ILM - SEA

$322 Find Cheap Flights from Wilmington to Seattle - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% 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
$404
Typical prices: $443-$690
United Airlines
Fri 1/26Tue 1/30
ILM - SEA • 1 stop
Cheapest one-way
$322
Typical prices: $308-$445
Multiple Airlines
Tue 10/2
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 • 30% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Atlanta Hartsfield-Jackson (ATL)
Cheapest • Avg $470 (round-trip)
Charlotte Douglas (CLT)
Shortest trip • 7h 46m (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

Tue, Jan 26 - Sat, Jan 30
United Airlines Logo
6:00 am - 1:00 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
10h 00m1 stop Newark
United Airlines Logo
7:03 am - 11:59 pmSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
13h 56m2 stops Houston George Bush Intcntl Newark
$404United Airlines
Tue, Jan 26 - Sat, Jan 30
United Airlines Logo
12:14 pm - 10:39 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
13h 25m2 stops Newark Chicago O'Hare Intl
United Airlines Logo
6:29 am - 11:59 pmSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
14h 30m2 stops Los Angeles Newark
$409United Airlines
Wed, Dec 9 - Mon, Dec 14
United Airlines Logo
6:05 am - 1:01 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
9h 56m1 stop Newark
United Airlines Logo
5:35 pm - 12:22 pmSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
15h 47m2 stops San Francisco Newark
$428United Airlines
Tue, Jan 26 - Sat, Jan 30
American Airlines Logo
7:00 am - 1:25 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
9h 25m1 stop Dallas/Fort Worth
American Airlines Logo
11:31 pm - 11:40 amSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
9h 09m1 stop Charlotte Douglas
$475American Airlines
Wed, Oct 14 - Wed, Oct 21
American Airlines Logo
4:14 pm - 11:10 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
9h 56m1 stop Charlotte Douglas
American Airlines Logo
10:31 am - 11:59 pmSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
10h 28m1 stop Chicago O'Hare Intl
$475American Airlines
Wed, Dec 16 - Wed, Dec 30
American Airlines Logo
12:16 pm - 6:10 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
8h 54m1 stop Charlotte Douglas
American Airlines Logo
5:10 am - 4:05 pmSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
7h 55m1 stop Dallas/Fort Worth
$475American Airlines
Wed, Dec 9 - Mon, Dec 14
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
$488United Airlines
Tue, Jan 26 - Sat, Jan 30
United Airlines Logo
6:00 am - 1:00 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
10h 00m1 stop Newark
United Airlines Logo
12:20 pm - 11:59 pmSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
8h 39m1 stop Newark
$489United Airlines
Wed, Dec 9 - Mon, Dec 14
United Airlines Logo
6:05 am - 4:18 pmILM  Wilmington New Hanover County-SEA Seattle/Tacoma Intl
13h 13m2 stops Newark Chicago O'Hare Intl
United Airlines Logo
11:33 pm - 12:22 pmSEA  Seattle/Tacoma Intl-ILM Wilmington New Hanover County
9h 49m1 stop Newark
$493United Airlines
Wed, Dec 9 - Mon, Dec 14
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
$502United 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 from Wilmington to Seattle with more confidence.

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

Round-trip flights from Wilmington to Seattle start at $404. Prices are below average for this route right now, with typical round-trip fares ranging from $443 to $690. The lowest price found in the past 5 days was $404 on United Airlines.

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

Friday is the cheapest day of the week to fly from Wilmington to Seattle, it is 16% cheaper than the average day. Sunday is the most expensive day with flight prices 50% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • February is the cheapest month to fly from Wilmington to Seattle at $408 round-trip.
  • June ($666) and July ($655) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 63% 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

$322
Best time to beat the crowds with an average 23% drop in price.
Most popular time to fly with an average 7% increase in price.
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 route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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).

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

    Two cabin classes are available on flights from Wilmington to Seattle:

    • Economy Class
    • First Class

  • 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) - 72% of one-stop connections
    • Dallas/Fort Worth (DFW) - 10% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 8% of one-stop connections
    • Philadelphia (PHL) - 7% of one-stop connections

    Charlotte Douglas (CLT) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 45% on the Wilmington to Seattle route. Friday is the cheapest departure day at $488 round-trip on average, while Sunday is the most expensive at $873, a difference of $385. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • 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.

  • How long is a flight from Wilmington to Seattle?

    A nonstop flight from Wilmington to Seattle takes 0h 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 are flight prices from Wilmington to Seattle looking right now?

    One-way fares from Wilmington to Seattle are currently higher than usual. Average one-way flight prices are about $388, which is 11% above the typical average for this route.

  • 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 46m, 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 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 starting from around $4 for economy cars. Top options include:
    • Fox
    • Europcar
    • Thrifty
    • Budget
    • Dollar

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

    Round-trip flights from Wilmington to Seattle range from $443 to $690, with an average of $580 over the past 12 months. Anything below $443 counts as a good deal.

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 can be flexible, aim for a Friday departure instead of Sunday. On this route, Friday flights average $488 - about $385 less than Sunday (44% 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 $258 less than the most expensive month, which is June (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.
    - Seattle Airport Marriott
    - Coast Gateway Hotel
    - 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