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 19m.

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

The number of flights available between Raleigh and Seattle is 4 per day as of December 2025. The most frequent departure time is 7:00AM, with 64% of daily flights leaving at noon.

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

Flights via Las Vegas (LAS) offer the lowest average round-trip price of $267.

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

Charlotte (CLT) was the most common stop: 50% 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?

Delta and Southwest 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 40% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 7 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 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 week?

As of December 2025, there are 33 flights per week flying from Raleigh to Seattle. The most common day of the week flights depart is Wed, with 18% 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 7 as of December 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.

$140 Cheap Flights from Raleigh to Seattle in 2025/26

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Find the cheapest flights from Raleigh to Seattle

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:36 am - 10:42 am

RDU

SEA

6h 06mnonstop

3:59 pm - 11:53 pm

SEA

RDU

4h 54mnonstop

$219Delta

Wed, Jan 14 - Mon, Jan 19

7:39 pm - 11:09 am

RDU

SEA

18h 30m1 stop

12:34 pm - 11:56 pm

SEA

RDU

32h 22m2 stops

$221Frontier

Thu, Jan 15 - Fri, Jan 23

5:25 am - 1:35 pm

RDU

SEA

11h 10m1 stop

5:00 am - 9:00 pm

SEA

RDU

13h 00m1 stop

$224Southwest

Thu, Feb 26 - Mon, Mar 2

2:13 pm - 10:22 pm

RDU

SEA

11h 09m1 stop

3:55 pm - 11:46 pm

SEA

RDU

4h 51mnonstop

$228Delta

Sat, Mar 21 - Fri, Mar 27

7:00 am - 2:44 pm

RDU

SEA

10h 44m1 stop

10:15 pm - 6:07 am

SEA

RDU

4h 52mnonstop

$229Delta

Thu, Feb 12 - Sun, Feb 15

7:04 pm - 10:07 pm

RDU

SEA

6h 03mnonstop

10:00 am - 6:04 pm

SEA

RDU

5h 04mnonstop

$233Alaska Airlines

Wed, Jan 7 - Sat, Jan 10

5:15 am - 6:23 pm

RDU

SEA

16h 08m2 stops

10:15 pm - 6:07 am

SEA

RDU

4h 52mnonstop

$234Delta

Sat, Feb 7 - Mon, Feb 16

3:15 pm - 10:30 pm

RDU

SEA

10h 15m2 stops

5:00 am - 2:50 pm

SEA

RDU

6h 50m1 stop

$235Southwest

Mon, Feb 2 - Thu, Feb 26

4:07 pm - 9:15 pm

RDU

SEA

8h 08m1 stop

5:00 am - 3:01 pm

SEA

RDU

7h 01m1 stop

$237United Airlines

Wed, Jan 7 - Sat, Jan 10

5:20 pm - 8:25 pm

RDU

SEA

6h 05mnonstop

9:17 pm - 5:40 am

SEA

RDU

5h 23mnonstop

$238Alaska Airlines

Sun, Mar 22 - Fri, Mar 27

Frontier flights from Raleigh to Seattle

Our best Frontier deals on Raleigh to Seattle flight tickets

Frontier

Jan 15

RDU7:39 pmRaleigh-Durham

18h 30m

1 stop

SEA11:09 amSeattle/Tacoma Intl

Jan 23

SEA12:34 pmSeattle/Tacoma Intl

32h 22m

2 stops

RDU11:56 pmRaleigh-Durham

$221

Find similar

Frontier

Feb 12

RDU7:36 pmRaleigh-Durham

19h 38m

1 stop

SEA12:14 pmSeattle/Tacoma Intl

Feb 19

SEA1:09 pmSeattle/Tacoma Intl

26h 32m

1 stop

RDU6:41 pmRaleigh-Durham

$227

Find similar

Frontier

Feb 7

RDU6:00 amRaleigh-Durham

32h 19m

2 stops

SEA11:19 amSeattle/Tacoma Intl

Feb 12

SEA1:09 pmSeattle/Tacoma Intl

26h 32m

1 stop

RDU6:41 pmRaleigh-Durham

$230

Find similar

American Airlines flights from Raleigh to Seattle

Our best American Airlines deals on Raleigh to Seattle flight tickets

American Airlines

Feb 12

RDU6:00 amRaleigh-Durham

9h 28m

1 stop

SEA12:28 pmSeattle/Tacoma Intl

Feb 15

SEA11:18 pmSeattle/Tacoma Intl

