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$139+ Cheap flights from Seattle (SEA) to Durham, NC

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — RDU
Mar 13 — Mar 201
Thu 3/13
Thu 3/20
1 adult, Economy
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The best prices from Seattle/Tacoma Intl to Durham are usually found in January or February, booked 88 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Seattle to Durham

Keep the following information in mind while searching for Seattle to Durham flight deals. Data was last updated March 8, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$272
(Alaska Airlines)

One-way from

$139
(American Airlines)

Popular in

July

Cheapest in

January

Average price

$386
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 Durham
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One-way flight from Seattle/Tacoma Intl to Durham
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Highest demand for flights based on searches. 13% potential increase in price ($63 potential increase over avg. RT price).
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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 March 2025
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Find flight deals from Seattle to Durham

Cheapest flights from Seattle to Durham
Explore the most affordable flight options available from Seattle to Durham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 8, 2025.

This United Airlines deal was found by Cheapflights users on 3/7. 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.
Thu 4/312:46 pmSEA - RDU
1 stop8h 11mUnited Airlines
Tue 4/152:55 pmRDU - SEA
2 stops10h 48mUnited Airlines
Deal found 3/7$272
This CheapOair deal was found by Cheapflights users on 3/7. 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.
Wed 4/2312:30 pmSEA - RDU
2 stops19h 04mMultiple Airlines
Sun 5/45:28 pmRDU - SEA
1 stop10h 16mMultiple Airlines
Deal found 3/7$276
This American Airlines deal was found by Cheapflights users on 3/7. 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 4/111:25 amSEA - RDU
1 stop8h 26mAmerican Airlines
Sat 4/56:00 pmRDU - SEA
1 stop8h 09mAmerican Airlines
Deal found 3/7$277
This CheapOair deal was found by Cheapflights users on 3/7. 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 4/54:22 pmSEA - RDU
1 stop23h 20mFrontier
Wed 4/95:24 pmRDU - SEA
1 stop21h 32mFrontier
Deal found 3/7$280
This Mytrip deal was found by Cheapflights users on 3/7. 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.
Tue 4/18:04 pmSEA - RDU
3 stops21h 44mSpirit Airlines
Sat 4/51:24 pmRDU - SEA
3 stops46h 19mSpirit Airlines
Deal found 3/7$281
This Delta deal was found by Cheapflights users on 3/7. 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 4/93:20 pmSEA - RDU
Nonstop4h 51mDelta
Thu 4/247:20 amRDU - SEA
Nonstop6h 03mDelta
Deal found 3/7$282
This Hawaiian Airlines deal was found by Cheapflights users on 3/6. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/259:45 pmSEA - RDU
Nonstop5h 15mHawaiian Airlines
Sat 4/267:20 amRDU - SEA
Nonstop5h 53mHawaiian Airlines
Deal found 3/6$301
This Southwest deal was found by Cheapflights users on 3/7. 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.
Sat 3/296:35 amSEA - RDU
1 stop8h 40mSouthwest
Sat 4/57:25 pmRDU - SEA
1 stop8h 25mSouthwest
Deal found 3/7$302
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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.
Fri 5/29:45 pmSEA - RDU
Nonstop5h 15mAlaska Airlines
Fri 5/96:05 pmRDU - SEA
Nonstop5h 55mAlaska Airlines
Deal found 3/7$307
This Sun Country Air deal was found by Cheapflights users on 3/7. 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 7/1011:59 pmSEA - RDU
1 stop14h 42mSun Country Air
Sun 7/134:30 pmRDU - SEA
1 stop9h 20mSun Country Air
Deal found 3/7$355

Find flights from Seattle to Durham within your budget

Customize your flight search to find flights from Seattle to Durham 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 March 8, 2025.

