$196+ 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 7/24. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — SEA
May 22 — May 291
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 April 22, 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 April 22, 2026.
This American Airlines deal was found by Cheapflights users on 4/21. 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 6/25:21 am
GSP
- SEA
1 stop7h 29m
American Airlines
Tue 6/95:10 am
SEA
- GSP
1 stop8h 23m
American Airlines
Deal found 4/21![American Airlines logo]()
$299
This Southwest deal was found by Cheapflights users on 4/21. 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 9/211:00 am
GSP
- SEA
1 stop12h 25m
Southwest
Tue 9/810:30 pm
SEA
- GSP
1 stop8h 45m
Southwest
Deal found 4/21![Southwest logo]()
$305
This American Airlines deal was found by Cheapflights users on 4/20. 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 8/265:29 pm
GSP
- SEA
1 stop7h 57m
American Airlines
Wed 9/25:05 am
SEA
- GSP
1 stop8h 30m
American Airlines
Deal found 4/20![American Airlines logo]()
$324
This American Airlines deal was found by Cheapflights users on 4/20. 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 6/27:54 pm
GSP
- SEA
1 stop8h 05m
American Airlines
Fri 6/512:49 am
SEA
- GSP
1 stop9h 18m
American Airlines
Deal found 4/20![American Airlines logo]()
$331
This American Airlines deal was found by Cheapflights users on 4/21. 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 6/55:24 pm
GSP
- SEA
1 stop9h 20m
American Airlines
Tue 6/95:10 am
SEA
- GSP
1 stop8h 23m
American Airlines
Deal found 4/21![American Airlines logo]()
$362
This American Airlines deal was found by Cheapflights users on 4/21. 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 8/225:29 pm
GSP
- SEA
1 stop7h 57m
American Airlines
Sat 8/295:05 am
SEA
- GSP
1 stop8h 30m
American Airlines
Deal found 4/21![American Airlines logo]()
$363
This Southwest deal was found by Cheapflights users on 4/20. 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 8/255:30 pm
GSP
- SEA
2 stops9h 05m
Southwest
Fri 8/2810:30 pm
SEA
- GSP
1 stop8h 35m
Southwest
Deal found 4/20![Southwest logo]()
$368
This American Airlines deal was found by Cheapflights users on 4/21. 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 8/175:29 pm
GSP
- SEA
1 stop7h 57m
American Airlines
Sat 8/297:15 am
SEA
- GSP
1 stop9h 25m
American Airlines
Deal found 4/21![American Airlines logo]()
$380
This American Airlines deal was found by Cheapflights users on 4/21. 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 9/95:29 pm
GSP
- SEA
1 stop9h 46m
American Airlines
Thu 9/175:05 am
SEA
- GSP
1 stop8h 38m
American Airlines
Deal found 4/21![American Airlines logo]()
$381
This American Airlines deal was found by Cheapflights users on 4/21. 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 8/65:29 pm
GSP
- SEA
1 stop7h 48m
American Airlines
Wed 8/125:05 am
SEA
- GSP
1 stop8h 30m
American Airlines
Deal found 4/21![American Airlines logo]()
$383
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 April 22, 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 April 22, 2026.
This Southwest deal was found by Cheapflights users on 4/20. 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 8/255:30 pm
GSP
- SEA
2 stops9h 05m
Southwest
Fri 8/285:15 am
SEA
- GSP
2 stops12h 00m
Southwest
Deal found 4/20![Southwest logo]()
$394
This United Airlines deal was found by Cheapflights users on 4/19. 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 9/122:55 pm
GSP
- SEA
2 stops10h 47m
United Airlines
Sat 9/265:00 am
SEA
- GSP
1 stop7h 07m
United Airlines
Deal found 4/19![United Airlines logo]()
$472
This Southwest deal was found by Cheapflights users on 4/22. 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 8/271:05 pm
GSP
- SEA
2 stops10h 45m
Southwest
Fri 9/410:30 pm
SEA
- GSP
1 stop8h 35m
Southwest
Deal found 4/22![Southwest logo]()
$420
This Southwest deal was found by Cheapflights users on 4/22. 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 6/512:55 pm
GSP
- SEA
2 stops11h 05m
Southwest
Mon 6/811:05 pm
SEA
- GSP
2 stops11h 05m
Southwest
Deal found 4/22![Southwest logo]()
$425
This United Airlines deal was found by Cheapflights users on 4/21. 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 6/910:30 am
