$181+ 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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SEA
Aug 27 — Sep 31
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 Tuesday and return on a Tuesday
Cheap flight deals from Durham to Seattle
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Best
Last-minute
One-way
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 July 28, 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 July 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 9/96:17 pm
RDU
- SEA
1 stop23h 51m
Frontier
Wed 9/164:27 pm
SEA
- RDU
1 stop17h 04m
Frontier
Deal found 7/24![Frontier logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Sat 8/227:54 pm
RDU
- SEA
1 stop16h 25m
Frontier
Sat 8/297:06 pm
SEA
- RDU
2 stops10h 26m
Frontier
Deal found 7/26![Frontier logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Sun 8/237:54 pm
RDU
- SEA
1 stop16h 25m
Multiple Airlines
Sun 8/309:29 pm
SEA
- RDU
2 stops44h 39m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Thu 8/207:54 pm
RDU
- SEA
1 stop16h 25m
Frontier
Thu 8/277:06 pm
SEA
- RDU
1 stop21h 03m
Frontier
Deal found 7/27![Frontier logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Thu 10/154:05 pm
RDU
- SEA
2 stops20h 46m
Frontier
Tue 10/207:41 pm
SEA
- RDU
1 stop12h 42m
Frontier
Deal found 7/26![Frontier logo]()
$324
This Trip.com deal was found by Cheapflights users on 7/24. 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.
Fri 8/217:54 pm
RDU
- SEA
1 stop16h 25m
Frontier
Tue 8/257:06 pm
SEA
- RDU
1 stop21h 03m
Frontier
Deal found 7/24![Frontier logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Fri 10/164:05 pm
RDU
- SEA
2 stops20h 55m
Frontier
Mon 10/197:41 pm
SEA
- RDU
1 stop12h 42m
Frontier
Deal found 7/26![Frontier logo]()
$326
This CheapOair deal was found by Cheapflights users on 7/26. 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 8/257:54 pm
RDU
- SEA
1 stop16h 25m
Frontier
Tue 9/17:07 pm
SEA
- RDU
1 stop21h 02m
Frontier
Deal found 7/26![Frontier logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Fri 10/26:17 pm
RDU
- SEA
1 stop23h 51m
Frontier
Fri 10/99:16 pm
SEA
- RDU
2 stops48h 01m
Frontier
Deal found 7/27![Frontier logo]()
$328
This CheapOair deal was found by Cheapflights users on 7/26. 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.
Sun 8/1612:26 pm
RDU
- SEA
1 stop23h 38m
Frontier
Sun 8/237:06 pm
SEA
- RDU
1 stop21h 03m
Frontier
Deal found 7/26![Frontier logo]()
$329
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Mon 8/1012:26 pm
RDU
- SEA
1 stop23h 38m
Frontier
Thu 8/202:37 pm
SEA
- RDU
1 stop25h 32m
Frontier
Deal found 7/26![Frontier logo]()
$330
This Super.com deal was found by Cheapflights users on 7/28. 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.
Sat 8/227:54 pm
RDU
- SEA
1 stop16h 25m
Frontier
Mon 8/247:06 pm
SEA
- RDU
1 stop21h 03m
Frontier
Deal found 7/28![Frontier logo]()
$331
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 July 28, 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 July 28, 2026.
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Sat 9/193:05 pm
RDU
- SEA
1 stop8h 13m
United Airlines
Mon 9/2811:59 pm
SEA
- RDU
1 stop8h 27m
United Airlines
Deal found 7/27![United Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 7/27. 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 8/2912:30 pm
RDU
- SEA
2 stops12h 00m
Southwest
Tue 9/111:05 pm
SEA
- RDU
2 stops10h 35m
Southwest
Deal found 7/27![Southwest logo]()
$369
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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.
Sat 9/55:50 pm
RDU
- SEA
1 stop9h 02m
Alaska Airlines
Fri 9/118:25 am
SEA
- RDU
Nonstop5h 22m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$385
This Delta deal was found by Cheapflights users on 7/25. 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.
Tue 9/86:33 am
RDU
- SEA
Nonstop5h 44m
Delta
Tue 9/153:59 pm
SEA
- RDU
Nonstop5h 00m
Delta
Deal found 7/25![Delta logo]()
$417
This United Airlines deal was found by Cheapflights users on 7/27. 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 9/2311:35 am
RDU
- SEA
1 stop10h 40m
United Airlines
Sat 9/2611:14 pm
SEA
- RDU
1 stop7h 20m
United Airlines
Deal found 7/27![United Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 7/26. 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 9/111:15 pm
RDU
- SEA
2 stops10h 35m
Southwest
Fri 9/1111:05 pm
SEA
- RDU
2 stops11h 10m
Southwest
Deal found 7/26![Southwest logo]()
$369
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 9/255:50 pm
RDU
- SEA
1 stop21h 49m
Alaska Airlines
Thu 10/19:30 pm
SEA
- RDU
Nonstop5h 11m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$395
This United Airlines deal was found by Cheapflights users on 7/26. 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.
