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$149+ Cheap flights from Seattle to Greenville (SEA - GSP)

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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — GSP
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Greenville are usually found in August or October, booked 69 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from Seattle to Greenville

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Greenville (GSP). 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 12, 2025.

Round-trip from

$324
(American Airlines)

One-way from

$149
(Delta)

Popular in

May

Cheapest in

August

Average price

$486
From Seattle/Tacoma Intl to Greenville
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One-way flight from Seattle/Tacoma Intl to Greenville
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Highest demand for flights based on searches. 4% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Seattle to Greenville

Cheapest flights from Seattle to Greenville
Explore the most affordable flight options available from Seattle to Greenville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/11. 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.
Mon 9/2211:05 pmSEA - GSP
1 stop10h 23mAmerican Airlines
Sun 9/287:15 amGSP - SEA
1 stop7h 57mAmerican Airlines
Deal found 6/11$334
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 7/2912:20 amSEA - GSP
1 stop8h 44mUnited Airlines
Mon 8/47:45 pmGSP - SEA
1 stop8h 11mUnited Airlines
Deal found 6/10$343
This Southwest deal was found by Cheapflights users on 6/10. 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.
Sun 8/2410:55 pmSEA - GSP
1 stop11h 20mSouthwest
Thu 9/41:50 pmGSP - SEA
1 stop10h 40mSouthwest
Deal found 6/10$367
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/305:30 pmSEA - GSP
2 stops24h 46mMultiple Airlines
Mon 8/44:05 pmGSP - SEA
2 stops27h 20mMultiple Airlines
Deal found 6/10$380
This Delta deal was found by Cheapflights users on 6/10. 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.
Fri 7/47:40 amSEA - GSP
1 stop8h 22mDelta
Sun 7/65:30 amGSP - SEA
1 stop7h 45mDelta
Deal found 6/10$448
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2112:59 amSEA - GSP
1 stop6h 57mAlaska Airlines
Sun 9/2811:26 amGSP - SEA
1 stop9h 26mAlaska Airlines
Deal found 6/10$693

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Greenville 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 12, 2025.
Use the filters below to find and compare flights from Seattle to Greenville that are best for you.

Fly from

Seattle

Fly to

Greenville

Route

Depart

Return

Price

SeattleGreenville

SEA - GSP

SEAGSP

Seattle/Tacoma Intl

Tue 7/29

12:20 am-12:04 pm

1 stop8h 44m

Greenville

Mon 8/4

7:45 pm-12:56 am

1 stop8h 11m

$343

SeattleGreenville

SEA - GSP

SEAGSP

Seattle/Tacoma Intl

Sun 8/24

10:55 pm-1:15 pm

1 stop11h 20m

Greenville

Thu 9/4

1:50 pm-9:30 pm

1 stop10h 40m

$367

SeattleGreenville

SEA - GSP

SEAGSP

Seattle/Tacoma Intl

Sat 8/23

12:45 am-10:55 am

1 stop7h 10m

Greenville

Thu 9/4

12:58 pm-10:04 pm

1 stop12h 06m

$368

SeattleGreenville

SEA - GSP

SEAGSP

Seattle/Tacoma Intl

Wed 7/30

5:30 pm-9:16 pm

2 stops24h 46m

Greenville

Mon 8/4

4:05 pm-4:25 pm

2 stops27h 20m

$380

SeattleGreenville

SEA - GSP

SEAGSP

Seattle/Tacoma Intl

Fri 7/4

7:40 am-7:02 pm

1 stop8h 22m

Greenville

Sun 7/6

5:30 am-10:15 am

1 stop7h 45m

$448

SeattleGreenville

SEA - GSP

SEAGSP

Seattle/Tacoma Intl

Tue 8/19

11:17 pm-10:37 am

1 stop8h 20m

$149

SeattleGreenville

SEA - GSP

SEAGSP

Seattle/Tacoma Intl

Tue 7/1

5:30 am-3:24 pm

1 stop6h 54m

$179

SeattleGreenville

SEA - GSP

SEAGSP

Seattle/Tacoma Intl

Tue 7/22

5:30 pm-8:52 pm

2 stops24h 22m

$192

SeattleGreenville

SEA - GSP

SEAGSP

Seattle/Tacoma Intl

Mon 7/21

12:20 am-12:04 pm

1 stop8h 44m

$195

SeattleGreenville

SEA - GSP

SEAGSP

Seattle/Tacoma Intl

Tue 7/1

5:20 am-8:30 pm

2 stops12h 10m

$224

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 11 results
1
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Best time to book a flight from Seattle to Greenville

Have a flexible travel schedule? Discover the best time to fly to Greenville from Seattle 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 Seattle to Greenville

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Greenville. Price data was last updated on June 9, 2025.

The best time to book flights from Seattle to Greenville is 69 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Seattle to Greenville (average of $329). Flying from Seattle to Greenville in March is currently the most expensive (average of $386). 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.

Rainfall in Greenville by month

Plan your trip to Greenville by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Greenville ranges from 3.6 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. November is typically the driest time to visit Greenville when rainfall is around 3.6 in.

Temperature in Greenville by month

Plan your trip to Greenville by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Greenville, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Greenville

Get insights into the airlines that provide service to Greenville. 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 Greenville. Reviews last updated June 12, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Seattle to Greenville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

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

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

    Cheapflights users have booked flights from Seattle to Greenville round-trip from $324. Other airlines that can offer you cheap pricing are United Airlines, from $343, and Southwest, from $367. American Airlines is priced at 35% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airlines for a one-way flight from Seattle to Greenville are Delta ($149), American Airlines ($179), and United Airlines ($195).

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

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

  • How can I find direct flights from Seattle to Greenville?

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

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

    Yes. Cheapflights offers flight deals from Seattle to Greenville 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 Seattle to Greenville?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Greenville (average of $329). Flying from Seattle to Greenville in March is currently the most expensive (average of $386). 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
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Duncan
Seneca
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Top 4 airlines flying from Seattle to Greenville

Discover the top 4 airlines that operate flights from Seattle to Greenville. 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 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$348Average$520FlexibilityNo cancel feeOn-time69%
DeltaCheapest$350Average$500FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$356Average$497FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$426Average$442FlexibilityNo cancel feeOn-time63%

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