SEA - RDU

$175 Find Cheap Flights from Seattle to Raleigh - Compare and Save

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Everything you should know

Cheapest round-trip
$311
Typical prices: $329-$579
Frontier
Sun 11/18Mon 12/3
SEA - RDU • 1 stop
Cheapest non-stop
$337
Typical prices: $332-$593
Alaska Airlines
Mon 12/3Fri 12/7
SEA - RDU • Non-stop
Nonstop flights
You can fly direct with Alaska Airlines and Delta. Average duration is 5h 01m
Direct flights
+1
Direct flights
+1
When to book
in advance
Our data shows that travelers who book at least 16 weeks in advance save around 56% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 24% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $319 (round-trip)
Shortest trip • 7h 07m (one-way)
Insights
Insights
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We hope you love your trip to Raleigh!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Seattle to Raleigh (SEA-RDU)

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

Recent round-trip flight deals from Seattle to Raleigh

Wed, Nov 18 - Thu, Dec 3
Frontier Logo
4:27 pm - 8:14 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
24h 47m1 stop Denver Intl
Frontier Logo
5:06 pm - 3:43 pmRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
49h 37m2 stops Detroit Metropolitan Wayne County Denver Intl
$311Frontier
Sun, Dec 6 - Sat, Dec 12
Frontier Logo
1:36 pm - 4:00 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
23h 24m2 stops Los Angeles Denver Intl
Frontier Logo
5:01 pm - 8:04 pmRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
30h 03m2 stops Denver Intl Los Angeles
$319Frontier
Thu, Dec 3 - Mon, Dec 7
Alaska Airlines Logo
8:05 am - 4:07 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
5h 02mnonstop
Alaska Airlines Logo
6:33 pm - 9:47 pmRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
6h 14mnonstop
$337Alaska Airlines
Thu, Dec 3 - Wed, Dec 9
Delta Logo
3:59 pm - 11:49 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
4h 50mnonstop
Delta Logo
6:45 am - 10:01 amRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
6h 16mnonstop
$337Delta
Thu, Dec 10 - Mon, Dec 14
Delta Logo
3:59 pm - 11:49 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
4h 50mnonstop
Delta Logo
6:45 am - 10:01 amRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
6h 16mnonstop
$337Delta
Thu, Dec 10 - Sat, Dec 12
United Airlines Logo
7:00 am - 5:39 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
7h 39m1 stop Chicago O'Hare Intl
United Airlines Logo
4:55 pm - 10:51 pmRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
8h 56m1 stop Houston George Bush Intcntl
$344United Airlines
Sat, Dec 12 - Tue, Dec 15
United Airlines Logo
11:59 pm - 11:43 amSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
8h 44m1 stop Houston George Bush Intcntl
United Airlines Logo
4:55 pm - 10:51 pmRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
8h 56m1 stop Houston George Bush Intcntl
$344United Airlines
Thu, Dec 3 - Mon, Dec 7
Alaska Airlines Logo
8:05 am - 4:07 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
5h 02mnonstop
Alaska Airlines Logo
5:10 pm - 9:32 amRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
19h 22m1 stop San Diego
$347Alaska Airlines
Thu, Dec 3 - Wed, Dec 9
Southwest Logo
6:30 am - 4:05 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
6h 35m1 stop Chicago Midway
Southwest Logo
5:35 pm - 10:50 pmRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
8h 15m1 stop Denver Intl
$349Southwest
Sat, Dec 5 - Wed, Dec 9
Southwest Logo
8:20 am - 6:30 pmSEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
7h 10m1 stop Chicago Midway
Southwest Logo
6:50 pm - 11:35 pmRDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
7h 45m1 stop Chicago Midway
$349Southwest
Booking Insights

Price, demand and travel trends for Seattle to Raleigh flights

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

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

Round-trip flights from Seattle to Raleigh typically range from $329 to $579. The lowest price found in the past 5 days was $311, on Frontier.