Fri 9/2510:40 am
RDU
- SEA
1 stop8h 11m
United Airlines
Sat 10/311:14 pm
SEA
- RDU
1 stop7h 20m
United Airlines
Deal found 7/26![United Airlines logo]()
$361
This Delta deal was found by Cheapflights users on 7/26. 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 9/256:33 am
RDU
- SEA
Nonstop5h 44m
Delta
Sat 10/33:59 pm
SEA
- RDU
Nonstop5h 00m
Delta
Deal found 7/26![Delta logo]()
$417
This Southwest deal was found by Cheapflights users on 7/24. 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.
Thu 9/176:45 pm
RDU
- SEA
1 stop8h 10m
Southwest
Fri 9/1811:05 pm
SEA
- RDU
2 stops11h 10m
Southwest
Deal found 7/24![Southwest logo]()
$408
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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.
Thu 8/207:02 am
RDU
- SEA
Nonstop5h 47m
Alaska Airlines
Mon 8/249:30 pm
SEA
- RDU
Nonstop5h 11m
Alaska Airlines
Deal found 7/27![Alaska Airlines logo]()
$417
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 9/117:13 pm
RDU
- SEA
Nonstop5h 45m
Alaska Airlines
Mon 9/149:30 pm
SEA
- RDU
Nonstop5h 11m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$417
Last-minute flights from Durham to SeattleDiscover last-minute flight deals from Durham to Seattle. Data last updated July 28, 2026 and is based on user searches.
Discover last-minute flight deals from Durham to Seattle. Data last updated July 28, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 7/28. 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 8/312:26 pm
RDU
- SEA
1 stop23h 51m
Frontier
Tue 8/117:06 pm
SEA
- RDU
1 stop13h 25m
Frontier
Deal found 7/28![Frontier logo]()
$424
This CheapOair deal was found by Cheapflights users on 7/26. 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 8/312:26 pm
RDU
- SEA
1 stop23h 51m
Frontier
Fri 8/147:06 pm
SEA
- RDU
1 stop13h 25m
Frontier
Deal found 7/26![Frontier logo]()
$425
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 8/412:26 pm
RDU
- SEA
1 stop23h 38m
Frontier
Wed 8/127:06 pm
SEA
- RDU
1 stop13h 25m
Frontier
Deal found 7/27![Frontier logo]()
$435
This CheapOair deal was found by Cheapflights users on 7/27. 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 8/512:26 pm
RDU
- SEA
1 stop23h 38m
Frontier
Tue 8/117:06 pm
SEA
- RDU
1 stop13h 25m
Frontier
Deal found 7/27![Frontier logo]()
$408
This Booking.com deal was found by Cheapflights users on 7/28. 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.
Wed 8/512:26 pm
RDU
- SEA
1 stop23h 38m
Frontier
Wed 8/127:06 pm
SEA
- RDU
1 stop13h 25m
Frontier
Deal found 7/28![Frontier logo]()
$411
This Super.com deal was found by Cheapflights users on 7/23. 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.
Thu 8/612:26 pm
RDU
- SEA
1 stop23h 38m
Frontier
Wed 8/122:22 pm
SEA
- RDU
1 stop18h 09m
Frontier
Deal found 7/23![Frontier logo]()
$430
This CheapOair deal was found by Cheapflights users on 7/26. 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 8/712:26 pm
RDU
- SEA
1 stop23h 38m
Frontier
Wed 8/127:06 pm
SEA
- RDU
1 stop13h 25m
Frontier
Deal found 7/26![Frontier logo]()
$409
This Super.com deal was found by Cheapflights users on 7/27. 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.
Fri 8/712:26 pm
RDU
- SEA
1 stop23h 38m
Frontier
Fri 8/147:06 pm
SEA
- RDU
1 stop13h 25m
Frontier
Deal found 7/27![Frontier logo]()
$414
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Fri 8/712:26 pm
RDU
- SEA
1 stop23h 38m
Frontier
Thu 8/202:37 pm
SEA
- RDU
2 stops14h 55m
Frontier
Deal found 7/26![Frontier logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Fri 8/77:02 am
RDU
- SEA
Nonstop5h 54m
Multiple Airlines
Thu 8/202:37 pm
SEA
- RDU
1 stop25h 32m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$440
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 July 28, 2026.
