$175 Cheap Flights from Seattle (SEA) to Raleigh (RDU)

Seattle (SEA) to Raleigh (RDU) at a glance

Travel from Seattle (SEA) to Raleigh (RDU) with a range of airlines catering to this domestic long-haul route. Compare options from both full-service and low-cost carriers to discover the best flights from Seattle that suit your budget and travel schedule. As you plan your visit, get ready to explore the vibrant sights and neighborhoods of Raleigh. Find essential details for your journey from Seattle - Tacoma International Airport to Raleigh - Durham International Airport.

• Fastest flight duration: around 5 hours non-stop
• Route distance: roughly 2,400 miles (3,860 km)
• Flights per week: around 30+ flights with multiple daily departures on average
• Typical fares (one-way): economy tickets often range from $105–$465, depending on seasonality and how far ahead you book

Flights from Seattle - Tacoma International Airport (SEA) to Raleigh - Durham International Airport (RDU)

Based on the latest traveler bookings, here are the top airlines flying from Seattle to Raleigh, popular for both non-stop and one-stop flights. Common layovers include O'Hare International Airport (ORD) with an approximate 1 hour and 15 minute layover, Denver International Airport (DEN) with about a 1 hour layover, and Charlotte-Douglas International Airport (CLT) also offering a 1 hour layover. This variety allows you to balance price, total travel time, and cabin class to create the perfect itinerary for your journey.

• Alaska Airlines: This full-service airline provides both non-stop and one-stop options, with one-way ticket prices generally falling between $120 and $545. It represents roughly 31% of all departures on this route, with a standard non-stop flight duration of about 5 hours.
• Delta: As a full-service provider, Delta offers non-stop and one-stop flights, with one-way fare ranges from $110 to $525. It accounts for around 26% of departures on this route, and typically, the non-stop travel time is about 5 hours.
• United: Another full-service airline, United provides both non-stop and one-stop services, with one-way fares usually between $120 and $460. It covers approximately 15% of departures, featuring a typical 1-stop journey of 6 hours and 15 minutes, totaling around 7 hours and 30 minutes of travel.
• American Airlines: Offering one-stop and multi-stop flights, this full-service carrier has one-way fares that generally range from $105 to $465. It accounts for about 14% of departures on this route, with a typical 1-stop flight time of 6 hours and 15 minutes, leading to a total travel time of around 7 hours and 30 minutes.
• Southwest Airlines: A low-cost option, Southwest provides one-stop and multi-stop services, with one-way prices typically ranging from $105 to $455. It represents about 8% of departures along this route, with a usual 1-stop flight duration of 6 hours and 15 minutes, resulting in a total journey time of approximately 7 hours and 30 minutes.

Travelers flying from Seattle to Raleigh have the option to enhance their journey with upgraded service. Delta offers first-class and premium economy cabins, while Alaska Airlines features first-class and business class options, and United provides a first-class experience as well.

Best time to fly from Seattle (SEA) to Raleigh (RDU)

The most popular months for travelers flying from Seattle to Raleigh are January, April, and August, when peak temperatures in Raleigh reach up to 78.3°F in August. If you prefer quieter travel, consider October, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 62.8°F. For better deals, January usually offers the lowest average one-way fare around $237. Flight availability peaks in August, with approximately 48 flights per week, making it easier to find convenient departure times. February has the fewest flights, with approximately 21 flights per week.

• Cheapest time to fly: January usually offers good deals with average one-way fare around $237, roughly 8% cheaper than the yearly average.
• More budget-friendly months to fly: May, February, and June typically offer average one-way fares roughly ranging from $238 to $258.
• Most flight options: August has the highest number of flights from Seattle to Raleigh, with approximately 48 flights per week, giving you more flexibility in scheduling your trip.

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Seattle (SEA) to Raleigh (RDU)

• Seattle to Greensboro (SEA-GSO): Located approximately 66 miles from Raleigh-Durham International Airport (RDU), Piedmont Triad International Airport (GSO) offers a convenient connection. One-way economy fares for this journey generally fall between $155 and $480, influenced by the season and booking time. Typically, travelers will find one-stop options available, with common layover spots being Charlotte-Douglas International Airport (CLT) and O'Hare International Airport (ORD). Major airlines operating on this route include American Airlines and Delta, with first class also offered for an elevated travel experience.

How to find the best prices for flights from Seattle (SEA) to Raleigh (RDU)

Getting some of the best deals on flights from Seattle to Raleigh is all about timing and flexibility. Here are some key tips to help you save:

1. Best times to book and fly: cheaper fares are typically found when booking 2-8 weeks in advance, which aligns with when most travelers make their reservations. Morning departures between 5 am and 12 pm tend to offer lower prices and are also the most popular flight times. Additionally, flying on Thursday provides both more affordable rates and is the most common travel day.
2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Raleigh - Durham International Airport from Seattle - Tacoma International Airport

Raleigh welcomes travelers from Seattle with a range of transport options based on price, convenience, and proximity. For departures, Seattle - Tacoma International Airport is roughly a 20-minute drive (covering about 14 miles) from central Seattle. Raleigh city center is approximately a 20-minute drive (covering about 15 miles) from Raleigh - Durham International Airport, depending on traffic. Here's how to reach Raleigh efficiently:

• Hotel transfer: Transfers offer a convenient way to reach your hotel in Raleigh, with private rides that can be arranged in advance.
• Car rental: Renting a car from Raleigh - Durham International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Raleigh - Durham International Airport on Expedia.
• Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
• Public transportation: From Raleigh-Durham International Airport, Cary Station, a train station, is located about 6 miles from the airport.

Seattle to Raleigh Flights

The cheapest times to fly from Seattle to Raleigh

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Raleigh are during the month of December. You can find some of the cheapest flights from Seattle to Raleigh with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Seattle to Raleigh

Sunday is one of the best days to book for cheap flights from Seattle to Raleigh: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Seattle to Raleigh

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Raleigh in 2026. You can also book with separate airlines for your outbound and return journeys, from $175 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Raleigh flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Raleigh airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.