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

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Seattle to Raleigh. It’s 10% cheaper than the average day, while Sunday is the most expensive, with prices 14% higher.

What’s the cheapest month to fly from Seattle to Raleigh?

•February is the cheapest month to fly from Seattle to Raleigh at $337 round-trip.
•June ($537) and July ($520) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 59% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Seattle to Raleigh the cheapest?

Flights from Seattle to Raleigh are cheapest 16 weeks before departure. Booking in this window typically costs about 56% 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 Seattle to Raleigh

 
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 Seattle to Raleigh flights

Low season

September

Cheapest flight

$175
Beat the crowds with an average 31% drop in travelers.
The most popular month to fly with an average 23% increase in travelers.
One-way flight from Seattle to Raleigh

When to book flights from Seattle to Raleigh

Are your dates flexible? Find out the best times to travel from Seattle to Raleigh based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Seattle to Raleigh flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

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

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

    • Earliest: departs at 8:00 am and lands at 1:01 pm
    • Latest: departs at 9:44 pm and lands at 2:45 am.

    The flight takes about 5h 01m.

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

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

    • Economy Class
    • Business Class
    • First Class

  • How long is a flight from Seattle to Raleigh?

    A nonstop flight from Seattle to Raleigh takes 5h 01m, covering 2,347 miles.

  • Do I need a passport to fly from Seattle to Raleigh?

    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.

  • How much should I expect to pay for a Seattle to Raleigh flight?

    Round-trip flights from Seattle to Raleigh range from $329 to $579, with an average of $442 over the past 12 months. Anything below $329 counts as a good deal.

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

    Last-minute fares on this route (booked within two weeks of departure) run 67% above the $442 route average. Book 16 weeks before departure for the lowest fares.

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

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $319 round-trip via Minneapolis St Paul (MSP), compared to $452 for nonstop.

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

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $35–$90 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 Seattle to Raleigh?

    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 Passenger/BBJ2 (winglets) variants.

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

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

  • Have flight prices from Seattle to Raleigh 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 $311 to $2,567. That means the highest observed fare was about 8x higher than the lowest one.

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

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

    • Alaska Airlines
    • Delta
    • JetBlue

    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.

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

    One-way fares from Seattle to Raleigh are currently lower than usual. Average one-way flight prices are about $226, which is 21% below the typical average for this route.

  • What car rental options are available at Raleigh-Durham Airport (RDU)?

    Raleigh-Durham Airport (RDU) hosts 5 major car rental companies, with daily rates averaging $60 for economy cars. Top options include:

    • Dollar
    • Thrifty
    • Hertz
    • Alamo
    • Budget

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

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

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

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

    • Charlotte Douglas (CLT) - 36% of one-stop connections
    • Denver Intl (DEN) - 25% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 14% of one-stop connections
    • Chicago Midway (MDW) - 11% of one-stop connections

  • Can I save money by using flexible dates for flights from Seattle to Raleigh?

    Yes. Flexible dates can save you up to 21% on flights from Seattle to Raleigh. Tuesday is the cheapest departure day at $401 round-trip on average, while Sunday is the most expensive at $505, a difference of $104.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Seattle to Raleigh?

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

    • Alaska Airlines
    • Delta

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

    Flying via Detroit Metropolitan Wayne County (DTW) gives the shortest average 1-stop total travel time at 7h 07m, compared with 7h 42m via Charlotte Douglas (CLT) and 7h 45m via Washington, D.C. Dulles Intl (IAD).

  • What is the time difference between Seattle and Raleigh?

    Raleigh is 3 hours ahead of Seattle (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Raleigh?

    Some of the most popular sights in Raleigh are Raleigh Convention Center, Lenovo Center and NC State Fairgrounds. These are among the most viewed places in Raleigh on KAYAK.

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

    Among airlines operating Seattle to Raleigh 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.

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

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

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

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

  • Are there any water refilling points at Sea-Tac?