Search for one-way flight options from Durham to Seattle. Find affordable one-way fares based on user searches. Data last updated July 28, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Mon 9/79:59 pm
RDU
- SEA
2 stops38h 43m
Frontier
Deal found 7/27![Frontier logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Thu 8/207:05 am
RDU
- SEA
2 stops30h 34m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 9/24:02 pm
RDU
- SEA
2 stops21h 37m
Frontier
Deal found 7/27![Frontier logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Thu 8/2710:11 pm
RDU
- SEA
2 stops39h 28m
Frontier
Deal found 7/28![Frontier logo]()
$185
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Fri 8/215:33 pm
RDU
- SEA
1 stop8h 53m
United Airlines
Deal found 7/28![United Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 7/25. 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.
Mon 8/172:31 pm
RDU
- SEA
2 stops21h 48m
Frontier
Deal found 7/25![Frontier logo]()
$188
This Kiwi.com deal was found by Cheapflights users on 7/25. 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.
Mon 8/107:32 pm
RDU
- SEA
2 stops42h 32m
Frontier
Deal found 7/25![Frontier logo]()
$189
This Southwest deal was found by Cheapflights users on 7/27. 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 8/2912:30 pm
RDU
- SEA
2 stops12h 00m
Southwest
Deal found 7/27![Southwest logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Sat 8/299:48 pm
RDU
- SEA
2 stops38h 31m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$192
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 July 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $320 (Kiwi.com) |
One-way from | $181 (Kiwi.com) |
Popular in | July |
Cheapest in | February |
Average price | $558 |
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 July 28, 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
Sat 9/19
3:05 pm-8:18 pm
1 stop8h 13m
Seattle/Tacoma Intl
Mon 9/28
11:59 pm-11:26 am
1 stop8h 27m
$349
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Wed 9/23
11:35 am-7:15 pm
1 stop10h 40m
Seattle/Tacoma Intl
Sat 9/26
11:14 pm-9:34 am
1 stop7h 20m
$349
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Fri 9/25
10:40 am-3:51 pm
1 stop8h 11m
Seattle/Tacoma Intl
Sat 10/3
11:14 pm-9:34 am
1 stop7h 20m
$361
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Sat 8/29
12:30 pm-9:30 pm
2 stops12h 00m
Seattle/Tacoma Intl
Tue 9/1
11:05 pm-12:40 pm
2 stops10h 35m
$369
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Fri 9/11
1:15 pm-8:50 pm
2 stops10h 35m
Seattle/Tacoma Intl
Fri 9/11
11:05 pm-1:15 pm
2 stops11h 10m
$369
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Sat 9/5
5:50 pm-11:52 pm
1 stop9h 02m
Seattle/Tacoma Intl
Fri 9/11
8:25 am-4:47 pm
Nonstop5h 22m
$385
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Fri 9/25
5:50 pm-12:39 pm
1 stop21h 49m
Seattle/Tacoma Intl
Thu 10/1
9:30 pm-5:41 am
Nonstop5h 11m
$395
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Thu 9/17
6:45 pm-11:55 pm
1 stop8h 10m
Seattle/Tacoma Intl
Fri 9/18
11:05 pm-1:15 pm
2 stops11h 10m
$408
Quickest round-trip
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Tue 9/8
6:33 am-9:17 am
Nonstop5h 44m
Seattle/Tacoma Intl
Tue 9/15
3:59 pm-11:59 pm
Nonstop5h 00m
$417
RaleighSeattle
RDU - SEA
RDUSEA
Raleigh-Durham
Fri 9/25
6:33 am-9:17 am
Nonstop5h 44m
Seattle/Tacoma Intl
Sat 10/3
3:59 pm-11:59 pm
Nonstop5h 00m
$417
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
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 July 28, 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 July 28, 2026.
The most flights from DU8 to SEA are scheduled on a Tuesday (6 on average). You will have fewer flight options on Saturday, 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?
Airfare is below average for this route at the moment.
Durham to Seattle flights typically cost between $366 and $554 in September.The cheapest round-trip price found within the last 5 days was $320 on Frontier (Sep 9-Sep 16).
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 July 28, 2026.
Read through reviews of airlines operating flights from Durham to Seattle, such as Southwest,Alaska Airlines, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Overall
8.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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
Renton
Tacoma
Lacey
Leavenworth
Olympia
Edmonds
Tukwila
Snoqualmie
Tumwater
Centralia
Puyallup
Kent
Ellensburg
Fife
Marysville
Ocean Shores
Lakewood
Lynnwood
Shoreline
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Durham to Seattle
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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 July 28, 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 July 28, 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 July 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$228 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$134 | Average$315 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$171 | Average$295 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$181 | Average$437 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$205 | Average$447 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$236 | Average$400 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$276 | Average$534 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$277 | Average$451 | FlexibilityNo cancel fee | On-time63% |