$86+ 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SEA
May 3 — May 101
Round-trip
1 adult, Economy
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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 February or January, booked 65 days in advance, depart on a Thursday or Friday and return on a Wednesday
Cheap flight deals from Durham to Seattle
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Best
Last-minute
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Cheapest flights from Durham to SeattleExplore 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 April 3, 2026.
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 April 3, 2026.
This Expedia deal was found by Cheapflights users on 3/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/209:49 pm
RDU
- SEA
1 stop14h 38m
Frontier
Sat 4/257:12 pm
SEA
- RDU
1 stop22h 52m
Frontier
Deal found 3/29![Frontier logo]()
$206
This Frontier deal was found by Cheapflights users on 4/1. 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.
Fri 5/19:49 pm
RDU
- SEA
1 stop14h 38m
Frontier
Mon 5/47:12 pm
SEA
- RDU
1 stop13h 19m
Frontier
Deal found 4/1![Frontier logo]()
$210
This CheapOair deal was found by Cheapflights users on 3/31. 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 4/209:49 pm
RDU
- SEA
1 stop14h 38m
Frontier
Fri 4/247:12 pm
SEA
- RDU
1 stop22h 52m
Frontier
Deal found 3/31![Frontier logo]()
$216
This CheapOair deal was found by Cheapflights users on 3/31. 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 5/612:26 pm
RDU
- SEA
1 stop24h 23m
Frontier
Tue 5/127:50 pm
SEA
- RDU
1 stop12h 41m
Frontier
Deal found 3/31![Frontier logo]()
$221
This CheapOair deal was found by Cheapflights users on 3/30. 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.
Fri 4/179:49 pm
RDU
- SEA
1 stop14h 38m
Frontier
Tue 4/287:12 pm
SEA
- RDU
1 stop19h 10m
Frontier
Deal found 3/30![Frontier logo]()
$222
This Booking.com deal was found by Cheapflights users on 3/30. 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.
Mon 4/136:43 pm
RDU
- SEA
1 stop17h 44m
Frontier
Thu 4/167:12 pm
SEA
- RDU
1 stop22h 52m
Frontier
Deal found 3/30![Frontier logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 3/29. 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.
Tue 4/217:35 pm
RDU
- SEA
1 stop16h 52m
Frontier
Mon 4/2710:11 pm
SEA
- RDU
2 stops22h 32m
Frontier
Deal found 3/29![Frontier logo]()
$224
This Expedia deal was found by Cheapflights users on 3/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:45 pm
RDU
- SEA
1 stop17h 04m
Frontier
Thu 5/77:50 pm
SEA
- RDU
1 stop12h 41m
Frontier
Deal found 3/31![Frontier logo]()
$226
This Southwest deal was found by Cheapflights users on 3/31. 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.
Mon 4/277:45 pm
RDU
- SEA
1 stop7h 20m
Southwest
Thu 4/305:15 am
SEA
- RDU
1 stop9h 15m
Southwest
Deal found 3/31![Southwest logo]()
$229
This Frontier deal was found by Cheapflights users on 4/1. 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.
Sun 5/39:49 pm
RDU
- SEA
1 stop14h 38m
Frontier
Fri 5/87:50 pm
SEA
- RDU
1 stop12h 41m
Frontier
Deal found 4/1![Frontier logo]()
$230
This Kiwi.com deal was found by Cheapflights users on 3/29. 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.
Tue 4/217:35 pm
RDU
- SEA
1 stop16h 52m
Frontier
Sat 4/257:12 pm
SEA
- RDU
2 stops10h 11m
Frontier
Deal found 3/29![Frontier logo]()
$232
This Southwest deal was found by Cheapflights users on 4/1. 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.
Fri 5/16:35 am
RDU
- SEA
1 stop10h 35m
Southwest
Mon 5/45:30 am
SEA
- RDU
2 stops10h 35m
Southwest
Deal found 4/1![Southwest logo]()
$234
Best flights from Durham to SeattleDiscover carefully curated flight deals from Durham to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 3, 2026.
Discover carefully curated flight deals from Durham to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 3, 2026.
