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Durham

Cheap flights from Seattle (SEA) to Durham, NC

SEA — RDU
Nov 1 — Nov 81
Sun 11/1
Sun 11/8
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Durham are usually found in February or January, booked 68 days in advance, depart on a Tuesday or Saturday and return on a Thursday

Find flight deals from Seattle to Durham

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

June

Cheapest in

February

Average price

$401
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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Highest demand for flights based on searches. 17% potential increase in price ($90 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 October 2026
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Cheapflights Insights

Everything you need to know about your flight from Seattle to Durham

What is the cheapest time of day to fly from SEA to DU8?

A simple way to save on the total cost of your ticket is to fly from Seattle to Durham in the afternoon. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight in the morning.

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

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

Reviews of airlines servicing Durham

Read through reviews of airlines operating flights from Seattle to Durham, such as Southwest,Alaska Airlines, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,211 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Edward,Sep 2026

MCO - BWI

Changed flight which was easy. Gate Agent booked me from extra leg room seat on original flight to row 15 on new flight that did not have extra leg room - even though it was an exit row. The row in front of me with extra leg room had an empty seat.
Southwest
8.0
Very good
4,211 reviews
Southwest
8.0
Very good
4,211 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Edward,Sep 2026

MCO - BWI

Changed flight which was easy. Gate Agent booked me from extra leg room seat on original flight to row 15 on new flight that did not have extra leg room - even though it was an exit row. The row in front of me with extra leg room had an empty seat.
Alaska Airlines
7.9
Good
13,004 reviews
Southwest
8.0
Very good
4,211 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Edward,Sep 2026

MCO - BWI

Changed flight which was easy. Gate Agent booked me from extra leg room seat on original flight to row 15 on new flight that did not have extra leg room - even though it was an exit row. The row in front of me with extra leg room had an empty seat.
Delta
7.8
Good
8,619 reviews
Southwest
8.0
Very good
4,211 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Edward,Sep 2026

MCO - BWI

Changed flight which was easy. Gate Agent booked me from extra leg room seat on original flight to row 15 on new flight that did not have extra leg room - even though it was an exit row. The row in front of me with extra leg room had an empty seat.
United Airlines
7.4
Good
10,275 reviews
Southwest
8.0
Very good
4,211 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Edward,Sep 2026

MCO - BWI

Changed flight which was easy. Gate Agent booked me from extra leg room seat on original flight to row 15 on new flight that did not have extra leg room - even though it was an exit row. The row in front of me with extra leg room had an empty seat.
American Airlines
7.0
Good
12,110 reviews
Southwest
8.0
Very good
4,211 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Edward,Sep 2026

MCO - BWI

Changed flight which was easy. Gate Agent booked me from extra leg room seat on original flight to row 15 on new flight that did not have extra leg room - even though it was an exit row. The row in front of me with extra leg room had an empty seat.

Related info for your journey

  • 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 2 daily outbound flights to Durham from 6 different airlines.

  • How popular is this Seattle to Durham flight route?

    The Seattle/Tacoma Intl to Durham flight path was viewed by 4 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 $118 on United Airlines. Other airlines that offer cheap prices include Alaska Airlines from $119 and Delta from $139 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 Cathay Pacific (100%), Finnair (93%) or Alaska Airlines (89%) 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 $486 for a flight from Seattle to Durham. The cheapest flight overall is $148 while the most popular route, (Seattle/Tacoma Intl - Raleigh-Durham) is currently priced at $402.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top 6 airlines flying from Seattle to Durham

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$159Average$432FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$168Average$413FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$200Average$466FlexibilityNo cancel feeOn-time75%
FrontierCheapest$201Average$272FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$256Average$519FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$276Average$422FlexibilityNo cancel feeOn-time63%

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