$185+ 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 10/22. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — SEA
Sep 25 — Oct 21
Round-trip
1 adult, Economy
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Find cheap flights from Greenville to Seattle with Cheapflights
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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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Greenville to Seattle
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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 August 26, 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 August 26, 2026.
This United Airlines deal was found by Cheapflights users on 8/24. 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 9/154:00 pm -
1 stop10h 36m
Mon 9/2111:04 pm -
1 stop7h 44m
Deal found 8/24![United Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 8/25. 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 9/165:30 pm -
2 stops9h 10m
Tue 9/225:20 am -
2 stops11h 10m
Deal found 8/25![Southwest logo]()
$379
This Delta deal was found by Cheapflights users on 8/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:45 am -
1 stop7h 05m
Mon 9/1411:59 pm -
1 stop8h 09m
Deal found 8/21![Delta logo]()
$380
This Southwest deal was found by Cheapflights users on 8/22. 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.
Sat 9/266:45 am -
2 stops10h 35m
Fri 10/212:10 am -
2 stops13h 50m
Deal found 8/22![Southwest logo]()
$385
This American Airlines deal was found by Cheapflights users on 8/23. 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 9/118:01 am -
1 stop9h 50m
Mon 9/1411:57 pm -
1 stop8h 06m
Deal found 8/23![American Airlines logo]()
$389
This Southwest deal was found by Cheapflights users on 8/24. 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 9/155:30 pm -
2 stops9h 10m
Mon 9/2111:05 pm -
2 stops10h 20m
Deal found 8/24![Southwest logo]()
$390
This American Airlines deal was found by Cheapflights users on 8/25. 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 9/256:23 pm -
1 stop8h 48m
Fri 10/211:57 pm -
1 stop8h 06m
Deal found 8/25![American Airlines logo]()
$391
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Wed 10/146:20 am -
2 stops10h 57m
Sat 10/1711:13 pm -
1 stop7h 45m
Deal found 8/21![United Airlines logo]()
$397
This Southwest deal was found by Cheapflights users on 8/21. 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.
Tue 10/207:00 am -
2 stops10h 20m
Wed 10/2812:10 am -
2 stops9h 20m
Deal found 8/21![Southwest logo]()
$399
This Southwest deal was found by Cheapflights users on 8/24. 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 12/77:05 am -
2 stops13h 45m
Sun 12/1312:15 am -
2 stops10h 55m
Deal found 8/24![Southwest logo]()
$407
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 August 26, 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 August 26, 2026.
This Southwest deal was found by Cheapflights users on 8/24. 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 10/246:40 am -
2 stops10h 50m
Mon 11/212:15 am -
2 stops10h 55m
Deal found 8/24![Southwest logo]()
$399
This Delta deal was found by Cheapflights users on 8/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/305:00 pm -
1 stop9h 58m
Sun 10/116:00 am -
1 stop9h 09m
Deal found 8/22![Delta logo]()
$441
This United Airlines deal was found by Cheapflights users on 8/25. 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 10/224:25 pm -
1 stop9h 34m
Mon 10/2610:56 pm -
1 stop7h 55m
Deal found 8/25![United Airlines logo]()
$479
This Southwest deal was found by Cheapflights users on 8/24. 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 12/42:50 pm -
2 stops11h 40m
Sun 12/612:15 am -
2 stops10h 55m
Deal found 8/24![Southwest logo]()
$423
This United Airlines deal was found by Cheapflights users on 8/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:20 am -
1 stop8h 07m
Mon 10/266:30 pm -
2 stops12h 21m
Deal found 8/22![United Airlines logo]()
$484
This United Airlines deal was found by Cheapflights users on 8/24. 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 9/236:20 am -
2 stops15h 54m
Sat 9/265:00 am -
1 stop7h 08m
Deal found 8/24![United Airlines logo]()
$484
This Southwest deal was found by Cheapflights users on 8/23. 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 10/21:05 pm -
2 stops10h 30m
Sat 10/312:10 am -
2 stops9h 10m
Deal found 8/23![Southwest logo]()
$502
This United Airlines deal was found by Cheapflights users on 8/24. 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 12/52:54 pm -
2 stops10h 39m
Wed 12/95:24 pm -
2 stops13h 28m
Deal found 8/24![United Airlines logo]()
$489
This United Airlines deal was found by Cheapflights users on 8/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:25 am -
2 stops11h 50m
Fri 10/911:13 pm -
1 stop7h 45m
Deal found 8/22![United Airlines logo]()
$495
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 9/116:20 am -
2 stops12h 25m
Mon 9/144:30 pm -
2 stops14h 05m
Deal found 8/21![United Airlines logo]()
$500
Last-minute flights from Greenville to SeattleDiscover last-minute flight deals from Greenville to Seattle. Data last updated August 26, 2026 and is based on user searches.
