S$182 Cheap Flights from Raleigh to Seattle

View S$182 flight on Fri, 7 Nov, 2025Opens in a new window

Popular airlines from Raleigh-Durham International Airport (RDU) to Seattle-Tacoma International Airport (SEA)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Raleigh to Seattle (RDU-SEA)

Prices were available within the past 7 days and start at S$182 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Raleigh (RDU) to Seattle (SEA)

November is typically the cheapest month to fly

From S$190 - S$542 per traveller.
Raleigh to Seattle route information
Origin airport
Raleigh - Durham Intl.
Destination airport
Seattle - Tacoma Intl.
Distance
3757 km

Perfect flights from Raleigh to Seattle

Your Journey from Raleigh to Seattle

Start your unforgettable journey with Expedia. Our broad selection of flights from Raleigh to Seattle caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, United, American Airlines. Our selection of flights from Raleigh - Durham Intl. to Seattle - Tacoma Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Raleigh to Seattle Flights

Experience the joy of finding cheap flights from Raleigh - Durham Intl. to Seattle - Tacoma Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$182 and roundtrip prices *.
 

Pre-Flight Essentials

Ensure a smooth journey from Raleigh to Seattle with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Seattle

Picture yourself stepping off the plane in Seattle and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Raleigh to Seattle Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Raleigh to Seattle.
 

Beyond the Flight – Exploring Seattle

With Expedia, your adventure extends beyond the flight. Explore Seattle at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Raleigh to Seattle with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Raleigh to Seattle with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Raleigh–Durham Airport to SEA?
The lowest price advertised for a round-trip journey between Raleigh–Durham Airport and SEA is . But you better act soon. This price is taken from fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Raleigh–Durham Airport to Sea-Tac Airport?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from Raleigh - Durham Intl. Airport (RDU) to SEA that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Raleigh–Durham Airport to Seattle - Tacoma Intl. Airport (SEA) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Raleigh - Durham Intl. Airport (RDU) to Sea-Tac Airport?
The flight distance from Morrisville to SeaTac is 3,800 kilometres. Pack yourself a drink, a few snacks and a few good podcasts. Keep yourself entertained and the hours will zip by.
Which airlines fly direct from Raleigh - Durham Intl. Airport (RDU) to SEA?
Alaska Airlines (AS) is a popular option. It offers 30 flights between RDU and Sea-Tac Airport each month. Delta Air Lines (DL) is also worth a look. It operates 30 flights each month. Between these two airlines, you'll be able to find a good deal from Morrisville to SeaTac.
Are RDU to SEA flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Raleigh–Durham Airport to Seattle - Tacoma Intl. Airport (SEA) at the last minute could be your ticket to a fantastic deal. However, it could end up costing a good deal more! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back often as deals are updated all the time on Expedia.

Explore a world of travel with Expedia

*Available to Expedia members.