How long is the flight from Seattle to Wilmington?

A quick flight from Seattle to Wilmington can take about 8h 18m. American Airlines provides one of the quickest options available for as low as $309. The distance from Seattle to Wilmington is about 2452 mi.

What are the cheapest airlines flying from Seattle to Wilmington round-trip?

Delta, at $258, was found to be the cheapest airline from Seattle to Wilmington. An alternate airline flying to your destination would be American Airlines. Delta is priced at 53% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from Seattle to Wilmington?

Travelers seeking maximum savings on their Seattle to Wilmington flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Wilmington ranges from 2.8 - 7.8 inches per month. September is typically the wettest month, when rainfall can reach 7.8 in. April is typically the driest time to visit Wilmington when rainfall is around 2.8 in.

If weather is an important factor for your trip to Wilmington, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

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

Users have found that flying from Seattle to Wilmington on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

Users have found that booking a flight from Seattle to Wilmington at least 55 days early can save you up to 68% on average compared to booking a flight this week. If booking 55 days before your flight isn’t an option for you, users have found flights from Seattle to Wilmington for as little as $419 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $526 for flights departing within the next 3 days.

What is the cheapest month to fly from Seattle to Wilmington?

The best pricing can be found in the month of January. Prices to Wilmington from Seattle average $550. You can even find prices in January for less than $550, as users have found deals to Wilmington from as low as $256. The month of December appears to be one of the more expensive times to travel to Wilmington from Seattle. Flying in the targeted month can save you up to 42%.

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.

$162+ Cheap Flights from Seattle to Wilmington

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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Wilmington New Hanover County are usually found in January or September, booked 63 days in advance, depart on a Wednesday or Saturday and return on a Saturday

Cheap flight deals from Seattle to Wilmington

Round-trip from	$309 (American Airlines)
One-way from	$162 (Kiwi.com)
Popular in	December
Cheapest in	January
Average price	$408

From Seattle/Tacoma Intl to Wilmington New Hanover County

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One-way flight from Seattle/Tacoma Intl to Wilmington New Hanover County

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Highest demand for flights based on searches. 11% potential increase in price ($72 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find 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 September 11, 2025.

Tue 10/712:34 amSEA - ILM

1 stop7h 50mAmerican Airlines

Wed 10/153:33 pmILM - SEA

1 stop9h 45mAmerican Airlines

Deal found 9/10

$309

Sat 9/2710:09 amSEA - ILM

1 stop9h 25mAmerican Airlines

Wed 10/226:00 amILM - SEA

1 stop8h 30mAmerican Airlines

Deal found 9/9

$339

Wed 10/89:55 pmSEA - ILM

1 stop8h 36mDelta

Wed 10/155:55 pmILM - SEA

1 stop8h 59mDelta

Deal found 9/10

$374

Wed 11/265:24 amSEA - ILM

1 stop8h 18mAmerican Airlines

Wed 12/32:17 pmILM - SEA

1 stop10h 42mAmerican Airlines

Deal found 9/10

$380

Tue 9/239:45 pmSEA - ILM

1 stop8h 42mDelta

Wed 10/15:36 pmILM - SEA

1 stop9h 18mDelta

Deal found 9/10

$384

Sat 11/811:31 amSEA - ILM

1 stop8h 04mAmerican Airlines

Tue 11/113:28 pmILM - SEA

2 stops10h 50mAmerican Airlines

Deal found 9/9

$385

Wed 11/1212:59 amSEA - ILM

2 stops9h 07mAmerican Airlines

Thu 11/205:00 amILM - SEA

1 stop10h 53mAmerican Airlines

Deal found 9/8

$389

Sat 9/276:35 amSEA - ILM

2 stops13h 49mUnited Airlines

Wed 10/222:42 pmILM - SEA

1 stop10h 35mUnited Airlines

Deal found 9/9

$402

Tue 9/239:45 pmSEA - ILM

1 stop8h 42mDelta

Tue 9/305:36 pmILM - SEA

1 stop9h 18mDelta

Deal found 9/10

$414

Mon 9/2211:20 pmSEA - ILM

1 stop7h 07mDelta

Wed 10/15:36 pmILM - SEA

1 stop9h 18mDelta

Deal found 9/10

$424

Wed 9/249:45 pmSEA - ILM

1 stop8h 42mDelta

Mon 9/295:36 pmILM - SEA

1 stop9h 18mDelta

Deal found 9/10

$444

Best flights from Seattle to Wilmington
Discover carefully curated flight deals from Seattle to Wilmington that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2025.