Discover last-minute flight deals from Greenville to Seattle. Data last updated August 26, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:45 am -
1 stop7h 05m
Mon 9/1411:59 pm -
1 stop8h 09m
Deal found 8/21![Delta logo]()
$380
This American Airlines deal was found by Cheapflights users on 8/23. 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 9/118:01 am -
1 stop9h 50m
Mon 9/1411:57 pm -
1 stop8h 06m
Deal found 8/23![American Airlines logo]()
$389
This Delta deal was found by Cheapflights users on 8/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:15 am -
1 stop10h 34m
Sun 9/2711:59 pm -
1 stop6h 26m
Deal found 8/21![Delta logo]()
$452
This United Airlines deal was found by Cheapflights users on 8/24. 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 9/154:00 pm -
1 stop10h 36m
Mon 9/2111:04 pm -
1 stop7h 44m
Deal found 8/24![United Airlines logo]()
$369
This Southwest deal was found by Cheapflights users on 8/24. 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 9/155:30 pm -
2 stops9h 10m
Mon 9/2111:05 pm -
2 stops10h 20m
Deal found 8/24![Southwest logo]()
$390
This Southwest deal was found by Cheapflights users on 8/25. 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 9/165:30 pm -
2 stops9h 10m
Tue 9/225:20 am -
2 stops11h 10m
Deal found 8/25![Southwest logo]()
$379
This American Airlines deal was found by Cheapflights users on 8/25. 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 9/256:23 pm -
1 stop8h 48m
Fri 10/211:57 pm -
1 stop8h 06m
Deal found 8/25![American Airlines logo]()
$391
This Southwest deal was found by Cheapflights users on 8/22. 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.
Sat 9/266:45 am -
2 stops10h 35m
Fri 10/212:10 am -
2 stops13h 50m
Deal found 8/22![Southwest logo]()
$385
This Delta deal was found by Cheapflights users on 8/23. 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 9/305:00 pm -
1 stop7h 15m
Sun 10/117:22 am -
1 stop7h 47m
Deal found 8/23![Delta logo]()
$423
This Southwest deal was found by Cheapflights users on 8/25. 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 9/305:30 pm -
2 stops9h 10m
Fri 10/29:00 am -
2 stops10h 45m
Deal found 8/25![Southwest logo]()
$433
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 August 26, 2026.
Search for one-way flight options from Greenville to Seattle. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
This American Airlines deal was found by Cheapflights users on 8/21. 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 10/74:10 pm -
1 stop10h 00m
Deal found 8/21![American Airlines logo]()
$185
This Southwest deal was found by Cheapflights users on 8/25. 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 9/158:15 am -
2 stops12h 40m
Deal found 8/25![Southwest logo]()
$190
This Delta deal was found by Cheapflights users on 8/24. 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 10/2310:08 am -
1 stop9h 08m
Deal found 8/24![Delta logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 8/24. 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.
