SEA - RDU

C$ 273 Find Cheap Flights from Seattle to Raleigh – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
C$ 424
Typical prices: C$ 449-C$ 796
Southwest
Fri 19/10Wed 24/10
SEA - RDU • 1 stop
Cheapest direct flights
C$ 606
Typical prices: C$ 453-C$ 814
Alaska Airlines
Fri 26/10Wed 31/10
SEA - RDU • Direct
Direct flights
Every day
You can fly direct with Alaska Airlines and Delta. Average duration is 5h 07m
Direct flights
+1
Direct flights
+1
When to book
16 weeks
in advance
Our data shows that travellers who book at least 16 weeks in advance save around 61% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 23% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Washington, D.C. Dulles Intl (IAD)
Cheapest • Avg C$ 369 (round-trip)
Charlotte Douglas (CLT)
Shortest trip • 7h 35m (one-way)
Insights
Insights
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We hope you enjoy your trip to Raleigh!
Flight Deals
Booking Insights
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

Mon, 19 Oct - Sat, 24 Oct
Southwest Logo
12:10 a.m. - 10:55 a.m.SEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
7h 45m1 stop Chicago Midway
Southwest Logo
7:00 a.m. - 1:30 p.m.RDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
9h 30m1 stop Austin Bergstrom
C$ 424Southwest
Mon, 19 Oct - Sat, 24 Oct
Southwest Logo
12:10 a.m. - 1:05 p.m.SEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
9h 55m2 stops Chicago Midway Baltimore/Washington
Southwest Logo
4:55 p.m. - 10:25 p.m.RDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
8h 30m1 stop Las Vegas Harry Reid Intl
C$ 433Southwest
Tue, 27 Oct - Wed, 4 Nov
Alaska Airlines Logo
11:31 a.m. - 5:41 p.m.SEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
27h 10m1 stop San Diego
Alaska Airlines Logo
5:22 p.m. - 9:28 a.m.RDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
19h 06m1 stop San Diego
C$ 462Alaska Airlines
Mon, 26 Oct - Fri, 30 Oct
Alaska Airlines Logo
9:08 p.m. - 5:41 p.m.SEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
17h 33m1 stop San Diego
Alaska Airlines Logo
5:22 p.m. - 9:28 a.m.RDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
19h 06m1 stop San Diego
C$ 483Alaska Airlines
Wed, 11 Nov - Wed, 2 Dec
Alaska Airlines Logo
7:46 p.m. - 5:49 p.m.SEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
19h 03m1 stop San Diego
Alaska Airlines Logo
6:55 p.m. - 2:54 p.m.RDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
22h 59m1 stop San Diego
C$ 497Alaska Airlines
Fri, 4 Dec - Mon, 7 Dec
Alaska Airlines Logo
7:59 p.m. - 5:59 p.m.SEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
19h 00m1 stop San Diego
Alaska Airlines Logo
6:55 p.m. - 10:07 p.m.RDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
30h 12m1 stop San Diego
C$ 503Alaska Airlines
Thu, 21 Jan - Mon, 25 Jan
Alaska Airlines Logo
6:30 a.m. - 5:44 p.m.SEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
8h 14m1 stop San Diego
Alaska Airlines Logo
5:24 p.m. - 6:56 p.m.RDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
28h 32m1 stop San Diego
C$ 517Alaska Airlines
Tue, 27 Oct - Wed, 4 Nov
Alaska Airlines Logo
8:00 a.m. - 4:19 p.m.SEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
5h 19mdirect
Alaska Airlines Logo
5:22 p.m. - 12:27 p.m.RDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
22h 05m1 stop San Diego
C$ 534Alaska Airlines
Sat, 24 Oct - Sat, 31 Oct
United Airlines Logo
11:14 p.m. - 9:37 a.m.SEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
7h 23m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
4:54 p.m. - 10:51 p.m.RDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
8h 57m1 stop Houston George Bush Intcntl
C$ 538United Airlines
Fri, 16 Oct - Sat, 24 Oct
Southwest Logo
6:15 a.m. - 8:05 p.m.SEA  Seattle/Tacoma Intl-RDU Raleigh-Durham
10h 50m1 stop Las Vegas Harry Reid Intl
Southwest Logo
4:55 p.m. - 10:25 p.m.RDU  Raleigh-Durham-SEA Seattle/Tacoma Intl
8h 30m1 stop Las Vegas Harry Reid Intl
C$ 544Southwest
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 from Seattle to Raleigh with more confidence.

