Menu

Cheap flights from Raleigh-Durham Intl to Seattle (RDU - SEA)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

The best prices from Raleigh-Durham Intl to Seattle are usually found in February or January, booked 49 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

How to find the cheapest flight from
Raleigh-Durham Intl (RDU) to Seattle (SEA)

RDU - SEA
Price
$196 - $458
SEA
Temperature
46.4 - 77 °F
SEA
Rainfall
0.7 - 6.5 inches

Popular in

December

High demand for flights, 34% potential price rise

Cheapest in

February

Best time to find cheap flights, 35% potential price drop

Round-trip from

$196

From Raleigh-Durham Intl to Seattle

One-way from

$127

One-way flight from Raleigh-Durham Intl to Seattle

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Raleigh-Durham Intl to Seattle?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 37% on the overall cost on flights from Raleigh-Durham Intl to Seattle.

How far in advance should I book a flight from Raleigh-Durham Intl to Seattle?

To save up to 58% on this flight, we recommend booking at least 27 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Raleigh-Durham Intl to Seattle from $136 1-2 weeks out and tickets from $197 for flights departing within the next 72 hours.

When is the cheapest time to fly from Raleigh-Durham Intl to Seattle (RDU - SEA)?

It’s optimal to fly from Raleigh-Durham Intl to Seattle in the evening. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the afternoon.

Cheap flights from Raleigh-Durham Intl to Seattle in October, November 2020

The best prices found for RDU to SEA flights for October, November
6 Nov - 12 Nov
$138pp
RDU
Raleigh Raleigh-Durham
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
RDU
Raleigh Raleigh-Durham
7 Nov - 12 Nov
$143pp
RDU
Raleigh Raleigh-Durham
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
RDU
Raleigh Raleigh-Durham
13 Nov - 15 Nov
$149pp
RDU
Raleigh Raleigh-Durham
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
RDU
Raleigh Raleigh-Durham

Raleigh-Durham Intl to Seattle 2020 flight deals

Cheap flights to Seattle from Raleigh-Durham Intl found for this year
6 Nov - 12 Nov
$138pp
RDU
Raleigh Raleigh-Durham
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
RDU
Raleigh Raleigh-Durham
7 Nov - 12 Nov
$143pp
RDU
Raleigh Raleigh-Durham
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
RDU
Raleigh Raleigh-Durham
10 Dec - 13 Dec
$148pp
RDU
Raleigh Raleigh-Durham
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
RDU
Raleigh Raleigh-Durham

Non-stop flights to Seattle from Raleigh-Durham Intl

Save time with Raleigh-Durham Intl to Seattle direct flight deals
11 Nov - 15 Nov
$197pp
RDU
Raleigh Raleigh-Durham
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
RDU
Raleigh Raleigh-Durham
18 Nov - 1 Dec
$207pp
RDU
Raleigh Raleigh-Durham
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
RDU
Raleigh Raleigh-Durham
12 Nov - 19 Nov
$227pp
RDU
Raleigh Raleigh-Durham
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
RDU
Raleigh Raleigh-Durham

Last minute flights from Raleigh-Durham Intl to Seattle

Late deals on round-trip flights to Seattle from Raleigh-Durham Intl, departing today and this week
28 Oct - 31 Oct
$231pp
RDU
Raleigh Raleigh-Durham
Major Airline
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Major Airline
 
1 STOP
RDU
Raleigh Raleigh-Durham
27 Oct - 30 Oct
$235pp
RDU
Raleigh Raleigh-Durham
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
RDU
Raleigh Raleigh-Durham
28 Oct - 31 Oct
$245pp
RDU
Raleigh Raleigh-Durham
Major Airline
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Major Airline
 
1 STOP
RDU
Raleigh Raleigh-Durham

One-way flights to Seattle from Raleigh-Durham Intl

The cheapest one-way flights from Raleigh-Durham Intl to Seattle
1:30 am - 4:40 pm
United Airlines
2 Stops
18h 10m
RDU - SEA
United Airlines
$127
United
1:25 pm - 2:00 pm
Multiple Airlines
3 Stops
27h 35m
RDU - SEA
Multiple Airlines
$135
Kiwi.com
12:28 pm - 3:30 pm
Delta
Nonstop
6h 02m
RDU - SEA
Delta
$139
Delta

Related info for your journey

Useful info, stats and facts about Raleigh-Durham Intl to Seattle flights.

