HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$140+ Cheap flights from Durham, NC to Seattle (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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SEA
ene. 15 — ene. 221
jue. 1/15
jue. 1/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Durham to Seattle with Cheapflights

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”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Durham to Seattle/Tacoma Intl are usually found in January or February, booked 32 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Durham to Seattle

Cheapest flights from Durham to Seattle
Explore the most affordable flight options available from Durham to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 16, 2025.

This United Airlines deal was found by Cheapflights users on 12/13. 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.
mié. 12/246:05 pmRDU - SEA
1 stop9h 54mUnited Airlines
dom. 1/185:00 amSEA - RDU
1 stop7h 05mUnited Airlines
Deal found 12/13$367
This United Airlines deal was found by Cheapflights users on 12/15. 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.
mié. 12/316:05 pmRDU - SEA
1 stop9h 54mUnited Airlines
dom. 1/411:59 pmSEA - RDU
1 stop7h 33mUnited Airlines
Deal found 12/15$422
This Gotogate deal was found by Cheapflights users on 12/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/205:20 pmRDU - SEA
1 stop22h 10mFrontier
dom. 1/42:54 pmSEA - RDU
1 stop24h 47mFrontier
Deal found 12/14$461
This United Airlines deal was found by Cheapflights users on 12/15. 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.
jue. 12/256:05 pmRDU - SEA
1 stop9h 54mUnited Airlines
mié. 12/3111:59 pmSEA - RDU
1 stop8h 22mUnited Airlines
Deal found 12/15$465
This Kiwi.com deal was found by Cheapflights users on 12/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/247:28 amRDU - SEA
Nonstop6h 04mAlaska Airlines
dom. 1/1810:00 amSEA - RDU
Nonstop5h 04mAlaska Airlines
Deal found 12/13$482
This Alaska Airlines deal was found by Cheapflights users on 12/13. 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.
sáb. 12/207:05 pmRDU - SEA
Nonstop5h 59mAlaska Airlines
lun. 1/510:04 pmSEA - RDU
Nonstop5h 01mAlaska Airlines
Deal found 12/13$488
This United Airlines deal was found by Cheapflights users on 12/16. 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.
mié. 12/246:05 pmRDU - SEA
1 stop9h 54mUnited Airlines
jue. 1/15:54 pmSEA - RDU
1 stop8h 22mUnited Airlines
Deal found 12/16$497
This Delta deal was found by Cheapflights users on 12/15. 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.
lun. 12/2212:51 pmRDU - SEA
1 stop10h 52mDelta
dom. 1/113:59 pmSEA - RDU
Nonstop4h 54mDelta
Deal found 12/15$498
This United Airlines deal was found by Cheapflights users on 12/16. 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.
jue. 12/256:00 amRDU - SEA
2 stops10h 58mUnited Airlines
jue. 1/15:54 pmSEA - RDU
1 stop8h 22mUnited Airlines
Deal found 12/16$502

Find flight deals from Durham to Seattle

Keep the following information in mind while searching for Durham to Seattle flight deals. Data was last updated diciembre 16, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$209
(Delta)

One-way from

$140
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$479
Provider with most accurate pricing for Raleigh-Durham-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Raleigh-Durham-Seattle/Tacoma Intl flights.
Search Deals
From Durham to Seattle/Tacoma Intl
Search Deals
One-way flight from Durham to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($65 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Durham 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 diciembre 16, 2025.
Use the filters below to find and compare flights from Durham to Seattle that are best for you.

Fly from

Durham

Fly to

Seattle

Route

Depart

Return

Price

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

dom. 2/15

7:36 am-10:42 am

Nonstop6h 06m

Seattle/Tacoma Intl

sáb. 2/21

6:00 am-4:16 pm

1 stop7h 16m

$209

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

mar. 2/3

4:49 pm-11:15 pm

1 stop9h 26m

Seattle/Tacoma Intl

mié. 2/11

3:59 pm-11:53 pm

Nonstop4h 54m

$209

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

vie. 3/13

6:45 pm-11:51 pm

1 stop8h 06m

Seattle/Tacoma Intl

vie. 3/20

3:55 pm-11:46 pm

Nonstop4h 51m

$209

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

mié. 1/21

3:04 pm-11:15 pm

1 stop11h 11m

Seattle/Tacoma Intl

dom. 1/25

3:59 pm-11:53 pm

Nonstop4h 54m

$209

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

jue. 1/8

7:00 am-12:33 pm

1 stop8h 33m

Seattle/Tacoma Intl

mié. 1/14

1:38 pm-11:48 pm

1 stop7h 10m

$219

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

mié. 2/11

2:10 pm-8:00 pm

1 stop8h 50m

Seattle/Tacoma Intl

mié. 2/18

9:35 am-11:49 pm

1 stop11h 14m

$219

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

mar. 2/10

10:20 am-6:14 pm

2 stops10h 54m

Seattle/Tacoma Intl

mié. 2/18

12:55 pm-10:42 pm

1 stop6h 47m

$242

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

mié. 1/14

10:20 am-6:26 pm

2 stops11h 06m

Seattle/Tacoma Intl

mar. 1/20

7:00 am-5:04 pm

1 stop7h 04m

$242

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

mié. 2/25

7:36 am-10:42 am

Nonstop6h 06m

Seattle/Tacoma Intl

dom. 3/1

3:55 pm-11:47 pm

Nonstop4h 52m

$243

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

jue. 1/15

6:15 am-11:32 am

1 stop8h 17m

Seattle/Tacoma Intl

mar. 1/20

8:10 am-6:52 pm

1 stop7h 42m

$247

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 24 results
1
2
3

Best time to book a flight from Durham to Seattle

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

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

Use this chart to determine the optimal time to book a round-trip flight from Durham to Seattle. Price data was last updated on December 12, 2025.

