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$159+ 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SEA
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Durham to Seattle/Tacoma Intl are usually found in January or February, booked 45 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Durham to Seattle

Keep the following information in mind while searching for Durham to Seattle flight deals. Data was last updated septiembre 15, 2025.

Round-trip from

$190
(Kiwi.com)

One-way from

$159
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$342
From Durham to Seattle/Tacoma Intl
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One-way flight from Durham to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 15% potential increase in price ($70 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 September 2025
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Find 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 septiembre 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/45:20 pmRDU - SEA
1 stop20h 36mFrontier
dom. 12/77:05 pmSEA - RDU
1 stop18h 20mFrontier
Deal found 9/15$190
This Frontier deal was found by Cheapflights users on 9/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/265:23 pmRDU - SEA
1 stop10h 07mFrontier
vie. 10/36:12 amSEA - RDU
1 stop7h 16mFrontier
Deal found 9/13$204
This Flightnetwork deal was found by Cheapflights users on 9/14. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/305:21 pmRDU - SEA
1 stop21h 52mFrontier
jue. 11/61:08 pmSEA - RDU
1 stop24h 28mFrontier
Deal found 9/14$206
This Booking.com deal was found by Cheapflights users on 9/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/35:21 pmRDU - SEA
1 stop21h 52mFrontier
sáb. 11/812:58 pmSEA - RDU
1 stop24h 38mFrontier
Deal found 9/15$207
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/295:23 pmRDU - SEA
1 stop10h 07mFrontier
mié. 10/17:00 amSEA - RDU
2 stops21h 49mFrontier
Deal found 9/15$209
This Southwest deal was found by Cheapflights users on 9/12. 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.
mié. 10/297:40 amRDU - SEA
1 stop10h 25mSouthwest
mar. 11/45:40 amSEA - RDU
1 stop7h 00mSouthwest
Deal found 9/12$210
This CheapOair deal was found by Cheapflights users on 9/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/35:23 pmRDU - SEA
1 stop10h 07mFrontier
dom. 10/56:12 amSEA - RDU
2 stops29h 38mFrontier
Deal found 9/13$212
This Frontier deal was found by Cheapflights users on 9/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/255:10 pmRDU - SEA
2 stops17h 23mFrontier
sáb. 11/112:58 pmSEA - RDU
1 stop25h 38mFrontier
Deal found 9/13$214
This Booking.com deal was found by Cheapflights users on 9/13. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/175:39 pmRDU - SEA
1 stop21h 28mFrontier
vie. 10/242:31 pmSEA - RDU
1 stop23h 33mFrontier
Deal found 9/13$218

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 septiembre 15, 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

mié. 10/22

7:15 am-10:14 am

Nonstop5h 59m

Seattle/Tacoma Intl

sáb. 10/25

10:00 pm-5:58 am

Nonstop4h 58m

$257

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

mié. 10/22

5:39 pm-8:30 pm

Nonstop5h 51m

Seattle/Tacoma Intl

mar. 10/28

9:10 am-5:14 pm

Nonstop5h 04m

$257

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

mar. 10/7

10:00 am-3:45 pm

1 stop8h 45m

Seattle/Tacoma Intl

sáb. 10/11

10:25 am-10:14 pm

1 stop8h 49m

$257

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

sáb. 11/15

7:04 am-10:15 am

Nonstop6h 11m

Seattle/Tacoma Intl

mié. 11/19

3:59 pm-11:58 pm

Nonstop4h 59m

$257

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

sáb. 11/15

3:05 pm-10:45 pm

2 stops10h 40m

Seattle/Tacoma Intl

mié. 11/19

7:00 am-5:23 pm

1 stop7h 23m

$262

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

sáb. 11/15

6:30 am-4:50 pm

2 stops13h 20m

Seattle/Tacoma Intl

jue. 11/20

5:40 am-3:40 pm

1 stop7h 00m

$289

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

jue. 11/13

6:14 pm-9:21 pm

Nonstop6h 07m

Seattle/Tacoma Intl

dom. 11/16

9:10 am-5:14 pm

Nonstop5h 04m

$297

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

jue. 11/6

7:15 am-10:14 am

Nonstop5h 59m

Seattle/Tacoma Intl

lun. 11/10

3:59 pm-11:58 pm

Nonstop4h 59m

$297

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

vie. 10/17

7:15 am-10:14 am

Nonstop5h 59m

Seattle/Tacoma Intl

sáb. 10/25

10:00 pm-5:58 am

Nonstop4h 58m

$302

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

mar. 10/7

7:15 am-10:14 am

Nonstop5h 59m

Seattle/Tacoma Intl

sáb. 10/11

10:00 pm-5:58 am

Nonstop4h 58m

$302

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 23 results
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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 September 12, 2025.

To ensure you get the cheapest price possible for a flight from Durham to Seattle, you should look to book at least 45 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, January is the cheapest month in which you can book a flight from Durham to Seattle (average of $238). Flying from Durham to Seattle in June is currently the most expensive (average of $387). 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 septiembre 15, 2025.

When flying from Durham to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 Tuesday evenings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Durham to Seattle

Explore weekly flight availability from Durham 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 septiembre 15, 2025.

The most flights from DU8 to SEA are scheduled on a Friday (9 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost to fly round-trip from Durham to Seattle?

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 septiembre 15, 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
10,000 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Delta
8.0
Very good
7,954 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Hawaiian Airlines
7.8
Good
2,723 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Frontier
5.8
Fair
3,172 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

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 6 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 68 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 5h 51m. Delta provides one of the quickest options available for as low as $257. Airlines will cover a distance of 2347 mi. This flight may include one or multiple stops.

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

    $164 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $167 and $169, 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 (95%), Korean Air (95%), Finnair( 66%).

  • What are the cheapest flights from Durham to Seattle?

    While on average a flight from Durham to Seattle is generally $1,199, our data shows the cheapest flight currently is $142. When looking at the most popular route, (Raleigh-Durham - Seattle/Tacoma Intl), you can expect to pay $164 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, January is the cheapest month in which you can book a flight from Durham to Seattle (average of $238). Flying from Durham to Seattle in June is currently the most expensive (average of $387). 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
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Tukwila
Tacoma
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Shoreline

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Alternative routes for Durham to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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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 septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$129Average$261FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$151Average$393FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$178Average$441FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$214Average$380FlexibilityNo cancel feeOn-time63%
DeltaCheapest$230Average$432FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$269Average$453FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$276Average$479FlexibilityNo cancel feeOn-time71%

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