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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 5/275:45 pm
RDU
- SEA
1 stop18h 40m
Alaska Airlines
Tue 6/210:13 pm
SEA
- RDU
Nonstop5h 09m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$327
This Southwest deal was found by Cheapflights users on 4/2. 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 8/1810:55 am
RDU
- SEA
2 stops10h 15m
Southwest
Sun 8/235:55 am
SEA
- RDU
1 stop9h 50m
Southwest
Deal found 4/2![Southwest logo]()
$367
This Delta deal was found by Cheapflights users on 3/29. 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.
Fri 4/176:00 am
RDU
- SEA
Nonstop5h 50m
Delta
Sat 4/254:01 pm
SEA
- RDU
Nonstop4h 58m
Delta
Deal found 3/29![Delta logo]()
$422
This United Airlines deal was found by Cheapflights users on 3/31. 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.
Wed 8/1910:42 am
RDU
- SEA
2 stops13h 39m
United Airlines
Tue 8/2510:47 am
SEA
- RDU
2 stops10h 00m
United Airlines
Deal found 3/31![United Airlines logo]()
$427
This Southwest deal was found by Cheapflights users on 3/29. 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.
Fri 9/118:25 am
RDU
- SEA
1 stop7h 50m
Southwest
Tue 9/155:20 am
SEA
- RDU
2 stops10h 30m
Southwest
Deal found 3/29![Southwest logo]()
$392
This Alaska Airlines deal was found by Cheapflights users on 4/2. 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 5/155:45 pm
RDU
- SEA
1 stop29h 43m
Alaska Airlines
Tue 5/1910:13 pm
SEA
- RDU
Nonstop5h 09m
Alaska Airlines
Deal found 4/2![Alaska Airlines logo]()
$411
This Delta deal was found by Cheapflights users on 4/3. 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.
Sat 5/306:35 am
RDU
- SEA
Nonstop5h 45m
Delta
Wed 6/103:40 pm
SEA
- RDU
Nonstop5h 02m
Delta
Deal found 4/3![Delta logo]()
$438
This Southwest deal was found by Cheapflights users on 3/29. 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.
Sun 8/2311:40 am
RDU
- SEA
1 stop8h 00m
Southwest
Mon 8/3111:05 pm
SEA
- RDU
2 stops10h 35m
Southwest
Deal found 3/29![Southwest logo]()
$422
This Alaska Airlines deal was found by Cheapflights users on 3/29. 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.
Mon 6/17:04 pm
RDU
- SEA
Nonstop5h 52m
Alaska Airlines
Wed 6/176:21 am
SEA
- RDU
1 stop8h 40m
Alaska Airlines
Deal found 3/29![Alaska Airlines logo]()
$437
This Southwest deal was found by Cheapflights users on 3/29. 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.
Mon 8/171:15 pm
RDU
- SEA
2 stops10h 30m
Southwest
Thu 8/206:15 am
SEA
- RDU
2 stops11h 35m
Southwest
Deal found 3/29![Southwest logo]()
$427
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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 7/87:08 pm
RDU
- SEA
1 stop17h 11m
Alaska Airlines
Tue 7/146:21 am
SEA
- RDU
1 stop8h 40m
Alaska Airlines
Deal found 4/1![Alaska Airlines logo]()
$443
Last-minute flights from Durham to SeattleDiscover last-minute flight deals from Durham to Seattle. Data last updated April 3, 2026 and is based on user searches.
Discover last-minute flight deals from Durham to Seattle. Data last updated April 3, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 3/30. 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.
Mon 4/136:43 pm
RDU
- SEA
1 stop17h 44m
Frontier
Thu 4/167:12 pm
SEA
- RDU
1 stop22h 52m
Frontier
Deal found 3/30![Frontier logo]()
$223
This CheapOair deal was found by Cheapflights users on 3/31. 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.
Fri 4/179:49 pm
RDU
- SEA
1 stop14h 38m
Frontier
Tue 4/217:12 pm
SEA
- RDU
1 stop19h 45m
Frontier
Deal found 3/31![Frontier logo]()
$222
This CheapOair deal was found by Cheapflights users on 3/29. 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.
Fri 4/179:49 pm
RDU
- SEA
1 stop14h 38m
Frontier
Wed 4/297:12 pm
SEA
- RDU
1 stop22h 52m
Frontier
Deal found 3/29![Frontier logo]()
$236
This CheapOair deal was found by Cheapflights users on 3/31. 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 4/209:49 pm
RDU
- SEA
1 stop14h 38m
Frontier
Fri 4/247:12 pm
SEA
- RDU
1 stop22h 52m
Frontier
Deal found 3/31![Frontier logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 3/29. 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.
