Which layover airport offers the lowest fares from Raleigh to Seattle?

Flights via Chicago (ORD) offer the lowest average round-trip price of $237.

Which layover airport has the shortest connection time from Raleigh to Seattle?

Chicago (ORD) has the shortest average layover time for this route: 1h 05m.

How many flights depart from Raleigh to Seattle on average per day?

The number of flights available between Raleigh and Seattle is 2 per day as of March 2026. The most frequent departure time is 6:00PM, with 73% of daily flights leaving in the evening.

Which airport is the most popular layover for flights between Raleigh and Seattle?

San Diego (SAN) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Raleigh-Durham to Seattle/Tacoma Intl?

Frontier is the most popular carrier operating from Raleigh-Durham to Seattle/Tacoma Intl

What airlines fly to Seattle?

Alaska Airlines, Delta and American Airlines are the top three most popular airlines that fly to Seattle from Raleigh according to our data. Alaska Airlines 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.

Which layover airport has the shortest travel time from Raleigh to Seattle?

Flights connecting via Chicago (ORD) have the shortest average one-way travel time: 8h 17m.

How many flights depart from Raleigh to Seattle on average per week?

As of March 2026, there are 20 flights per week flying from Raleigh to Seattle. The most common day of the week flights depart is Mon, with 20% of flights taking off on this day.

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 March 2026.

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.

$81 Cheap Flights from Raleigh to Seattle in 2026

Q: What is the typical price of a round-trip flight between Raleigh and Seattle?

Prices are currently low for flights on this route. Typical prices usually range from $248 to $443. The lowest price recently found on this route was $191.

