Cheap flights from Raleigh to Seattle from $103
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Raleigh to Seattle departing on 9/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Raleigh to Seattle
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Seattle?
In general, January is the cheapest month to fly from Raleigh to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $302. If you don’t want to visit Seattle in January, then you should wait until February to fly from Raleigh, when ticket prices are also cheap, with an average price of $337.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Raleigh is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $463. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Raleigh because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $558.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Raleigh in the evening is the least expensive time of day to depart. momondo users have found prices as low as $263 when looking at flights departing in the evening. Flights to Seattle are more costly in the afternoon, with an average ticket price of $496. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Raleigh-Durham to Seattle/Tacoma Intl flight route?
Fly from Raleigh-Durham to Seattle/Tacoma Intl for the best Raleigh-Durham - Seattle/Tacoma Intl flight prices
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Raleigh when booking 6 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $388 when searching 6 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Raleigh for as low as $344 on momondo.
What cabin class options are available on Raleigh-Durham to Seattle/Tacoma Intl flights?
There are 4 cabin classes available to choose from on Raleigh-Durham to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Raleigh-Durham to Seattle/Tacoma Intl?
United Airlines, Southwest, and Frontier are the most popular carriers operating from Raleigh-Durham to Seattle/Tacoma Intl
What airlines fly to Seattle?
Delta, Alaska Airlines and American Airlines are the top three most popular airlines that fly to Seattle from Raleigh according to our data. Delta is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 8 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
How many flights depart from Raleigh to Seattle on average per day?
The number of flights available between Raleigh and Seattle is 5 per day as of June 2025. The most frequent departure time is 7:00AM, with 70% of daily flights leaving at noon.
How many flights depart from Raleigh to Seattle on average per week?
As of June 2025, there are 35 flights per week flying from Raleigh to Seattle. The most common day of the week flights depart is Thu, with 26% of flights taking off on this day.
When to book flights from Raleigh to Seattle
Cheap Raleigh to Seattle (RDU to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Raleigh to Seattle
How far is Raleigh-Durham to Seattle/Tacoma Intl by plane?
The straight-line distance from Raleigh-Durham to Seattle/Tacoma Intl is 2360.6 mi. Typically, this will take 5h 46m by plane in normal conditions.
When did momondo last update prices for flights from Raleigh-Durham Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Raleigh-Durham Airport to Seattle/Tacoma Intl Airport refresh daily.
How many operators does momondo search for flights from Raleigh-Durham Airport to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Raleigh-Durham Airport to Seattle/Tacoma Intl Airport is 8 as of June 2025.
How old do you have to be to fly from Raleigh-Durham Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Raleigh-Durham Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Raleigh to Seattle?
momondo data reveals that the most frequently booked plane model on the route from Raleigh to Seattle is Boeing 737 MAX 9, representing 33.94% of all bookings. The subsequent popular models are Boeing 737-900 at 25.13%, Boeing 737-900 Passenger/BBJ3 (winglets) at 18.00%, and Boeing 737-800 at 10.88%.
What is the most popular airline from Raleigh to Seattle?
momondo data reveals that the most frequently booked airline on the route from Raleigh to Seattle is Alaska Airlines, representing 40% of all bookings. The subsequent popular airlines are Delta at 39%, American Airlines at 7%, and Hawaiian Airlines at 5%.
Best airlines flying from Raleigh to Seattle
Compare and see reviews for airlines that fly from Raleigh to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $125 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $153 | Free Cancellation | Rating 7.8 2,494 reviews | |||
| PriceFrom $168 | Free Cancellation | Rating 6.9 345 reviews | |||
| PriceFrom $188 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $235 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $256 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $276 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $303 | Free Cancellation | Rating 8.0 4,287 reviews |
Delta Flights From Raleigh to Seattle
The lowest priced Delta flight from Raleigh to Seattle from the last 72 hours was $235. Generally, Delta has 6 flights on this route every week with an average price of $413. Delta is rated 8.0/10 by our users.
Alaska Airlines Flights From Raleigh to Seattle
Another popular option for Raleigh to Seattle flights is Alaska Airlines (8.0/10, 10,000 ratings). Alaska Airlines flies from Raleigh to Seattle around 2 times per week, with deals starting from $256 round-trip and rising to an average price of around $451.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Raleigh to Seattle?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Raleigh to Seattle. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Raleigh to Seattle with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Seattle from Raleigh with this policy.
How can momondo help me find flights from Raleigh to Seattle?
Once you have performed a search for Raleigh to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Raleigh to Seattle right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Raleigh to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.