$92+ Cheap flights from Spartanburg, SC to Seattle (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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — SEA
Feb 26 — Mar 51
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Spartanburg to Seattle with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Spartanburg to Seattle/Tacoma Intl are usually found in February or November, booked 87 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday
Cheap flight deals from Spartanburg to Seattle
Cheapest flights from Spartanburg to SeattleExplore the most affordable flight options available from Spartanburg to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.
Explore the most affordable flight options available from Spartanburg to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.
This Southwest deal was found by Cheapflights users on 1/24. 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 5/93:50 pm
CLT
- SEA
2 stops9h 20m
Southwest
Sun 5/175:15 am
SEA
- CLT
1 stop7h 55m
Southwest
Deal found 1/24![Southwest logo]()
$398
This American Airlines deal was found by Cheapflights users on 1/25. 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.
Sat 5/238:15 pm
CLT
- SEA
Nonstop5h 44m
American Airlines
Tue 6/25:15 am
SEA
- CLT
Nonstop5h 10m
American Airlines
Deal found 1/25![American Airlines logo]()
$403
This Southwest deal was found by Cheapflights users on 1/25. 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.
Sat 9/51:00 pm
CLT
- SEA
1 stop7h 00m
Southwest
Mon 9/145:00 am
SEA
- CLT
2 stops9h 50m
Southwest
Deal found 1/25![Southwest logo]()
$404
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/147:43 pm
CLT
- SEA
1 stop18h 36m
Multiple Airlines
Fri 3/206:24 pm
SEA
- CLT
2 stops26h 29m
Multiple Airlines
Deal found 1/25![Multiple Airlines logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 1/24. 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.
Sun 3/297:43 pm
CLT
- SEA
1 stop18h 36m
Frontier
Thu 4/912:42 pm
SEA
- CLT
2 stops17h 55m
Frontier
Deal found 1/24![Frontier logo]()
$406
This Southwest deal was found by Cheapflights users on 1/25. 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.
Mon 2/235:50 am
CLT
- SEA
1 stop8h 00m
Southwest
Sat 2/287:05 am
SEA
- CLT
1 stop7h 15m
Southwest
Deal found 1/25![Southwest logo]()
$407
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Sun 3/227:43 pm
CLT
- SEA
1 stop18h 36m
Frontier
Thu 4/212:42 pm
SEA
- CLT
2 stops30h 01m
Frontier
Deal found 1/26![Frontier logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 1/24. 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 4/27:49 pm
CLT
- SEA
1 stop18h 48m
Frontier
Fri 4/1012:42 pm
SEA
- CLT
2 stops17h 31m
Frontier
Deal found 1/24![Frontier logo]()
$409
This Southwest deal was found by Cheapflights users on 1/25. 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.
Mon 3/212:55 pm
CLT
- SEA
1 stop8h 45m
Southwest
Fri 3/65:15 am
SEA
- CLT
1 stop7h 20m
Southwest
Deal found 1/25![Southwest logo]()
$410
This CheapOair deal was found by Cheapflights users on 1/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/95:47 pm
CLT
- SEA
1 stop18h 40m
Frontier
Sat 5/166:57 pm
SEA
- CLT
1 stop20h 57m
Frontier
Deal found 1/25![Frontier logo]()
$412
This Southwest deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/15:35 am
CLT
- SEA
1 stop11h 00m
Southwest
Wed 3/46:45 am
SEA
- CLT
1 stop6h 35m
Southwest
Deal found 1/26![Southwest logo]()
$415
Find flight deals from Spartanburg to Seattle
Keep the following information in mind while searching for Spartanburg to Seattle flight deals. Data was last updated January 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $398 (Southwest) |
One-way from | $92 (Trip.com) |
Popular in | December |
Cheapest in | February |
Average price | $491 |
Cheapflights Fare Finder
Customize your flight search to find flights from Spartanburg 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 January 27, 2026.
Use the filters below to find and compare flights from Spartanburg to Seattle that are best for you.
