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$137+ Cheap flights from Seattle to Raleigh (SEA - RDU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — RDU
Oct 25 — Nov 11
Sat 10/25
Sat 11/1
1 adult, Economy
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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Raleigh-Durham are usually found in January or February, booked 88 days in advance, depart on a Wednesday or Saturday and return on a Wednesday

Cheap flight deals from Seattle to Raleigh

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Raleigh (RDU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$175
(Booking.com)

One-way from

$137
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$379

Good round-trip deal

$297 or less

Good one-way deal

$213 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Raleigh-Durham flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Raleigh-Durham flights.
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From Seattle/Tacoma Intl to Raleigh-Durham
Search Deals
One-way flight from Seattle/Tacoma Intl to Raleigh-Durham
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Raleigh-Durham.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Raleigh-Durham.
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Find flight deals from Seattle to Raleigh

Cheapest flights from Seattle to Raleigh
Explore the most affordable flight options available from Seattle to Raleigh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2025.

This Booking.com deal was found by Cheapflights users on 9/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/121:37 pmSEA - RDU
1 stop23h 59mFrontier
Fri 11/145:21 pmRDU - SEA
1 stop21h 52mFrontier
Deal found 9/22$175
This Alaska Airlines deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/289:10 amSEA - RDU
Nonstop5h 04mAlaska Airlines
Tue 11/46:14 pmRDU - SEA
Nonstop6h 07mAlaska Airlines
Deal found 9/23$190
This Flightnetwork deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/121:37 pmSEA - RDU
1 stop23h 59mFrontier
Mon 11/175:21 pmRDU - SEA
1 stop21h 46mFrontier
Deal found 9/24$194
This Booking.com deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/172:31 pmSEA - RDU
1 stop23h 33mFrontier
Sat 10/255:59 pmRDU - SEA
1 stop28h 49mFrontier
Deal found 9/24$206
This American Airlines deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2112:34 amSEA - RDU
1 stop8h 08mAmerican Airlines
Wed 10/2911:47 amRDU - SEA
1 stop8h 07mAmerican Airlines
Deal found 9/24$210
This Frontier deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/231:02 pmSEA - RDU
2 stops16h 50mFrontier
Thu 10/3010:06 pmRDU - SEA
2 stops17h 07mFrontier
Deal found 9/23$216
This Delta deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2510:00 pmSEA - RDU
Nonstop4h 58mDelta
Sat 11/17:15 amRDU - SEA
Nonstop5h 59mDelta
Deal found 9/25$217
This Delta deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/283:50 pmSEA - RDU
Nonstop4h 58mDelta
Wed 10/297:15 amRDU - SEA
Nonstop5h 59mDelta
Deal found 9/23$219
This Southwest deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/226:55 amSEA - RDU
1 stop14h 45mSouthwest
Tue 10/2812:20 pmRDU - SEA
2 stops10h 30mSouthwest
Deal found 9/25$220
This Frontier deal was found by Cheapflights users on 9/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/248:43 pmSEA - RDU
2 stops16h 32mFrontier
Fri 10/3110:06 pmRDU - SEA
2 stops17h 07mFrontier
Deal found 9/23$226
This Delta deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/223:50 pmSEA - RDU
Nonstop4h 58mDelta
Tue 10/287:15 amRDU - SEA
Nonstop5h 59mDelta
Deal found 9/24$227

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Raleigh that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 25, 2025.
Use the filters below to find and compare flights from Seattle to Raleigh that are best for you.

Fly from

Seattle

Fly to

Raleigh

Route

Depart

Return

Price

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Wed 11/5

3:50 pm-11:48 pm

Nonstop4h 58m

Raleigh-Durham

Wed 11/12

7:04 am-10:15 am

Nonstop6h 11m

$217

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Sat 11/1

11:00 pm-5:58 am

Nonstop4h 58m

Raleigh-Durham

Sat 11/8

7:15 am-10:14 am

Nonstop5h 59m

$217

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Fri 10/31

9:10 am-5:14 pm

Nonstop5h 04m

Raleigh-Durham

Sat 11/1

6:14 pm-9:21 pm

Nonstop6h 07m

$244

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Fri 10/17

11:40 pm-10:28 am

1 stop7h 48m

Raleigh-Durham

Tue 10/21

3:09 pm-10:30 pm

2 stops10h 21m

$272

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Wed 11/12

7:13 pm-8:22 am

2 stops10h 09m

Raleigh-Durham

Fri 11/14

4:17 pm-9:13 pm

1 stop7h 56m

$272

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Mon 10/27

9:59 pm-2:10 pm

1 stop13h 11m

Raleigh-Durham

Sat 11/1

7:15 am-10:14 am

Nonstop5h 59m

$280

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Wed 11/5

9:35 am-10:05 pm

1 stop9h 30m

Raleigh-Durham

Wed 11/12

3:25 pm-10:55 pm

2 stops10h 30m

$282

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Wed 11/5

9:10 am-5:14 pm

Nonstop5h 04m

Raleigh-Durham

Tue 11/11

3:43 pm-11:25 pm

1 stop10h 42m

$291

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Wed 11/5

9:10 am-5:14 pm

Nonstop5h 04m

Raleigh-Durham

Wed 11/12

6:40 am-5:21 pm

1 stop13h 41m

$291

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Fri 10/24

3:50 pm-11:48 pm

Nonstop4h 58m

Raleigh-Durham

Fri 10/31

7:15 am-10:14 am

Nonstop5h 59m

$297

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/25

Showing 1-10 of 22 results
1
2
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Compare providers for flights from Seattle to Raleigh

