HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$67+ 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — SEA
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
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 Seattle
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 December 4, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
Tue 12/2312:17 pmCLT - SEA
1 stop27h 13mFrontier
Tue 1/61:00 pmSEA - CLT
2 stops23h 37mFrontier
Deal found 12/2$345
This Kiwi.com deal was found by Cheapflights users on 12/1. 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.
Tue 12/2312:17 pmCLT - SEA
1 stop27h 13mFrontier
Wed 12/311:25 pmSEA - CLT
2 stops16h 07mFrontier
Deal found 12/1$353
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
Tue 12/2312:17 pmCLT - SEA
1 stop27h 13mFrontier
Sun 1/46:05 pmSEA - CLT
2 stops14h 17mFrontier
Deal found 12/2$358
This Southwest deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:00 amCLT - SEA
2 stops14h 40mSouthwest
Wed 1/286:45 amSEA - CLT
1 stop6h 35mSouthwest
Deal found 12/3$359
This Southwest deal was found by Cheapflights users on 12/4. 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 12/107:00 amCLT - SEA
2 stops14h 40mSouthwest
Tue 1/66:45 amSEA - CLT
1 stop6h 35mSouthwest
Deal found 12/4$366
This Kiwi.com deal was found by Cheapflights users on 12/4. 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 12/115:44 pmCLT - SEA
1 stop21h 09mFrontier
Tue 1/61:00 pmSEA - CLT
2 stops51h 46mFrontier
Deal found 12/4$368
This Kiwi.com deal was found by Cheapflights users on 12/1. 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 12/319:00 amCLT - SEA
2 stops18h 42mMultiple Airlines
Sun 1/1112:26 pmSEA - CLT
1 stop26h 29mMultiple Airlines
Deal found 12/1$372
This Kiwi.com deal was found by Cheapflights users on 12/1. 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 12/245:14 pmCLT - SEA
1 stop22h 16mMultiple Airlines
Thu 1/11:25 pmSEA - CLT
2 stops39h 35mMultiple Airlines
Deal found 12/1$373
This Southwest deal was found by Cheapflights users on 12/2. 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 12/221:20 pmCLT - SEA
2 stops14h 15mSouthwest
Tue 2/106:05 amSEA - CLT
1 stop9h 25mSouthwest
Deal found 12/2$378
This Kiwi.com deal was found by Cheapflights users on 12/1. 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 12/245:14 pmCLT - SEA
1 stop22h 16mFrontier
Thu 1/16:00 amSEA - CLT
2 stops26h 22mFrontier
Deal found 12/1$379
This Kiwi.com deal was found by Cheapflights users on 12/2. 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.
Tue 12/2312:17 pmCLT - SEA
1 stop27h 13mFrontier
Mon 1/56:00 amSEA - CLT
2 stops31h 42mFrontier
Deal found 12/2$383

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 December 4, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$340
(Southwest)

One-way from

$67
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$529
Provider with most accurate pricing for Charlotte Douglas-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Charlotte Douglas-Seattle/Tacoma Intl flights.
Search Deals
From Spartanburg to Seattle/Tacoma Intl
Search Deals
One-way flight from Spartanburg to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 4, 2025.
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

Tue 1/6

1:35 pm-10:30 pm

1 stop11h 55m

Seattle/Tacoma Intl

Tue 1/13

6:05 am-7:55 pm

2 stops10h 50m

$340

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Sat 1/10

1:05 pm-9:05 pm

2 stops11h 00m

Seattle/Tacoma Intl

Sat 1/17

5:15 am-7:35 pm

2 stops11h 20m

$360

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Thu 12/25

7:00 am-6:40 pm

2 stops14h 40m

Seattle/Tacoma Intl

Wed 1/28

6:05 am-7:55 pm

2 stops10h 50m

$364

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Wed 12/24

5:14 pm-12:30 pm

1 stop22h 16m

Seattle/Tacoma Intl

Thu 1/1

1:25 pm-8:00 am

2 stops39h 35m

$379

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Thu 1/22

8:25 am-5:50 pm

2 stops12h 25m

Seattle/Tacoma Intl

Sun 1/25

5:15 am-6:50 pm

2 stops10h 35m

$386

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Sat 2/14

6:15 am-10:43 pm

1 stop19h 28m

Seattle/Tacoma Intl

Sat 2/21

7:00 am-9:21 pm

1 stop11h 21m

$387

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Thu 2/26

6:15 am-10:43 pm

1 stop19h 28m

Seattle/Tacoma Intl

Sun 3/1

11:59 pm-5:24 pm

1 stop14h 25m

$399

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Mon 12/22

6:26 pm-12:20 am

1 stop8h 54m

Seattle/Tacoma Intl

Tue 1/6

6:05 am-9:32 pm

1 stop12h 27m

$408

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Thu 1/8

8:00 am-6:26 pm

1 stop13h 26m

Seattle/Tacoma Intl

Sun 1/11

8:10 am-2:13 pm

1 stop27h 03m

$409

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Sun 1/25

4:19 pm-9:55 am

1 stop20h 36m

Seattle/Tacoma Intl

Thu 1/29

5:00 am-10:59 pm

1 stop14h 59m

$412

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 20 results
1
2

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 November 28, 2025.

