$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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — SEA
Jul 17 — Jul 241
Round-trip
1 adult, Economy
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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
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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 June 17, 2026.
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 17, 2026.
This American Airlines deal was found by Cheapflights users on 6/17. 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 6/17![American Airlines logo]()
$325
This Delta deal was found by Cheapflights users on 6/12. 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
Sat 9/56:00 am
SEA
- GSP
1 stop9h 45m
Delta
Deal found 6/12![Delta logo]()
$354
This United Airlines deal was found by Cheapflights users on 6/15. 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 9/52:18 pm
GSP
- SEA
1 stop7h 49m
United Airlines
Mon 9/147:35 pm
SEA
- GSP
2 stops11h 00m
United Airlines
Deal found 6/15![United Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 6/16. 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 8/257:00 am
GSP
- SEA
1 stop9h 10m
American Airlines
Tue 9/112:15 pm
SEA
- GSP
1 stop7h 35m
American Airlines
Deal found 6/16![American Airlines logo]()
$363
This Southwest deal was found by Cheapflights users on 6/12. 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 8/115:30 pm
GSP
- SEA
2 stops9h 05m
Southwest
Tue 8/2510:30 pm
SEA
- GSP
1 stop8h 45m
Southwest
Deal found 6/12![Southwest logo]()
$368
This American Airlines deal was found by Cheapflights users on 6/16. 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 10/310:10 am
GSP
- SEA
1 stop8h 07m
American Airlines
Wed 10/145:05 am
SEA
- GSP
1 stop8h 38m
American Airlines
Deal found 6/16![American Airlines logo]()
$372
This American Airlines deal was found by Cheapflights users on 6/14. 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.
Thu 8/63:12 pm
GSP
- SEA
1 stop9h 47m
American Airlines
Wed 8/125:00 am
SEA
- GSP
1 stop8h 38m
American Airlines
Deal found 6/14![American Airlines logo]()
$374
This Southwest deal was found by Cheapflights users on 6/15. 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.
Tue 8/188:15 am
GSP
- SEA
1 stop7h 45m
Southwest
Thu 8/2711:05 pm
SEA
- GSP
2 stops10h 25m
Southwest
Deal found 6/15![Southwest logo]()
$377
This Delta deal was found by Cheapflights users on 6/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/175:46 am
GSP
- SEA
1 stop7h 03m
Delta
Thu 8/277:16 am
SEA
- GSP
1 stop8h 53m
Delta
Deal found 6/15![Delta logo]()
$381
This Southwest deal was found by Cheapflights users on 6/16. 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.
Sat 9/512:55 pm
GSP
- SEA
2 stops11h 00m
Southwest
Mon 9/1410:30 pm
SEA
- GSP
1 stop8h 45m
Southwest
Deal found 6/16![Southwest logo]()
$385
Best flights from Greenville to SeattleDiscover 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 June 17, 2026.
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 June 17, 2026.
This Delta deal was found by Cheapflights users on 6/16. 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 11/711:10 am
GSP
- SEA
1 stop10h 28m
Delta
Sat 11/1411:05 pm
SEA
- GSP
1 stop8h 28m
Delta
Deal found 6/16![Delta logo]()
$381
This Southwest deal was found by Cheapflights users on 6/13. 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 9/28:15 am
GSP
- SEA
2 stops12h 40m
Southwest
Wed 9/911:05 pm
SEA
- GSP
2 stops10h 25m
Southwest
Deal found 6/13![Southwest logo]()
$391
This United Airlines deal was found by Cheapflights users on 6/16. 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 8/257:00 am
GSP
- SEA
1 stop10h 52m
United Airlines
Wed 8/267:00 am
SEA
- GSP
1 stop7h 02m
United Airlines
Deal found 6/16![United Airlines logo]()
$473
This Delta deal was found by Cheapflights users on 6/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:46 am
GSP
- SEA
2 stops13h 51m
Delta
Wed 8/265:30 am
SEA
- GSP
1 stop9h 45m
Delta
Deal found 6/15![Delta logo]()
$441
This Southwest deal was found by Cheapflights users on 6/12. 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.
