This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SEA
2 Dec — 9 Dec1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Raleigh-Durham to Seattle/Tacoma Intl are usually found in February or January, booked 49 days in advance, depart on a Monday or Tuesday and return on a Tuesday
Cheap flight deals from Raleigh to Seattle
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Cheapest flights from Raleigh to Seattle
Explore the most affordable flight options available from Raleigh to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 November 2026.
Sat 5/126:33 p.m. -
Nonstop6h 14m
Tue 8/128:05 a.m. -
Nonstop5h 02m
Deal found 1/11C$ 471
Tue 8/124:55 p.m. -
1 stop8h 56m
Tue 15/128:09 a.m. -
1 stop7h 42m
Deal found 29/10C$ 481
Sat 5/126:45 a.m. -
Nonstop6h 16m
Tue 8/1211:59 p.m. -
1 stop7h 07m
Deal found 1/11C$ 485
Thu 26/118:15 a.m. -
1 stop11h 11m
Thu 3/128:09 a.m. -
1 stop7h 42m
Deal found 29/10C$ 488
Thu 3/124:55 p.m. -
1 stop8h 56m
Tue 8/128:09 a.m. -
1 stop7h 42m
Deal found 31/10C$ 492
Wed 2/126:50 p.m. -
1 stop7h 45m
Sat 5/128:20 a.m. -
1 stop7h 10m
Deal found 29/10C$ 493
Wed 2/1211:59 a.m. -
1 stop8h 11m
Tue 8/1211:50 a.m. -
1 stop9h 34m
Deal found 1/11C$ 499
Thu 3/124:15 p.m. -
2 stops9h 35m
Wed 9/126:30 a.m. -
1 stop6h 35m
Deal found 30/10C$ 500
Wed 9/126:00 a.m. -
2 stops10h 49m
Sat 12/127:00 a.m. -
1 stop7h 39m
Deal found 1/11C$ 506
Sat 5/1212:55 p.m. -
2 stops11h 55m
Sun 6/125:15 a.m. -
2 stops10h 20m
Deal found 31/10C$ 513
Best flights from Raleigh to Seattle
Discover carefully curated flight deals from Raleigh to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 2 November 2026.
Sat 12/126:45 a.m. -
Nonstop6h 16m
Wed 16/123:59 p.m. -
Nonstop4h 50m
Deal found 1/11C$ 471
Thu 3/124:55 p.m. -
1 stop8h 56m
Mon 7/127:00 a.m. -
1 stop8h 57m
Deal found 1/11C$ 492
Mon 22/24:50 p.m. -
2 stops10h 45m
Mon 1/36:15 a.m. -
2 stops10h 15m
Deal found 31/10C$ 604
Mon 22/26:01 p.m. -
Nonstop5h 57m
Mon 1/311:41 a.m. -
1 stop27h 18m
Deal found 31/10C$ 657
Sat 12/124:55 p.m. -
1 stop8h 56m
Tue 22/125:35 p.m. -
1 stop8h 31m
Deal found 30/10C$ 506
Tue 1/126:45 a.m. -
Nonstop6h 16m
Tue 8/123:59 p.m. -
Nonstop4h 50m
Deal found 31/10C$ 652
Thu 24/125:14 p.m. -
1 stop26h 53m
Wed 30/129:44 p.m. -
Nonstop5h 03m
Deal found 28/10C$ 664
Mon 14/1210:40 a.m. -
2 stops13h 15m
Mon 21/128:30 p.m. -
2 stops11h 00m
Deal found 1/11C$ 687
Sun 10/110:08 a.m. -
1 stop11h 24m
Sun 17/18:08 a.m. -
1 stop7h 57m
Deal found 31/10C$ 652
Fri 18/127:07 a.m. -
Nonstop6h 13m
Wed 23/129:09 p.m. -
1 stop17h 35m
Deal found 30/10C$ 678
Fri 30/46:01 p.m. -
Nonstop5h 57m
Sat 8/56:00 a.m. -
1 stop11h 59m
Deal found 29/10C$ 680
Wed 25/116:43 p.m. -
1 stop9h 16m
Wed 2/125:35 p.m. -
3 stops17h 25m
Deal found 28/10C$ 683
Direct flights from Raleigh to Seattle
Explore direct flight options from Raleigh to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 November 2026.
