Cheap Flights from Raleigh (RDU) to Seattle (LKE)

Popular airlines from Raleigh-Durham International Airport (RDU) to Seattle, WA (LKE-Lake Union Seaplane Base)

Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $507
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $507
Select flight to Snohomish County - Paine Field PAE. Average driving time to city center is 29 minutes. Flights from $894
PAE
Snohomish County - Paine Field
Average driving time to city center29 min
Flights from $894

Frequently asked questions

How much does a flight from Raleigh - Durham Intl. Airport (RDU) to Lake Union Seaplane Base Airport (LKE) cost?
Get a cheap one-way flight or cheap return flight from Raleigh - Durham Intl. Airport (RDU) to Lake Union Seaplane Base Airport (LKE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Raleigh - Durham Intl. Airport (RDU) to Lake Union Seaplane Base Airport (LKE)?
is the most affordable month to fly from RDU to LKE. Traveling during quieter months is often the key to finding better deals on flights.
What is the cheapest airline that flies from Raleigh - Durham Intl. Airport (RDU) to Lake Union Seaplane Base Airport (LKE)?
To find the cheapest airline that'll fly you from RDU to LKE, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Raleigh - Durham Intl. Airport (RDU) to Lake Union Seaplane Base Airport (LKE)?
You'll need to take a flight with a layover if you're traveling from Raleigh - Durham Intl. Airport (RDU) to Lake Union Seaplane Base Airport (LKE). There are no daily direct flights on this route. However, just filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from RDU to LKE?
Typically you'll find the most flight options available on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Raleigh - Durham Intl. Airport (RDU) to Lake Union Seaplane Base Airport (LKE)?
Select a flight from Raleigh - Durham Intl. Airport (RDU) to Lake Union Seaplane Base Airport (LKE) that leaves before 3 PM to reduce the likelihood of delays. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Seattle from Raleigh - Durham Intl. Airport (RDU)?
Explore your flight options from Raleigh - Durham Intl. Airport (RDU) to Seattle - Tacoma Intl. Airport (SEA). This is the only airport in Seattle you can land at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Raleigh - Durham Intl. Airport (RDU) to Lake Union Seaplane Base Airport (LKE) last-minute?
Last-minute bookings from RDU to LKE are typically more expensive. To lock in the cheapest rates, start looking for flights as early as possible. That being said, if you can play around with your travel dates, you may land a cheap ticket right before your journey.
Is it cheaper to book a RDU to LKE flight and hotel package?
Booking a RDU to LKE flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our wide range of hotels and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Raleigh - Durham Intl. Airport (RDU) to Lake Union Seaplane Base Airport (LKE)?
If you reserved your RDU to LKE flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Raleigh - Durham Intl.
Destination airport
Lake Union Seaplane Base
Distance
2351 mi

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Raleigh to Seattle Flights

The cheapest times to fly from Raleigh to Seattle

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Raleigh to Seattle are during the month of . You can find some of the cheapest flights from Raleigh to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Raleigh to Seattle

Sunday is one of the best days to book for cheap flights from Raleigh to Seattle: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Raleigh to Seattle

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Raleigh to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Raleigh to Seattle flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Raleigh to Seattle airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Raleigh to Seattle Flights

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*Available to One Key members.