What airlines fly to Wilmington?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Wilmington from Seattle according to our data. American Airlines is the first choice among our users, with 80% of people opting to fly with this airline when traveling to Wilmington. Keep in mind that there are 3 different airlines that fly to Wilmington on a routine basis, so you have a few additional options to choose from.

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?

As of December 2025, there are 2 operators available to choose from 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.

$334 Cheap Flights from Seattle to Wilmington in 2025/26

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Find the cheapest flights from Seattle to Wilmington

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10:08 pm - 10:15 am

SEA

ILM

9h 07m1 stop

11:05 am - 7:34 pm

ILM

SEA

11h 29m2 stops

$334American Airlines

Wed, Feb 25 - Sat, Feb 28

11:59 pm - 12:30 pm

SEA

ILM

9h 31m2 stops

11:05 am - 7:34 pm

ILM

SEA

11h 29m2 stops

$339American Airlines

Wed, Feb 25 - Sat, Feb 28

6:00 am - 7:00 pm

SEA

ILM

10h 00m1 stop

12:50 pm - 7:45 pm

ILM

SEA

9h 55m1 stop

$359American Airlines

Wed, Feb 25 - Sat, Feb 28

8:53 am - 9:09 pm

SEA

ILM

9h 16m2 stops

2:30 pm - 7:20 pm

ILM

SEA

7h 50m1 stop

$364American Airlines

Sat, Apr 25 - Fri, May 29

8:35 am - 9:15 pm

SEA

ILM

9h 40m1 stop

2:00 pm - 7:04 pm

ILM

SEA

8h 04m1 stop

$389American Airlines

Fri, Jan 9 - Mon, Jan 12

12:45 pm - 10:57 pm

SEA

ILM

7h 12m1 stop

6:00 am - 1:49 pm

ILM

SEA

10h 49m2 stops

$394American Airlines

Fri, Jan 9 - Mon, Jan 12

8:04 am - 8:28 pm

SEA

ILM

9h 24m2 stops

2:00 pm - 9:47 pm

ILM

SEA

10h 47m2 stops

$399American Airlines

Sat, Jan 10 - Wed, Jan 14

9:54 am - 8:28 pm

SEA

ILM

7h 34m1 stop

3:58 pm - 10:29 pm

ILM

SEA

9h 31m1 stop

$429Alaska Airlines

Wed, Jan 21 - Sat, Jan 24

7:00 am - 11:57 pm

SEA

ILM

13h 57m2 stops

4:26 pm - 11:15 pm

ILM

SEA

9h 49m1 stop

$434United Airlines

Wed, Jan 21 - Sat, Jan 24

7:00 am - 11:57 pm

SEA

ILM

13h 57m2 stops

6:00 am - 6:14 pm

ILM

SEA

15h 14m2 stops

$439United Airlines

Wed, Jan 21 - Sat, Jan 24

United Airlines flights from Seattle to Wilmington

Our best United Airlines deals on Seattle to Wilmington flight tickets

United Airlines

Jan 21

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

$434

Find similar

United Airlines

Jan 21

SEA6:03 amSeattle/Tacoma Intl

14h 54m

2 stops

ILM11:57 pmWilmington New Hanover County

Jan 24

ILM6:00 amWilmington New Hanover County

15h 14m

2 stops

SEA6:14 pmSeattle/Tacoma Intl

$439

Find similar

United Airlines

Jan 9

SEA7:00 amSeattle/Tacoma Intl

13h 57m

2 stops

ILM11:57 pmWilmington New Hanover County

Jan 12

ILM6:00 amWilmington New Hanover County

13h 01m

2 stops

SEA4:01 pmSeattle/Tacoma Intl

$489

Find similar

American Airlines flights from Seattle to Wilmington

Our best American Airlines deals on Seattle to Wilmington flight tickets

American Airlines

Feb 25

SEA10:08 pmSeattle/Tacoma Intl

9h 07m

1 stop

ILM10:15 amWilmington New Hanover County

Feb 28

ILM11:05 amWilmington New Hanover County

11h 29m

2 stops

SEA7:34 pmSeattle/Tacoma Intl

$334

Find similar

American Airlines

Feb 25

SEA11:59 pmSeattle/Tacoma Intl

9h 31m

2 stops

ILM12:30 pmWilmington New Hanover County

Feb 28

ILM11:05 amWilmington New Hanover County

11h 29m

2 stops

SEA7:34 pmSeattle/Tacoma Intl

$339

Find similar

American Airlines

Feb 25

SEA6:00 amSeattle/Tacoma Intl

10h 00m

1 stop

ILM7:00 pmWilmington New Hanover County

Feb 28

ILM12:50 pmWilmington New Hanover County

9h 55m

1 stop

SEA7:45 pmSeattle/Tacoma Intl

$359

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Wed 2/25

10:08 pm-10:15 am

1 stop9h 07m

Wilmington New Hanover County

Sat 2/28

11:05 am-7:34 pm

2 stops11h 29m

$334

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Wed 2/25

11:59 pm-12:30 pm

2 stops9h 31m

Wilmington New Hanover County

Sat 2/28

11:05 am-7:34 pm

2 stops11h 29m

$339

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Wed 2/25

6:00 am-7:00 pm

1 stop10h 00m

Wilmington New Hanover County

Sat 2/28

12:50 pm-7:45 pm

1 stop9h 55m

$359

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Sat 4/25

8:53 am-9:09 pm

2 stops9h 16m

Wilmington New Hanover County

Fri 5/29

2:30 pm-7:20 pm

1 stop7h 50m

$364

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Fri 1/9

8:35 am-9:15 pm

1 stop9h 40m

Wilmington New Hanover County

Mon 1/12

2:00 pm-7:04 pm

1 stop8h 04m

$389

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Fri 1/9

12:45 pm-10:57 pm

1 stop7h 12m

Wilmington New Hanover County

Mon 1/12

6:00 am-1:49 pm

2 stops10h 49m

$394

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Sat 1/10

8:04 am-8:28 pm

2 stops9h 24m

Wilmington New Hanover County

Wed 1/14

2:00 pm-9:47 pm

2 stops10h 47m

$399

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

Wed 1/21

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

$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

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

Prices

Airlines

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 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?
As of December 2025, there are 2 operators available to choose from 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?
momondo data reveals that the most frequently booked airline on the route from Seattle to Wilmington is American Airlines, representing 89% of all bookings. The subsequent popular airline is Delta at 11%.

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 Airlines	PriceFrom $308	Free Cancellation	Rating 7.2 11,068 reviews		Search American Airlines flights
Delta	PriceFrom $308	Free Cancellation	Rating 7.9 8,018 reviews		Search Delta flights

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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.