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, January is the cheapest month in which you can book a flight from Spartanburg to Seattle (average of $197). Flying from Spartanburg to Seattle in March is currently the most expensive (average of $318). 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 December 4, 2025.

A simple way to save on the total cost of your ticket is to fly from Spartanburg to Seattle in the evening. If you’re flexible enough to do this you can expect to save up to 8% on your trip compared to booking a flight at noon.

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 December 16, 2024.

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.

Weekly flight availability from Spartanburg to Seattle

Explore weekly flight availability from Spartanburg to Seattle. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 4, 2025.

The most flights from SB1 to SEA are scheduled on a Tuesday (3 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (1 on average).

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 December 4, 2025.
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.
Southwest
8.0
Very good
4,250 reviews

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,250 reviews
Southwest
8.0
Very good
4,250 reviews

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,011 reviews
Southwest
8.0
Very good
4,250 reviews

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,066 reviews
Southwest
8.0
Very good
4,250 reviews

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,047 reviews
Southwest
8.0
Very good
4,250 reviews

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.8
Fair
3,091 reviews
Southwest
8.0
Very good
4,250 reviews

Food

7.0

Comfort

8.0

Entertainment

7.5

Overall

8.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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.

  • What airport do you fly into for flights to Seattle from Spartanburg?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Seattle from Spartanburg. Booking flights from Spartanburg to Seattle/Tacoma Intl (SEA) should be relatively easy as there are 2 daily inbound flights from Spartanburg from 7 different airlines.

  • How long is the flight from Spartanburg to Seattle?

    There are many flights that can get you from Spartanburg to Seattle in 11h 55m. Fly via Southwest to get the fastest option. There are 2273 mi between Spartanburg and Seattle.

  • What are the cheapest airlines to fly from Spartanburg to Seattle one-way?

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $53. Users have also found prices from $83 and $114 on Frontier and United Airlines, respectively.

  • What are the cheapest flights from Spartanburg to Seattle?

    While on average a flight from Spartanburg to Seattle is generally $499, our data shows the cheapest flight currently is $256. When looking at the most popular route, (Charlotte Douglas - Seattle/Tacoma Intl), you can expect to pay $198 for that flight.

  • Can I find deals for flights from Spartanburg to Seattle that include hotel bookings?

    Yes. In addition to deals on Spartanburg to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Spartanburg to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Spartanburg to Seattle.

  • Can I find deals for business class flights from Spartanburg to Seattle?

    Yes. Cheapflights offers flight deals from Spartanburg to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Spartanburg to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Spartanburg to Seattle (average of $197). Flying from Spartanburg to Seattle in March is currently the most expensive (average of $318). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Olympia
Ocean Shores
Edmonds
Lynnwood
Renton
Puyallup
Kirkland
Kent
Tukwila
Cle Elum
Marysville
Leavenworth
Fife
Aberdeen
Shoreline
Centralia
Federal Way

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.
Charlotte to Seattle flights
Charlotte to Portland flights
Charleston to Seattle flights
Savannah to Seattle flights
Greenville to Seattle flights
Columbia to Seattle flights
Augusta to Seattle flights
Myrtle Beach to Seattle flights
Charleston to Portland flights
Charlotte to Spokane flights
Charleston to Spokane flights
Savannah to Spokane flights
Greenville to Spokane flights
Savannah to Portland flights
Charlotte to Pasco flights
Greenville to Portland flights
Myrtle Beach to Portland flights
Columbia to Portland flights
Columbia to Spokane flights
Augusta to Portland flights
Columbia to Pasco flights
Florence to Seattle flights
Hilton Head Island to Seattle flights
Savannah to Pasco flights
Augusta to Pasco flights
Savannah to Yakima flights
Savannah to Wenatchee flights
Florence to Portland flights
Florence to Spokane flights
Charlotte to Yakima flights
Charlotte to Pullman flights
Charlotte to Walla Walla flights

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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$119Average$291FlexibilityNo cancel feeOn-time65%
FrontierCheapest$141Average$270FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$188Average$484FlexibilityNo cancel feeOn-time69%
DeltaCheapest$204Average$486FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$296Average$472FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$327Average$465FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$454Average$696FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.