RDU - SEA

$107 Find Cheap Flights from Raleigh to Seattle - Compare and Save

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Everything you should know

Cheapest round-trip
$240
Typical prices: $340-$578
Frontier
Tue 10/23Fri 11/2
RDU - SEA • 1 stop
Cheapest non-stop
$437
Typical prices: $336-$585
Alaska Airlines
Mon 10/29Wed 10/31
RDU - SEA • Non-stop
Nonstop flights
You can fly direct with Alaska Airlines and Delta. Average duration is 5h 56m
Direct flights
+1
Direct flights
+1
When to book
in advance
Our data shows that travelers who book at least 10 weeks in advance save around 48% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 44% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $280 (round-trip)
Shortest trip • 6h 49m (one-way)
Insights
Insights
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Expert advice
Flight Deals

Cheap Flights from Raleigh to Seattle (RDU-SEA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Raleigh to Seattle

Fri, Oct 23 - Mon, Nov 2
Frontier Logo
7:37 pm - 3:12 pmRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
22h 35m1 stop Denver Intl
Frontier Logo
4:27 pm - 3:23 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
43h 56m2 stops Denver Intl Atlanta Hartsfield-Jackson
$240Frontier
Fri, Oct 23 - Mon, Nov 2
Frontier Logo
7:37 pm - 3:12 pmRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
22h 35m1 stop Denver Intl
Frontier Logo
4:27 pm - 3:23 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
43h 56m2 stops Denver Intl Atlanta Hartsfield-Jackson
$243Frontier
Tue, Dec 15 - Wed, Jan 6
Southwest Logo
8:05 am - 12:50 pmRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
7h 45m1 stop Chicago Midway
Southwest Logo
5:00 am - 4:15 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
8h 15m1 stop Las Vegas Harry Reid Intl
$306Southwest
Tue, Dec 15 - Wed, Jan 6
Southwest Logo
8:05 am - 5:50 pmRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
12h 45m2 stops Chicago Midway Denver Intl
Southwest Logo
10:45 am - 8:20 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
6h 35m1 stop Chicago Midway
$312Southwest
Thu, Oct 22 - Fri, Oct 30
Multiple Airlines Logo
5:22 pm - 11:37 pmRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
9h 15m1 stop San Diego
Multiple Airlines Logo
4:27 pm - 4:19 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
20h 52m1 stop Denver Intl
$313Multiple Airlines
Wed, Oct 14 - Fri, Oct 23
Multiple Airlines Logo
5:22 pm - 9:28 amRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
19h 06m1 stop San Diego
Multiple Airlines Logo
4:27 pm - 4:24 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
20h 57m1 stop Denver Intl
$326Multiple Airlines
Thu, Dec 10 - Mon, Dec 14
Alaska Airlines Logo
6:55 pm - 10:07 pmRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
30h 12m1 stop San Diego
Alaska Airlines Logo
5:59 pm - 5:59 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
21h 00m1 stop San Diego
$333Alaska Airlines
Tue, Oct 13 - Wed, Oct 28
Alaska Airlines Logo
5:22 pm - 2:17 pmRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
23h 55m1 stop San Diego
Alaska Airlines Logo
7:04 am - 5:41 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
31h 37m1 stop San Diego
$333Alaska Airlines
Sat, Oct 31 - Thu, Nov 12
United Airlines Logo
4:54 pm - 10:51 pmRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
8h 57m1 stop Houston George Bush Intcntl
United Airlines Logo
5:23 pm - 5:33 amSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
9h 10m1 stop San Francisco
$388United Airlines
Thu, Oct 29 - Sat, Oct 31
United Airlines Logo
4:54 pm - 10:51 pmRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
8h 57m1 stop Houston George Bush Intcntl
United Airlines Logo
7:00 am - 5:41 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
7h 41m1 stop Chicago O'Hare Intl
$388United Airlines
Booking Insights

Price, demand and travel trends for Raleigh to Seattle flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Raleigh to Seattle with more confidence.

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

Round-trip flights from Raleigh to Seattle start at $240. Prices are below average for this route right now, with typical round-trip fares ranging from $340 to $578. The lowest price found in the past 5 days was $240 on Frontier.

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

Saturday is the cheapest day of the week to fly from Raleigh to Seattle, it is 9% cheaper than the average day. Sunday is the most expensive day with flight prices 18% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • February is the cheapest month to fly from Raleigh to Seattle at $250 round-trip.
  • July ($565) and June ($524) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 126% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Raleigh to Seattle the cheapest?

Flights from Raleigh to Seattle are cheapest 10 weeks before departure. Booking in this window typically costs about 48% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Raleigh to Seattle

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on Alaska Airlines and SEA

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Stefanie Waldek

Stefanie Waldek

Expert on Delta

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Jessica Macdonald

Jessica Macdonald

Expert on RDU

Currently based in Scotland after living in South Africa and the United States, Jessica has been writing travel and aviation content for more than 10 years. She regularly contributes to Travel + Leisure and TripSavvy, and has had work published by Condé Nast Traveller and The Independent. She has traveled to more than 50 countries across six continents.

