Cheap Flights from Seattle / Tacoma International to Raleigh / Durham

Compare Seattle / Tacoma International to Raleigh / Durham flight deals

Find the cheapest month or even day of the year to fly to Raleigh / Durham

Book the best Raleigh / Durham fare with no extra fees

Flight deals from Seattle / Tacoma International to Raleigh / Durham

Looking for a cheap last-minute deal or the best return flight from Seattle / Tacoma International Airport to Raleigh / Durham Airport? If you want to travel next month, return fares start from Rs64,261. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Seattle / Tacoma International to Raleigh / Durham

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seattle / Tacoma International to Raleigh / Durham flights are currently cheapest in May.

Direct flights from Seattle / Tacoma International to Raleigh / Durham

Seattle / Tacoma International to Raleigh / Durham: Alternative routes

Compare routes from Seattle / Tacoma International to Durham below. You may find an airport to fly into that's cheaper, faster, or easier than Raleigh / Durham.

Seattle to Durham: Flight information

The things to know before you go.
Cheapest flight foundRs23,856
Cheapest month to flyMay
Average flight time5 hrs, 8 mins
Most popular airlineAlaska Airlines
Average flights per week35

Finding cheap flights from Seattle / Tacoma International to Raleigh / Durham: Frequently asked questions

The best price we found for a return flight from Seattle / Tacoma International to Raleigh / Durham is Rs55,802. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
5 hours and 8 minutes is the average flight time from Seattle / Tacoma International to Raleigh / Durham.
Alaska Airlines, STARLUX Airlines and Delta fly direct from Seattle / Tacoma International to Raleigh / Durham.
As of May 2026, there are 35 flights per week flying from Seattle / Tacoma International to Raleigh / Durham.
The cheapest month to fly from Seattle / Tacoma International to Raleigh / Durham is usually May.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Seattle / Tacoma International Airport to Raleigh / Durham Airport on Monday, 11 May 2026.
Yes – the average flight time is 5 hours and 8 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Raleigh / Durham but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Durham is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines and Delta offer the cheapest flight tickets to Raleigh / Durham.

Flying from Seattle-Tacoma International Airport (SEA) to Raleigh-Durham International Airport (RDU): what you need to know

  • The average length of a direct flight from Seattle-Tacoma International Airport to Raleigh-Durham International Airport is 5 hours 5 minutes.

  • The timezone in Durham is UTC-4, which is three hours ahead of Seattle.

  • Flights from SEA to RDU start from 08:17 — the first with Alaska Airlines. The latest departure is at 22:30 with Alaska Airlines. Overall, there are 19 weekly Seattle-Tacoma International Airport to Raleigh-Durham International Airport flights.

  • Your SEA to RDU flight won't wait if you're late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • You'll likely experience bigger queues during popular months like July. Arriving up to four hours in advance for an international flight and two hours for domestic departures will give you ample time for security and boarding.

  • Alaska Airlines is your gateway to exploring Durham (and maybe even some other exciting parts of United States!). Check out the direct flights from Seattle-Tacoma International Airport to Raleigh-Durham International Airport offered by this popular airline.

  • The airline that serves the most passengers on this route is Alaska Airlines.

  • Delta Air Lines is a leader in on-time performance for SEA to RDU flights, with 84.75% of its services arriving as scheduled.

  • If you want to add a stop to your trip, simply uncheck 'Direct flights only' when searching for your ticket from Seattle-Tacoma International Airport to Raleigh-Durham International Airport. Here are the top stopovers between SEA and RDU:

    • Chicago Midway International Airport

    • Lambert-St. Louis International Airport

    • Minneapolis-St. Paul International Airport

How to find the cheapest flights from Seattle-Tacoma International Airport (SEA) to Raleigh-Durham International Airport (RDU)

  • Right now, Rs23,856 is the cheapest price we've found for a one-way Seattle-Tacoma International Airport to Raleigh-Durham International Airport flight. The best price for a return plane ticket is Rs55,802. Bear in mind that fares can change due to availability at the time of booking.

  • Score cheap tickets from SEA to RDU by booking six months ahead. According to our research, that's the sweet spot for bagging a bargain.

  • May is the cheapest month for flights from Seattle-Tacoma International Airport to Raleigh-Durham International Airport. If you'd like to fly during a different time of year, the 'Whole month' tool will give you the lowest prices for each month.

  • Never miss a deal on cheap flights from SEA to RDU by creating a Price Alert. You'll receive an email or push notification on the app when a new low fare is offered.

  • Pick your ideal arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to get the best deals on flights from Seattle-Tacoma International Airport to Raleigh-Durham International Airport.

Handy information about Seattle-Tacoma International Airport (SEA)

  • Seattle-Tacoma International Airport maintains a solid on-time performance, making delays less likely. Departures from SEA arrive on schedule 81.27% of the time.

  • Seattle-Tacoma International Airport is about 23 kilometres from central Seattle. If you're ride-sharing, catching a cab or driving from the centre, it'll take you 20 minutes or so to arrive, depending on the traffic.

  • Expect a journey time of roughly 55 minutes on public transport.

  • Have an early flight from Seattle-Tacoma International Airport to Raleigh-Durham International Airport? Avoid the last-minute rush to the terminal (and get some extra shut-eye) by choosing one of these hotels near SEA:

Arriving at Raleigh-Durham International Airport (RDU)

Getting from Raleigh-Durham International Airport (RDU) to central Durham

  • Raleigh-Durham International Airport is approximately 23 kilometres from the centre of Durham. Driving there takes about 20 minutes.

  • Getting there on public transport will take you roughly 1 hour 10 minutes.

When to fly to Raleigh-Durham International Airport (RDU)

  • It's time to plan your dates for your flight from Seattle-Tacoma International Airport to Raleigh-Durham International Airport. July is the busiest month to head to Durham. If you like a quieter vibe, go in May.

  • Book your flight from Seattle-Tacoma International Airport to Raleigh-Durham International Airport for July if you'd like to visit Durham during its warmest month. You can expect temperatures of between 19ºC and 33ºC.

  • If you'd rather travel in cooler conditions, look for a cheap ticket from SEA to RDU in January. Temperatures average between -3ºC and 13ºC then.

Explore more of United States

  • You've visited Durham, now it's time to explore more of United States. Travel around 193 kilometres south-west to Charlotte to tick off its leading sights. From NASCAR Hall of Fame to Freedom Park and Carolinas Aviation Museum, your itinerary will be busy.

  • Baltimore is another well-known destination in United States and is around 418 kilometres north-east of Durham. No journey is complete without seeing Huber Memorial Church, WBAL Radio and Marine Mammal Pavilion.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.