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$169+ 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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — SEA
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Greenville to Seattle/Tacoma Intl are usually found in November or September, booked 70 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap 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 September 16, 2025.

Round-trip from

$337
(Delta)

One-way from

$169
(American Airlines)

Popular in

June

Cheapest in

November

Average price

$426
From Greenville to Seattle/Tacoma Intl
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One-way flight from Greenville to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 11% potential increase in price ($60 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 16, 2025.

This Delta deal was found by Cheapflights users on 9/14. 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 10/2911:29 amGSP - SEA
1 stop9h 54mDelta
Wed 11/56:00 amSEA - GSP
1 stop8h 41mDelta
Deal found 9/14$337
This American Airlines deal was found by Cheapflights users on 9/14. 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 10/295:30 pmGSP - SEA
1 stop7h 48mAmerican Airlines
Tue 11/412:41 amSEA - GSP
1 stop7h 56mAmerican Airlines
Deal found 9/14$338
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 10/85:00 pmGSP - SEA
1 stop9h 15mUnited Airlines
Tue 10/1411:40 pmSEA - GSP
2 stops11h 31mUnited Airlines
Deal found 9/15$342
This Delta deal was found by Cheapflights users on 9/14. 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.
Sat 11/19:45 amGSP - SEA
1 stop7h 16mDelta
Tue 11/411:40 amSEA - GSP
1 stop9h 15mDelta
Deal found 9/14$348
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/44:17 pmGSP - SEA
1 stop8h 16mUnited Airlines
Fri 11/711:59 pmSEA - GSP
1 stop7h 07mUnited Airlines
Deal found 9/15$358
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/114:46 pmGSP - SEA
1 stop9h 49mAmerican Airlines
Fri 10/1712:34 amSEA - GSP
1 stop7h 18mAmerican Airlines
Deal found 9/15$359
This United Airlines deal was found by Cheapflights users on 9/15. 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 11/155:28 pmGSP - SEA
1 stop8h 17mUnited Airlines
Sat 12/610:40 amSEA - GSP
2 stops10h 19mUnited Airlines
Deal found 9/15$364
This Southwest deal was found by Cheapflights users on 9/15. 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.
Thu 12/47:40 amGSP - SEA
2 stops14h 00mSouthwest
Mon 12/85:40 amSEA - GSP
2 stops11h 10mSouthwest
Deal found 9/15$369
This American Airlines deal was found by Cheapflights users on 9/15. 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 10/84:46 pmGSP - SEA
1 stop9h 49mAmerican Airlines
Tue 10/1411:24 pmSEA - GSP
1 stop9h 19mAmerican Airlines
Deal found 9/15$378
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Thu 12/49:05 amGSP - SEA
1 stop10h 02mUnited Airlines
Mon 12/811:59 pmSEA - GSP
2 stops11h 18mUnited Airlines
Deal found 9/15$382
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Fri 10/317:20 amGSP - SEA
1 stop9h 26mAmerican Airlines
Sun 11/21:59 pmSEA - GSP
1 stop6h 56mAmerican Airlines
Deal found 9/14$412

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 September 16, 2025.
Use the filters below to find and compare flights from Greenville to Seattle that are best for you.

Fly from

Greenville

Fly to

Seattle

Route

Depart

Return

Price

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Sat 11/1

9:45 am-2:01 pm

1 stop7h 16m

Seattle/Tacoma Intl

Tue 11/4

11:40 am-11:55 pm

1 stop9h 15m

$348

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Tue 11/4

4:17 pm-9:33 pm

1 stop8h 16m

Seattle/Tacoma Intl

Fri 11/7

11:59 pm-10:06 am

1 stop7h 07m

$358

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Thu 12/4

9:05 am-4:07 pm

1 stop10h 02m

Seattle/Tacoma Intl

Mon 12/8

11:59 pm-2:17 pm

2 stops11h 18m

$382

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Tue 2/17

4:53 pm-11:25 pm

1 stop9h 32m

Seattle/Tacoma Intl

Mon 3/16

1:33 am-11:24 am

1 stop6h 51m

$392

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Wed 10/8

6:05 am-4:25 pm

2 stops13h 20m

Seattle/Tacoma Intl

Tue 10/14

4:40 pm-10:00 am

2 stops14h 20m

$419

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Sat 10/11

2:46 pm-10:30 pm

2 stops10h 44m

Seattle/Tacoma Intl

Sat 10/18

5:00 am-4:53 pm

2 stops8h 53m

$428

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Thu 12/18

7:27 am-2:45 pm

1 stop10h 18m

Seattle/Tacoma Intl

Thu 1/8

6:00 am-5:43 pm

1 stop8h 43m

$433

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Sat 11/1

7:19 am-12:40 pm

1 stop8h 21m

Seattle/Tacoma Intl

Mon 11/3

12:41 am-11:37 am

1 stop7h 56m

$448

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Wed 10/1

2:00 pm-10:04 pm

1 stop11h 04m

Seattle/Tacoma Intl

Sat 10/11

10:54 pm-10:20 am

1 stop8h 26m

$453

GreenvilleSeattle

GSP - SEA

GSPSEA

Greenville

Tue 11/4

5:28 pm-10:45 pm

1 stop8h 17m

$169

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 18 results
1
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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?

Use this chart to determine the optimal time to book a round-trip flight from Greenville to Seattle. Price data was last updated on September 12, 2025.

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, January is the cheapest month in which you can book a flight from Greenville to Seattle (average of $238). Flying from Greenville to Seattle in June is currently the most expensive (average of $387). 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?

Find hourly flight availability from Greenville to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

It’s typically best to fly out from Greenville to Seattle in the afternoon. Doing so could potentially save you 10% 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?

Use this chart to determine the cheapest time to fly round-trip from Greenville to Seattle. Price data was last updated on December 16, 2024.

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

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 September 16, 2025.
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
10,000 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Southwest
8.0
Very good
4,242 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Delta
8.0
Very good
7,954 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
United Airlines
7.4
Good
8,929 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Entertainment

7.0

Food

7.1

Boarding

8.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

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 16m. 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 $238. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $319 and $337, respectively. These flights start at 49% 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 $169 on United Airlines. Other airlines that offer cheap prices include American Airlines from $180 and Southwest from $185 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, January is the cheapest month in which you can book a flight from Greenville to Seattle (average of $238). Flying from Greenville to Seattle in June is currently the most expensive (average of $387). 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
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Lacey
Olympia
Kent
Federal Way
Cle Elum
Puyallup
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline

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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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$238Average$474FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$319Average$510FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$337Average$443FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$408Average$526FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$454Average$618FlexibilityNo cancel feeOn-time75%

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