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$129+ Cheap flights from Raleigh to Seattle (RDU - SEA)

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 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SEA
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Find cheap flights from Raleigh to Seattle with Cheapflights

1. Tell us where you want to go
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The best prices from Raleigh-Durham to Seattle/Tacoma Intl are usually found in January or April, booked 37 days in advance, depart on a Thursday or Tuesday and return on a Tuesday

Cheap flight deals from Raleigh to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) to Seattle (SEA). 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$262
(Booking.com)

One-way from

$129
(Delta)

Popular in

June

Cheapest in

January

Average price

$347

Good round-trip deal

$392 or less

Good one-way deal

$238 or less
Provider with most accurate pricing for Raleigh-Durham-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Raleigh-Durham-Seattle/Tacoma Intl flights.
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From Raleigh-Durham to Seattle/Tacoma Intl
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One-way flight from Raleigh-Durham to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($88 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Raleigh-Durham to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Raleigh-Durham to Seattle/Tacoma Intl.
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Find flight deals from Raleigh to Seattle

Cheapest flights from Raleigh to Seattle
Explore the most affordable flight options available from Raleigh to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Booking.com deal was found by Cheapflights users on 2/20. 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.
Thu 4/2412:06 pmRDU - SEA
1 stop8h 13mMultiple Airlines
Sat 5/36:00 amSEA - RDU
1 stop7h 28mMultiple Airlines
Deal found 2/20$262
This Delta deal was found by Cheapflights users on 2/20. 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 4/17:15 amRDU - SEA
Nonstop6h 06mDelta
Sun 4/612:49 amSEA - RDU
1 stop6h 55mDelta
Deal found 2/20$267
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/139:34 pmRDU - SEA
3 stops24h 28mSpirit Airlines
Tue 3/187:57 pmSEA - RDU
3 stops21h 51mSpirit Airlines
Deal found 2/20$268
This CheapOair deal was found by Cheapflights users on 2/20. 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.
Mon 4/285:49 pmRDU - SEA
1 stop9h 55mFrontier
Thu 5/112:21 pmSEA - RDU
1 stop25h 07mFrontier
Deal found 2/20$270
This American Airlines deal was found by Cheapflights users on 2/19. 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.
Sun 3/912:50 pmRDU - SEA
1 stop9h 25mAmerican Airlines
Fri 3/1411:14 pmSEA - RDU
1 stop9h 44mAmerican Airlines
Deal found 2/19$272
This Alaska Airlines deal was found by Cheapflights users on 2/19. 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.
Wed 4/237:20 amRDU - SEA
Nonstop5h 53mAlaska Airlines
Sun 5/119:45 pmSEA - RDU
Nonstop5h 15mAlaska Airlines
Deal found 2/19$282
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Fri 4/46:05 amRDU - SEA
1 stop8h 43mUnited Airlines
Mon 4/711:59 pmSEA - RDU
1 stop8h 30mUnited Airlines
Deal found 2/20$288
This JetBlue deal was found by Cheapflights users on 2/20. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/41:13 pmRDU - SEA
1 stop12h 25mJetBlue
Mon 3/1011:48 pmSEA - RDU
1 stop9h 39mJetBlue
Deal found 2/20$297
This Southwest deal was found by Cheapflights users on 2/20. 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.
Tue 3/112:55 pmRDU - SEA
2 stops11h 50mSouthwest
Tue 3/186:40 amSEA - RDU
1 stop8h 15mSouthwest
Deal found 2/20$312
This Booking.com deal was found by Cheapflights users on 2/20. 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 5/237:35 pmRDU - SEA
1 stop15h 09mSun Country Air
Thu 5/2911:59 pmSEA - RDU
1 stop14h 31mSun Country Air
Deal found 2/20$340

Find flights from Raleigh to Seattle within your budget

Customize your flight search to find flights from Raleigh to Seattle 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 February 20, 2025.