GSP
- SEA
2 stops15h 09m
United Airlines
Wed 6/1011:00 pm
SEA
- GSP
1 stop8h 37m
United Airlines
Deal found 4/21![United Airlines logo]()
$478
This Southwest deal was found by Cheapflights users on 4/18. 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 7/112:50 pm
GSP
- SEA
2 stops11h 55m
Southwest
Wed 7/811:05 pm
SEA
- GSP
2 stops10h 10m
Southwest
Deal found 4/18![Southwest logo]()
$477
This Southwest deal was found by Cheapflights users on 4/18. 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 7/112:50 pm
GSP
- SEA
2 stops11h 55m
Southwest
Mon 7/1311:05 pm
SEA
- GSP
2 stops11h 05m
Southwest
Deal found 4/18![Southwest logo]()
$477
This Southwest deal was found by Cheapflights users on 4/19. 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 8/287:00 am
GSP
- SEA
1 stop9h 55m
Southwest
Sat 9/510:30 pm
SEA
- GSP
1 stop8h 40m
Southwest
Deal found 4/19![Southwest logo]()
$489
This Southwest deal was found by Cheapflights users on 4/21. 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 7/31:55 pm
GSP
- SEA
2 stops12h 10m
Southwest
Tue 7/79:25 pm
SEA
- GSP
1 stop12h 45m
Southwest
Deal found 4/21![Southwest logo]()
$500
This Southwest deal was found by Cheapflights users on 4/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/171:50 pm
GSP
- SEA
2 stops12h 40m
Southwest
Wed 7/1511:05 pm
SEA
- GSP
2 stops10h 10m
Southwest
Deal found 4/17![Southwest logo]()
$513
Last-minute flights from Greenville to SeattleDiscover last-minute flight deals from Greenville to Seattle. Data last updated April 22, 2026 and is based on user searches.
Discover last-minute flight deals from Greenville to Seattle. Data last updated April 22, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 4/18. 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 4/285:50 pm
GSP
- SEA
1 stop9h 03m
Delta
Wed 5/1311:30 am
SEA
- GSP
1 stop9h 13m
Delta
Deal found 4/18![Delta logo]()
$647
This United Airlines deal was found by Cheapflights users on 4/18. 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 4/2812:34 pm
GSP
- SEA
2 stops13h 53m
United Airlines
Wed 5/1310:52 am
SEA
- GSP
1 stop9h 06m
United Airlines
Deal found 4/18![United Airlines logo]()
$707
This United Airlines deal was found by Cheapflights users on 4/18. 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 4/284:10 pm
GSP
- SEA
1 stop7h 56m
United Airlines
Fri 5/1511:53 pm
SEA
- GSP
1 stop7h 04m
United Airlines
Deal found 4/18![United Airlines logo]()
$763
This Delta deal was found by Cheapflights users on 4/18. 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 4/287:28 am
GSP
- SEA
1 stop9h 49m
Delta
Thu 5/145:00 pm
SEA
- GSP
1 stop13h 04m
Delta
Deal found 4/18![Delta logo]()
$812
This United Airlines deal was found by Cheapflights users on 4/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/12:52 pm
GSP
- SEA
1 stop9h 01m
United Airlines
Fri 5/810:41 pm
SEA
- GSP
1 stop8h 17m
United Airlines
Deal found 4/17![United Airlines logo]()
$563
This Southwest deal was found by Cheapflights users on 4/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/11:50 pm
GSP
- SEA
2 stops12h 40m
Southwest
Fri 5/88:00 am
SEA
- GSP
2 stops11h 15m
Southwest
Deal found 4/17![Southwest logo]()
$573
This Delta deal was found by Cheapflights users on 4/20. 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 5/15:23 pm
GSP
- SEA
1 stop7h 42m
Delta
Sat 5/96:00 am
SEA
- GSP
1 stop7h 17m
Delta
Deal found 4/20![Delta logo]()
$732
This Southwest deal was found by Cheapflights users on 4/20. 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 5/11:50 pm
GSP
- SEA
2 stops13h 15m
Southwest
Sat 5/98:30 am
SEA
- GSP
2 stops9h 10m
Southwest
Deal found 4/20![Southwest logo]()
$787
This United Airlines deal was found by Cheapflights users on 4/20. 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.
Fri 5/15:45 pm
GSP
- SEA
1 stop9h 14m
United Airlines
Sat 5/95:00 am
SEA
- GSP
2 stops14h 58m
United Airlines
Deal found 4/20![United Airlines logo]()
$792
This Alaska Airlines deal was found by Cheapflights users on 4/18. 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.
Fri 5/112:14 pm
GSP
- SEA
1 stop8h 50m
Alaska Airlines
Fri 5/1510:33 am
SEA
- GSP
1 stop9h 07m
Alaska Airlines
Deal found 4/18![Alaska Airlines logo]()
$813
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 April 22, 2026.