Sat 5/126:33 p.m. -
Nonstop6h 14m
Mon 7/128:05 a.m. -
Nonstop5h 02m
Deal found 1/11C$ 471
Mon 7/126:45 a.m. -
Nonstop6h 16m
Thu 10/123:59 p.m. -
Nonstop4h 50m
Deal found 29/10C$ 555
Wed 16/126:33 p.m. -
Nonstop6h 14m
Fri 1/18:05 a.m. -
Nonstop5h 06m
Deal found 30/10C$ 569
Mon 14/126:45 a.m. -
Nonstop6h 16m
Mon 21/123:59 p.m. -
Nonstop4h 50m
Deal found 1/11C$ 611
Tue 1/126:45 a.m. -
Nonstop6h 16m
Tue 8/123:59 p.m. -
Nonstop4h 50m
Deal found 1/11C$ 652
Thu 24/127:07 a.m. -
Nonstop6h 13m
Tue 29/129:44 p.m. -
Nonstop5h 03m
Deal found 2/11C$ 666
Tue 24/116:33 p.m. -
Nonstop6h 04m
Thu 3/128:05 a.m. -
Nonstop5h 02m
Deal found 1/11C$ 673
Sat 6/36:55 a.m. -
Nonstop6h 10m
Sat 13/33:59 p.m. -
Nonstop4h 56m
Deal found 30/10C$ 708
Mon 14/126:45 a.m. -
Nonstop6h 16m
Fri 18/123:59 p.m. -
Nonstop4h 50m
Deal found 28/10C$ 736
Mon 8/26:47 p.m. -
Nonstop6h 08m
Fri 12/28:30 a.m. -
Nonstop5h 05m
Deal found 29/10C$ 750
Tue 17/116:20 a.m. -
Nonstop6h 04m
Fri 4/123:59 p.m. -
Nonstop4h 50m
Deal found 29/10C$ 757
Sat 19/126:47 p.m. -
Nonstop6h 08m
Sat 26/129:44 p.m. -
Nonstop5h 03m
Deal found 1/11C$ 771
Last-minute flights from Raleigh to Seattle
Discover last-minute flight deals from Raleigh to Seattle. Data last updated 2 November 2026 and is based on user searches.
Wed 18/115:22 p.m. -
1 stop27h 33m
Sun 22/119:42 p.m. -
Nonstop4h 58m
Deal found 28/10C$ 618
Thu 19/112:55 p.m. -
1 stop9h 44m
Sun 22/1111:59 p.m. -
1 stop8h 09m
Deal found 29/10C$ 567
Sun 22/116:45 a.m. -
Nonstop6h 04m
Thu 3/127:15 a.m. -
1 stop13h 06m
Deal found 1/11C$ 573
Mon 23/112:55 p.m. -
1 stop9h 44m
Fri 27/117:00 a.m. -
1 stop7h 41m
Deal found 1/11C$ 527
Wed 25/117:00 a.m. -
Nonstop6h 05m
Wed 2/128:05 a.m. -
Nonstop5h 02m
Deal found 28/10C$ 569
Thu 26/118:15 a.m. -
1 stop11h 11m
Thu 3/128:09 a.m. -
1 stop7h 42m
Deal found 29/10C$ 488
Thu 26/116:15 a.m. -
1 stop9h 04m
Mon 30/1111:59 p.m. -
1 stop8h 44m
Deal found 28/10C$ 619
Fri 27/118:05 a.m. -
1 stop10h 27m
Fri 4/125:05 a.m. -
1 stop7h 08m
Deal found 30/10C$ 549
Fri 27/117:00 a.m. -
Nonstop6h 05m
Fri 4/128:09 p.m. -
1 stop18h 21m
Deal found 30/10C$ 583
One-way flights from Raleigh to Seattle
Search for one-way flight options from Raleigh to Seattle. Find affordable one-way fares based on user searches. Data last updated 2 November 2026.
Sat 12/125:01 p.m. -
2 stops30h 03m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 28/10C$ 182
Fri 8/14:51 p.m. -
1 stop23h 18m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 1/11C$ 219
Wed 18/114:54 p.m. -
1 stop8h 57m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 28/10C$ 238
Wed 9/124:55 p.m. -
1 stop8h 56m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 2/11C$ 243
Thu 19/112:55 p.m. -
1 stop9h 44m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 29/10C$ 244
Thu 7/17:05 a.m. -
1 stop12h 57m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 1/11C$ 249
Wed 16/126:50 p.m. -
1 stop7h 45m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 2/11C$ 250
Thu 26/116:00 a.m. -
2 stops13h 26m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 29/10C$ 251
Tue 12/16:35 p.m. -
2 stops23h 39m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 1/11C$ 258
Mon 23/1111:25 a.m. -
1 stop10h 38m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 2/11C$ 264
Mon 23/115:45 p.m. -
2 stops10h 35m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 2/11C$ 271
Find flight deals from Raleigh to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 2 November 2026.