Flight FAQs

From Raleigh-Durham Intl to Seattle

Are flight prices decreasing from Raleigh-Durham Intl to Seattle due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Raleigh-Durham Intl and Seattle for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Raleigh Raleigh-Durham to Seattle/Tacoma Intl to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Alaska Airlines, JetBlue, and Delta are some of the many airlines that have done so. New policies for travelers booking flights from Raleigh Raleigh-Durham to Seattle/Tacoma Intl include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from Raleigh Raleigh-Durham to Seattle/Tacoma Intl have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Delta, Alaska Airlines, and Spirit Airlines flying from Raleigh Raleigh-Durham to Seattle/Tacoma Intl have implemented new flexible cancellation policies.

Can I find flights from Raleigh-Durham Intl to Seattle for under $200 on Cheapflights?

Yes, there are multiple flights from Raleigh-Durham Intl to Seattle for under $200. The cheapest flight booked recently is on Frontier for just $138, but on average you can expect to pay $173.

Are there nonstop flights from Raleigh-Durham Intl to Seattle for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Raleigh-Durham Intl to Seattle under $200. A good price for a nonstop flight from Raleigh-Durham Intl to Seattle is less than $294.

Are there last-minute flights available from Raleigh-Durham Intl to Seattle for under $300?

There are currently 20+ open flights from Raleigh-Durham Intl to Seattle within the next 7 days for less than $300.

Does it rain more in Raleigh-Durham Intl or Seattle?

In Raleigh-Durham Intl, there will be same rainfall in Raleigh-Durham Intl compared to Seattle over the next 11 days.

Is Raleigh-Durham Intl weather warmer or cooler than Seattle?

Expect the weather to be around 91 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Seattle is generally colder than in Raleigh-Durham Intl.

How long is the flight from Raleigh-Durham Intl to Seattle?

A quick flight from Raleigh-Durham Intl to Seattle can take about 6h 04m. Alaska Airlines provides one of the quickest options available for as low as $197. This flight may include one or multiple stops.

What are the cheapest airlines flying from Raleigh-Durham Intl to Seattle round-trip?

Our cheapest airline available from Raleigh-Durham Intl to Seattle is Frontier. Our recent data shows that you can find tickets from as low as $138 on this airline. Additional options worth looking into are Alaska Airlines and American Airlines, starting at $197 and $203 round-trip. These flights start at 54% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Raleigh-Durham Intl to Seattle one-way?

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $69. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from Raleigh-Durham Intl to Seattle for a low price.

Alternative routes for Raleigh-Durham Intl to Seattle

Destination information for Seattle

Things to know before you go. Useful info for your trip from Raleigh-Durham Intl to Seattle
Flight duration
5h 34m
Average temperature for October in Seattle
60.8 °F
Avg rainfall for October in Seattle
3.5 ″

Airports servicing Raleigh

Airports servicing Seattle

Hourly flight availability from Raleigh-Durham Intl to Seattle

Afternoon Noon to 6 PM 58% of RDU to SEA departures
Morning 6 AM to noon 41% of RDU to SEA departures
Early morning Midnight to 6 AM 1% of RDU to SEA departures
Evening 6 PM to midnight 0% of RDU to SEA departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Raleigh-Durham Intl to Seattle
Sunday
3 daily flights
Monday
3 daily flights
Tuesday
1 daily flight
Wednesday
1 daily flight
Thursday
3 daily flights
Friday
3 daily flights
Saturday
3 daily flights
Home North America USA Washington Seattle Cheap flights from Raleigh-Durham Intl to Seattle