Thu 11/135:24 amSEA - ILM

1 stop8h 18mAmerican Airlines

Thu 11/205:22 pmILM - SEA

1 stop10h 36mAmerican Airlines

Deal found 9/8

$309

Tue 10/2111:44 amSEA - ILM

1 stop7h 33mAmerican Airlines

Mon 10/275:01 pmILM - SEA

1 stop8h 58mAmerican Airlines

Deal found 9/9

$309

Thu 10/2310:01 pmSEA - ILM

1 stop8h 32mAmerican Airlines

Mon 10/275:01 pmILM - SEA

1 stop8h 58mAmerican Airlines

Deal found 9/9

$309

Wed 10/16:42 amSEA - ILM

1 stop7h 00mAmerican Airlines

Wed 10/86:00 amILM - SEA

1 stop8h 30mAmerican Airlines

Deal found 9/10

$309

Tue 10/712:34 amSEA - ILM

1 stop7h 50mAmerican Airlines

Wed 10/153:33 pmILM - SEA

1 stop9h 45mAmerican Airlines

Deal found 9/10

$309

Sun 10/512:34 amSEA - ILM

1 stop7h 50mAmerican Airlines

Sat 10/116:29 pmILM - SEA

1 stop7h 27mAmerican Airlines

Deal found 9/11

$309

Sat 9/2710:09 amSEA - ILM

1 stop9h 25mAmerican Airlines

Wed 10/226:00 amILM - SEA

1 stop8h 30mAmerican Airlines

Deal found 9/9

$339

Wed 11/265:24 amSEA - ILM

1 stop8h 18mAmerican Airlines

Wed 12/32:17 pmILM - SEA

1 stop10h 42mAmerican Airlines

Deal found 9/10

$380

Mon 10/2012:34 amSEA - ILM

1 stop7h 50mAmerican Airlines

Sun 10/265:00 amILM - SEA

1 stop10h 30mAmerican Airlines

Deal found 9/9

$384

Wed 10/225:22 amSEA - ILM

1 stop8h 08mAmerican Airlines

Sun 10/265:00 amILM - SEA

1 stop10h 30mAmerican Airlines

Deal found 9/9

$384

Last-minute flights from Seattle to Wilmington
Discover last-minute flight deals from Seattle to Wilmington. Data last updated September 11, 2025 and is based on user searches.

Mon 9/2211:20 pmSEA - ILM

1 stop7h 07mDelta

Wed 10/15:36 pmILM - SEA

1 stop9h 18mDelta

Deal found 9/10

$424

Mon 9/2211:20 pmSEA - ILM

1 stop7h 07mDelta

Tue 9/305:36 pmILM - SEA

1 stop9h 18mDelta

Deal found 9/10

$454

Tue 9/239:45 pmSEA - ILM

1 stop8h 42mDelta

Wed 10/15:36 pmILM - SEA

1 stop9h 18mDelta

Deal found 9/10

$384

Tue 9/2311:20 pmSEA - ILM

1 stop7h 07mDelta

Mon 9/295:36 pmILM - SEA

1 stop9h 18mDelta

Deal found 9/10

$414

Wed 9/249:45 pmSEA - ILM

1 stop8h 42mDelta

Mon 9/295:36 pmILM - SEA

1 stop9h 18mDelta

Deal found 9/10

$444

Sat 9/2710:09 amSEA - ILM

1 stop9h 25mAmerican Airlines

Wed 10/226:00 amILM - SEA

1 stop8h 30mAmerican Airlines

Deal found 9/9

$339

Sat 9/276:35 amSEA - ILM

2 stops13h 49mUnited Airlines

Wed 10/222:42 pmILM - SEA

1 stop10h 35mUnited Airlines

Deal found 9/9

$402

Wed 10/16:35 amSEA - ILM

2 stops13h 49mUnited Airlines

Wed 10/82:42 pmILM - SEA

1 stop10h 35mUnited Airlines

Deal found 9/10

$447

Mon 10/65:26 pmSEA - ILM

2 stops17h 19mUnited Airlines

Sat 10/113:12 pmILM - SEA

1 stop10h 04mUnited Airlines

Deal found 9/11

$457

Tue 10/712:34 amSEA - ILM

1 stop7h 50mAmerican Airlines

Wed 10/153:33 pmILM - SEA

1 stop9h 45mAmerican Airlines

Deal found 9/10

$309

Wed 10/89:55 pmSEA - ILM

1 stop8h 36mDelta

Wed 10/155:55 pmILM - SEA

1 stop8h 59mDelta

Deal found 9/10

$374

One-way flights from Seattle to Wilmington
Search for one-way flight options from Seattle to Wilmington. Find affordable one-way fares based on user searches. Data last updated September 11, 2025.

