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

Charlotte (CLT) was the most common stop: 57% 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, United Airlines, and Southwest are the most popular carriers operating from Raleigh-Durham to Seattle/Tacoma Intl

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.

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 42% 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.

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

As of August 2025, there are 44 flights per week flying from Raleigh to Seattle. The most common day of the week flights depart is Thu, with 20% of flights taking off on this day.

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

The number of flights available between Raleigh and Seattle is 6 per day as of August 2025. The most frequent departure time is 7:00AM, with 55% of daily flights leaving at noon.

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 August 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.

$83 Cheap Flights from Raleigh to Seattle in 2025

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Find the cheapest flights from Raleigh to Seattle

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

5:23 pm - 12:30 amRDU-SEA

10h 07m1 stop

6:12 am - 4:28 pmSEA-RDU

7h 16m1 stop

$206Frontier

Find Deal

Fri, Sep 12 - Fri, Sep 19

5:23 pm - 12:30 amRDU-SEA

10h 07m1 stop

8:31 pm - 8:35 pmSEA-RDU

21h 04m2 stops

$207Frontier

Find Deal

Mon, Sep 22 - Thu, Sep 25

5:23 pm - 12:30 amRDU-SEA

10h 07m1 stop

6:12 am - 4:38 pmSEA-RDU

7h 26m1 stop

$214Frontier

Find Deal

Mon, Sep 22 - Thu, Sep 25

3:10 pm - 8:42 pmRDU-SEA

8h 32m1 stop

10:55 pm - 9:29 amSEA-RDU

7h 34m1 stop

$227United Airlines

Find Deal

Tue, Sep 2 - Wed, Sep 10

5:35 pm - 10:20 pmRDU-SEA

7h 45m1 stop

5:02 am - 3:26 pmSEA-RDU

7h 24m1 stop

$237United Airlines

Find Deal

Sat, Sep 6 - Tue, Sep 9

3:15 pm - 10:30 pmRDU-SEA

10h 15m1 stop

5:15 am - 5:10 pmSEA-RDU

8h 55m1 stop

$243Southwest

Find Deal

Sat, Sep 6 - Wed, Sep 10

1:30 pm - 9:50 pmRDU-SEA

11h 20m2 stops

5:35 am - 5:50 pmSEA-RDU

9h 15m1 stop

$248Southwest

Find Deal

Sat, Sep 6 - Wed, Sep 10

7:11 am - 10:03 amRDU-SEA

5h 52mnonstop

3:54 pm - 11:58 pmSEA-RDU

5h 04mnonstop

$277Delta

Find Deal

Tue, Sep 9 - Tue, Sep 16

7:15 am - 10:14 amRDU-SEA

5h 59mnonstop

3:50 pm - 11:48 pmSEA-RDU

4h 58mnonstop

$297Delta

Find Deal

Sat, Oct 18 - Thu, Oct 23

7:36 am - 10:26 amRDU-SEA

5h 50mnonstop

9:48 pm - 6:00 amSEA-RDU

5h 12mnonstop

$301Alaska Airlines

Find Deal

Fri, Sep 26 - Fri, Oct 3

Frontier flights from Raleigh to Seattle

Our best Frontier deals on Raleigh to Seattle flight tickets

Frontier

Sep 12

RDU5:23 pmRaleigh-Durham

10h 07m

1 stop

SEA12:30 amSeattle/Tacoma Intl

Sep 19

SEA6:12 amSeattle/Tacoma Intl

7h 16m

1 stop

RDU4:28 pmRaleigh-Durham

$206

Find similar

Frontier

Sep 22

RDU5:23 pmRaleigh-Durham

10h 07m

1 stop

SEA12:30 amSeattle/Tacoma Intl

Sep 25

SEA8:31 pmSeattle/Tacoma Intl

21h 04m

2 stops

RDU8:35 pmRaleigh-Durham

$207

Find similar

Frontier

Sep 22

RDU5:23 pmRaleigh-Durham

10h 07m

1 stop

SEA12:30 amSeattle/Tacoma Intl

Sep 25

SEA6:12 amSeattle/Tacoma Intl

7h 26m

1 stop

RDU4:38 pmRaleigh-Durham

$214

Find similar

United Airlines flights from Raleigh to Seattle

Our best United Airlines deals on Raleigh to Seattle flight tickets

United Airlines

Sep 2

RDU3:10 pmRaleigh-Durham

8h 32m

1 stop

SEA8:42 pmSeattle/Tacoma Intl

Sep 10

SEA10:55 pmSeattle/Tacoma Intl

7h 34m

1 stop

RDU9:29 amRaleigh-Durham

$227

Find similar

United Airlines

Sep 6

RDU5:35 pmRaleigh-Durham

7h 45m

1 stop

SEA10:20 pmSeattle/Tacoma Intl

Sep 9

SEA5:02 amSeattle/Tacoma Intl

7h 24m

1 stop

RDU3:26 pmRaleigh-Durham

$237

Find similar

United Airlines

Sep 11

RDU11:23 amRaleigh-Durham

8h 29m

1 stop

SEA4:52 pmSeattle/Tacoma Intl

Sep 16

SEA5:02 amSeattle/Tacoma Intl

7h 24m

1 stop

RDU3:26 pmRaleigh-Durham

$238

Find similar

Fly from

Fly to

Route

Depart

Return

Price

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Fri 9/12

5:23 pm-12:30 am

1 stop10h 07m

Seattle/Tacoma Intl

Fri 9/19

6:12 am-4:28 pm

1 stop7h 16m

$206

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Mon 9/22

5:23 pm-12:30 am

1 stop10h 07m

Seattle/Tacoma Intl

Thu 9/25

8:31 pm-8:35 pm

2 stops21h 04m

$207

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Mon 9/22

5:23 pm-12:30 am

1 stop10h 07m

Seattle/Tacoma Intl

Thu 9/25

6:12 am-4:38 pm

1 stop7h 26m

$214

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Tue 9/2

3:10 pm-8:42 pm

1 stop8h 32m

Seattle/Tacoma Intl

Wed 9/10

10:55 pm-9:29 am

1 stop7h 34m

$227

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Sat 9/6

5:35 pm-10:20 pm

1 stop7h 45m

Seattle/Tacoma Intl

Tue 9/9

5:02 am-3:26 pm

1 stop7h 24m

$237

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Sat 9/6

3:15 pm-10:30 pm

