Cheap flights from Wilmington to Seattle from $178
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Wilmington to Seattle departing on 7/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Wilmington to Seattle
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
What is the cheapest month to fly to Seattle?
In general, March is the cheapest month to fly from Wilmington to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $444. If you don’t want to visit Seattle in March, then you should wait until December to fly from Wilmington, when ticket prices are also cheap, with an average price of $463.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Wilmington is on a Saturday. momondo users have found tickets for Saturday departures for as low as $608. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Wilmington because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $816.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Wilmington at noon is the least expensive time of day to depart. momondo users have found prices as low as $638 when looking at flights departing at noon. Flights to Seattle are more costly in the morning, with an average ticket price of $725. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
How have Wilmington to Seattle flight prices changed over time?
As of June 2025, prices for Wilmington to Seattle flights are approximately 21% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Wilmington New Hanover County to Seattle/Tacoma Intl?
Sun Country Air, United Airlines, and American Airlines are the most popular carriers operating from Wilmington New Hanover County to Seattle/Tacoma Intl
What airlines fly to Seattle?
American Airlines, Delta and Southwest are the top three most popular airlines that fly to Seattle from Wilmington according to our data. American Airlines is the first choice among our users, with 81% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
When to book flights from Wilmington to Seattle
Cheap Wilmington to Seattle (ILM to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Wilmington to Seattle
How far is Wilmington New Hanover County to Seattle/Tacoma Intl by plane?
There are 2457.2 mi between Wilmington New Hanover County and Seattle/Tacoma Intl. Typically, this will take 7h 42m by plane in normal conditions.
When did momondo last update prices for flights from Wilmington New Hanover County Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Wilmington New Hanover County Airport to Seattle/Tacoma Intl Airport refresh daily.
How many operators does momondo search for flights from Wilmington New Hanover County Airport to Seattle/Tacoma Intl Airport?
As of June 2025, there are 2 operators available to choose from for flights from Wilmington New Hanover County Airport to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Wilmington New Hanover County Airport to Seattle/Tacoma Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Wilmington New Hanover County Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents you'll need for your trip to Seattle/Tacoma Intl 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 Seattle/Tacoma Intl 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 Wilmington to Seattle?
momondo data reveals that the most frequently booked airline on the route from Wilmington to Seattle is American Airlines, representing 86% of all bookings. The subsequent popular airline is Delta at 14%.
Best airlines flying from Wilmington to Seattle
Compare and see reviews for airlines that fly from Wilmington to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $308 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $308 | Free Cancellation | Rating 7.2 10,000 reviews |
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Why should I use momondo to find a flight deal from Wilmington to Seattle?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Wilmington to Seattle. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Wilmington to Seattle with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Wilmington to Seattle flights to just show those with flexible booking policies.
How can momondo help me find flights from Wilmington to Seattle?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Wilmington to Seattle.
I’m not ready to book a flight from Wilmington to Seattle right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Wilmington to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.