What’s the cheapest layover airport for flights from Greenville to Seattle?

Washington, D.C. (IAD) is the most affordable 1-stop option, with an average round-trip price of $456.

What’s the fastest layover option from Greenville to Seattle?

Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 8h 18m.

What’s the top layover airport for flights from Greenville to Seattle?

Chicago (ORD) – chosen by Cheapflights users on 50% of 1-stop itineraries from Greenville to Seattle on Cheapflights.

Which airport typically offers the quickest layover for flights from Greenville to Seattle?

Flights via Washington, D.C. (IAD) offer the fastest connection on this route, with an average layover time of 1h 07m.

How long is the flight from Greenville to Seattle?

Departing from Greenville to Seattle will take you 7h 57m. Greenville and Seattle are separated by a distance of 2226 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from Greenville to Seattle round-trip?

Flying on Delta is currently your cheapest option to Seattle, with prices starting at $223. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $336 and $338, respectively. These flights start at 55% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Greenville to Seattle one-way?

One-way options have recently been found by users for as low as $109 on Delta. Other airlines that offer cheap prices include American Airlines from $156 and United Airlines from $176 one-way.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

What are the most popular airlines that fly from Greenville to Seattle?

When booking a flight from Greenville to Seattle, you may want to consider flying on American Airlines, Delta or United Airlines as they are the most popular for this route.

Most accurate provider : When it comes to deals on Greenville-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Greenville-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Greenville-Seattle flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Greenville-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Greenville-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Greenville to Seattle that include hotel bookings?

Yes. In addition to deals on Greenville to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Greenville to Seattle?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Greenville to Seattle.

Can I find deals for business class flights from Greenville to Seattle?

Yes. Cheapflights offers flight deals from Greenville to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$136+ Flights from Greenville to Seattle

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheapflights Tip: The best prices from Greenville to Seattle/Tacoma Intl are usually found in September or October, booked 70 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Greenville to Seattle

Cheapest flights from Greenville to Seattle
Explore the most affordable flight options available from Greenville to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 25, 2025.

Thu 12/2512:44 pmGSP - SEA

1 stop9h 44mAmerican Airlines

Thu 12/2511:34 pmSEA - GSP

1 stop8h 54mAmerican Airlines

Deal found 12/23

$543

Tue 12/305:44 pmGSP - SEA

1 stop9h 50mUnited Airlines

Thu 1/15:02 amSEA - GSP

1 stop7h 06mUnited Airlines

Deal found 12/23

$652

Tue 12/3012:44 pmGSP - SEA

1 stop9h 44mAmerican Airlines

Thu 1/110:13 pmSEA - GSP

1 stop7h 23mAmerican Airlines

Deal found 12/23

$684

Wed 12/245:44 pmGSP - SEA

1 stop9h 50mUnited Airlines

Fri 1/27:00 amSEA - GSP

1 stop24h 56mUnited Airlines

Deal found 12/22

$761

Best flights from Greenville to Seattle
Discover carefully curated flight deals from Greenville to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 25, 2025.

Sat 1/176:35 amGSP - SEA

1 stop7h 57mUnited Airlines

Sat 1/1711:45 pmSEA - GSP

1 stop8h 23mUnited Airlines

Deal found 12/22

$307

Wed 1/146:00 amGSP - SEA

2 stops10h 08mAmerican Airlines

Sat 1/176:12 amSEA - GSP

1 stop8h 44mAmerican Airlines

Deal found 12/23

$342

Tue 2/1011:15 amGSP - SEA

2 stops14h 15mSouthwest

Wed 2/116:05 amSEA - GSP

2 stops10h 45mSouthwest

Deal found 12/23

$383

Wed 1/146:49 amGSP - SEA

2 stops11h 55mUnited Airlines

Sat 1/175:00 amSEA - GSP

1 stop7h 20mUnited Airlines

Deal found 12/23

$342

Thu 1/156:00 amGSP - SEA

1 stop8h 45mAmerican Airlines

Sun 1/186:12 amSEA - GSP

1 stop8h 44mAmerican Airlines

Deal found 12/24

$350

Tue 1/1310:00 amGSP - SEA

2 stops11h 26mUnited Airlines

Sat 1/1711:45 pmSEA - GSP

1 stop8h 23mUnited Airlines

Deal found 12/22

$342

Wed 1/217:50 amGSP - SEA

1 stop8h 18mAmerican Airlines

Wed 1/2810:50 amSEA - GSP

1 stop7h 06mAmerican Airlines

Deal found 12/24

$367

Thu 1/1510:51 amGSP - SEA

1 stop8h 10mUnited Airlines

Sun 1/188:10 amSEA - GSP

2 stops12h 38mUnited Airlines

Deal found 12/24

$355

Wed 1/147:50 amGSP - SEA

1 stop8h 18mAmerican Airlines

Mon 1/199:45 pmSEA - GSP

1 stop9h 02mAmerican Airlines

Deal found 12/23

$380

Last-minute flights from Greenville to Seattle
Discover last-minute flight deals from Greenville to Seattle. Data last updated December 25, 2025 and is based on user searches.

