$126+ Cheap flights from Raleigh to Seattle (RDU - SEA)
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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SEA
Nov 22 — Nov 291
Round-trip
1 adult, Economy
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Find cheap flights from Raleigh 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 Raleigh-Durham to Seattle/Tacoma Intl are usually found in February or January, booked 49 days in advance, depart on a Thursday or Tuesday and return on a Tuesday
Cheap flight deals from Raleigh to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Raleigh to SeattleExplore 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 October 23, 2026.
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 October 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/45:01 pm -
1 stop25h 42m
Mon 12/74:58 pm -
2 stops18h 53m
Deal found 10/23![Frontier logo]()
$284
This Mytrip deal was found by Cheapflights users on 10/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/34:24 pm -
2 stops30h 38m
Mon 12/74:58 pm -
2 stops28h 01m
Deal found 10/23![Frontier logo]()
$296
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/174:18 pm -
2 stops25h 54m
Fri 12/44:58 pm -
1 stop20h 02m
Deal found 10/20![Frontier logo]()
$309
This Southwest deal was found by Cheapflights users on 10/21. 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 11/127:15 pm -
1 stop8h 30m
Wed 11/1811:20 am -
1 stop7h 00m
Deal found 10/21![Southwest logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/199:10 pm -
1 stop21h 12m
Mon 12/74:58 pm -
2 stops39h 28m
Deal found 10/20![Frontier logo]()
$333
This Southwest deal was found by Cheapflights users on 10/22. 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 11/106:50 pm -
1 stop7h 45m
Fri 11/1312:15 am -
1 stop7h 50m
Deal found 10/22![Southwest logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:37 pm -
1 stop22h 35m
Mon 11/169:13 pm -
2 stops22h 36m
Deal found 10/23![Frontier logo]()
$341
This Southwest deal was found by Cheapflights users on 10/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:00 pm -
1 stop11h 00m
Mon 11/166:30 am -
1 stop11h 50m
Deal found 10/23![Southwest logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/186:35 pm -
2 stops26h 58m
Fri 12/44:58 pm -
1 stop20h 02m
Deal found 10/20![Frontier logo]()
$343
Best flights from Raleigh to SeattleDiscover 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 October 23, 2026.
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 October 23, 2026.
This Delta deal was found by Cheapflights users on 10/20. 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 11/216:45 am -
Nonstop6h 04m
Wed 12/27:15 am -
1 stop13h 06m
Deal found 10/20![Delta logo]()
$464
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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 12/106:33 pm -
Nonstop6h 14m
Sun 12/138:05 am -
Nonstop5h 02m
Deal found 10/22![Alaska Airlines logo]()
$477
This Southwest deal was found by Cheapflights users on 10/22. 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.
Wed 11/116:50 pm -
1 stop7h 45m
Sun 11/159:10 am -
1 stop12h 45m
Deal found 10/22![Southwest logo]()
$479
This Delta deal was found by Cheapflights users on 10/20. 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 12/16:45 am -
Nonstop6h 16m
Sun 12/63:59 pm -
Nonstop4h 50m
Deal found 10/20![Delta logo]()
$477
This Alaska Airlines deal was found by Cheapflights users on 10/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/237:07 am -
Nonstop6h 13m
Wed 12/309:44 pm -
Nonstop5h 03m
Deal found 10/23![Alaska Airlines logo]()
$477
This Southwest deal was found by Cheapflights users on 10/20. 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 11/712:25 pm -
1 stop8h 50m
Mon 11/912:15 am -
1 stop7h 50m
Deal found 10/20![Southwest logo]()
$483
This Delta deal was found by Cheapflights users on 10/21. 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.
Thu 12/106:45 am -
Nonstop6h 16m
Sun 12/133:59 pm -
Nonstop4h 50m
Deal found 10/21![Delta logo]()
$477
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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.
Sun 12/66:33 pm -
Nonstop6h 14m
Sun 12/138:09 pm -
1 stop18h 21m
Deal found 10/22![Alaska Airlines logo]()
$487
This Alaska Airlines deal was found by Cheapflights users on 10/18. 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.
Sun 11/85:22 pm -
1 stop19h 05m
Sat 11/148:07 am -
Nonstop5h 12m
Deal found 10/18![Alaska Airlines logo]()
$487
This Alaska Airlines deal was found by Cheapflights users on 10/20. 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 11/196:52 pm -
Nonstop6h 02m
Sat 12/510:35 am -
1 stop27h 55m
Deal found 10/20![Alaska Airlines logo]()
$495
Last-minute flights from Raleigh to SeattleDiscover last-minute flight deals from Raleigh to Seattle. Data last updated October 23, 2026 and is based on user searches.