1 stop10h 15m

Seattle/Tacoma Intl

Wed 9/10

5:15 am-5:10 pm

1 stop8h 55m

$243

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Sat 9/6

1:30 pm-9:50 pm

2 stops11h 20m

Seattle/Tacoma Intl

Wed 9/10

5:35 am-5:50 pm

1 stop9h 15m

$248

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Tue 9/9

7:11 am-10:03 am

Nonstop5h 52m

Seattle/Tacoma Intl

Tue 9/16

3:54 pm-11:58 pm

Nonstop5h 04m

$277

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Sat 10/18

7:15 am-10:14 am

Nonstop5h 59m

Seattle/Tacoma Intl

Thu 10/23

3:50 pm-11:48 pm

Nonstop4h 58m

$297

RaleighSeattle

RDU - SEA

RDUSEA

Raleigh-Durham

Fri 9/26

7:36 am-10:26 am

Nonstop5h 50m

Seattle/Tacoma Intl

Fri 10/3

9:48 pm-6:00 am

Nonstop5h 12m

$301

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, 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 $306. 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 Tuesday. momondo users have found tickets for Tuesday departures for as low as $478. 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 $557.

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 afternoon, with an average ticket price of $506. 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 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $386 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 $322 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 August 2025, prices for Raleigh to Seattle flights are approximately 20% more expensive 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	$83
Fastest flight time	5h 49m
Direct flights	Every day
Airports in Seattle	1 airport

The best one-way flight to Seattle from Raleigh in the past 72 hours is $83. The best round-trip flight deal from Raleigh to Seattle found on momondo in the last 72 hours is $206.

The fastest flight from Raleigh to Seattle takes 5h 49m

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 49m 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 August 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 38.29% of all bookings. The subsequent popular models are Boeing 737-900 at 29.94%, Boeing 737-900 Passenger/BBJ3 (winglets) at 12.57%, and Boeing 737-800 at 6.63%.
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 Delta, representing 39% of all bookings. The subsequent popular airlines are Alaska Airlines at 36%, Hawaiian Airlines at 7%, and American Airlines at 7%.

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 $128	Free Cancellation	Rating 5.8 3,219 reviews	Search Frontier flights
Hawaiian Airlines	PriceFrom $153	Free Cancellation	Rating 7.8 2,656 reviews	Search Hawaiian Airlines flights
United Airlines	PriceFrom $178	Free Cancellation	Rating 7.4 8,916 reviews	Search United Airlines flights
Delta	PriceFrom $237	Free Cancellation	Rating 8.0 7,980 reviews	Search Delta flights
Southwest	PriceFrom $255	Free Cancellation	Rating 8.0 4,244 reviews	Search Southwest flights
Alaska Airlines	PriceFrom $257	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $276	Free Cancellation	Rating 7.2 10,000 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 $237. Generally, Delta has 7 flights on this route every week with an average price of $415. 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 $257 round-trip and rising to an average price of around $447.

Leavenworth

Tacoma

SeaTac

Ocean Shores

Olympia

Renton

Kent

Lynnwood

Federal Way

Puyallup

Marysville

Tukwila

Kirkland

Lakewood

Centralia

Shoreline

Cle Elum

Fife

Westport

Redmond

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

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Cheap flights from Raleigh to Seattle from $83

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 9/14. 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

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Our best United 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 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?

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.

How have Raleigh to Seattle flight prices changed over time?

As of August 2025, prices for Raleigh to Seattle flights are approximately 20% more expensive when compared to flights at the same time last year.

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

Frontier, United Airlines, 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: 57% 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 6 per day as of August 2025. The most frequent departure time is 7:00AM, with 55% of daily flights leaving at noon.

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

As of August 2025, there are 44 flights per week flying from Raleigh to Seattle. The most common day of the week flights depart is Thu, with 20% 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

Delta Flights From Raleigh to Seattle

Alaska Airlines 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

Airports servicing Washington