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Raleigh in September.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Raleigh flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Raleigh flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Raleigh flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Raleigh flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Raleigh flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Seattle to Raleigh flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to Raleigh trip
Airports
SEA

Plan to arrive at SEA two hours before your flight. Use SEA Spot Saver for free security appointments to reduce wait times.

Read more about SEAby Brandon Schultz
RDU

For a rental car at RDU, take a shuttle from the terminal. All major companies operate nearby with convenient shuttle services.

Read more about RDUby John Walton
Our travel experts
John Walton

John Walton

Expert on RDU

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

Best time to book a flight from Seattle to Raleigh

Have a flexible travel schedule? Discover the best time to fly to Raleigh from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Raleigh. Price data was last updated on September 19, 2025.

The price you pay for your flight from Seattle to Raleigh may vary depending on when you book. For the best chance of a lower fare, look to book 88 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to Raleigh?

Currently, August is the cheapest month in which you can book a flight from Seattle to Raleigh (average of $206). Flying from Seattle to Raleigh in March is currently the most expensive (average of $293). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to RDU?

Find hourly flight availability from Seattle to Raleigh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 25, 2025.

It’s optimal to fly from Seattle to Raleigh in the afternoon. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Seattle to Raleigh. Price data was last updated on September 21, 2025.

Travelers seeking maximum savings on their Seattle to Raleigh flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Raleigh

Get insights into the airlines that provide service to Raleigh. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Raleigh. Reviews last updated September 25, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines from Seattle to Raleigh. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.0

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.0

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Delta
8.0
Very good
7,973 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.0

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Hawaiian Airlines
7.8
Good
2,750 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.0

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.0

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Frontier
5.8
Fair
3,162 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.0

Overall

8.0

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Raleigh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Seattle to Raleigh?

    Booking a flight from Seattle/Tacoma Intl (SEA) to Raleigh-Durham (RDU) is your only option if you wish to fly from Seattle to Raleigh. On a typical day, there are 6 flights from Seattle/Tacoma Intl to Raleigh-Durham, all of which are around 4h 54m for a nonstop flight. You can also purchase a plane ticket from 7 airlines when you book a flight from Seattle/Tacoma Intl to Raleigh.

  • How popular is this Seattle to Raleigh flight route?

    Within the past month, 28 users have taken a look at flights from Seattle/Tacoma Intl to Raleigh-Durham.

  • How long is the flight from Seattle to Raleigh?

    A quick flight from Seattle to Raleigh can take about 4h 58m. Delta provides one of the quickest options available for as low as $217. There are 2347 mi between Seattle and Raleigh. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Seattle to Raleigh round-trip?

    Cheapflights users have booked flights from Seattle to Raleigh round-trip from $123. Other airlines that can offer you cheap pricing are Hawaiian Airlines, from $153, and Delta, from $212. These flights start at 68% lower than the current average price 3 months from now.

  • What are the most reliable airlines from Seattle to Raleigh?

    No one likes to see their flight delayed. When booking a flight from Seattle to Raleigh consider choosing Delta (78%), Korean Air (78%) or Alaska Airlines (63%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seattle to Raleigh?

    Looking for the cheapest flight from Seattle to Raleigh? While on average our users pay $357, our data indicates the cheapest price to be $158. The most popular route (Seattle/Tacoma Intl - Raleigh-Durham), is priced around $217.

  • Can I find deals for flights from Seattle to Raleigh that include hotel bookings?

    Yes. In addition to deals on Seattle to Raleigh flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Raleigh?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Raleigh.

  • Can I find deals for business class flights from Seattle to Raleigh?

    Yes. Cheapflights offers flight deals from Seattle to Raleigh by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Raleigh?

    Currently, August is the cheapest month in which you can book a flight from Seattle to Raleigh (average of $206). Flying from Seattle to Raleigh in March is currently the most expensive (average of $293). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Raleigh?

Book flights to Raleigh if you plan to visit one of these locations
Dunn
Rocky Mount
Smithfield
Cary
Garner
Chapel Hill
Goldsboro
Morrisville
Apex
Henderson
Wilson
Danville
Pinehurst
Wake Forest
South Hill
Holly Springs

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Top 7 airlines flying from Seattle to Raleigh

Discover the top 7 airlines that operate flights from Seattle to Raleigh. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$123Average$294FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$153Average$432FlexibilityNo cancel feeOn-time85%
DeltaCheapest$212Average$387FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$236Average$377FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$245Average$377FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$269Average$437FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$276Average$391FlexibilityNo cancel feeOn-time71%

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