Fly from

Seattle

Fly to

Durham

Route

Depart

Return

Price

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Thu 4/24

9:45 pm-6:00 am

Nonstop5h 15m

Raleigh-Durham

Tue 5/6

7:20 am-10:13 am

Nonstop5h 53m

$272

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Thu 5/1

9:45 pm-6:00 am

Nonstop5h 15m

Raleigh-Durham

Tue 5/13

8:43 pm-12:42 pm

2 stops18h 59m

$274

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Tue 3/25

9:48 am-8:48 pm

3 stops32h 00m

Raleigh-Durham

Wed 4/2

1:24 pm-8:43 am

3 stops46h 19m

$278

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Sun 4/20

1:56 pm-4:35 pm

1 stop23h 39m

Raleigh-Durham

Sun 4/27

5:49 pm-11:35 am

1 stop20h 46m

$279

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Sat 3/29

3:20 pm-11:12 pm

Nonstop4h 52m

Raleigh-Durham

Sat 4/5

7:15 am-10:18 am

Nonstop6h 03m

$287

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Fri 4/25

11:59 pm-10:55 am

1 stop7h 56m

Raleigh-Durham

Tue 4/29

12:49 pm-7:25 pm

1 stop9h 36m

$292

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Wed 4/2

8:50 am-10:13 pm

2 stops10h 23m

Raleigh-Durham

Sat 4/5

4:06 pm-9:02 pm

1 stop7h 56m

$293

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Thu 4/24

9:45 pm-6:00 am

Nonstop5h 15m

Raleigh-Durham

Sun 4/27

7:20 am-10:13 am

Nonstop5h 53m

$307

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Wed 4/9

7:35 am-10:45 pm

1 stop12h 10m

Raleigh-Durham

Tue 4/22

4:35 pm-11:30 pm

2 stops9h 55m

$348

SeattleRaleigh

SEA - RDU

SEARDU

Seattle/Tacoma Intl

Wed 4/16

6:58 am-6:25 pm

1 stop8h 27m

$139

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 20 results
1
2

Best time to book a flight from Seattle to Durham

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

Travel insights for flights from Seattle to Durham

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

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Durham. Price data was last updated on March 7, 2025.

The best time to book flights from Seattle to Durham is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Seattle to Durham (average of $206). Flying from Seattle to Durham in March is currently the most expensive (average of $316). 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 DU8?

Find hourly flight availability from Seattle to Durham. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 8, 2025.

When flying from Seattle to Durham, 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 Seattle to Durham?

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

Travelers seeking maximum savings on their Seattle to Durham flight should consider departing on Tuesday afternoons 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.

Rainfall in Durham by month

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

In terms of precipitation, rainfall in Durham ranges from 2.9 - 4.7 inches per month. July is typically the wettest month, when rainfall can reach 4.7 in. April is typically the driest time to visit Durham when rainfall is around 2.9 in.

Temperature in Durham by month

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

If weather is an important factor for your trip to Durham, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Durham

Get insights into the airlines that provide service to Durham. 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 Durham. Reviews last updated March 8, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines and Delta from Seattle to Durham by reading reviews from past customers. 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
4,314 reviews

Crew

8.7

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Southwest
8.1
Very good
4,314 reviews
Southwest
8.1
Very good
4,314 reviews

Crew

8.7

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Alaska Airlines
8.0
Very good
9,716 reviews
Southwest
8.1
Very good
4,314 reviews

Crew

8.7

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Delta
8.0
Very good
8,024 reviews
Southwest
8.1
Very good
4,314 reviews

Crew

8.7

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Hawaiian Airlines
7.9
Good
2,316 reviews
Southwest
8.1
Very good
4,314 reviews

Crew

8.7

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

United Airlines
7.4
Good
8,649 reviews
Southwest
8.1
Very good
4,314 reviews

Crew

8.7

Boarding

8.2

Food

7.1

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

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

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Durham from Seattle. Booking flights from Seattle/Tacoma Intl (SEA) to Durham should be relatively easy as there are 3 daily outbound flights to Durham from 7 different airlines.

  • How popular is this Seattle to Durham flight route?

    The Seattle/Tacoma Intl to Durham flight path was viewed by 25 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 to fly from Seattle to Durham one-way?

    One-way options have recently been found by users for as low as $139 on American Airlines. Other airlines that offer cheap prices include Spirit Airlines from $141 and United Airlines from $144 one-way.

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

    No one likes to see their flight delayed. When booking a flight from Seattle to Durham consider choosing KLM (100%), Alaska Airlines (95%) or Delta (92%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seattle to Durham?

    On average you can expect to pay $311 for a flight from Seattle to Durham. The cheapest flight overall is $138 while the most popular route, (Seattle/Tacoma Intl - Raleigh-Durham) is currently priced at $210.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Seattle to Durham (average of $206). Flying from Seattle to Durham in March is currently the most expensive (average of $316). 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

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Top 7 airlines flying from Seattle to Durham

Discover the top 7 airlines that operate flights from Seattle to Durham. 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 March 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$148Average$293FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$213Average$469FlexibilityNo cancel feeOn-time69%
DeltaCheapest$221Average$506FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$256Average$452FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$266Average$513FlexibilityNo cancel feeOn-time71%
Sun Country AirCheapest$284Average$328FlexibilityNo cancel feeOn-time83%
SouthwestCheapest$306Average$407FlexibilityNo cancel feeOn-time63%
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