Tue 4/217:35 pm
RDU
- SEA
1 stop16h 52m
Frontier
Mon 4/2710:11 pm
SEA
- RDU
2 stops22h 32m
Frontier
Deal found 3/29![Frontier logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 3/29. 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.
Tue 4/217:35 pm
RDU
- SEA
1 stop16h 52m
Frontier
Sat 4/257:12 pm
SEA
- RDU
2 stops10h 11m
Frontier
Deal found 3/29![Frontier logo]()
$232
This Southwest deal was found by Cheapflights users on 3/31. 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.
Mon 4/277:45 pm
RDU
- SEA
1 stop7h 20m
Southwest
Thu 4/305:15 am
SEA
- RDU
1 stop9h 15m
Southwest
Deal found 3/31![Southwest logo]()
$229
This Frontier deal was found by Cheapflights users on 4/1. 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.
Fri 5/19:49 pm
RDU
- SEA
1 stop14h 38m
Frontier
Mon 5/47:12 pm
SEA
- RDU
1 stop13h 19m
Frontier
Deal found 4/1![Frontier logo]()
$210
This Southwest deal was found by Cheapflights users on 4/1. 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.
Fri 5/16:35 am
RDU
- SEA
1 stop10h 35m
Southwest
Mon 5/45:30 am
SEA
- RDU
2 stops10h 35m
Southwest
Deal found 4/1![Southwest logo]()
$234
This Frontier deal was found by Cheapflights users on 4/1. 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.
Sun 5/39:49 pm
RDU
- SEA
1 stop14h 38m
Frontier
Fri 5/87:50 pm
SEA
- RDU
1 stop12h 41m
Frontier
Deal found 4/1![Frontier logo]()
$230
This Expedia deal was found by Cheapflights users on 3/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:45 pm
RDU
- SEA
1 stop17h 04m
Frontier
Thu 5/77:50 pm
SEA
- RDU
1 stop12h 41m
Frontier
Deal found 3/31![Frontier logo]()
$226
This CheapOair deal was found by Cheapflights users on 3/31. 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 5/612:26 pm
RDU
- SEA
1 stop24h 23m
Frontier
Tue 5/127:50 pm
SEA
- RDU
1 stop12h 41m
Frontier
Deal found 3/31![Frontier logo]()
$221
One-way flights from Durham to SeattleSearch for one-way flight options from Durham to Seattle. Find affordable one-way fares based on user searches. Data last updated April 3, 2026.
Search for one-way flight options from Durham to Seattle. Find affordable one-way fares based on user searches. Data last updated April 3, 2026.
This Frontier deal was found by Cheapflights users on 3/30. 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.
Mon 4/209:49 pm
RDU
- SEA
1 stop14h 38m
Frontier
Deal found 3/30![Frontier logo]()
$86
This CheapOair deal was found by Cheapflights users on 3/30. 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.
Tue 4/287:35 pm
RDU
- SEA
1 stop16h 52m
Frontier
Deal found 3/30![Frontier logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
Wed 5/67:05 am
RDU
- SEA
2 stops14h 30m
Multiple Airlines
Deal found 3/30![Multiple Airlines logo]()
$104
This Expedia deal was found by Cheapflights users on 3/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/169:49 pm
RDU
- SEA
1 stop15h 03m
Frontier
Deal found 3/30![Frontier logo]()
$106
This Trip.com deal was found by Cheapflights users on 3/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:35 pm
RDU
- SEA
1 stop16h 52m
Frontier
Deal found 3/29![Frontier logo]()
$108
This Frontier deal was found by Cheapflights users on 3/31. 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.
Sat 5/29:49 pm
RDU
- SEA
1 stop14h 38m
Frontier
Deal found 3/31![Frontier logo]()
$111
This CheapOair deal was found by Cheapflights users on 4/1. 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 4/156:55 pm
RDU
- SEA
1 stop17h 32m
Frontier
Deal found 4/1![Frontier logo]()
$112
This Super.com deal was found by Cheapflights users on 3/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:43 pm
RDU
- SEA
1 stop17h 44m
Frontier
Deal found 3/30![Frontier logo]()
$114
This Southwest deal was found by Cheapflights users on 3/31. 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 4/253:55 pm
RDU
- SEA
1 stop7h 40m
Southwest
Deal found 3/31![Southwest logo]()
$115
This CheapOair deal was found by Cheapflights users on 3/29. 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 5/612:26 pm
RDU
- SEA
1 stop24h 23m
Frontier
Deal found 3/29![Frontier logo]()
$117
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Wed 5/206:00 am
RDU
- SEA
1 stop8h 34m
American Airlines
Deal found 3/31![American Airlines logo]()
$119
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 April 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $206 (Expedia) |
One-way from | $86 (Frontier) |
Popular in | June |
Cheapest in | February |
Average price | $328 |
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 April 3, 2026.
