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$159+ 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — SEA
Jul 3 — Jul 101
Fri 7/3
Fri 7/10
1 adult, Economy
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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 June 3, 2026.

This Southwest deal was found by Cheapflights users on 5/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:10 am
GSP
-
SEA
1 stop7h 50m
Southwest
Wed 9/1611:00 pm
SEA
-
GSP
1 stop10h 30m
Southwest
Deal found 5/29$306
This Delta deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:20 pm
GSP
-
SEA
1 stop9h 37m
Delta
Tue 9/19:10 am
SEA
-
GSP
1 stop8h 22m
Delta
Deal found 5/30$317
This American Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:28 pm
GSP
-
SEA
1 stop7h 58m
American Airlines
Wed 9/95:30 am
SEA
-
GSP
1 stop8h 04m
American Airlines
Deal found 5/31$319
This American Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:29 pm
GSP
-
SEA
1 stop7h 51m
American Airlines
Mon 10/2611:53 pm
SEA
-
GSP
1 stop9h 25m
American Airlines
Deal found 6/3$325
This American Airlines deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:28 pm
GSP
-
SEA
1 stop7h 58m
American Airlines
Wed 8/195:00 am
SEA
-
GSP
1 stop8h 38m
American Airlines
Deal found 6/3$327
This Southwest deal was found by Cheapflights users on 5/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:30 pm
GSP
-
SEA
2 stops9h 05m
Southwest
Tue 9/110:30 pm
SEA
-
GSP
1 stop8h 45m
Southwest
Deal found 5/30$330
This American Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/32:11 pm
GSP
-
SEA
1 stop8h 37m
American Airlines
Wed 10/145:05 am
SEA
-
GSP
1 stop8h 38m
American Airlines
Deal found 6/2$332
This Delta deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:20 pm
GSP
-
SEA
1 stop9h 37m
Delta
Fri 9/410:35 pm
SEA
-
GSP
1 stop8h 27m
Delta
Deal found 5/31$333
This American Airlines deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:28 pm
GSP
-
SEA
1 stop7h 58m
American Airlines
Wed 8/195:00 am
SEA
-
GSP
1 stop8h 38m
American Airlines
Deal found 6/1$335
This United Airlines deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:41 pm
GSP
-
SEA
1 stop7h 48m
United Airlines
Mon 11/1611:50 pm
SEA
-
GSP
2 stops11h 20m
United Airlines
Deal found 5/31$338
This American Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:28 pm
GSP
-
SEA
1 stop7h 58m
American Airlines
Mon 8/245:00 am
SEA
-
GSP
1 stop8h 38m
American Airlines
Deal found 6/2$352

Find flight deals from Greenville to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$317
(Delta)

One-way from

$159
(Delta)

Popular in

December

Cheapest in

February

Average price

$528
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. 8% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Greenville to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 3, 2026.
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

Cheapest round-trip
Quickest round-trip

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Sat 8/29

2:15 pm-7:07 pm

1 stop7h 52m

Seattle/Tacoma Intl

Mon 9/7

11:00 pm-9:35 am

1 stop7h 35m

$333

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Thu 8/27

5:20 pm-11:57 pm

1 stop9h 37m

Seattle/Tacoma Intl

Fri 9/4

11:59 pm-10:02 am

1 stop7h 03m

$333

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Tue 8/4

5:30 pm-11:35 pm

2 stops9h 05m

Seattle/Tacoma Intl

Tue 8/11

10:30 pm-10:15 am

1 stop8h 45m

$369

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Wed 9/23

4:33 pm-11:04 pm

1 stop9h 31m

Seattle/Tacoma Intl

Sun 9/27

11:13 pm-9:51 am

1 stop7h 38m

$392

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Fri 10/16

5:40 am-10:26 am

1 stop7h 46m

Seattle/Tacoma Intl

Sun 10/18

9:20 pm-9:25 am

1 stop9h 05m

$400

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Wed 8/12

4:33 pm-11:04 pm

1 stop9h 31m

Seattle/Tacoma Intl

Thu 8/20

6:15 pm-9:50 am

2 stops12h 35m

$525

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Fri 7/3

1:55 pm-11:05 pm

2 stops12h 10m

Seattle/Tacoma Intl

Sat 7/18

5:30 am-8:00 pm

2 stops11h 30m

$528

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Tue 8/18

6:30 am-3:39 pm

2 stops12h 09m

Seattle/Tacoma Intl

Mon 8/24

7:35 pm-1:32 pm

2 stops14h 57m

$530

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Wed 6/24

8:25 am-1:20 pm

1 stop7h 55m

Seattle/Tacoma Intl

Mon 6/29

7:50 am-10:50 pm

2 stops12h 00m

$536

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Tue 10/27

1:10 pm-6:59 pm

1 stop8h 49m

Seattle/Tacoma Intl

Wed 10/28

7:00 am-5:00 pm

1 stop7h 00m

$536

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/30

Showing 1-10 of 21 resultsSorted by cheapest first
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3

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 June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Greenville-Seattle flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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

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 42 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, February is the cheapest month in which you can book a flight from Greenville to Seattle (average of $402). Flying from Greenville to Seattle in December is currently the most expensive (average of $661). 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.

How much does it cost to fly round-trip from Greenville to Seattle?

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated June 3, 2026.
Read through reviews of airlines operating flights from Greenville to Seattle, such as Southwest,Alaska Airlines, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,255 reviews

Crew

8.6

Comfort

8.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
Southwest
8.0
Very good
4,255 reviews
Southwest
8.0
Very good
4,255 reviews

Crew

8.6

Comfort

8.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
Alaska Airlines
7.9
Good
12,462 reviews
Southwest
8.0
Very good
4,255 reviews

Crew

8.6

Comfort

8.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
Delta
7.9
Good
8,398 reviews
Southwest
8.0
Very good
4,255 reviews

Crew

8.6

Comfort

8.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
United Airlines
7.4
Good
9,771 reviews
Southwest
8.0
Very good
4,255 reviews

Crew

8.6

Comfort

8.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!
American Airlines
7.1
Good
11,641 reviews
Southwest
8.0
Very good
4,255 reviews

Crew

8.6

Comfort

8.0

Boarding

8.1

Overall

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
10.0
Excellent

Walter,May 2026

LAS - BUR

Short but excellent flight. Everyone was friendly and professional it was a great flight!

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?

    Departing from Greenville to Seattle will take you 7h 52m. 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 United Airlines and American Airlines, with the lowest prices starting at $325 and $346, 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 United Airlines from $166 and American Airlines from $174 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, February is the cheapest month in which you can book a flight from Greenville to Seattle (average of $402). Flying from Greenville to Seattle in December is currently the most expensive (average of $661). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Lacey
Ocean Shores
Olympia
Edmonds
Leavenworth
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Marysville
Shoreline

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Greenville to Seattle

Discover the top 5 airlines that operate flights from Greenville to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$223Average$512FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$325Average$466FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$346Average$479FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$415Average$488FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$491Average$633FlexibilityNo cancel feeOn-time75%

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