SEA - RDU

$180 Find Cheap Flights from Seattle to Raleigh - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Seattle to Raleigh departing on 8/18. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$265
Typical prices: $345-$578
Frontier
Fri 8/21Sun 8/23
SEA - RDU • 1 stop
Cheapest non-stop
$383
Typical prices: $367-$617
Alaska Airlines
Fri 8/21Thu 8/27
SEA - RDU • Non-stop
Advice from real travelers
AI-powered summary based on content written by travel experts. AI can make mistakes.
Delta Comfort Plus adds extra legroom, while free Wi-Fi helps on this route.
Alaska Premium Class adds legroom; its baggage guarantee offers miles or a discount.
Expert advice
Expert advice
Expert advice
Expert advice
Nonstop flights
You can fly direct with Alaska Airlines and Delta. Average duration is 5h 07m
Direct flights
Direct flights
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Direct flights
Direct flights
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Top layover airports
Cheapest • Avg $266 (round-trip)
Shortest trip • 7h 04m (one-way)
Insights
Insights
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 4 weeks in advance save around 52% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
Cheapest • 19% price drop
Most popular
Good to know
Good to know
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Good to know
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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)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Seattle to Raleigh that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Seattle to Raleigh

Fri, Aug 21 - Sun, Aug 23
Frontier Logo
1:35 pm - 7:09 pm
SEA
-
RDU
26h 34m
1 stop
Frontier Logo
7:54 pm - 9:19 am
RDU
-
SEA
16h 25m
1 stop
$265Frontier
Fri, Aug 28 - Mon, Aug 31
Multiple Airlines Logo
7:06 pm - 7:09 pm
SEA
-
RDU
21h 03m
1 stop
Multiple Airlines Logo
2:32 pm - 10:39 am
RDU
-
SEA
23h 07m
2 stops
$265Multiple Airlines
Wed, Sep 9 - Wed, Sep 16
Frontier Logo
4:27 pm - 12:31 pm
SEA
-
RDU
17h 04m
1 stop
Frontier Logo
6:17 pm - 3:08 pm
RDU
-
SEA
23h 51m
1 stop
$266Frontier
Wed, Oct 14 - Mon, Oct 26
Multiple Airlines Logo
7:41 pm - 11:23 am
SEA
-
RDU
12h 42m
1 stop
Multiple Airlines Logo
8:00 am - 11:31 am
RDU
-
SEA
30h 31m
2 stops
$295Multiple Airlines
Tue, Sep 29 - Tue, Oct 6
Alaska Airlines Logo
2:18 pm - 6:10 pm
SEA
-
RDU
24h 52m
1 stop
Alaska Airlines Logo
5:22 pm - 9:28 am
RDU
-
SEA
19h 06m
1 stop
$333Alaska Airlines
Mon, Sep 14 - Tue, Sep 22
Alaska Airlines Logo
7:40 am - 6:10 pm
SEA
-
RDU
31h 30m
1 stop
Alaska Airlines Logo
5:50 pm - 10:25 am
RDU
-
SEA
19h 35m
1 stop
$338Alaska Airlines
Thu, Oct 29 - Wed, Nov 11
United Airlines Logo
7:00 am - 5:38 pm
SEA
-
RDU
7h 38m
1 stop
United Airlines Logo
4:54 pm - 10:51 pm
RDU
-
SEA
8h 57m
1 stop
$344United Airlines
Sat, Oct 24 - Sat, Nov 14
United Airlines Logo
5:00 am - 3:21 pm
SEA
-
RDU
7h 21m
1 stop
United Airlines Logo
4:54 pm - 10:51 pm
RDU
-
SEA
8h 57m
1 stop
$344United Airlines
Wed, Oct 28 - Tue, Nov 3
Southwest Logo
12:10 am - 11:00 am
SEA
-
RDU
7h 50m
1 stop
Southwest Logo
12:50 pm - 7:00 pm
RDU
-
SEA
9h 10m
1 stop
$349Southwest
Wed, Oct 7 - Mon, Oct 12
Southwest Logo
12:10 am - 11:00 am
SEA
-
RDU
7h 50m
1 stop
Southwest Logo
7:20 pm - 12:35 am
RDU
-
SEA
8h 15m
1 stop
$349Southwest
Booking Insights

KAYAK's insights & trends for Seattle to Raleigh flights

Get data-powered insights and trends into flights from Seattle to Raleigh to help you find the cheapest flights, the best time to fly and much more.