    Yes, the Plane Water interactive vending machine features a touchscreen display and iconic tunes that begin when you touch the screen for a quick and entertaining shopping experience. This refrigerated machine sells bottled water, snacks, and a range of chocolate bars in a variety of flavors, sure to satisfy any craving.

  • Where are the dining areas located?

    Sea-Tac delivers excellent, fast dining for travelers with little time. Inside the SEA Airport, restaurants and quick food outlets such as Qdoba Mexican Eats, Rel'lish Burger Lounge, and Skillet are accessible. This dining area provides power, electricity, and Wi-Fi. These dining areas are located at Central Terminal, Near Gate B4 and near Gate N8.

  • Are there hotel shuttles at RDU?

    Shuttle service to and from RDU is provided by a number of hotels around the Research Triangle region. The red zones outside the terminals serve as drop-off and pick-up points for hotels. Cambria Suites, Days Inn, and Delta Hotels by Marriott Raleigh-Durham are just a handful of the hotels that may pick up or drop off guests at RDU.

  • Are there any kids’ facilities?

    The Children's Play Area is located across from Gate A1; it includes hand sanitizer as well as disinfectant wipes for usage in addition to routine cleaning. A family restroom and nursing room are also linked and accessible for use by families.

Your guide to booking Seattle to Raleigh flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Sunday. On this route, Tuesday flights average $401, about $104 less than Sunday fares (21% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 16 weeks before you fly. On this route, that window historically saves about 56% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Seattle to Raleigh trip for February. Fares historically average $337 round-trip in that month - typically $200 less than the most expensive month, which is June (based on the last 12 months).
  • If you have the time, taking a 1-stop flight through Minneapolis St Paul Airport (MSP) can be cheaper than flying direct. The cheapest layover option averages $319 round-trip on this route - about $132 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 Raleigh-Durham Airport.

    • Hyatt House Raleigh / RDU / Brier Creek
    • Fairfield Inn & Suites by Marriott Raleigh-Durham Airport/Brier Creek
    • Aloft Raleigh-Durham Airport Brier Creek
  • Seattle-Tacoma International Airport (SEA) is the major commercial airport servicing the Seattle metropolitan region in the state of Washington. The airlines serving Sea-Tac include JetBlue, Delta Air Lines, United Airlines, and Frontier Airlines. Raleigh-Durham International Airport (RDU) is the main airport serving Durham, Raleigh, and the surrounding North Carolina Research Triangle area.
  • Need to relax before boarding a plane at Sea-Tac? Don’t worry. Sea-Tac has a lot of pampering services that are offered within the airport facilities and are easily affordable. Massage services are available to meet the needs of every traveler, ranging from around 10 to 90min, with options for Swedish for lighter pressure, to Deep Tissue for focusing on particular regions that require extra effort. Terminal Getaway Spa is near Gates A5 and C2.
  • When your electronic accessories’ batteries run low, Plane Power Initiative vending machines in the Seattle airport have got you covered. Plane Power Initiative has made it easier for travelers to grab the accessories for their gadgets before boarding their trip with an economical and simple array of travel essentials. Plane Power Initiative machines are located at Central Terminal, near Gate C15, Gate A12 and near C Gates.
  • Do you feel that your shoes need a shine? Lucky Shines Shoe Shine is a family-owned business that offers expert shoe shine services and excellent customer care to Sea-Tac travelers. Socks and adornments are also available for your convenience. Shoe shining areas are located near Gate C1, Gate D2 and near Gate N20.
  • When you need to check-in for your flight, RDU has airlines in Terminals 1 and 2 that provide several self-service check-in kiosks. In Terminal 2, in addition to airline-specific kiosks, a series of universal kiosks supports check-in with numerous airlines. In Terminal 1, look for outlets near sitting units, in gate waiting areas, and in baggage claims.

Prefer to fly direct from Seattle to Raleigh?

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

Direct departures

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

Direct returns

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

More options for your flight from Seattle to Raleigh

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