Tue 1/136:00 amGSP - SEA

2 stops10h 04mAmerican Airlines

Sat 1/178:04 amSEA - GSP

2 stops9h 44mAmerican Airlines

Deal found 12/22

$371

Wed 1/144:15 pmGSP - SEA

1 stop8h 00mUnited Airlines

Sat 1/178:10 amSEA - GSP

1 stop8h 19mUnited Airlines

Deal found 12/23

$337

Wed 1/146:00 amGSP - SEA

2 stops10h 08mAmerican Airlines

Sat 1/178:04 amSEA - GSP

2 stops9h 44mAmerican Airlines

Deal found 12/23

$377

Wed 1/143:39 pmGSP - SEA

1 stop8h 06mAmerican Airlines

Mon 1/199:45 pmSEA - GSP

1 stop9h 02mAmerican Airlines

Deal found 12/24

$380

Thu 1/157:50 amGSP - SEA

1 stop8h 24mAmerican Airlines

Sun 1/186:12 amSEA - GSP

1 stop8h 44mAmerican Airlines

Deal found 12/25

$350

Thu 1/155:34 pmGSP - SEA

1 stop8h 09mUnited Airlines

Sun 1/188:40 amSEA - GSP

2 stops12h 08mUnited Airlines

Deal found 12/23

$355

Sat 1/176:35 amGSP - SEA

1 stop7h 57mUnited Airlines

Sat 1/1711:45 pmSEA - GSP

1 stop8h 23mUnited Airlines

Deal found 12/22

$307

Wed 1/217:50 amGSP - SEA

1 stop8h 18mAmerican Airlines

Wed 1/2810:50 amSEA - GSP

1 stop7h 06mAmerican Airlines

Deal found 12/24

$367

Fri 1/237:50 amGSP - SEA

1 stop17h 30mAmerican Airlines

Wed 1/288:04 amSEA - GSP

1 stop12h 55mAmerican Airlines

Deal found 12/23

$348

One-way flights from Greenville to Seattle
Search for one-way flight options from Greenville to Seattle. Find affordable one-way fares based on user searches. Data last updated December 25, 2025.

Fri 1/304:39 pmGSP - SEA

2 stops45h 40mMultiple Airlines

Deal found 12/23

$136

Thu 2/195:17 pmGSP - SEA

3 stops45h 44mMultiple Airlines

Deal found 12/23

$150

Sat 2/143:56 pmGSP - SEA

1 stop8h 12mAmerican Airlines

Deal found 12/25

$154

Fri 2/206:22 pmGSP - SEA

3 stops25h 00mMultiple Airlines

Deal found 12/22

$168

Wed 2/185:40 amGSP - SEA

2 stops17h 03mDelta

Deal found 12/22

$174

Tue 2/2411:26 amGSP - SEA

1 stop13h 49mAmerican Airlines

Deal found 12/22

$176

Sun 2/85:45 pmGSP - SEA

3 stops50h 30mMultiple Airlines

Deal found 12/25

$179

Tue 3/35:40 amGSP - SEA

1 stop9h 40mDelta

Deal found 12/24

$184

Tue 2/2412:05 pmGSP - SEA

2 stops12h 07mUnited Airlines

Deal found 12/22

$189

Find flight deals from Greenville to Seattle

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$307 (United Airlines)
One-way from	$136 (Kiwi.com)
Popular in	December
Cheapest in	September
Average price	$664

Provider with most accurate pricing for Greenville-Seattle/Tacoma Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Greenville-Seattle/Tacoma Intl flights.

Search Deals

From Greenville to Seattle/Tacoma Intl

Search Deals

One-way flight from Greenville to Seattle/Tacoma Intl

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($61 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Sat 1/17

6:35 am-11:32 am

1 stop7h 57m

Seattle/Tacoma Intl

Sat 1/17

11:45 pm-11:08 am

1 stop8h 23m

$307

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Wed 1/14

6:00 am-1:08 pm

2 stops10h 08m

Seattle/Tacoma Intl

Sat 1/17

6:12 am-5:56 pm

1 stop8h 44m

$342

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Wed 1/14

6:49 am-3:44 pm

2 stops11h 55m

Seattle/Tacoma Intl

Sat 1/17

5:00 am-3:20 pm

1 stop7h 20m

$342

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Tue 1/13

10:00 am-6:26 pm

2 stops11h 26m

Seattle/Tacoma Intl

Sat 1/17

11:45 pm-11:08 am

1 stop8h 23m

$342

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Thu 1/15

6:00 am-11:45 am

1 stop8h 45m

Seattle/Tacoma Intl

Sun 1/18

6:12 am-5:56 pm

1 stop8h 44m

$350

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Thu 1/15

10:51 am-4:01 pm

1 stop8h 10m

Seattle/Tacoma Intl

Sun 1/18

8:10 am-11:48 pm

2 stops12h 38m

$355

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Wed 1/21

7:50 am-1:08 pm

1 stop8h 18m

Seattle/Tacoma Intl

Wed 1/28

10:50 am-8:56 pm

1 stop7h 06m

$367

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Wed 1/14

7:50 am-1:08 pm

1 stop8h 18m

Seattle/Tacoma Intl

Mon 1/19

9:45 pm-9:47 am

1 stop9h 02m

$380

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Tue 2/10

11:15 am-10:30 pm

2 stops14h 15m

Seattle/Tacoma Intl

Wed 2/11

6:05 am-7:50 pm

2 stops10h 45m

$383

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Fri 1/30

4:39 pm-11:19 am

2 stops45h 40m

$136

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/23

Showing 1-10 of 16 results

Compare providers for flights from Greenville to Seattle

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Greenville to Seattle in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars
Cheapfaremart	Price Accuracy-	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Greenville-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Greenville-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Greenville-Seattle flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Greenville-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Greenville-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Greenville to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Greenville with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Greenville to Seattle

