RDU to SEA (Raleigh to Seattle) Flights

Last Minute Flights from RDU to SEA

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
RDUSeattleMay 3 to May 13$411
*Prices include taxes and fees

Cheapest RDU to SEA Flights

Price found within the past 7 days for the specified period. Click for updated prices.

OriginDestinationTravel DatesFlights From*
RDUSeattleMay 31 to June 10$223
RDUSeattleMay 30 to June 1$228
RDUSeattleJune 3 to June 10$237
RDUEverettJune 9 to June 13$321
*Prices include taxes and fees
RDU to SEA Flight Details
Origin airport
Raleigh - Durham Intl.
Origin airport IATA code
RDU
Destination airport
Seattle - Tacoma Intl.
Destination airport IATA code
SEA
Distance
2348 mi

Frequently asked questions

What airlines fly direct from Raleigh - Durham Intl. Airport (RDU) to SEA?
Put an end to tedious stopovers and go straight from Raleigh - Durham Intl. Airport (RDU) to SEA with Alaska Airlines (AS). This carrier has 47 nonstop services on this route each month. Also look up the 30 nonstop monthly flights offered by Delta Air Lines (DL). No changeovers? No stress.
How many flights are there from RDU to SEA?
About 101 per day. If you’re in a big hurry to travel to SeaTac, see if you can pick up a good last-minute deal from Raleigh, NC (RDU-Raleigh - Durham Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) and then lock it in fast!
How long does it take to fly from Raleigh, NC (RDU-Raleigh - Durham Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
About 8 hours and 34 minutes. On a day flight? Request a window seat and enjoy the views below. Alternatively, if you’re jetting from Raleigh, NC (RDU-Raleigh - Durham Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.) after sunset, close your eyes and get to SeaTac rested and rejuvenated.
What is the flight distance from Raleigh, NC (RDU-Raleigh - Durham Intl.) to Seattle, WA (SEA-Seattle - Tacoma Intl.)?
About 2,400 miles (3,800 1). If you travel regularly and have collected a good number of air miles, this medium-haul journey may be the ideal time to cash them in for an upgrade.
How many morning flights are there from RDU to SEA?
With around 375 morning flights every week from RDU to SEA to choose from, you’ll be jumping out of bed and taking to the skies before you know it.

  • American Airlines (AA) has around 128 weekly flights that depart before noon. The earliest is 5:00AM.
  • Another option is Delta Air Lines. This airline has 106 early flights each week. 5:10AM is the earliest departure time.
  • Secure a seat with United Airlines (UA) and you’ll have 70 morning flights to take your pick of. The earliest departure time from RDU is 6:00AM.

How many afternoon flights are there from RDU to SEA?
With 335 afternoon and evening flights from RDU to SEA a week, you can forget all about hauling yourself out of bed at the crack of dawn.

  • Delta Air Lines (DL) provides 134 weekly services that take off after midday. The earliest departure is 12:05PM.
  • If you’d prefer to grab a seat with American Airlines (AA), you can take your pick of 101 weekly afternoon and evening flights departing from 12:38PM onward.
  • Another top option is United Airlines (UA). It has 72 afternoon and evening flights every week from 12:49PM onward.

What is the earliest departure time out of Morrisville to SeaTac?
Take off from RDU at 5:00AM and come in for landing at SEA at 1:41AM. This departure is the earliest you can catch on this route.
What is the latest departure time out of Morrisville to SeaTac?
Secure a seat on the 8:43PM flight from RDU, arriving at 2:08PM at SEA, and allow yourself time to look after any last-minute vacation preparations. This is the latest flight you can take on this route.
What is the average price from Morrisville to SeaTac?
Round-trip journeys from RDU to SEA begin from around $223. Amazing fares get snapped up fast, so have your credit card handy when you spy a bargain. This price was available on Flights.com within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Raleigh to Seattle Flights

Whether it’s for an obligation or the sake of your sanity, sometimes you need to get away. Maybe you need flights from Raleigh to Seattle to attend your cousin’s wedding, to pitch a business idea to your boss, or simply treat yourself to a mini vacation. Regardless of the reasons behind packing your bags and needing to find our cheapest flights from RDU to SEA, we’ve got you covered here at Flights.com.

We present you with some of the most affordable deals on airfare, so stop that Google flights search. We want you to spend less on your flight from Raleigh to Seattle, so you can spend more during your getaway. With Flights.com, you’ll find it simple to land airline tickets with itineraries matching your travel schedule. What’s more, we provide you with all the information you need to confidently make reservations on your family, business, or personal trip.