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Cheap flight deals from Seattle to Wilmington Starting at NZD 452

Whether you’re going for a one-way or round-trip to Wilmington, we’ve got you covered! Check out these different flight options from Seattle below.

  • One way
  • Round-trip
      • SEA09:01
        11h 38m
        1 stop
        ILG23:39
        Mon, Mar 17|Seattle - Wilmington|Alaska Airlines
        NZD 452NZD 2,043
        78% OFF
        78% OFF
        NZD 2,043NZD 452

        Choose Alaska Airlines flights from Seattle to Wilmington. The one-way connecting flight with Alaska Airlines departs from Seattle-Tacoma International Airport on Mon, Mar 17, arriving at Newcastle Airport. One-way Prices start from NZD 452 including taxes and charges.

      • SEA21:15
        19h 21m
        1 stop
        ILG19:36
        Fri, Mar 21|Seattle - Wilmington|Alaska Airlines
        NZD 881NZD 2,043
        56% OFF
        56% OFF
        NZD 2,043NZD 881

        Choose Alaska Airlines flights from Seattle to Wilmington. The one-way connecting flight with Alaska Airlines departs from Seattle-Tacoma International Airport on Fri, Mar 21, arriving at Newcastle Airport. One-way Prices start from NZD 881 including taxes and charges.

      • SEA07:00
        13h 39m
        1 stop
        ILG23:39
        Fri, Mar 21|Seattle - Wilmington|United Airlines
        NZD 1,512NZD 2,043
        26% OFF
        26% OFF
        NZD 2,043NZD 1,512

        Choose United Airlines flights from Seattle to Wilmington. The one-way connecting flight with United Airlines departs from Seattle-Tacoma International Airport on Fri, Mar 21, arriving at Newcastle Airport. One-way Prices start from NZD 1,512 including taxes and charges.

      • SEA01:00 pm
        3h 5m
        Nonstop
        ILG02:00 pm
        Fri, Feb 28|Seattle - Wilmington|Alaska Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Seattle to Wilmington flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA2269

    United Airlines

    05:00

    SEA

    2.7h

    08:43

    DEN

    SMTWTFS
    Search

  2. UA618

    United Airlines

    09:43

    DEN

    3.7h

    15:26

    RSW

    SMTWTFS

  3. XP557

    Avelo Airlines

    18:34

    RSW

    2.6h

    21:13

    ILG

    -M-W--S

  4. UA1448

    United Airlines

    07:05

    SEA

    4.0h

    13:08

    ORD

    SMTWTFS
    Search

  5. UA2042

    United Airlines

    14:16

    ORD

    2.9h

    18:07

    MCO

    SMTWTFS

  6. XP560

    Avelo Airlines

    20:40

    MCO

    2.4h

    23:06

    ILG

    S-T-TF-

  7. AS420

    Alaska Airlines

    15:43

    SEA

    5.7h

    00:25

    MCO

    SMTWTFS
    Search

  8. XP560

    Avelo Airlines

    20:40

    MCO

    2.4h

    23:06

    ILG

    S-T-TF-

  9. AA2793

    American Airlines

    22:10

    SEA

    5.2h

    06:21

    CLT

    SMTWTFS
    Search

  10. AA1802

    American Airlines

    08:18

    CLT

    1.7h

    10:00

    MCO

    SMTWTFS

  11. XP560

    Avelo Airlines

    20:40

    MCO

    2.4h

    23:06

    ILG

    S-T-TF-

  12. AS394

    Alaska Airlines

    23:05

    SEA

    5.6h

    07:39

    MCO

    SMTWTFS
    Search

  13. XP560

    Avelo Airlines

    20:40

    MCO

    2.4h

    23:06

    ILG

    S-T-TF-

  14. UA341

    United Airlines

    23:20

    SEA

    5.1h

    07:26

    EWR

    SMTWTFS
    Search

  15. UA1344

    United Airlines

    09:12

    EWR

    3.0h

    12:12

    MCO

    SMTWTFS

  16. XP560

    Avelo Airlines

    20:40

    MCO

    2.4h

    23:06

    ILG

    S-T-TF-

  17. UA341

    United Airlines

    23:20

    SEA

    5.1h

    07:26

    EWR

    SMTWTFS
    Search

  18. UA1409

    United Airlines

    13:04

    EWR

    2.9h

    16:00

    MCO

    SMTWTFS

  19. XP560

    Avelo Airlines

    20:40

    MCO

    2.4h

    23:06

    ILG

    S-T-TF-

  20. DL448

    Delta Air Lines

    23:55

    SEA

    5.5h

    08:26

    MCO

    S--WTFS
    Search

  21. XP560

    Avelo Airlines

    20:40

    MCO

    2.4h

    23:06

    ILG

    S-T-TF-

  22. UA747

    United Airlines

    23:59

    SEA

    4.0h

    06:00

    ORD

    SMTWTFS
    Search

  23. UA1740

    United Airlines

    07:10

    ORD

    3.1h

    11:15

    RSW

    SMTWTFS

  24. XP557

    Avelo Airlines

    18:34

    RSW

    2.6h

    21:13

    ILG

    -M-W--S

  25. UA747

    United Airlines

    23:59

    SEA

    4.0h

    06:00

    ORD

    SMTWTFS
    Search

  26. UA1232

    United Airlines

    08:50

    ORD

    3.1h

    12:56

    RSW

    SMTWTFS

  27. XP557

    Avelo Airlines

    18:34

    RSW

    2.6h

    21:13

    ILG

    -M-W--S
Find more flights and airlines

When is the cheapest time to fly from Seattle to Wilmington?

Price trend charts are a great way of tracking how much your flights cost in the lead up to departure and can help you choose when to book your tickets. See how prices to Wilmington from Seattle have changed and are set to move below.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Seattle (SEA) to Wilmington (ILG) the cheapest?

    Airlines adjust prices for flights from Seattle to Wilmington based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Seattle (SEA) to Wilmington (ILG) cost?

    According to Trip.com's data, the lowest price is around NZD 754.

  • What is the transportation method from the main airport to downtown in Wilmington?

    • The distance from Newcastle Airport to downtown is about 8 km, by taxi about 20 minutes.

  • How many airports are there in Wilmington (ILG)?

    There are 1 airport(s) near Wilmington (ILG): Newcastle Airport.

How to find a cheap flight from Seattle to Wilmington

If you leave it until the last minute and forget to check some of the key information when booking tickets, prices can often end up skyrocketing. Below, you can find our top tips for getting the best value flights – from changing dates to chasing deals, there are plenty ways to keep your next trip affordable.
1
Being flexible with your dates to get the cheapest Seattle to Wilmington ticket.
Tap "Date" on flight search bar to scan through the calender for Seattle to Wilmington airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Mon, Mar 17 at NZD 452 for one-way flights.
2
Compare cheap Seattle to Wilmington flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Seattle to Wilmington. The cheapest airline operating is Alaska Airlines.
3
Set up a Price Alert
By setting up a Price Alert for your Seattle to Wilmington route, you can easily track the price of your airline tickets from without manually checking every day.
4
Don't miss cheap Seattle to Wilmington flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
5
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
6
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from Seattle to Wilmington to get exclusive deals for you.

Flight Info | Seattle to Wilmington

Cheapest direct flight priceNZD 452
Off-season for travelJanuary
Peak season for travelFebruary
Flight distance3,800.15 km
Popular airlineAmerican Airlines

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