Sat 10/107:00 am
GSP
- SEA
2 stops9h 10m
Southwest
Sat 10/247:20 pm
SEA
- GSP
2 stops13h 50m
Southwest
Deal found 6/12![Southwest logo]()
$462
This United Airlines deal was found by Cheapflights users on 6/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:30 am
GSP
- SEA
2 stops14h 59m
United Airlines
Tue 9/17:00 am
SEA
- GSP
1 stop7h 02m
United Airlines
Deal found 6/14![United Airlines logo]()
$478
This Delta deal was found by Cheapflights users on 6/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:46 am
GSP
- SEA
2 stops13h 51m
Delta
Thu 8/279:10 am
SEA
- GSP
1 stop6h 59m
Delta
Deal found 6/15![Delta logo]()
$450
This United Airlines deal was found by Cheapflights users on 6/15. 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 9/2310:25 am
GSP
- SEA
2 stops11h 50m
United Airlines
Sat 9/265:00 am
SEA
- GSP
1 stop7h 08m
United Airlines
Deal found 6/15![United Airlines logo]()
$487
This United Airlines deal was found by Cheapflights users on 6/15. 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 8/1810:33 am
GSP
- SEA
1 stop8h 34m
United Airlines
Mon 8/247:35 pm
SEA
- GSP
2 stops14h 57m
United Airlines
Deal found 6/15![United Airlines logo]()
$487
Last-minute flights from Greenville to SeattleDiscover last-minute flight deals from Greenville to Seattle. Data last updated June 17, 2026 and is based on user searches.
Discover last-minute flight deals from Greenville to Seattle. Data last updated June 17, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Sun 6/217:55 pm
GSP
- SEA
1 stop8h 04m
American Airlines
Tue 6/308:10 am
SEA
- GSP
1 stop8h 41m
American Airlines
Deal found 6/12![American Airlines logo]()
$614
This United Airlines deal was found by Cheapflights users on 6/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/212:55 pm
GSP
- SEA
1 stop8h 51m
United Airlines
Sat 6/277:00 am
SEA
- GSP
2 stops13h 44m
United Airlines
Deal found 6/14![United Airlines logo]()
$760
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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 6/2110:33 am
GSP
- SEA
1 stop11h 57m
Alaska Airlines
Tue 6/303:55 pm
SEA
- GSP
2 stops16h 08m
Alaska Airlines
Deal found 6/16![Alaska Airlines logo]()
$774
This Southwest deal was found by Cheapflights users on 6/12. 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 6/248:25 am
GSP
- SEA
1 stop7h 55m
Southwest
Wed 7/111:05 pm
SEA
- GSP
2 stops10h 10m
Southwest
Deal found 6/12![Southwest logo]()
$578
This American Airlines deal was found by Cheapflights users on 6/15. 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.
Thu 6/256:00 pm
GSP
- SEA
1 stop7h 59m
American Airlines
Sun 7/510:35 pm
SEA
- GSP
1 stop9h 15m
American Airlines
Deal found 6/15![American Airlines logo]()
$672
This American Airlines deal was found by Cheapflights users on 6/15. 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.
Thu 6/254:06 pm
GSP
- SEA
1 stop9h 53m
American Airlines
Sun 6/2810:35 pm
SEA
- GSP
1 stop9h 15m
American Airlines
Deal found 6/15![American Airlines logo]()
$690
This Southwest deal was found by Cheapflights users on 6/12. 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 6/2512:55 pm
GSP
- SEA
1 stop8h 45m
Southwest
Sun 7/55:30 am
SEA
- GSP
2 stops10h 20m
Southwest
Deal found 6/12![Southwest logo]()
$769
This American Airlines deal was found by Cheapflights users on 6/12. 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 6/267:55 pm
GSP
- SEA
1 stop8h 04m
American Airlines
Mon 6/299:35 pm
SEA
- GSP
1 stop7h 43m
American Airlines
Deal found 6/12![American Airlines logo]()
$587
This Southwest deal was found by Cheapflights users on 6/12. 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.
Fri 6/261:55 pm
GSP
- SEA
2 stops12h 10m
Southwest
Mon 6/2911:05 pm
SEA
- GSP
2 stops11h 05m
Southwest
Deal found 6/12![Southwest logo]()
$654
One-way flights from Greenville to SeattleSearch for one-way flight options from Greenville to Seattle. Find affordable one-way fares based on user searches. Data last updated June 17, 2026.
Search for one-way flight options from Greenville to Seattle. Find affordable one-way fares based on user searches. Data last updated June 17, 2026.
This Delta deal was found by Cheapflights users on 6/16. 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.