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Raleigh to Seattle

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:35 pm - 9:27 am

RDU

SEA

16h 52m

1 stop

7:50 pm - 11:31 am

SEA

RDU

12h 41m

1 stop

$191Frontier

Tue, Apr 28 - Tue, May 5

9:49 pm - 9:27 am

RDU

SEA

14h 38m

1 stop

7:50 pm - 11:31 am

SEA

RDU

12h 41m

1 stop

$196Frontier

Fri, Apr 24 - Fri, May 8

9:49 pm - 9:27 am

RDU

SEA

14h 38m

1 stop

7:50 pm - 11:31 am

SEA

RDU

12h 41m

1 stop

$197Frontier

Sat, May 2 - Tue, May 12

6:00 am - 8:50 am

RDU

SEA

5h 50mnonstop

4:00 pm - 12:07 am

SEA

RDU

5h 07mnonstop

$198Delta

Tue, May 5 - Wed, May 20

6:00 am - 8:50 am

RDU

SEA

5h 50mnonstop

4:01 pm - 11:59 pm

SEA

RDU

4h 58mnonstop

$199Delta

Wed, Apr 22 - Mon, Apr 27

6:00 am - 9:27 am

RDU

SEA

30h 27m

2 stops

7:50 pm - 11:31 am

SEA

RDU

12h 41m

1 stop

$200Frontier

Tue, Apr 28 - Tue, May 12

6:55 pm - 9:27 am

RDU

SEA

17h 32m

1 stop

7:12 pm - 2:39 pm

SEA

RDU

40h 27m

2 stops

$201Frontier

Tue, Apr 14 - Tue, Apr 21

9:49 pm - 9:27 am

RDU

SEA

14h 38m

1 stop

7:50 pm - 11:31 am

SEA

RDU

12h 41m

1 stop

$202Frontier

Fri, May 1 - Tue, May 12

9:49 pm - 9:27 am

RDU

SEA

14h 38m

1 stop

7:50 pm - 11:31 am

SEA

RDU

12h 41m

1 stop

$208Frontier

Sat, Apr 25 - Fri, May 8

6:00 am - 8:50 am

RDU

SEA

5h 50mnonstop

10:40 pm - 10:07 am

SEA

RDU

8h 27m

1 stop

$209Delta

Wed, Apr 22 - Mon, Apr 27

Frontier flights from Raleigh to Seattle

Our best Frontier deals on Raleigh to Seattle flight tickets

Frontier

Apr 28

RDU7:35 pmRaleigh-Durham

16h 52m

1 stop

SEA9:27 amSeattle/Tacoma Intl

May 8

SEA7:50 pmSeattle/Tacoma Intl

12h 41m

1 stop

RDU11:31 amRaleigh-Durham

$191

Frontier

Apr 24

RDU9:49 pmRaleigh-Durham

14h 38m

1 stop

SEA9:27 amSeattle/Tacoma Intl

May 8

SEA7:50 pmSeattle/Tacoma Intl

12h 41m

1 stop

RDU11:31 amRaleigh-Durham

$196

Frontier

May 2

RDU9:49 pmRaleigh-Durham

14h 38m

1 stop

SEA9:27 amSeattle/Tacoma Intl

May 12

SEA7:50 pmSeattle/Tacoma Intl

12h 41m

1 stop

RDU11:31 amRaleigh-Durham

$197

Southwest flights from Raleigh to Seattle

Our best Southwest deals on Raleigh to Seattle flight tickets

Southwest

Apr 21

RDU3:50 pmRaleigh-Durham

11h 20m

2 stops

SEA12:10 amSeattle/Tacoma Intl

Apr 25

SEA1:20 pmSeattle/Tacoma Intl

7h 30m

1 stop

RDU11:50 pmRaleigh-Durham

$220

Southwest

Apr 14

RDU3:50 pmRaleigh-Durham

11h 20m

2 stops

SEA12:10 amSeattle/Tacoma Intl

Apr 20

SEA11:55 pmSeattle/Tacoma Intl

7h 35m

1 stop

RDU10:30 amRaleigh-Durham

$224

Southwest

Apr 24

RDU4:25 pmRaleigh-Durham

11h 15m

2 stops

SEA12:40 amSeattle/Tacoma Intl

Apr 27

SEA11:55 pmSeattle/Tacoma Intl

9h 55m

2 stops

RDU12:50 pmRaleigh-Durham

$229

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Tue 4/28

7:35 pm-9:27 am

1 stop16h 52m

Seattle/Tacoma Intl

Tue 5/5

7:50 pm-11:31 am

1 stop12h 41m

$191

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Fri 4/24

9:49 pm-9:27 am

1 stop14h 38m

Seattle/Tacoma Intl

Fri 5/8

7:50 pm-11:31 am

1 stop12h 41m

$196

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Sat 5/2

9:49 pm-9:27 am

1 stop14h 38m

Seattle/Tacoma Intl

Tue 5/12

7:50 pm-11:31 am

1 stop12h 41m

$197

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Tue 5/5

6:00 am-8:50 am

Nonstop5h 50m

Seattle/Tacoma Intl

Wed 5/20

4:00 pm-12:07 am

Nonstop5h 07m

$198

Quickest round-trip

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Wed 4/22

6:00 am-8:50 am

Nonstop5h 50m

Seattle/Tacoma Intl

Mon 4/27

4:01 pm-11:59 pm

Nonstop4h 58m

$199

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Tue 4/28

6:00 am-9:27 am

2 stops30h 27m

Seattle/Tacoma Intl

Tue 5/12

7:50 pm-11:31 am

1 stop12h 41m

$200

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Tue 4/14

6:55 pm-9:27 am

1 stop17h 32m

Seattle/Tacoma Intl

Tue 4/21

7:12 pm-2:39 pm

2 stops40h 27m

$201

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Fri 5/1

9:49 pm-9:27 am

1 stop14h 38m

Seattle/Tacoma Intl

Tue 5/12

7:50 pm-11:31 am

1 stop12h 41m

$202

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Sat 4/25

9:49 pm-9:27 am

1 stop14h 38m

Seattle/Tacoma Intl

Fri 5/8

7:50 pm-11:31 am

1 stop12h 41m

$208

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Wed 4/22

6:00 am-8:50 am

Nonstop5h 50m

Seattle/Tacoma Intl

Mon 4/27

10:40 pm-10:07 am

1 stop8h 27m

$209

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

Other information

What is the typical price of a round-trip flight between Raleigh and Seattle?

What is the cheapest month to fly to Seattle?

In general, February 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 $246. If you don’t want to visit Seattle in February, then you should wait until January to fly from Raleigh, when ticket prices are also cheap, with an average price of $279.

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 Thursday. momondo users have found tickets for Thursday departures for as low as $473. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday 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 $565.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Raleigh in the morning is the least expensive time of day to depart. momondo users have found prices as low as $478 when looking at flights departing in the morning. Flights to Seattle are more costly in the evening, with an average ticket price of $598. Departure times in the evening 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 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $359 when searching 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 $283 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.

How have Raleigh to Seattle flight prices changed over time?

As of March 2026, prices for Raleigh to Seattle flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from Raleigh to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Raleigh to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

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

Best Price Found	$188
Fastest flight time	5h 43m
Direct flights	Every day
Airports in Seattle	1 airport

The best one-way flight to Seattle from Raleigh in the past 72 hours is $188. The best round-trip flight deal from Raleigh to Seattle found on momondo in the last 72 hours is $315.

The fastest flight from Raleigh to Seattle takes 5h 43m

Direct flights go from Raleigh to Seattle every day.

There is 1 airport in Seattle. From Raleigh there are direct flights to Seattle/Tacoma Intl (SEA).