Key details for Raleigh to Seattle flights

Low season

February

Cheapest flight

$107
Best time to beat the crowds with an average 44% drop in price.
Most popular time to fly with an average 26% increase in price.
Flight from Raleigh to Seattle

When to book flights from Raleigh to Seattle

Are your dates flexible? Find out the best times to travel from Raleigh 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 Raleigh to Seattle flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Are there lounges at SEA?

    Seattle-Tacoma International Airport (SEA) has multiple lounges run by various carriers, including the United Club and The American Express Centurion Lounge. If you’re flying aboard Alaska Airlines, keep in mind that the airline has three lounges at Concourse C, close to Gate C16A, Concourse D, adjacent to Gate D1, and the North Satellite Terminal, near Gate N2.

  • Which is the best way to get to downtown Seattle from SEA?

    The distance between SEA and the city center of Seattle is about 13.8 miles, and a light rail will get you there in around 40min. Still, an airport shuttle commutes between the two destinations, covering the distance in about 1h. However, a taxi is quicker with a travel time of about 25min.

  • Are there hotels near Seattle-Tacoma International Airport (SEA)?

    If you’ll be arriving late, consider spending a night in one of the many hotel facilities adjacent to the Seattle-Tacoma International Airport (SEA). It saves you the late-night rush of connecting to your next destination. Red Lion Hotel Seattle Airport Sea-Tac and Days Inn by Wyndham Seatac Airport are some hotels near this establishment.

  • Are there ATMs at Seattle-Tacoma International Airport (SEA)?

    If you’ve just landed at SEA from RDU and want to recharge your wallet, locate the ATMs at the Main Terminal, on Concourse A, in the Baggage Claim, at Ticketing Level's south end, and in the South Satellite.

  • Which airlines offer extra legroom and free seat selection on Raleigh to Seattle flights?

    Among airlines operating Raleigh to Seattle flights:

    • Alaska Airlines: offers free seat selection
    • Delta: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • What airlines are available from Raleigh to Seattle?

    2 airlines operate flights between Raleigh and Seattle. The airlines offering nonstop flights on this route include:

    • Alaska Airlines
    • Delta

  • Which airports can I use when flying from Raleigh to Seattle?

    Flights from Raleigh to Seattle usually depart from Raleigh-Durham (RDU) and arrive at Seattle/Tacoma Intl (SEA).

  • Which airlines include bags at no extra cost on Raleigh to Seattle flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Alaska Airlines: a cabin bag and a checked bag in Economy Class
    • Delta: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

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

    Three cabin classes are available on flights from Raleigh to Seattle:

    • Economy Class
    • Business Class
    • First Class

  • How much can I save by taking a layover when flying from Raleigh to Seattle?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $280 round-trip via New York John F Kennedy Intl (JFK), compared to $448 for nonstop.

  • What is the standard checked-bag allowance on flights from Raleigh to Seattle?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $35–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Raleigh to Seattle?

    The Boeing 737-900 family is used most often on this route, operated mainly by Delta. Other aircraft seen on the route include Boeing 737-800 variants.

  • Which airports do connecting flights from Raleigh to Seattle pass through?

    One-stop flights from Raleigh to Seattle most commonly connect through:

    • Charlotte Douglas (CLT) - 20% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 19% of one-stop connections
    • Denver Intl (DEN) - 19% of one-stop connections
    • Chicago Midway (MDW) - 13% 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 Raleigh to Seattle?

    On the Raleigh to Seattle route, being flexible with your departure day can save you up to 23%. Saturday is the cheapest day at $412 round-trip on average, while Sunday is the most expensive at $530: a $118 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How are flight departures from Raleigh to Seattle spread across the day?

    Morning is the busiest departure period on Raleigh to Seattle flights, with 50% of flights leaving in that window. Evening departures account for 50%, afternoon flights for 0%, and night flights for 0%.

  • What popular places can I visit in Seattle?

    Some of the most popular sights in Seattle are Pike Place Market, Pier 66 and Lumen Field. These are among the most viewed places in Seattle on KAYAK.

  • What are the earliest and latest flights from Raleigh to Seattle?

    These are the earliest and latest flight times available from Raleigh to Seattle:

    • Earliest: departs at 6:15 am and lands at 12:11 pm
    • Latest: departs at 7:13 pm and lands at 1:09 am.

    The flight takes about 5h 56m.

  • How expensive are last-minute Raleigh to Seattle flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 65% above the route average of $449. Book 10 weeks before departure for the lowest fares.

  • How long is a flight from Raleigh to Seattle?

    A nonstop flight from Raleigh to Seattle takes 5h 56m, covering 2,347 miles.

  • Do I need a passport to fly from Raleigh 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.

