stop9h 31m

$429

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Tue 3/31

11:13 pm-10:41 am

1 stop8h 28m

Wilmington New Hanover County

Sat 4/18

6:50 am-12:34 pm

1 stop8h 44m

$430

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Wed 1/21

6:03 am-11:57 pm

2 stops14h 54m

Wilmington New Hanover County

Sat 1/24

4:26 pm-11:15 pm

1 stop9h 49m

$434

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Wed 1/21

7:00 am-11:57 pm

2 stops13h 57m

Wilmington New Hanover County

Sat 1/24

6:00 am-6:14 pm

2 stops15h 14m

$439

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Sat 1/17

7:00 am-11:57 pm

2 stops13h 57m

Wilmington New Hanover County

Sat 1/24

6:00 am-9:12 pm

3 stops18h 12m

$444

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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 January to fly from Seattle, when ticket prices are also cheap, with an average price of $393.

What is the cheapest day to depart on your flight to Wilmington?

The cheapest day to depart on your flight to Wilmington is on a Wednesday when prices can be found for as low as $573. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $728. These prices are subject to change though, so be sure to set up a Price Alert for flights to Wilmington.

What is the cheapest time of day to depart on your flight to Wilmington?

Our most recent data shows that the best time of day to fly to Wilmington is in the afternoon. Flights from Seattle to Wilmington during this time can be as low as $360. Flights at noon are often more expensive with an average ticket price of $756.

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 $494 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?

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 23m

Direct flights

None
The fastest flight from Seattle to Wilmington takes 7h 23m
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 23m 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
11,052 reviews
Search American Airlines flights
DeltaPriceFrom $308Free CancellationRating
7.9
8,014 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

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