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$134+ 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — RDU
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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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 Tuesday or Wednesday and return on a Tuesday

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 July 31, 2025.

Round-trip from

$278
(Frontier)

One-way from

$134
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$441

Good round-trip deal

$322 or less

Good one-way deal

$187 or less
From Seattle/Tacoma Intl to Raleigh-Durham
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One-way flight from Seattle/Tacoma Intl to Raleigh-Durham
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Highest demand for flights based on searches. 0% potential increase in price ($1 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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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 July 31, 2025.

This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2011:54 pmSEA - RDU
1 stop7h 27mUnited Airlines
Sat 8/231:30 pmRDU - SEA
1 stop10h 12mUnited Airlines
Deal found 7/30$282
This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:12 amSEA - RDU
1 stop7h 26mFrontier
Sun 10/56:52 pmRDU - SEA
1 stop8h 38mFrontier
Deal found 7/29$284
This Delta deal was found by Cheapflights users on 7/31. 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 9/33:54 pmSEA - RDU
Nonstop5h 03mDelta
Wed 9/107:11 amRDU - SEA
Nonstop5h 52mDelta
Deal found 7/31$292
This Trip.com deal was found by Cheapflights users on 7/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/129:48 pmSEA - RDU
Nonstop5h 12mHawaiian Airlines
Fri 9/196:10 pmRDU - SEA
Nonstop5h 49mHawaiian Airlines
Deal found 7/29$293
This Sun Country Air deal was found by Cheapflights users on 7/31. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/26:04 pmSEA - RDU
1 stop13h 27mSun Country Air
Sun 10/55:41 pmRDU - SEA
1 stop26h 14mSun Country Air
Deal found 7/31$295
This Southwest deal was found by Cheapflights users on 7/30. 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 8/2712:10 pmSEA - RDU
1 stop7h 05mSouthwest
Wed 9/32:25 pmRDU - SEA
2 stops11h 25mSouthwest
Deal found 7/30$302
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Thu 8/2810:55 amSEA - RDU
1 stop8h 52mAmerican Airlines
Mon 9/14:40 pmRDU - SEA
1 stop8h 46mAmerican Airlines
Deal found 7/30$317
This CheapOair deal was found by Cheapflights users on 7/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/95:30 pmSEA - RDU
2 stops11h 45mMultiple Airlines
Mon 8/187:30 amRDU - SEA
1 stop9h 36mMultiple Airlines
Deal found 7/29$350
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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.
Sun 8/319:00 amSEA - RDU
Nonstop5h 10mAlaska Airlines
Sat 9/67:36 amRDU - SEA
Nonstop5h 50mAlaska Airlines
Deal found 7/31$357

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 July 31, 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 8/20

11:54 pm-10:21 am

1 stop7h 27m

Raleigh-Durham

Sat 8/23

1:30 pm-8:42 pm

1 stop10h 12m

$282

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Thu 10/2

6:12 am-4:38 pm

1 stop7h 26m

Raleigh-Durham

Sun 10/5

6:52 pm-12:30 am

1 stop8h 38m

$284

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Wed 9/3

3:54 pm-11:57 pm

Nonstop5h 03m

Raleigh-Durham

Wed 9/10

7:11 am-10:03 am

Nonstop5h 52m

$292

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Fri 9/12

9:48 pm-6:00 am

Nonstop5h 12m

Raleigh-Durham

Fri 9/19

6:10 pm-8:59 pm

Nonstop5h 49m

$293

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Thu 10/2

6:04 pm-10:31 am

1 stop13h 27m

Raleigh-Durham

Sun 10/5

5:41 pm-4:55 pm

1 stop26h 14m

$295

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Wed 8/27

12:10 pm-10:15 pm

1 stop7h 05m

Raleigh-Durham

Wed 9/3

2:25 pm-10:50 pm

2 stops11h 25m

$302

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Thu 8/28

10:55 am-10:47 pm

1 stop8h 52m

Raleigh-Durham

Mon 9/1

4:40 pm-10:26 pm

1 stop8h 46m

$317

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Fri 8/29

9:48 pm-6:00 am

Nonstop5h 12m

Raleigh-Durham

Sun 9/7

5:48 pm-12:30 am

1 stop9h 42m

$327

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Sun 8/31

9:00 am-5:10 pm

Nonstop5h 10m

Raleigh-Durham

Sat 9/6

7:36 am-10:26 am

Nonstop5h 50m

$357

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Wed 9/3

5:02 am-9:52 pm

2 stops13h 50m

$134

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 19 results
1
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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 July 25, 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 July 31, 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 July 27, 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.

Weekly flight availability from Seattle to Raleigh

Explore weekly flight availability from Seattle to Raleigh. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 31, 2025.

The most flights from SEA to RDU are scheduled on a Wednesday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

What’s the top layover airport for flights from Seattle to Raleigh?

Share of 1-stop round-trip flights from Seattle to Raleigh chosen by Cheapflights users in the past 12 months, using the same layover each way.

Dallas (DFW) – chosen by Cheapflights users on 50% of 1-stop itineraries from Seattle to Raleigh on Cheapflights.

What’s the cheapest layover airport for flights from Seattle to Raleigh?

Average round-trip fare for 1-stop flights from Seattle to Raleigh, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Dallas (DFW) is the most affordable 1-stop option, with an average round-trip price of $158.

What’s the fastest layover option from Seattle to Raleigh?

Shortest average travel time for 1-stop one-way flights from Seattle to Raleigh, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Baltimore (BWI) have the shortest average one-way travel time for 1-stop routes: 7h 25m.

Which airport typically offers the quickest layover for flights from Seattle to Raleigh?

Average layover duration for 1-stop one-way flights from Seattle to Raleigh, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Baltimore (BWI) offer the fastest connection on this route, with an average layover time of 0h 58m.

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 July 31, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta 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

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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 7 flights from Seattle/Tacoma Intl to Raleigh-Durham, all of which are around 4h 58m 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.

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

    Cheapflights users have booked flights from Seattle to Raleigh round-trip from $278. Other airlines that can offer you cheap pricing are United Airlines, from $282, and Alaska Airlines, from $287. These flights start at 29% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Seattle to Raleigh one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $134. However, be on the lookout for offers from Sun Country Air and Southwest, as they are both options that can get you from Seattle to Raleigh for a low price.

  • 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 (75%), Korean Air (75%) or Finnair (72%) 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 $332, our data indicates the cheapest price to be $178. The most popular route (Seattle/Tacoma Intl - Raleigh-Durham), is priced around $237.

  • 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
Cary
Smithfield
Rocky Mount
Garner
Chapel Hill
Henderson
Goldsboro
Morrisville
Apex
Wilson
Danville
Wake Forest
Pinehurst
South Hill
Holly Springs
Oxford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Raleigh

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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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$145Average$289FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$153Average$437FlexibilityNo cancel feeOn-time85%
DeltaCheapest$234Average$381FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$236Average$350FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$256Average$426FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$264Average$384FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$276Average$381FlexibilityNo cancel feeOn-time71%

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