Prices

How far ahead should I book a flight from Greenville to Seattle?

To ensure you get the cheapest price possible for a flight from Greenville to Seattle, you should look to book at least 70 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Greenville to Seattle?

Currently, August is the cheapest month in which you can book a flight from Greenville to Seattle (average of $238). Flying from Greenville to Seattle in December is currently the most expensive (average of $332). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GSP to SEA?

It’s typically best to fly out from Greenville to Seattle in the afternoon. Doing so could potentially save you 9% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Greenville to Seattle?

Travelers seeking maximum savings on their Greenville to Seattle flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Seattle

Read through reviews of airlines operating flights from Greenville to Seattle, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

11,534 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Alaska Airlines

8.0

Very good

11,534 reviews

Alaska Airlines

8.0

Very good

11,534 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Southwest

8.0

Very good

4,258 reviews

Alaska Airlines

8.0

Very good

11,534 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Delta

7.9

Good

8,013 reviews

Alaska Airlines

8.0

Very good

11,534 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

United Airlines

7.4

Good

9,115 reviews

Alaska Airlines

8.0

Very good

11,534 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

American Airlines

7.2

Good

11,061 reviews

Alaska Airlines

8.0

Very good

11,534 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

How long is the flight from Greenville to Seattle?
Departing from Greenville to Seattle will take you 7h 57m. Greenville and Seattle are separated by a distance of 2226 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Greenville to Seattle round-trip?
Flying on Delta is currently your cheapest option to Seattle, with prices starting at $223. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $336 and $338, respectively. These flights start at 55% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Greenville to Seattle one-way?
One-way options have recently been found by users for as low as $109 on Delta. Other airlines that offer cheap prices include American Airlines from $156 and United Airlines from $176 one-way.
Can I find deals for flights from Greenville to Seattle that include hotel bookings?
Yes. In addition to deals on Greenville to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Greenville to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Greenville to Seattle.
Can I find deals for business class flights from Greenville to Seattle?
Yes. Cheapflights offers flight deals from Greenville to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Greenville to Seattle?
Currently, August is the cheapest month in which you can book a flight from Greenville to Seattle (average of $238). Flying from Greenville to Seattle in December is currently the most expensive (average of $332). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Other flights to Seattle

Top 5 airlines flying from Greenville to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$238	Average$488	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$337	Average$463	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$338	Average$506	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$408	Average$518	FlexibilityNo cancel fee	On-time63%
Alaska Airlines	Cheapest$454	Average$696	FlexibilityNo cancel fee	On-time75%

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$136+ Cheap flights from Greenville to Seattle (GSP - SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Greenville to Seattle with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Greenville to Seattle/Tacoma Intl are usually found in September or October, booked 70 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from Greenville to Seattle

Cheapest flights from Greenville to SeattleExplore the most affordable flight options available from Greenville to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 25, 2025.

Explore the most affordable flight options available from Greenville to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 25, 2025.

Find flight deals from Greenville to Seattle

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Compare providers for flights from Greenville to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Greenville to Seattle in December.

Best time to book a flight from Greenville to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Greenville with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Greenville to Seattle

How far ahead should I book a flight from Greenville to Seattle?

What is the cheapest month to book a flight from Greenville to Seattle?

What is the cheapest time of day to fly from GSP to SEA?

What is the cheapest day to fly from Greenville to Seattle?

What’s the top layover airport for flights from Greenville to Seattle?

What’s the cheapest layover airport for flights from Greenville to Seattle?

What’s the fastest layover option from Greenville to Seattle?

Which airport typically offers the quickest layover for flights from Greenville to Seattle?

Reviews of airlines servicing Seattle

Read through reviews of airlines operating flights from Greenville to Seattle, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Greenville to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Greenville to Seattle?

What are the cheapest airlines flying from Greenville to Seattle round-trip?

What are the cheapest airlines to fly from Greenville to Seattle one-way?

Can I find deals for flights from Greenville to Seattle that include hotel bookings?

How can I find direct flights from Greenville to Seattle?

Can I find deals for business class flights from Greenville to Seattle?

What is the cheapest month to book a flight from Greenville to Seattle?

Traveling to a place near Seattle?

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Alternative routes for Greenville to Seattle

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Top 5 airlines flying from Greenville to Seattle

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Cheapest flights from Greenville to Seattle
Explore the most affordable flight options available from Greenville to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 25, 2025.