Fly from
Spartanburg
Fly to
Seattle
Route
Depart
Return
Price
CharlotteSeattle
CLT - SEA
CLTSEA
Charlotte Douglas
Thu 4/9
7:00 pm-12:05 am
1 stop8h 05m
Seattle/Tacoma Intl
Sun 4/12
5:15 am-4:10 pm
1 stop7h 55m
$410
CharlotteSeattle
CLT - SEA
CLTSEA
Charlotte Douglas
Mon 3/2
5:50 am-10:50 am
1 stop8h 00m
Seattle/Tacoma Intl
Sun 3/8
5:30 am-3:55 pm
1 stop7h 25m
$410
CharlotteSeattle
CLT - SEA
CLTSEA
Charlotte Douglas
Mon 3/2
12:55 pm-6:40 pm
1 stop8h 45m
Seattle/Tacoma Intl
Fri 3/6
5:15 am-3:35 pm
1 stop7h 20m
$410
CharlotteSeattle
CLT - SEA
CLTSEA
Charlotte Douglas
Wed 3/25
6:10 am-2:20 pm
2 stops11h 10m
Seattle/Tacoma Intl
Wed 4/1
9:00 am-10:05 pm
2 stops10h 05m
$413
CharlotteSeattle
CLT - SEA
CLTSEA
Charlotte Douglas
Wed 4/22
7:35 am-5:45 pm
2 stops13h 10m
Seattle/Tacoma Intl
Mon 4/27
11:55 pm-12:55 pm
2 stops10h 00m
$420
CharlotteSeattle
CLT - SEA
CLTSEA
Charlotte Douglas
Tue 3/31
7:45 am-6:20 pm
2 stops13h 35m
Seattle/Tacoma Intl
Thu 4/2
5:30 am-8:00 pm
2 stops11h 30m
$420
CharlotteSeattle
CLT - SEA
CLTSEA
Charlotte Douglas
Tue 2/17
12:55 pm-11:40 pm
2 stops13h 45m
Seattle/Tacoma Intl
Tue 2/24
6:05 am-7:55 pm
2 stops10h 50m
$422
CharlotteSeattle
CLT - SEA
CLTSEA
Charlotte Douglas
Tue 3/24
5:11 pm-10:15 pm
1 stop8h 04m
Seattle/Tacoma Intl
Tue 3/31
11:15 pm-11:57 am
1 stop9h 42m
$423
CharlotteSeattle
CLT - SEA
CLTSEA
Charlotte Douglas
Sat 3/28
5:24 pm-10:03 pm
1 stop7h 39m
Seattle/Tacoma Intl
Tue 3/31
6:00 am-5:48 pm
1 stop8h 48m
$423
CharlotteSeattle
CLT - SEA
CLTSEA
Charlotte Douglas
Sat 3/7
8:00 am-10:41 pm
1 stop17h 41m
Seattle/Tacoma Intl
Mon 3/9
5:00 am-10:38 pm
1 stop14h 38m
$428
Showing 1-10 of 21 results
Best time to book a flight from Spartanburg to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Spartanburg 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 Spartanburg to Seattle
How far ahead should I book a flight from Spartanburg to Seattle?
Use this chart to determine the optimal time to book a round-trip flight from Spartanburg to Seattle. Price data was last updated on January 23, 2026.
The price you pay for your flight from Spartanburg to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 87 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Spartanburg to Seattle?
Currently, August is the cheapest month in which you can book a flight from Spartanburg to Seattle (average of $238). Flying from Spartanburg to Seattle in March is currently the most expensive (average of $323). 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 SB1 to SEA?
Find hourly flight availability from Spartanburg 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 January 27, 2026.
A simple way to save on the total cost of your ticket is to fly from Spartanburg to Seattle in the morning. If you’re flexible enough to do this you can expect to save up to 11% on your trip compared to booking a flight in the afternoon.
What is the cheapest day to fly from Spartanburg to Seattle?
Use this chart to determine the cheapest time to fly round-trip from Spartanburg to Seattle. Price data was last updated on January 24, 2026.
Travelers seeking maximum savings on their Spartanburg to Seattle flight should consider departing on Thursday afternoons when fares are most often at their lowest. Monday mornings 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 January 27, 2026.
See what other customers who have flown with Southwest, Delta, and United Airlines from Spartanburg to Seattle have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Entertainment
7.5
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Spartanburg 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 locationsTacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Lacey
Edmonds
Renton
Puyallup
Kirkland
Kent
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for Spartanburg to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from Spartanburg to Seattle
Discover the top 7 airlines that operate flights from Spartanburg 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 January 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$91 | Average$214 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$118 | Average$269 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$188 | Average$478 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$196 | Average$476 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$296 | Average$470 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$327 | Average$463 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$454 | Average$696 | FlexibilityNo cancel fee | On-time75% |