9h 33m

1 stop

RDU11:51 amRaleigh-Durham

$253

Find similar

American Airlines

Feb 25

RDU12:51 pmRaleigh-Durham

12h 24m

1 stop

SEA10:15 pmSeattle/Tacoma Intl

Mar 1

SEA10:09 pmSeattle/Tacoma Intl

6h 53m

1 stop

RDU8:02 amRaleigh-Durham

$255

Find similar

Fly from

Fly to

Route

Depart

Return

Price

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Wed 1/14

7:36 am-10:42 am

Nonstop6h 06m

Seattle/Tacoma Intl

Mon 1/19

3:59 pm-11:53 pm

Nonstop4h 54m

$219

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Thu 1/15

7:39 pm-11:09 am

1 stop18h 30m

Seattle/Tacoma Intl

Fri 1/23

12:34 pm-11:56 pm

2 stops32h 22m

$221

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Thu 2/26

5:25 am-1:35 pm

1 stop11h 10m

Seattle/Tacoma Intl

Mon 3/2

5:00 am-9:00 pm

1 stop13h 00m

$224

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Sat 3/21

2:13 pm-10:22 pm

1 stop11h 09m

Seattle/Tacoma Intl

Fri 3/27

3:55 pm-11:46 pm

Nonstop4h 51m

$228

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Thu 2/12

7:00 am-2:44 pm

1 stop10h 44m

Seattle/Tacoma Intl

Sun 2/15

10:15 pm-6:07 am

Nonstop4h 52m

$229

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Wed 1/7

7:04 pm-10:07 pm

Nonstop6h 03m

Seattle/Tacoma Intl

Sat 1/10

10:00 am-6:04 pm

Nonstop5h 04m

$233

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Sat 2/7

5:15 am-6:23 pm

2 stops16h 08m

Seattle/Tacoma Intl

Mon 2/16

10:15 pm-6:07 am

Nonstop4h 52m

$234

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Mon 2/2

3:15 pm-10:30 pm

2 stops10h 15m

Seattle/Tacoma Intl

Thu 2/26

5:00 am-2:50 pm

1 stop6h 50m

$235

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Wed 1/7

4:07 pm-9:15 pm

1 stop8h 08m

Seattle/Tacoma Intl

Sat 1/10

5:00 am-3:01 pm

1 stop7h 01m

$237

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Sun 3/22

5:20 pm-8:25 pm

Nonstop6h 05m

Seattle/Tacoma Intl

Fri 3/27

9:17 pm-5:40 am

Nonstop5h 23m

$238

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 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 $288. 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 $327.

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 Wednesday. momondo users have found tickets for Wednesday departures for as low as $482. 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 $563.

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

Flying to Seattle from Raleigh at noon is the least expensive time of day to depart. momondo users have found prices as low as $413 when looking at flights departing at noon. Flights to Seattle are more costly in the evening, with an average ticket price of $841. 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 $381 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 $336 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.

Can stopping save me money on Raleigh to Seattle flights?

You could potentially save up to 14% on your flight if you consider stops on a Raleigh to Seattle flight.

How have Raleigh to Seattle flight prices changed over time?

As of December 2025, prices for Raleigh to Seattle flights are approximately 8% 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	$213
Fastest flight time	5h 57m
Direct flights	Every day
Airports in Seattle	1 airport

The best one-way flight to Seattle from Raleigh in the past 72 hours is $213. The best round-trip flight deal from Raleigh to Seattle found on momondo in the last 72 hours is $347.

The fastest flight from Raleigh to Seattle takes 5h 57m

Direct flights go from Raleigh to Seattle every day.