To ensure you get the cheapest price possible for a flight from Durham to Seattle, you should look to book at least 32 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Durham to Seattle (average of $69). Flying from Durham to Seattle in June is currently the most expensive (average of $246). 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 DU8 to SEA?

Find hourly flight availability from Durham 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 diciembre 16, 2025.

A simple way to save on the total cost of your ticket is to fly from Durham to Seattle at noon. If you’re flexible enough to do this you can expect to save up to 44% on your trip compared to booking a flight in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Durham to Seattle. Price data was last updated on December 16, 2024.

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

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 diciembre 16, 2025.
Read through reviews of airlines operating flights from Durham to Seattle, such as Alaska Airlines, Delta, and Hawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,465 reviews

Comfort

7.8

Overall

8.0

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
11,465 reviews
Alaska Airlines
8.0
Very good
11,465 reviews

Comfort

7.8

Overall

8.0

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Delta
7.9
Good
8,009 reviews
Alaska Airlines
8.0
Very good
11,465 reviews

Comfort

7.8

Overall

8.0

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Hawaiian Airlines
7.8
Good
2,819 reviews
Alaska Airlines
8.0
Very good
11,465 reviews

Comfort

7.8

Overall

8.0

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
American Airlines
7.2
Good
11,047 reviews
Alaska Airlines
8.0
Very good
11,465 reviews

Comfort

7.8

Overall

8.0

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Frontier
5.8
Fair
3,082 reviews
Alaska Airlines
8.0
Very good
11,465 reviews

Comfort

7.8

Overall

8.0

Entertainment

7.0

Food

7.1

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

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

  • What airport do you fly into for flights to Seattle from Durham?

    For a flight from Durham to Seattle, you will be flying into Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 2 inbound flights from Durham per day. 7 airlines have flights to Seattle/Tacoma Intl from Durham on a regular basis.

  • How popular is this Durham to Seattle flight route?

    Flights from Durham to Seattle/Tacoma Intl have been viewed 62 times in the past calendar month.

  • How long is the flight from Durham to Seattle?

    A quick flight from Durham to Seattle can take about 6h 06m. Delta provides one of the quickest options available for as low as $209. Airlines will cover a distance of 2347 mi. All flights are typically nonstop.

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

    $99 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $128 and $128, respectively.

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

    Before booking your flight to Seattle from Durham, check out the most reliable airlines to get you to your destination on time: Delta (75%), Korean Air (75%), Alaska Airlines( 73%).

  • What are the cheapest flights from Durham to Seattle?

    While on average a flight from Durham to Seattle is generally $1,039, our data shows the cheapest flight currently is $119. When looking at the most popular route, (Raleigh-Durham - Seattle/Tacoma Intl), you can expect to pay $189 for that flight.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Durham to Seattle (average of $69). Flying from Durham to Seattle in June is currently the most expensive (average of $246). 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 Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Edmonds
Lynnwood
Renton
Puyallup
Kirkland
Kent
Tukwila
Cle Elum
Marysville
Leavenworth
Fife
Aberdeen
Shoreline
Centralia
Federal Way

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Durham to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Raleigh to Seattle flights
Charlotte to Seattle flights
Charlotte to Portland flights
Knoxville to Seattle flights
Norfolk to Seattle flights
Raleigh to Portland flights
Wilmington to Seattle flights
Asheville to Seattle flights
Norfolk to Portland flights
Greensboro to Seattle flights
Greensboro to Portland flights
Fayetteville to Seattle flights
Asheville to Portland flights
Knoxville to Portland flights
Charlotte to Spokane flights
Myrtle Beach to Seattle flights
Blountville to Seattle flights
Raleigh to Spokane flights
Wilmington to Portland flights
Raleigh to Pasco flights
Myrtle Beach to Portland flights
Knoxville to Spokane flights
Charlotte to Pasco flights
Fayetteville to Portland flights
Greensboro to Spokane flights
Wilmington to Spokane flights
Norfolk to Spokane flights
Asheville to Spokane flights
Blountville to Spokane flights
Jacksonville to Seattle flights
Greensboro to Pasco flights
Jacksonville to Portland flights
Greenville to Seattle flights
Knoxville to Pasco flights
Raleigh to Bellingham flights
Raleigh to Walla Walla flights
Blountville to Portland flights
New Bern to Seattle flights
Norfolk to Pasco flights
New Bern to Portland flights
Raleigh to Pullman flights
Fayetteville to Pullman flights
Greensboro to Pullman flights
Raleigh to Wenatchee flights
New Bern to Spokane flights
Charlotte to Yakima flights
Charlotte to Pullman flights
Norfolk to Walla Walla flights
Knoxville to Walla Walla flights
Charlotte to Walla Walla flights

Top 7 airlines flying from Durham to Seattle

Discover the top 7 airlines that operate flights from Durham 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 diciembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$151Average$392FlexibilityNo cancel feeOn-time85%
FrontierCheapest$157Average$270FlexibilityNo cancel feeOn-time62%
DeltaCheapest$199Average$433FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$214Average$378FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$236Average$431FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$255Average$448FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$276Average$486FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.