Search for one-way flight options from Greenville to Seattle. Find affordable one-way fares based on user searches. Data last updated April 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Fri 7/248:20 am
GSP
- SEA
2 stops52h 28m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:28 pm
GSP
- SEA
3 stops49h 07m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$206
This Southwest deal was found by Cheapflights users on 4/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:00 am
GSP
- SEA
2 stops13h 15m
Southwest
Deal found 4/17![Southwest logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 5/188:28 pm
GSP
- SEA
3 stops49h 07m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$232
This American Airlines deal was found by Cheapflights users on 4/17. 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.
Thu 7/165:31 pm
GSP
- SEA
1 stop10h 26m
American Airlines
Deal found 4/17![American Airlines logo]()
$234
This Southwest deal was found by Cheapflights users on 4/21. 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
2 stops11h 05m
Southwest
Deal found 4/21![Southwest logo]()
$239
This Southwest deal was found by Cheapflights users on 4/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/141:50 pm
GSP
- SEA
2 stops13h 15m
Southwest
Deal found 4/17![Southwest logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Thu 6/258:54 pm
GSP
- SEA
3 stops39h 54m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 5/258:28 pm
GSP
- SEA
3 stops40h 38m
Multiple Airlines
Deal found 4/22![Multiple Airlines logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/158:28 pm
GSP
- SEA
2 stops40h 54m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$263
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 April 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $299 (American Airlines) |
One-way from | $196 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $490 |
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 April 22, 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
Tue 8/25
5:30 pm-11:35 pm
2 stops9h 05m
Seattle/Tacoma Intl
Fri 8/28
5:15 am-8:15 pm
2 stops12h 00m
$394
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Thu 8/27
1:05 pm-8:50 pm
2 stops10h 45m
Seattle/Tacoma Intl
Fri 9/4
10:30 pm-10:05 am
1 stop8h 35m
$420
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Fri 6/5
12:55 pm-9:00 pm
2 stops11h 05m
Seattle/Tacoma Intl
Mon 6/8
11:05 pm-1:10 pm
2 stops11h 05m
$425
Quickest round-trip
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Sat 9/12
2:55 pm-10:42 pm
2 stops10h 47m
Seattle/Tacoma Intl
Sat 9/26
5:00 am-3:07 pm
1 stop7h 07m
$472
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Wed 7/1
12:50 pm-9:45 pm
2 stops11h 55m
Seattle/Tacoma Intl
Wed 7/8
11:05 pm-12:15 pm
2 stops10h 10m
$477
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Wed 7/1
12:50 pm-9:45 pm
2 stops11h 55m
Seattle/Tacoma Intl
Mon 7/13
11:05 pm-1:10 pm
2 stops11h 05m
$477
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Tue 6/9
10:30 am-10:39 pm
2 stops15h 09m
Seattle/Tacoma Intl
Wed 6/10
11:00 pm-10:37 am
1 stop8h 37m
$478
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Fri 8/28
7:00 am-1:55 pm
1 stop9h 55m
Seattle/Tacoma Intl
Sat 9/5
10:30 pm-10:10 am
1 stop8h 40m
$489
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Fri 7/3
1:55 pm-11:05 pm
2 stops12h 10m
Seattle/Tacoma Intl
Tue 7/7
9:25 pm-1:10 pm
1 stop12h 45m
$500
GreenvilleSeattle
GSP - SEA
GSPSEA
Greenville
Wed 6/17
1:50 pm-11:30 pm
2 stops12h 40m
Seattle/Tacoma Intl
Wed 7/15
11:05 pm-12:15 pm
2 stops10h 10m
$513
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 April.
| 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?
Use this chart to determine the optimal time to book a round-trip flight from Greenville to Seattle. Price data was last updated on April 17, 2026.
To ensure you get the cheapest price possible for a flight from Greenville to Seattle, you should look to book at least 69 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 April 22, 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.
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Entertainment
7.5
Overall
8.0
Boarding
8.1
Comfort
8.0
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tacoma
Ocean Shores
Olympia
Lynnwood
Lacey
Edmonds
Leavenworth
Snoqualmie
Kent
Tumwater
Tukwila
Puyallup
Renton
Kirkland
Ellensburg
Fife
Lakewood
Issaquah
Shoreline
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Greenville and Seattle flights
Browse other Greenville and Seattle flight options. Last updated on April 22, 2026.
Other flights from Greenville
Browse through other flights departing from Greenville. Flights are based on user searches made on Cheapflights and were last updated on April 22, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 22, 2026.
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 April 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$200 | Average$478 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$325 | Average$469 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$346 | Average$476 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$408 | Average$488 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$491 | Average$696 | FlexibilityNo cancel fee | On-time75% |