Wed 10/218:24 pm -
2 stops21h 48m
Deal found 8/24![Multiple Airlines logo]()
$198
This United Airlines deal was found by Cheapflights users on 8/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/55:43 pm -
1 stop8h 00m
Deal found 8/22![United Airlines logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 10/238:47 pm -
2 stops21h 25m
Deal found 8/24![Multiple Airlines logo]()
$207
This Southwest deal was found by Cheapflights users on 8/24. 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 10/222:10 pm -
2 stops13h 25m
Deal found 8/24![Southwest logo]()
$223
This Southwest deal was found by Cheapflights users on 8/25. 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 10/91:05 pm -
2 stops14h 30m
Deal found 8/25![Southwest logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 8/24. 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 10/226:08 pm -
3 stops24h 04m
Deal found 8/24![Multiple Airlines logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 8/22. 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 8/318:45 pm -
2 stops39h 34m
Deal found 8/22![Multiple Airlines logo]()
$267
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 August 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $369 (United Airlines) |
One-way from | $185 (American Airlines) |
Popular in | December |
Cheapest in | February |
Average price | $505 |
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 7,457,451 searches. Data last updated August 26, 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 Greenville - SEA Seattle/Tacoma Intl
GSPSEA
Greenville
Sat 10/24
6:40 am-2:30 pm
2 stops10h 50m
Seattle/Tacoma Intl
Mon 11/2
12:15 am-2:10 pm
2 stops10h 55m
$399
GreenvilleSeattle
GSP Greenville - SEA Seattle/Tacoma Intl
GSPSEA
Greenville
Fri 12/4
2:50 pm-11:30 pm
2 stops11h 40m
Seattle/Tacoma Intl
Sun 12/6
12:15 am-2:10 pm
2 stops10h 55m
$423
GreenvilleSeattle
GSP Greenville - SEA Seattle/Tacoma Intl
GSPSEA
Greenville
Wed 9/30
5:00 pm-11:58 pm
1 stop9h 58m
Seattle/Tacoma Intl
Sun 10/11
6:00 am-6:09 pm
1 stop9h 09m
$441
Quickest round-trip
GreenvilleSeattle
GSP Greenville - SEA Seattle/Tacoma Intl
GSPSEA
Greenville
Thu 10/22
4:25 pm-10:59 pm
1 stop9h 34m
Seattle/Tacoma Intl
Mon 10/26
10:56 pm-9:51 am
1 stop7h 55m
$479
GreenvilleSeattle
GSP Greenville - SEA Seattle/Tacoma Intl
GSPSEA
Greenville
Wed 10/21
6:20 am-11:27 am
1 stop8h 07m
Seattle/Tacoma Intl
Mon 10/26
6:30 pm-9:51 am
2 stops12h 21m
$484
GreenvilleSeattle
GSP Greenville - SEA Seattle/Tacoma Intl
GSPSEA
Greenville
Wed 9/23
6:20 am-7:14 pm
2 stops15h 54m
Seattle/Tacoma Intl
Sat 9/26
5:00 am-3:08 pm
1 stop7h 08m
$484
GreenvilleSeattle
GSP Greenville - SEA Seattle/Tacoma Intl
GSPSEA
Greenville
Sat 12/5
2:54 pm-10:33 pm
2 stops10h 39m
Seattle/Tacoma Intl
Wed 12/9
5:24 pm-9:52 am
2 stops13h 28m
$489
GreenvilleSeattle
GSP Greenville - SEA Seattle/Tacoma Intl
GSPSEA
Greenville
Tue 9/22
10:25 am-7:15 pm
2 stops11h 50m
Seattle/Tacoma Intl
Fri 10/9
11:13 pm-9:58 am
1 stop7h 45m
$495
GreenvilleSeattle
GSP Greenville - SEA Seattle/Tacoma Intl
GSPSEA
Greenville
Fri 9/11
6:20 am-3:45 pm
2 stops12h 25m
Seattle/Tacoma Intl
Mon 9/14
4:30 pm-9:35 am
2 stops14h 05m
$500
GreenvilleSeattle
GSP Greenville - SEA Seattle/Tacoma Intl
GSPSEA
Greenville
Fri 10/2
1:05 pm-8:35 pm
2 stops10h 30m
Seattle/Tacoma Intl
Sat 10/3
12:10 am-12:20 pm
2 stops9h 10m
$502
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 August.
| 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 34 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 $697). 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?
Airfare is below average for this route at the moment.
Greenville to Seattle flights typically cost between $424 and $548 in September.The cheapest round-trip price found within the last 5 days was $369 on United Airlines (Sep 15-Sep 21).
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 August 26, 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.
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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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 7,457,451 searches. Data last updated August 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$258 | Average$530 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$317 | Average$466 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$369 | Average$514 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$443 | Average$520 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$566 | Average$661 | FlexibilityNo cancel fee | On-time75% |