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$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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — SEA
Nov 21 — Nov 281
Fri 11/21
Fri 11/28
1 adult, Economy
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Cheapflights Tip: The best prices from Spartanburg to Seattle/Tacoma Intl are usually found in November or February, booked 28 days in advance, depart on a Tuesday or Saturday and return on a Tuesday

Cheap flight deals from Spartanburg to Seattle

Keep the following information in mind while searching for Spartanburg to Seattle flight deals. Data was last updated October 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$314
(Kiwi.com)

One-way from

$67
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$458
Provider with most accurate pricing for Charlotte Douglas-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Charlotte Douglas-Seattle/Tacoma Intl flights.
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From Spartanburg to Seattle/Tacoma Intl
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One-way flight from Spartanburg to Seattle/Tacoma Intl
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High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 22, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/21. 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 12/2212:17 pmCLT - SEA
1 stop27h 13mFrontier
Wed 12/311:25 pmSEA - CLT
1 stop18h 57mFrontier
Deal found 10/21$314
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/255:16 pmCLT - SEA
1 stop21h 40mFrontier
Thu 11/271:01 pmSEA - CLT
1 stop24h 22mFrontier
Deal found 10/20$316
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 12/125:44 pmCLT - SEA
1 stop21h 09mFrontier
Sun 12/216:23 pmSEA - CLT
2 stops13h 59mFrontier
Deal found 10/21$318
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Sat 11/2210:16 pmCLT - SEA
1 stop13h 21mFrontier
Wed 11/2612:51 pmSEA - CLT
2 stops23h 41mFrontier
Deal found 10/21$319
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2311:59 amCLT - SEA
1 stop8h 16mMultiple Airlines
Thu 11/271:01 pmSEA - CLT
2 stops23h 31mMultiple Airlines
Deal found 10/20$320
This Kiwi.com deal was found by Cheapflights users on 10/21. 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.
Wed 12/245:14 pmCLT - SEA
1 stop22h 16mFrontier
Mon 12/292:54 pmSEA - CLT
1 stop17h 28mFrontier
Deal found 10/21$321
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/245:16 pmCLT - SEA
1 stop21h 40mFrontier
Fri 11/289:53 pmSEA - CLT
2 stops18h 06mFrontier
Deal found 10/21$322
This Sun Country Air deal was found by Cheapflights users on 10/20. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/206:38 pmCLT - SEA
1 stop24h 55mSun Country Air
Sun 11/236:30 pmSEA - CLT
1 stop20h 26mSun Country Air
Deal found 10/20$325
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/176:12 pmCLT - SEA
1 stop20h 55mFrontier
Mon 11/249:53 pmSEA - CLT
2 stops38h 39mFrontier
Deal found 10/20$326
This Kiwi.com deal was found by Cheapflights users on 10/21. 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 11/203:35 pmCLT - SEA
2 stops28h 02mFrontier
Mon 11/249:12 amSEA - CLT
1 stop9h 09mFrontier
Deal found 10/21$328
This Kiwi.com deal was found by Cheapflights users on 10/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1712:59 pmCLT - SEA
2 stops26h 31mMultiple Airlines
Tue 12/232:54 pmSEA - CLT
1 stop22h 25mMultiple Airlines
Deal found 10/19$330
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/225:08 pmCLT - SEA
1 stop21h 48mMultiple Airlines
Wed 11/2612:51 pmSEA - CLT
2 stops26h 50mMultiple Airlines
Deal found 10/20$331

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 October 22, 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

Thu 1/8

1:35 pm-10:30 pm

1 stop11h 55m

Seattle/Tacoma Intl

Mon 1/12

6:45 am-4:20 pm

1 stop6h 35m

$327

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Tue 10/28

6:00 am-1:54 pm

2 stops10h 54m

Seattle/Tacoma Intl

Sat 11/1

7:00 am-5:20 pm

1 stop7h 20m

$396

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Sat 10/25

6:30 am-11:50 am

1 stop8h 20m

Seattle/Tacoma Intl

Sat 11/1

5:45 am-7:40 pm

2 stops10h 55m

$406

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Thu 11/27

8:40 am-2:37 pm

1 stop8h 57m

Seattle/Tacoma Intl

Tue 12/2

11:59 pm-10:53 am

1 stop7h 54m

$407

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Wed 11/19

6:03 am-12:57 pm

1 stop9h 54m

Seattle/Tacoma Intl

Sun 11/23

10:15 pm-9:18 am

1 stop8h 03m

$407

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Wed 12/10

6:00 am-10:40 am

1 stop7h 40m

Seattle/Tacoma Intl

Sun 12/14

11:59 pm-10:53 am

1 stop7h 54m

$407

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Wed 10/29

6:40 am-1:54 pm

2 stops10h 14m

Seattle/Tacoma Intl

Sun 11/2

7:00 am-5:20 pm

1 stop7h 20m

$412

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Thu 11/13

5:30 am-12:43 pm

1 stop10h 13m

Seattle/Tacoma Intl

Wed 11/19

11:27 am-10:42 pm

1 stop8h 15m

$417

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Fri 12/5

6:10 am-1:25 pm

1 stop10h 15m

Seattle/Tacoma Intl

Fri 12/12

8:35 am-6:05 pm

1 stop6h 30m

$423

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

Thu 12/4

5:27 am-10:20 am

1 stop7h 53m

Seattle/Tacoma Intl

Mon 12/8

11:59 pm-10:53 am

1 stop7h 54m

$423

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Showing 1-10 of 19 results
1
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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 October 17, 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 28 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 $200). 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 October 22, 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 October 22, 2025.

The most flights from SB1 to SEA are scheduled on a Monday (4 on average). You will have fewer flight options on Saturday, 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 October 22, 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
4,235 reviews

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,235 reviews
Southwest
8.0
Very good
4,235 reviews

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,981 reviews
Southwest
8.0
Very good
4,235 reviews

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,988 reviews
Southwest
8.0
Very good
4,235 reviews

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,029 reviews
Southwest
8.0
Very good
4,235 reviews

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,129 reviews
Southwest
8.0
Very good
4,235 reviews

Comfort

8.0

Food

7.0

Boarding

8.1

Entertainment

7.5

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 8h 57m. Fly via Southwest, United Airlines, or Delta to get the fastest option. There are 2273 mi between Spartanburg and Seattle. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $121. Users have also found prices from $137 and $141 on Sun Country Air and Southwest, respectively.

  • What are the cheapest flights from Spartanburg to Seattle?

    While on average a flight from Spartanburg to Seattle is generally $532, our data shows the cheapest flight currently is $169. When looking at the most popular route, (Charlotte Douglas - Seattle/Tacoma Intl), you can expect to pay $181 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 $200). 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
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Lacey
Olympia
Kent
Federal Way
Cle Elum
Marysville
Puyallup
Chehalis
Kirkland
Fife
Issaquah

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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 October 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$119Average$309FlexibilityNo cancel feeOn-time65%
FrontierCheapest$149Average$271FlexibilityNo cancel feeOn-time62%
DeltaCheapest$204Average$478FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$254Average$525FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$296Average$475FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$327Average$478FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$488Average$693FlexibilityNo cancel feeOn-time75%

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