ILM - SEA

$344 Find Cheap Flights from Wilmington to Seattle - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$429
Typical prices: $491-$697
United Airlines
Mon 1/29Fri 2/2
ILM - SEA • 2 stops
Cheapest one-way
$344
Typical prices: $327-$474
Multiple Airlines
Tue 11/20
ILM - SEA • 3 stops
Nonstop flights
Not available
There are currently no direct flights between Wilmington and Seattle. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 31% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Chicago O'Hare Intl (ORD)
Cheapest • Avg $491 (round-trip)
Charlotte Douglas (CLT)
Shortest trip • 7h 51m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Seattle!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Wilmington to Seattle (ILM-SEA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Wilmington to Seattle

Fri, Jan 29 - Tue, Feb 2
United Airlines Logo
6:00 am - 6:12 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
15h 12m2 stops Newark Denver Intl
United Airlines Logo
9:01 am - 11:58 pmSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
11h 57m2 stops San Francisco Newark
$429United Airlines
Thu, Dec 3 - Wed, Dec 9
United Airlines Logo
6:05 am - 1:01 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
9h 56m1 stop Newark
United Airlines Logo
11:33 pm - 12:22 pmSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
9h 49m1 stop Newark
$459United Airlines
Thu, Dec 3 - Wed, Dec 9
United Airlines Logo
6:05 am - 7:32 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
16h 27m2 stops Newark Houston George Bush Intcntl
United Airlines Logo
11:33 pm - 12:22 pmSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
9h 49m1 stop Newark
$464United Airlines
Thu, Dec 3 - Wed, Dec 9
United Airlines Logo
6:05 am - 7:32 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
16h 27m2 stops Newark Houston George Bush Intcntl
United Airlines Logo
8:30 am - 11:44 pmSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
12h 14m2 stops Denver Intl Newark
$469United Airlines
Sat, Jan 30 - Tue, Feb 2
Delta Logo
6:00 am - 12:38 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
9h 38m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:45 am - 11:04 pmSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
8h 19m1 stop Atlanta Hartsfield-Jackson
$495Delta
Sat, Dec 12 - Sat, Dec 26
Delta Logo
5:32 pm - 11:55 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
9h 23m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:06 pm - 10:23 amSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
8h 17m1 stop Atlanta Hartsfield-Jackson
$495Delta
Sat, Dec 12 - Sat, Dec 26
Delta Logo
5:32 pm - 11:55 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
9h 23m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:06 pm - 10:23 amSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
8h 17m1 stop Atlanta Hartsfield-Jackson
$495Delta
Sat, Dec 5 - Tue, Dec 8
Delta Logo
5:32 pm - 11:55 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
9h 23m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 4:43 pmSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
7h 43m1 stop Atlanta Hartsfield-Jackson
$495Delta
Wed, Feb 10 - Fri, Feb 19
American Airlines Logo
3:22 pm - 10:27 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
10h 05m1 stop Charlotte Douglas
American Airlines Logo
10:11 pm - 8:25 amSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
7h 14m1 stop Charlotte Douglas
$546American Airlines
Fri, Jan 29 - Tue, Feb 2
American Airlines Logo
4:36 pm - 10:35 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
8h 59m1 stop Dallas/Fort Worth
American Airlines Logo
11:31 pm - 9:51 amSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
7h 20m1 stop Charlotte Douglas
$546American Airlines
Booking Insights

Price, demand and travel trends for Wilmington to Seattle flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Wilmington to Seattle?

Round-trip flights from Wilmington to Seattle typically range from $491 to $697. The lowest price found in the past 5 days was $429, on United Airlines.

What's the cheapest day of the week to fly from Wilmington to Seattle?

Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from Wilmington to Seattle. It’s 6% cheaper than the average day, while Sunday is the most expensive, with prices 48% higher.

What’s the cheapest month to fly from Wilmington to Seattle?

•February is the cheapest month to fly from Wilmington to Seattle at $408 round-trip.
•September ($686) and June ($666) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 68% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Wilmington to Seattle flights

Low season

December

Cheapest flight

$344
Beat the crowds with an average 59% drop in travelers.
The most popular month to fly with an average 93% increase in travelers.
One-way flight from Wilmington to Seattle

When to book flights from Wilmington to Seattle

Are your dates flexible? Find out the best times to travel from Wilmington to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Wilmington to Seattle flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Wilmington to Seattle?

    Only Economy Class is available on flights from Wilmington to Seattle.

  • How long is a flight from Wilmington to Seattle?

    A nonstop flight from Wilmington to Seattle takes 00m, covering 2,452 miles.

  • Do I need a passport to fly from Wilmington to Seattle?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Wilmington to Seattle flight?

    Round-trip flights from Wilmington to Seattle range from $491 to $697, with an average of $588 over the past 12 months. Anything below $491 counts as a good deal.

  • Have flight prices from Wilmington to Seattle changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $429 to $2,909. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Wilmington to Seattle looking right now?

    One-way fares from Wilmington to Seattle are currently lower than usual. Average one-way flight prices are about $366, which is 9% below the typical average for this route.

  • What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?

    Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates averaging $61 for economy cars. Top options include:

    • Fox
    • Europcar
    • Thrifty
    • Budget
    • Hertz

  • Which airports can I use when flying from Wilmington to Seattle?

    Flights from Wilmington to Seattle usually depart from Wilmington New Hanover County (ILM) and arrive at Seattle/Tacoma Intl (SEA).

  • Which airports do connecting flights from Wilmington to Seattle pass through?

    One-stop flights from Wilmington to Seattle most commonly connect through:

    • Charlotte Douglas (CLT) - 73% of one-stop connections
    • Dallas/Fort Worth (DFW) - 8% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 7% of one-stop connections
    • Philadelphia (PHL) - 7% of one-stop connections

  • Can I save money by using flexible dates for flights from Wilmington to Seattle?

    Yes. Flexible dates can save you up to 37% on flights from Wilmington to Seattle. Friday is the cheapest departure day at $556 round-trip on average, while Sunday is the most expensive at $873, a difference of $317.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Wilmington to Seattle?

    Flying via Charlotte Douglas (CLT) gives the shortest average 1-stop total travel time at 7h 51m, compared with 8h 16m via Dallas/Fort Worth (DFW) and 8h 32m via Atlanta Hartsfield-Jackson (ATL).

  • What is the time difference between Wilmington and Seattle?

    Seattle is 3 hours behind Wilmington (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Seattle?

    Some of the most popular sights in Seattle are Pike Place Market, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.

Your guide to booking Wilmington to Seattle flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Friday departure and avoid flying on Sunday. On this route, Friday flights average $556, about $317 less than Sunday fares (36% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Wilmington to Seattle trip for February. Fares historically average $408 round-trip in that month - typically $278 less than the most expensive month, which is September (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.

    • Coast Gateway Hotel
    • Seattle Airport Marriott
    • Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport

More options for your flight from Wilmington to Seattle

Complete your trip to Seattle with a hotel stay or car rental

Car rentals in Seattle
Hotels in Seattle
Vacations in Seattle