Discover last-minute flight deals from Raleigh to Seattle. Data last updated October 23, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 10/22. 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 11/106:50 pm -
1 stop7h 45m
Fri 11/1312:15 am -
1 stop7h 50m
Deal found 10/22![Southwest logo]()
$337
This Southwest deal was found by Cheapflights users on 10/21. 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 11/127:15 pm -
1 stop8h 30m
Wed 11/1811:20 am -
1 stop7h 00m
Deal found 10/21![Southwest logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/137:37 pm -
1 stop22h 35m
Mon 11/169:13 pm -
2 stops22h 36m
Deal found 10/23![Frontier logo]()
$341
This Southwest deal was found by Cheapflights users on 10/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:00 pm -
1 stop11h 00m
Mon 11/166:30 am -
1 stop11h 50m
Deal found 10/23![Southwest logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/174:18 pm -
2 stops25h 54m
Fri 12/44:58 pm -
1 stop20h 02m
Deal found 10/20![Frontier logo]()
$309
This Southwest deal was found by Cheapflights users on 10/20. 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 11/176:40 am -
2 stops14h 10m
Fri 12/49:25 am -
2 stops8h 55m
Deal found 10/20![Southwest logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/186:35 pm -
2 stops26h 58m
Fri 12/44:58 pm -
1 stop20h 02m
Deal found 10/20![Frontier logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/199:10 pm -
1 stop21h 12m
Mon 12/74:58 pm -
2 stops39h 28m
Deal found 10/20![Frontier logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 11/199:10 pm -
1 stop21h 12m
Fri 12/41:32 pm -
2 stops18h 54m
Deal found 10/20![Frontier logo]()
$356
One-way flights from Raleigh to SeattleSearch for one-way flight options from Raleigh to Seattle. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
Search for one-way flight options from Raleigh to Seattle. Find affordable one-way fares based on user searches. Data last updated October 23, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 10/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/115:01 pm -
1 stop25h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 12/112:24 pm -
2 stops30h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Frontier logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 12/812:21 pm -
2 stops30h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Frontier logo]()
$138
This Super.com deal was found by Cheapflights users on 10/22. 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 11/199:10 pm -
1 stop21h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Frontier logo]()
$156
This Southwest deal was found by Cheapflights users on 10/19. 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 11/97:15 pm -
1 stop8h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Southwest logo]()
$159
This Southwest deal was found by Cheapflights users on 10/19. 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 11/146:45 am -
2 stops12h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Southwest logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 12/35:06 pm -
2 stops49h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 12/25:01 pm -
2 stops30h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Frontier logo]()
$173
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 October 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $284 (Kiwi.com) |
One-way from | $126 (Cheapflightsfares) |
Popular in | July |
Cheapest in | February |
Average price | $422 |
Good round-trip deal | $457 or less |
Good one-way deal | $295 or less |
Cheapflights Fare Finder
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 October 23, 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
Cheapest round-trip
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Sat 12/5
8:10 am-4:45 pm
1 stop11h 35m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$165
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Sat 11/14
6:45 am-4:05 pm
2 stops12h 20m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$165
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Sun 11/22
1:45 pm-12:35 am
1 stop13h 50m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$183
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Tue 12/1
6:50 pm-11:35 pm
1 stop7h 45m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$249
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Tue 11/24
5:10 pm-9:29 am
1 stop19h 19m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$254
Quickest round-trip
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Sat 11/14
6:20 am-9:24 am
Nonstop6h 04m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$269
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Sun 12/20
6:47 pm-9:55 pm
Nonstop6h 08m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$269
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Tue 11/10
6:20 am-9:24 am
Nonstop6h 04m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$269
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Sun 11/22
6:45 am-9:49 am
Nonstop6h 04m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$279
RaleighSeattle
RDU Raleigh-Durham - SEA Seattle/Tacoma Intl
RDUSEA
Raleigh-Durham
Wed 11/25
6:45 am-9:49 am
Nonstop6h 04m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$279
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Raleigh to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Raleigh to Seattle in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Raleigh-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Raleigh-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Raleigh-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Raleigh-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Raleigh-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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
More
How far ahead should I book a flight from Raleigh to Seattle?
Booking 48 days in advance of your planned departure date is, on average, the best time to get cheap flights from Raleigh to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 $241). Flying from Raleigh to Seattle in July is currently the most expensive (average of $564). 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 October 23, 2026.
When flying from Raleigh 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.
What’s the top layover airport for flights from Raleigh to Seattle?
Share of 1-stop round-trip flights from Raleigh to Seattle chosen by Cheapflights users in the past 12 months, using the same layover each way.
Chicago (ORD) – chosen by Cheapflights users on 67% of 1-stop itineraries from Raleigh to Seattle on Cheapflights.
What’s the cheapest layover airport for flights from Raleigh to Seattle?
Average round-trip fare for 1-stop flights from Raleigh to Seattle, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of $236.
What’s the fastest layover option from Raleigh to Seattle?
Shortest average travel time for 1-stop one-way flights from Raleigh to Seattle, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 8h 36m.
Which airport typically offers the quickest layover for flights from Raleigh to Seattle?
Average layover duration for 1-stop one-way flights from Raleigh to Seattle, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 20m.
The best insider tips for Raleigh to Seattle flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Raleigh to Seattle trip
Our travel experts
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 October 23, 2026.
See what other customers who have flown with Alaska Airlines,Southwest, andDelta from Raleigh to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Comfort
7.8
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Comfort
7.8
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Comfort
7.8
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Comfort
7.8
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Comfort
7.8
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Entertainment
7.0
Overall
7.9
Crew
8.5
Comfort
7.8
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Related info for your journey
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Top 7 airlines flying from Raleigh to Seattle
Discover the top 7 airlines that operate flights from Raleigh 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 7,457,451 searches. Data last updated October 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$134 | Average$325 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$171 | Average$295 | FlexibilityNo cancel fee | On-time83% | |
| Cheapest$179 | Average$447 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$212 | Average$458 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$236 | Average$399 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$274 | Average$482 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$285 | Average$468 | FlexibilityNo cancel fee | On-time63% |