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

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Seattle to Raleigh departing in August.

Flight prices are below average for this route right now.

Flights to Raleigh from Seattle usually cost between $345 and $578 in August.
The lowest price found in the past 5 days was $265 on Frontier (Aug 21-Aug 23).

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

The average price of all round-trip flights from Seattle to Raleigh clicked on KAYAK for each day over the last 12 months.

If your flying dates are flexible, you should consider flying to Raleigh on a Tuesday, as we generally find the cheapest rates on that day for this route. On the other hand, Sunday is the most expensive day to fly from Seattle to Raleigh. For your return ticket, we recommend flying on a Thursday and avoiding Sundays for the best deals.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Seattle to Raleigh, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Seattle to Raleigh is February, where tickets cost $333 (return) on average. On the other hand, the most expensive months are June and July, where the average cost of round-trip tickets is $530 and $523 respectively.

Can I save money by flying with a layover from Seattle to Raleigh?

The average round-trip price for all non-stop flights, flights with one layover, and flights with two layovers for the route found by users searching on KAYAK in the last 2 weeks.

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at $429 on average.

How far in advance should I book a flight from Seattle to Raleigh?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Seattle to Raleigh, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Seattle to Raleigh, you should book around 4 weeks before departure, which saves you about 52% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 5 weeks before departure.

Expert advice

Expert advice for your flight from Seattle to Raleigh

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
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.

Good to know

Low season

January

Cheapest flight

$180
Best time to beat the crowds with an average 16% drop in price.
Most popular time to fly with an average 18% increase in price.
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
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Seattle to Raleigh

  • 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.

  • What is the cheapest flight from Seattle to Raleigh?

    In the last 5 days, the lowest price for a flight from Seattle to Raleigh was $180 for a one-way ticket and $265 for a round-trip.

  • Do I need a passport to fly between Seattle and Raleigh?

    No, a passport isn't needed to fly from Seattle to Raleigh. However, local authorities might ask for an official ID.

  • Which airports will I be using when flying from Seattle to Raleigh?

    When flying out of Seattle you will be using Seattle/Tacoma Intl. You will be landing at Raleigh, also known as Raleigh-Durham.

  • Which airlines offer Wi-Fi service onboard planes from Seattle to Raleigh?

    Delta, Alaska Airlines, JetBlue, American Airlines, and Hawaiian Airlines offer inflight Wi-Fi service on the Seattle to Raleigh flight route.

  • Which aircraft models fly most regularly from Seattle to Raleigh?

    The Boeing 737-900 is the aircraft model that flies most regularly on the Seattle to Raleigh flight route.

  • Which airline alliances offer flights from Seattle to Raleigh?

    Star Alliance, SkyTeam, and oneworld are the airline alliances operating flights between Seattle and Raleigh, with Star Alliance being the most commonly used for this route.

  • On which days can I fly direct from Seattle to Raleigh?

    There are nonstop flights from Seattle to Raleigh on a daily basis.

  • Which is the best airline for flights from Seattle to Raleigh, Southwest or Alaska Airlines?

    The two airlines most popular with KAYAK users for flights from Seattle to Raleigh are Southwest and Alaska Airlines. With an average price for the route of $416 and an overall rating of 8.0, Southwest is the most popular choice. Alaska Airlines is also a great choice for the route, with an average price of $467 and an overall rating of 7.9.

  • How does KAYAK find such low prices on flights from Seattle to Raleigh?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to Raleigh.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Raleigh?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Raleigh from Seattle is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Seattle to Raleigh?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Raleigh with an airline and back to Seattle with another airline. Booking your flights between Seattle and RDU can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to Raleigh?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Raleigh from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Seattle to Raleigh

  • Looking for a cheap flight? 25% of our users found flights on this route for $308 or less one-way and $306 or less round-trip.
  • 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?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from Seattle/Tacoma Intl to Raleigh-Durham.
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

Everything you need to know for your flight from Seattle to Raleigh

Information on your arrival and departure airports