There is 1 airport near Seattle: 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 59m 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 7 as of December 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 30.13% of all bookings. The subsequent popular models are Boeing 737-900 at 27.20%, Boeing 737-800 Passenger/BBJ2 (winglets) at 14.40%, and Boeing 737-900 Passenger/BBJ3 (winglets) at 12.00%.
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 37% of all bookings. The subsequent popular airlines are Delta at 37%, Hawaiian Airlines at 9%, and American Airlines at 6%.

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
Hawaiian Airlines	PriceFrom $151	Free Cancellation	Rating 7.8 2,816 reviews	Search Hawaiian Airlines flights
Frontier	PriceFrom $157	Free Cancellation	Rating 5.8 3,092 reviews	Search Frontier flights
Delta	PriceFrom $194	Free Cancellation	Rating 7.9 8,011 reviews	Search Delta flights
Southwest	PriceFrom $214	Free Cancellation	Rating 8.0 4,255 reviews	Search Southwest flights
United Airlines	PriceFrom $236	Free Cancellation	Rating 7.4 9,066 reviews	Search United Airlines flights
Alaska Airlines	PriceFrom $250	Free Cancellation	Rating 8.0 11,401 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $276	Free Cancellation	Rating 7.2 11,046 reviews	Search American Airlines flights

Alaska Airlines Flights From Raleigh to Seattle
The lowest priced Alaska Airlines flight from Raleigh to Seattle from the last 72 hours was $250. Generally, Alaska Airlines has 4 flights on this route every week with an average price of $442. Alaska Airlines is rated 8.0/10 by our users.
Delta Flights From Raleigh to Seattle
Another popular option for Raleigh to Seattle flights is Delta (7.9/10, 8,010 ratings). Delta flies from Raleigh to Seattle around 3 times per week, with deals starting from $194 round-trip and rising to an average price of around $416.

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Puyallup

Marysville

Tukwila

Redmond

Cle Elum

Federal Way

Lakewood

Fife

Centralia

Westport

Kirkland

Shoreline

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.

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Cheap flights from Raleigh to Seattle from $140

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 2/14. 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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Frontier flights from Raleigh to Seattle

Our best Frontier deals on Raleigh to Seattle flight tickets

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Our best American Airlines deals on Raleigh to Seattle flight tickets

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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?

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?

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?

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.

Can stopping save me money on Raleigh to Seattle flights?

You could potentially save up to 14% on your flight if you consider stops on a Raleigh to Seattle flight.

How have Raleigh to Seattle flight prices changed over time?

As of December 2025, prices for Raleigh to Seattle flights are approximately 8% cheaper when compared to flights at the same time last year.

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

Delta and Southwest are the most popular carriers operating 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?

Charlotte (CLT) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Las Vegas (LAS) offer the lowest average round-trip price of $267.

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 19m.

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 4 per day as of December 2025. The most frequent departure time is 7:00AM, with 64% of daily flights leaving at noon.

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

As of December 2025, there are 33 flights per week flying from Raleigh to Seattle. The most common day of the week flights depart is Wed, with 18% 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

Best Price Found

Fastest flight time

Direct flights

Airports in Seattle

How far is Raleigh-Durham to Seattle/Tacoma Intl by plane?

When did momondo last update prices for flights from Raleigh-Durham Airport to Seattle/Tacoma Intl Airport?

How many operators does momondo search for flights from Raleigh-Durham Airport to Seattle/Tacoma Intl Airport?

How old do you have to be to fly from Raleigh-Durham Airport to Seattle/Tacoma Intl Airport?

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

What is the most popular plane model from Raleigh to Seattle?

What is the most popular airline from Raleigh to Seattle?

Best airlines flying from Raleigh to Seattle

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

Alaska Airlines Flights From Raleigh to Seattle

Delta Flights From Raleigh to Seattle

Traveling to a place near Seattle?

Why use momondo?

Why should I use momondo to find a flight deal from Raleigh to Seattle?

Can I find flights from Raleigh to Seattle with flexible booking policies on momondo?

How can momondo help me find flights from Raleigh to Seattle?

I’m not ready to book a flight from Raleigh to Seattle right now. Can momondo alert me if prices 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.

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