  • Have flight prices from Raleigh to Seattle changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $240 to $1,623. That means the highest observed fare was about 7x higher than the lowest one.

  • How are flight prices from Raleigh to Seattle looking right now?

    One-way fares from Raleigh to Seattle are currently lower than usual. Average one-way flight prices are about $171, which is 37% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Raleigh to Seattle?

    Flying via Lambert-St Louis (STL) gives the shortest average 1-stop total travel time at 6h 49m, compared with 7h 43m via Charlotte Douglas (CLT) and 7h 43m via Washington, D.C. Dulles Intl (IAD).

  • What is the time difference between Raleigh and Seattle?

    Seattle is 3 hours behind Raleigh (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 Raleigh to Seattle flight?

    Round-trip flights from Raleigh to Seattle range from $340 to $578, with an average of $449 over the past 12 months. Anything below $340 counts as a good deal.

  • Which airlines offer Wi-Fi on Raleigh to Seattle flights?

    Two airlines offer in-flight Wi-Fi on Raleigh to Seattle flights:

    • • Alaska Airlines
    • • Delta

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

Your guide to booking Raleigh 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 Saturday departure instead of Sunday. On this route, Saturday flights average $412 - about $118 less than Sunday (22% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 10 weeks before you fly. On this route, that window historically saves about 48% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Raleigh to Seattle trip for February. Fares historically average $250 round-trip in that month - typically $315 less than the most expensive month, which is July (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through New York John F Kennedy Intl Airport (JFK) can be cheaper than flying direct. The cheapest layover option averages $280 round-trip on this route - about $167 less than direct flights (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
  • Travelers planning to fly aboard Delta Airlines flights from Raleigh-Durham International Airport (RDU) to Seattle should remember that the airline’s hub is at Seattle-Tacoma International Airport (SEA). Those flying with this airline will arrive at Concourse A. Delta Sky Club sits at Concourse A near gate 1. You’ll receive priority clearance and access upon arrival at SEA. Still, economy class travelers can access the lounge if they’re willing to pay for the day’s pass.
  • Raleigh-Durham International Airport (RDU) is the main airport in Raleigh, Durham. The facility features two terminals: Terminal 1 and Terminal 2. Passengers can move between the two terminals via a walkway through the central parking garage.
  • Suppose you have an early morning departure. Plan and spend a night in a hotel within easy reach of Raleigh-Durham International Airport (RDU). Typically, these hotels provide a courtesy shuttle to ferry you to the terminal ahead of your flight from Raleigh to Seattle. Fairfield Inn By Marriott Raleigh Airport/Rtp and Embassy Suites Raleigh - Durham Airport/ Brier Creek are two recommended hotels near this area.
  • Raleigh-Durham International Airport (RDU) offers numerous accessible amenities for the whole family, including clean restrooms. Those traveling through RDU with their kids will be happy to know that the facility provides designated rooms at the disposal of lactating and nursing moms. Referred to as the Mamava Suites, you can locate them near Gate A6 in Terminal 1, and adjacent to Gate C8 in Terminal 2.
  • Raleigh-Durham International Airport (RDU) caters to the needs of every traveler, including those with disabilities and mobility limitations. Parking facilities located at all parking garage levels have universally-accessible handicapped parking spaces. As you reserve your flight, request wheelchair assistance. You’ll get a skycap on the terminal curbside to help you access it.

Prefer to fly direct from Raleigh to Seattle?

 
Find which airlines fly direct from Raleigh-Durham Airport to Seattle/Tacoma Intl Airport, which days they fly and book direct flights.

Direct departures

Raleigh-Durham to Seattle/Tacoma Intl

Monday

Alaska Airlines,Delta

Alaska Airlines,Delta

Tuesday

Alaska Airlines,Delta

Alaska Airlines,Delta

Wednesday

Alaska Airlines,Delta

Alaska Airlines,Delta

Thursday

Alaska Airlines,Delta

Alaska Airlines,Delta

Friday

Alaska Airlines,Delta

Alaska Airlines,Delta

Saturday

Alaska Airlines,Delta

Alaska Airlines,Delta

Sunday

Alaska Airlines,Delta

Alaska Airlines,Delta

See more direct flights

Direct returns

Seattle/Tacoma Intl to Raleigh-Durham

Monday

Alaska Airlines,Delta

Alaska Airlines,Delta

Tuesday

Alaska Airlines,Delta

Alaska Airlines,Delta

Wednesday

Alaska Airlines,Delta

Alaska Airlines,Delta

Thursday

Alaska Airlines,Delta

Alaska Airlines,Delta

Friday

Alaska Airlines,Delta

Alaska Airlines,Delta

Saturday

Alaska Airlines,Delta

Alaska Airlines,Delta

Sunday

Alaska Airlines,Delta

Alaska Airlines,Delta

See more direct flights

More options for your flight from Raleigh to Seattle

Complete your trip to Seattle with a hotel stay or car rental