Fri 10/178:43 pmSEA - ILM

2 stops32h 57mMultiple Airlines

Deal found 9/8

$162

Wed 11/265:24 amSEA - ILM

1 stop8h 18mAmerican Airlines

Deal found 9/10

$269

Fri 11/77:13 pmSEA - ILM

2 stops16h 51mUnited Airlines

Deal found 9/10

$278

Thu 10/1612:34 amSEA - ILM

1 stop7h 50mAmerican Airlines

Deal found 9/8

$289

Wed 11/2612:59 amSEA - ILM

2 stops10h 31mAmerican Airlines

Deal found 9/10

$294

Thu 11/66:24 pmSEA - ILM

2 stops26h 28mMultiple Airlines

Deal found 9/10

$302

Thu 11/276:00 amSEA - ILM

2 stops26h 03mDelta

Deal found 9/10

$313

Wed 11/512:59 amSEA - ILM

2 stops9h 07mAmerican Airlines

Deal found 9/10

$324

Tue 11/256:30 pmSEA - ILM

2 stops23h 55mMultiple Airlines

Deal found 9/10

$331

Cheapflights Fare Finder

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

Thu 11/13

5:24 am-4:42 pm

1 stop8h 18m

Wilmington New Hanover County

Thu 11/20

5:22 pm-12:58 am

1 stop10h 36m

$309

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Tue 10/21

11:44 am-10:17 pm

1 stop7h 33m

Wilmington New Hanover County

Mon 10/27

5:01 pm-10:59 pm

1 stop8h 58m

$309

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Thu 10/23

10:01 pm-9:33 am

1 stop8h 32m

Wilmington New Hanover County

Mon 10/27

5:01 pm-10:59 pm

1 stop8h 58m

$309

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Wed 10/1

6:42 am-4:42 pm

1 stop7h 00m

Wilmington New Hanover County

Wed 10/8

6:00 am-11:30 am

1 stop8h 30m

$309

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Tue 10/7

12:34 am-11:24 am

1 stop7h 50m

Wilmington New Hanover County

Wed 10/15

3:33 pm-10:18 pm

1 stop9h 45m

$309

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Sun 10/5

12:34 am-11:24 am

1 stop7h 50m

Wilmington New Hanover County

Sat 10/11

6:29 pm-10:56 pm

1 stop7h 27m

$309

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Sat 9/27

10:09 am-10:34 pm

1 stop9h 25m

Wilmington New Hanover County

Wed 10/22

6:00 am-11:30 am

1 stop8h 30m

$339

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Wed 11/26

5:24 am-4:42 pm

1 stop8h 18m

Wilmington New Hanover County

Wed 12/3

2:17 pm-9:59 pm

1 stop10h 42m

$380

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Mon 10/20

12:34 am-11:24 am

1 stop7h 50m

Wilmington New Hanover County

Sun 10/26

5:00 am-12:30 pm

1 stop10h 30m

$384

SeattleWilmington

SEA - ILM

SEAILM

Seattle/Tacoma Intl

Wed 10/22

5:22 am-4:30 pm

1 stop8h 08m

Wilmington New Hanover County

Sun 10/26

5:00 am-12:30 pm

1 stop10h 30m

$384

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 18 results

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

How far ahead should I book a flight from Seattle to Wilmington?

Booking 62 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Wilmington. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Seattle to Wilmington (average of $296). Flying from Seattle to Wilmington in December is currently the most expensive (average of $385). 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 SEA to ILM?

A simple way to save on the total cost of your ticket is to fly from Seattle to Wilmington in the afternoon. If you’re flexible enough to do this you can expect to save up to 53% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Wilmington

See what other customers who have flown with Delta and 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.

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,960 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

How long is the flight from Seattle to Wilmington?
A quick flight from Seattle to Wilmington can take about 8h 18m. American Airlines provides one of the quickest options available for as low as $309. The distance from Seattle to Wilmington is about 2452 mi.
What are the cheapest airlines flying from Seattle to Wilmington round-trip?
Delta, at $258, was found to be the cheapest airline from Seattle to Wilmington. An alternate airline flying to your destination would be American Airlines. Delta is priced at 53% 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, January is the cheapest month in which you can book a flight from Seattle to Wilmington (average of $296). Flying from Seattle to Wilmington in December is currently the most expensive (average of $385). 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

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Wrightsville Beach

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Top 2 airlines flying from Seattle to Wilmington

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$258	Average$548	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$308	Average$595	FlexibilityNo cancel fee	On-time71%

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$162+ 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to Wilmington with Cheapflights

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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Wilmington New Hanover County are usually found in January or September, booked 63 days in advance, depart on a Wednesday or Saturday and return on a Saturday

Cheap flight deals from Seattle to Wilmington

Round-trip from

One-way from

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Find flight deals from Seattle to Wilmington

Cheapest flights from Seattle to WilmingtonExplore 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 September 11, 2025.

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 September 11, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seattle to Wilmington that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Wilmington

How far ahead should I book a flight from Seattle to Wilmington?

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

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

Reviews of airlines servicing Wilmington

See what other customers who have flown with Delta and 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.

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?

What are the cheapest airlines flying from Seattle to Wilmington round-trip?

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

How can I find direct flights from Seattle to Wilmington?

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

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

Traveling to a place near Wilmington?

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Alternative routes for Seattle to Wilmington

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Top 2 airlines flying from Seattle to Wilmington

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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 September 11, 2025.