Fly from

Raleigh

Fly to

Seattle

Route

Depart

Return

Price

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Thu 4/24

12:06 pm-5:19 pm

1 stop8h 13m

Seattle/Tacoma Intl

Sat 5/3

6:00 am-4:28 pm

1 stop7h 28m

$262

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Tue 4/1

7:15 am-10:21 am

Nonstop6h 06m

Seattle/Tacoma Intl

Sun 4/6

12:49 am-10:44 am

1 stop6h 55m

$267

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Thu 3/13

9:34 pm-7:02 pm

3 stops24h 28m

Seattle/Tacoma Intl

Tue 3/18

7:57 pm-8:48 pm

3 stops21h 51m

$268

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Mon 4/28

5:49 pm-12:44 am

1 stop9h 55m

Seattle/Tacoma Intl

Thu 5/1

12:21 pm-4:28 pm

1 stop25h 07m

$270

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Sun 3/9

12:50 pm-7:15 pm

1 stop9h 25m

Seattle/Tacoma Intl

Fri 3/14

11:14 pm-11:58 am

1 stop9h 44m

$272

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Wed 4/23

7:20 am-10:13 am

Nonstop5h 53m

Seattle/Tacoma Intl

Sun 5/11

9:45 pm-6:00 am

Nonstop5h 15m

$282

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Fri 4/4

6:05 am-11:48 am

1 stop8h 43m

Seattle/Tacoma Intl

Mon 4/7

11:59 pm-11:29 am

1 stop8h 30m

$288

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Tue 3/4

1:13 pm-10:38 pm

1 stop12h 25m

Seattle/Tacoma Intl

Mon 3/10

11:48 pm-12:27 pm

1 stop9h 39m

$297

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Tue 3/11

2:55 pm-11:45 pm

2 stops11h 50m

Seattle/Tacoma Intl

Tue 3/18

6:40 am-5:55 pm

1 stop8h 15m

$312

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Thu 3/6

5:50 pm-9:00 pm

Nonstop6h 10m

Seattle/Tacoma Intl

Mon 3/10

8:45 am-4:50 pm

Nonstop5h 05m

$497

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 20 results
1
2

Compare providers for flights from Raleigh to Seattle

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 Raleigh to Seattle in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust 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 Raleigh-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Raleigh-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Raleigh-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Raleigh-Seattle 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 Raleigh-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Raleigh to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Raleigh 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.

Travel insights for flights from Raleigh to Seattle

Get recent, data-driven insights about flights from Raleigh to Seattle including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Raleigh to Seattle. Price data was last updated on February 14, 2025.

Booking 37 days in advance of your planned departure date is, on average, the best time to get cheap flights from Raleigh to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Raleigh to Seattle (average of $238). Flying from Raleigh to Seattle in July is currently the most expensive (average of $411). 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 RDU to SEA?

Find hourly flight availability from Raleigh to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

When flying from Raleigh to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 49% versus a flight in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from Raleigh to Seattle. Price data was last updated on February 16, 2025.

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

Weekly flight availability from Raleigh to Seattle

Explore weekly flight availability from Raleigh to Seattle. 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 February 20, 2025.

The most flights from RDU to SEA are scheduled on a Tuesday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated February 20, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from Raleigh to Seattle to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,692 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,220 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Hawaiian Airlines
7.9
Good
2,317 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

JetBlue
7.4
Good
3,070 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Overall

8.1

Food

7.1

Crew

8.7

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Raleigh to Seattle. 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 Raleigh to Seattle?

    If you book a flight from Raleigh to Seattle, you will be flying from Raleigh-Durham to Seattle/Tacoma Intl. Flights to Seattle/Tacoma Intl (SEA) from Raleigh-Durham (RDU) take 5h 53m for a nonstop flight. There are 5 flights from Raleigh-Durham to Seattle per day from 7 airlines.

  • How popular is this Raleigh to Seattle flight route?

    The Raleigh-Durham to Seattle/Tacoma Intl flight path was viewed by 33 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Currently priced at $267, Delta will fly you from Raleigh to Seattle and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Spirit Airlines and Frontier - these airlines can fly you to your destination from $268 and $270, respectively. Users have found that Delta is 30% cheaper than the other options available to this destination.

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

    The cheapest airlines for a one-way flight from Raleigh to Seattle are Delta ($129), American Airlines ($134), and Spirit Airlines ($135).

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Raleigh to Seattle on time: Delta (85%), Korean Air (84%), Air Tahiti Nui (81%).

  • What are the cheapest flights from Raleigh to Seattle?

    Looking at all options, your cheapest flight can be booked for $138. While the most popular route (Raleigh-Durham - Seattle/Tacoma Intl) can be booked for $196 on average our data indicates $904 when flying from Raleigh to Seattle.

  • Where are the most common layover locations when flying from Raleigh to Seattle?

    Flights departing from Raleigh and landing in Seattle layover in Denver most frequently.

  • What are some popular things to do or see while on a layover in Denver?

    If you're on a layover in Denver and looking for things to do, consider visiting Coors Field, 16th Street Mall, or Paramount Theatre. Coors Field, 16th Street Mall, and Paramount Theatre are located about 18.4 mi, 18.7 mi, and 18.6 mi, respectively from Denver Intl. Travelers in need of a car in Denver can rent one for about $47 per day.

  • Where are the least popular layover locations for Raleigh to Seattle flights?

    The least popular layover on flights from Raleigh to Seattle is Charlotte.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Raleigh to Seattle 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 Raleigh to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Raleigh to Seattle (average of $238). Flying from Raleigh to Seattle in July is currently the most expensive (average of $411). 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
SeaTac
Tukwila
Renton
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Federal Way
Centralia
Marysville
Cle Elum
Mukilteo
Aberdeen
Lakewood
Issaquah
Shoreline
Lynnwood
Shelton
Silverdale

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Alternative routes for Raleigh to Seattle

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Top 7 airlines flying from Raleigh to Seattle

Discover the top 7 airlines that operate flights from Raleigh to Seattle. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$127Average$213FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$157Average$325FlexibilityNo cancel feeOn-time83%
United AirlinesCheapest$168Average$420FlexibilityNo cancel feeOn-time69%
DeltaCheapest$196Average$407FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$211Average$444FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$276Average$413FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$321Average$481FlexibilityNo cancel feeOn-time63%
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