Tue 8/185:46 am
GSP
- SEA
1 stop7h 03m
Delta
Deal found 6/16![Delta logo]()
$159
This Southwest deal was found by Cheapflights users on 6/16. 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 8/185:30 pm
GSP
- SEA
2 stops9h 05m
Southwest
Deal found 6/16![Southwest logo]()
$164
This Delta deal was found by Cheapflights users on 6/13. 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 7/293:06 pm
GSP
- SEA
1 stop8h 05m
Delta
Deal found 6/13![Delta logo]()
$182
This Delta deal was found by Cheapflights users on 6/16. 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.
Mon 8/105:46 am
GSP
- SEA
1 stop7h 03m
Delta
Deal found 6/16![Delta logo]()
$191
This Southwest deal was found by Cheapflights users on 6/16. 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.
Mon 8/101:05 pm
GSP
- SEA
2 stops10h 40m
Southwest
Deal found 6/16![Southwest logo]()
$196
This Southwest deal was found by Cheapflights users on 6/13. 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 7/287:00 am
GSP
- SEA
2 stops10h 45m
Southwest
Deal found 6/13![Southwest logo]()
$205
This Southwest deal was found by Cheapflights users on 6/13. 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 7/291:50 pm
GSP
- SEA
2 stops12h 45m
Southwest
Deal found 6/13![Southwest logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:20 am
GSP
- SEA
2 stops27h 57m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$226
This Delta deal was found by Cheapflights users on 6/14. 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.
Mon 7/275:16 pm
GSP
- SEA
1 stop9h 43m
Delta
Deal found 6/14![Delta logo]()
$234
This United Airlines deal was found by Cheapflights users on 6/16. 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 8/124:33 pm
GSP
- SEA
1 stop9h 31m
United Airlines
Deal found 6/16![United Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 6/13. 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 7/301:55 pm
GSP
- SEA
2 stops12h 15m
Southwest
Deal found 6/13![Southwest logo]()
$239
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 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $325 (American Airlines) |
One-way from | $159 (Delta) |
Popular in | December |
Cheapest in | February |
Average price | $551 |
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 17, 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
Cheapest round-trip
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Sat 11/7
11:10 am-6:38 pm
1 stop10h 28m
Seattle/Tacoma Intl
Sat 11/14
11:05 pm-10:33 am
1 stop8h 28m
$381
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Wed 9/2
8:15 am-5:55 pm
2 stops12h 40m
Seattle/Tacoma Intl
Wed 9/9
11:05 pm-12:30 pm
2 stops10h 25m
$391
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Wed 8/19
5:46 am-4:37 pm
2 stops13h 51m
Seattle/Tacoma Intl
Wed 8/26
5:30 am-6:15 pm
1 stop9h 45m
$441
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Wed 8/19
5:46 am-4:37 pm
2 stops13h 51m
Seattle/Tacoma Intl
Thu 8/27
9:10 am-7:09 pm
1 stop6h 59m
$450
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Sat 10/10
7:00 am-1:10 pm
2 stops9h 10m
Seattle/Tacoma Intl
Sat 10/24
7:20 pm-12:10 pm
2 stops13h 50m
$462
Quickest round-trip
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Tue 8/25
7:00 am-2:52 pm
1 stop10h 52m
Seattle/Tacoma Intl
Wed 8/26
7:00 am-5:02 pm
1 stop7h 02m
$473
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Tue 8/25
6:30 am-6:29 pm
2 stops14h 59m
Seattle/Tacoma Intl
Tue 9/1
7:00 am-5:02 pm
1 stop7h 02m
$478
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Wed 9/23
10:25 am-7:15 pm
2 stops11h 50m
Seattle/Tacoma Intl
Sat 9/26
5:00 am-3:08 pm
1 stop7h 08m
$487
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Tue 8/18
10:33 am-4:07 pm
1 stop8h 34m
Seattle/Tacoma Intl
Mon 8/24
7:35 pm-1:32 pm
2 stops14h 57m
$487
Cheapest one-way
Quickest one-way
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Tue 8/18
5:46 am-9:49 am
1 stop7h 03m
$159
Showing 1-10 of 20 resultsSorted by cheapest first
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.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- 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.
GSP-SEA
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 26 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 17, 2026.
Read through reviews of airlines operating flights from Greenville to Seattle, such as Alaska Airlines,Southwest, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Food
7.1
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
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.
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Greenville and Seattle flights
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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 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$223 | Average$530 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$325 | Average$451 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$346 | Average$480 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$415 | Average$497 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$491 | Average$633 | FlexibilityNo cancel fee | On-time75% |