Search flight deals

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 43m 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 March 2026.
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 737-900, representing 53.31% of all bookings. The subsequent popular models are Boeing 737-900 Passenger/BBJ3 (winglets) at 17.01%, Boeing 737 MAX 9 at 9.64%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 8.32%.
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 41% of all bookings. The subsequent popular airlines are Delta at 35%, Hawaiian Airlines at 7%, and United 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
Frontier	PriceFrom $130	Free Cancellation	Rating 5.7 3,024 reviews	Search Frontier flights
Hawaiian Airlines	PriceFrom $138	Free Cancellation	Rating 7.8 2,841 reviews	Search Hawaiian Airlines flights
Sun Country Air	PriceFrom $144	Free Cancellation	Rating 6.8 341 reviews	Search Sun Country Air flights
Delta	PriceFrom $166	Free Cancellation	Rating 7.9 8,291 reviews	Search Delta flights
Alaska Airlines	PriceFrom $203	Free Cancellation	Rating 7.9 12,072 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $214	Free Cancellation	Rating 8.0 4,319 reviews	Search Southwest flights
United Airlines	PriceFrom $236	Free Cancellation	Rating 7.4 9,436 reviews	Search United Airlines flights
American Airlines	PriceFrom $256	Free Cancellation	Rating 7.1 11,470 reviews	Search American Airlines flights

Delta Flights From Raleigh to Seattle
The lowest priced Delta flight from Raleigh to Seattle from the last 72 hours was $166. Generally, Delta has 7 flights on this route every week with an average price of $390. Delta is rated 7.9/10 by our users.
Alaska Airlines Flights From Raleigh to Seattle
Another popular option for Raleigh to Seattle flights is Alaska Airlines (7.9/10, 12,072 ratings). Alaska Airlines flies from Raleigh to Seattle around 2 times per week, with deals starting from $203 round-trip and rising to an average price of around $413.

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Redmond

Marysville

Puyallup

Cle Elum

Lakewood

Tukwila

Federal Way

Fife

Westport

Centralia

Kirkland

Tumwater

Why 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.

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 4/18

Sat 4/25

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Cabin classes

Other United States destinations

Other flights from Raleigh

Complete your trip

Feeling lucky

Airports servicing Washington

Walla Walla Airport

Bellingham Airport

Wenatchee Pangborn Field Airport

Eastsound Orcas Island Airport

Friday Harbor SPB Airport

Spokane Airport

Kenmore Air Harbor Airport

Pasco Tri Cities Airport

Pullman Moscow Regional Airport

Rosario SPB Airport

Yakima Air Terminal Airport

Cheap flights from Raleigh to Seattle from $81

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 4/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Raleigh to Seattle

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Frontier flights from Raleigh to Seattle

Our best Frontier deals on Raleigh to Seattle flight tickets

Southwest flights from Raleigh to Seattle

Our best Southwest deals on Raleigh to Seattle flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Raleigh to Seattle that are best for you.

See travel insights to Seattle from

How to get the cheapest flight ticket from Raleigh to Seattle

What is the typical price of a round-trip flight between Raleigh and Seattle?

What is the cheapest month to fly to Seattle?

What is the cheapest day to depart on your flight to Seattle?

What is the cheapest time of day to depart on your flight to Seattle?

What is the cheapest Raleigh-Durham to Seattle/Tacoma Intl flight route?

How far in advance should I book a flight to Seattle?

What cabin class options are available on Raleigh-Durham to Seattle/Tacoma Intl flights?

How have Raleigh to Seattle flight prices changed over time?

What is the cheapest airline that flies from Raleigh-Durham to Seattle/Tacoma Intl?

What airlines fly to Seattle?

Which airport is the most popular layover for flights between Raleigh and Seattle?

Which layover airport offers the lowest fares from Raleigh to Seattle?

Which layover airport has the shortest travel time from Raleigh to Seattle?

Which layover airport has the shortest connection time from Raleigh to Seattle?

How many flights depart from Raleigh to Seattle on average per day?

How many flights depart from Raleigh to Seattle on average per week?

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

Best Price Found

Fastest flight time

Direct flights

Airports in Seattle

Best airlines flying from Raleigh to Seattle

Compare and see reviews for airlines that fly from Raleigh to Seattle with momondo

Delta Flights From Raleigh to Seattle

Alaska Airlines Flights From Raleigh to Seattle

Traveling to a place near Seattle?

Why use momondo?

An easier way to manage your Seattle trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Washington

Fly your favorite airline to Seattle

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Seattle

List of cabin classes available on flights landing in Seattle. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Raleigh

According to popular flight searches on momondo this year

Complete your trip to Seattle

Explore popular destinations other users love

According to popular flight searches on momondo this year