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

Round-trip flights from Seattle to Raleigh start at C$ 424. Prices are below average for this route right now, with typical round-trip fares ranging from C$ 449 to C$ 796. The lowest price found in the past 5 days was C$ 424 on Southwest.

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

Tuesday is the cheapest day of the week to fly from Seattle to Raleigh and is 11% cheaper than the average day. Sunday is the most expensive day with flight prices 14% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • February is the cheapest month to fly from Seattle to Raleigh at C$ 467 round-trip.
  • June (C$ 746) and July (C$ 720) 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 prices from Seattle to Raleigh the cheapest?

Flights from Seattle to Raleigh are cheapest 16 weeks before departure. Booking in this window typically costs about 61% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Seattle to Raleigh flights

Low season

February

Cheapest flight

C$ 273
Best time to beat the crowds (23% less expensive on average)
Most popular time to fly and prices are also 21% lower on average.
Flights 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 route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

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

    Among airlines operating Seattle to Raleigh flights:

    • Alaska Airlines: offers extra legroom; 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 are available on the route from Seattle to Raleigh?

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

    • Alaska Airlines
    • Delta

  • 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 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:

    • Alaska Airlines: a carry-on bag and a checked bag in Economy Class
    • Delta: a carry-on bag and a checked bag in Economy Class
    • JetBlue: a cabin bag in Economy Class class

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

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

    Only Economy Class is available on flights from Seattle to Raleigh.

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

    On this route, layover flights are cheaper than direct options on average. Layover fares average C$ 369 round-trip via Washington, D.C. Dulles Intl (IAD), compared to C$ 616 for direct.

  • 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 C$ 49–C$ 139 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 variants.

  • 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) – 33% of one-stop connections
    • Denver Intl (DEN) – 27% of one-stop connections
    • Chicago O'Hare Intl (ORD) – 13% of one-stop connections
    • Chicago Midway (MDW) – 11% 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 Seattle to Raleigh?

    Yes. Being flexible with your travel dates can save you up to 22% on the Seattle to Raleigh route. Tuesday is the cheapest departure day at C$ 540 round-trip on average, while Sunday is the most expensive at C$ 688, a difference of C$ 148. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • 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% leaving in that window. Afternoon departures account for 50%, Evening flights for 0%, and Night flights for 0%.

  • Which popular places can I visit in Raleigh?

    Some of the most popular sights in Raleigh are William B. Umstead State Park and Lenovo Center. These are among the most viewed places in Raleigh on KAYAK.

  • 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 1:07 pm
    • Latest: departs at 9:42 pm and lands at 2:49 am.

    The flight takes about 5h 07m.

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

    Last-minute fares on this route – booked within 2 weeks of departure – run 68% above the route average of C$ 604. Book 16 weeks before departure for the lowest fares.

  • How long does a flight from Seattle to Raleigh take?

    A direct flight from Seattle to Raleigh takes 5h 07m, covering 6,080 km.

  • 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.

  • 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 C$ 424 to C$ 2,054. That means the highest observed fare was about 5x higher than the lowest one.

  • 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 C$ 304, which is 21% below the typical average for this route.

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

    Flying via Charlotte Douglas (CLT) gives the shortest average 1-stop total travel time at 7h 35m, compared with 7h 44m via Atlanta Hartsfield-Jackson (ATL) and 7h 55m via Chicago Midway (MDW).

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

    Raleigh-Durham Airport (RDU) hosts 5 major car rental companies, with daily rates starting from around C$ 35 for economy cars. Top options include:
    • Dollar
    • Thrifty
    • Hertz
    • Alamo
    • Budget

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

    Round-trip flights from Seattle to Raleigh range from C$ 449 to C$ 796, with an average of C$ 604 over the past 12 months. Anything below C$ 449 counts as a good deal.

  • 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.

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 instead of Sunday. On this route, Tuesday flights average C$ 540 – about C$ 148 less than Sunday (22% 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 61% 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 C$ 467 round-trip in that month – typically C$ 279 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 Washington, D.C. Dulles Intl Airport (IAD) can be cheaper than flying direct. The cheapest layover option averages C$ 369 round-trip on this route – about C$ 246 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

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 nonstop 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 nonstop flights

More options for your flight from Seattle to Raleigh

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

Car rentals in Raleigh
Hotels in Raleigh
Vacations in Raleigh