Customize your flight search to find flights from Raleigh 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 7,457,451 searches. Data last updated 2 November 2026.
Use the filters below to find and compare flights from Raleigh to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest round-trip
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Tue 12/1
7:05 a.m.-6:32 p.m.
1 stop14h 27m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 249
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Thu 26/11
8:05 a.m.-4:19 p.m.
1 stop11h 14m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 264
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Sun 13/12
6:45 a.m.-10:01 a.m.
Nonstop6h 16m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 278
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Sat 19/12
7:50 p.m.-12:45 a.m.
1 stop7h 55m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 327
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Wed 17/2
4:53 p.m.-10:59 p.m.
1 stop9h 06m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 348
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Wed 9/12
6:00 a.m.-9:01 p.m.
3 stops18h 01m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 355
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Mon 11/1
7:02 a.m.-4:03 p.m.
2 stops12h 01m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 362
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Tue 12/1
6:15 a.m.-9:17 p.m.
3 stops18h 02m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 369
Quickest round-trip
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Mon 11/1
6:35 a.m.-9:42 a.m.
Nonstop6h 07m
Seattle/Tacoma Intl
Wed 31/12
12:00 a.m.-3:00 a.m.
Nonstop0h 00m
C$ 376
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Sat 12/12
6:45 a.m.-10:01 a.m.
Nonstop6h 16m
Seattle/Tacoma Intl
Wed 16/12
3:59 p.m.-11:49 p.m.
Nonstop4h 50m
C$ 471
Flights are sorted by cheapest round-trip flights first.
Deals found on 1/11
Showing 1-10 of 21 resultsSorted by cheapest first
1
2
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Best time to book a flight from Raleigh to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Raleigh 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 Raleigh to Seattle
Prices
Airlines
How far ahead should I book a flight from Raleigh to Seattle?
To ensure you get the cheapest price possible for a flight from Raleigh to Seattle, you should look to book at least 48 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 Raleigh to Seattle?
Currently, February is the cheapest month in which you can book a flight from Raleigh to Seattle (average of C$ 334). Flying from Raleigh to Seattle in July is currently the most expensive (average of C$ 785). 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 RDU to SEA?
Find hourly flight availability from Raleigh 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 2 November 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Raleigh to Seattle as you normally would.
How much does it cost to fly round-trip from Raleigh to Seattle?
Airfare is below average for this route at the moment.
Raleigh to Seattle flights typically cost between C$ 479 and C$ 781 in December.The cheapest round-trip price found within the last 5 days was C$ 471 on Alaska Airlines (5 Dec-7 Dec).
Weekly flight availability from Raleigh to Seattle
Explore weekly flight availability from Raleigh 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 2 November 2026.
The most flights from RDU to SEA are scheduled on a Sunday (6 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).
Related info for your journey
Find useful and relevant information for your journey from Raleigh to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How popular is this Raleigh to Seattle flight route?
This flight path from Raleigh-Durham to Seattle/Tacoma Intl was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Raleigh to Seattle?
A quick flight from Raleigh to Seattle can take about 6h 16m. Delta provides one of the quickest options available for as low as C$ 471. The distance from Raleigh to Seattle is about 3777 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most reliable airlines from Raleigh to Seattle?
Consider Delta (92%), Korean Air (92%) or Cathay Pacific (85%) when booking your flight. These represent the most reliable airlines when flying from Raleigh to Seattle.
Can I find deals for flights from Raleigh to Seattle that include hotel bookings?
Yes. In addition to deals on Raleigh to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Raleigh to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Raleigh to Seattle.
Can I find deals for business class flights from Raleigh to Seattle?
Yes. Cheapflights offers flight deals from Raleigh 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 Raleigh to Seattle?
Currently, February is the cheapest month in which you can book a flight from Raleigh to Seattle (average of C$ 334). Flying from Raleigh to Seattle in July is currently the most expensive (average of C$ 785). 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.
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 2 November 2026.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Raleigh to Seattle?
Cheapflights makes it easy to find Raleigh to Seattle flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Raleigh to Seattle?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Raleigh to Seattle for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Raleigh to Seattle with no change fees?
Yes! Cheapflights helps users easily find flights from Raleigh to Seattle with no change fees.
Can Cheapflights notify me if prices for flights from Raleigh to Seattle become cheaper?
Of course! You can now track prices for flights from Raleigh to Seattle and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.
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