Use the filters below to find and compare flights from Durham to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Wed 5/27
5:45 pm-9:25 am
1 stop18h 40m
Seattle/Tacoma Intl
Tue 6/2
10:13 pm-6:22 am
Nonstop5h 09m
$327
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Tue 8/18
10:55 am-6:10 pm
2 stops10h 15m
Seattle/Tacoma Intl
Sun 8/23
5:55 am-6:45 pm
1 stop9h 50m
$367
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Fri 9/11
8:25 am-1:15 pm
1 stop7h 50m
Seattle/Tacoma Intl
Tue 9/15
5:20 am-6:50 pm
2 stops10h 30m
$392
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Fri 5/15
5:45 pm-8:28 pm
1 stop29h 43m
Seattle/Tacoma Intl
Tue 5/19
10:13 pm-6:22 am
Nonstop5h 09m
$411
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Fri 4/17
6:00 am-8:50 am
Nonstop5h 50m
Seattle/Tacoma Intl
Sat 4/25
4:01 pm-11:59 pm
Nonstop4h 58m
$422
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Sun 8/23
11:40 am-4:40 pm
1 stop8h 00m
Seattle/Tacoma Intl
Mon 8/31
11:05 pm-12:40 pm
2 stops10h 35m
$422
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Wed 8/19
10:42 am-9:21 pm
2 stops13h 39m
Seattle/Tacoma Intl
Tue 8/25
10:47 am-11:47 pm
2 stops10h 00m
$427
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Mon 8/17
1:15 pm-8:45 pm
2 stops10h 30m
Seattle/Tacoma Intl
Thu 8/20
6:15 am-8:50 pm
2 stops11h 35m
$427
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Mon 6/1
7:04 pm-9:56 pm
Nonstop5h 52m
Seattle/Tacoma Intl
Wed 6/17
6:21 am-6:01 pm
1 stop8h 40m
$437
Quickest round-trip
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Sat 5/30
6:35 am-9:20 am
Nonstop5h 45m
Seattle/Tacoma Intl
Wed 6/10
3:40 pm-11:42 pm
Nonstop5h 02m
$438
Showing 1-10 of 23 resultsSorted by cheapest first
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.
RDU-SEA
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
DU8-SEA
RDU-SEA
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 April 2, 2026.
To ensure you get the cheapest price possible for a flight from Durham to Seattle, you should look to book at least 65 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 $125). Flying from Durham to Seattle in June is currently the most expensive (average of $256). 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 April 3, 2026.
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.
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 April 3, 2026.
The most flights from DU8 to SEA are scheduled on a Thursday (7 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 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 April 3, 2026.
Read through reviews of airlines operating flights from Durham to Seattle, such as Alaska Airlines,Delta, andHawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Entertainment
7.0
Food
7.0
Overall
7.9
Comfort
7.8
Boarding
8.1
Crew
8.5
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tacoma
Ocean Shores
Olympia
Kent
Lynnwood
Lacey
Edmonds
Leavenworth
Snoqualmie
Tukwila
Renton
Puyallup
Kirkland
Ellensburg
Fife
Lakewood
Issaquah
Shoreline
Aberdeen
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.
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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.
Complete your trip
Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Durham to Seattle by cabin class
Find flights from Durham to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Durham and Seattle flights
Browse other Durham and Seattle flight options. Last updated on April 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 3, 2026.
Durham to Seattle flights
Consider these flights traveling from Durham to Seattle.
Top 8 airlines flying from Durham to Seattle
Discover the top 8 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 April 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$135 | Average$274 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$343 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$144 | Average$275 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$164 | Average$412 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$203 | Average$415 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$214 | Average$387 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$236 | Average$408 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$256 | Average$493 | FlexibilityNo cancel fee | On-time71% |