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$138+ 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — SEA
juil. 8 — juil. 151
mar. 7/8
mar. 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Spartanburg to Seattle/Tacoma Intl are usually found in October or November, booked 83 days in advance, depart on a Tuesday or Monday 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 juillet 3, 2025.

Round-trip from

$284
(Frontier)

One-way from

$138
(Mytrip)

Popular in

July

Cheapest in

October

Average price

$486
From Spartanburg to Seattle/Tacoma Intl
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One-way flight from Spartanburg to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 6% potential increase in price ($33 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in July 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 juillet 3, 2025.

This Frontier deal was found by Cheapflights users on 7/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 9/55:20 pmCLT - SEA
1 stop10h 10mFrontier
lun. 9/156:12 amSEA - CLT
2 stops12h 12mFrontier
Deal found 7/2$284
This FlightHub deal was found by Cheapflights users on 7/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/85:31 pmCLT - SEA
1 stop9h 11mMultiple Airlines
mer. 7/235:30 pmSEA - CLT
1 stop17h 10mMultiple Airlines
Deal found 7/2$287
This FlightHub deal was found by Cheapflights users on 7/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 7/239:28 pmCLT - SEA
1 stop21h 57mSpirit Airlines
mer. 7/305:30 pmSEA - CLT
2 stops13h 32mSpirit Airlines
Deal found 7/2$288
This Sun Country Air deal was found by Cheapflights users on 7/2. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/46:15 pmCLT - SEA
1 stop7h 35mSun Country Air
jeu. 8/1411:59 pmSEA - CLT
1 stop14h 44mSun Country Air
Deal found 7/2$310
This Southwest deal was found by Cheapflights users on 7/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 8/141:55 pmCLT - SEA
1 stop10h 35mSouthwest
lun. 8/189:10 pmSEA - CLT
1 stop9h 55mSouthwest
Deal found 7/1$342

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 juillet 3, 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

ven. 9/5

5:20 pm-12:30 am

1 stop10h 10m

Seattle/Tacoma Intl

lun. 9/15

6:12 am-9:24 pm

2 stops12h 12m

$284

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

mer. 8/6

9:28 pm-4:25 pm

1 stop21h 57m

Seattle/Tacoma Intl

jeu. 8/7

5:30 pm-1:40 pm

1 stop17h 10m

$287

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

mer. 8/6

9:28 pm-4:25 pm

1 stop21h 57m

Seattle/Tacoma Intl

mar. 8/12

6:25 am-4:36 pm

1 stop7h 11m

$300

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

lun. 8/4

6:15 pm-10:50 pm

1 stop7h 35m

Seattle/Tacoma Intl

jeu. 8/14

11:59 pm-5:43 pm

1 stop14h 44m

$310

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

jeu. 8/14

1:55 pm-9:30 pm

1 stop10h 35m

Seattle/Tacoma Intl

lun. 8/18

9:10 pm-10:05 am

1 stop9h 55m

$342

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

lun. 8/11

4:57 pm-10:50 pm

1 stop8h 53m

$138

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

mer. 8/6

9:28 pm-4:25 pm

1 stop21h 57m

$141

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

mar. 8/5

7:00 am-6:58 pm

2 stops14h 58m

$144

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

mar. 7/8

5:31 pm-11:42 pm

1 stop9h 11m

$154

CharlotteSeattle

CLT - SEA

CLTSEA

Charlotte Douglas

mar. 8/19

6:35 pm-11:35 pm

1 stop8h 00m

$171

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Showing 1-10 of 11 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 June 27, 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 83 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 $238). Flying from Spartanburg to Seattle in July is currently the most expensive (average of $390). 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 juillet 3, 2025.

When flying from Spartanburg to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 Monday evenings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Spartanburg 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 juillet 3, 2025.
See what other customers who have flown with Southwest, United Airlines, and Sun Country Air 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
4,266 reviews

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,861 reviews
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Sun Country Air
6.9
Okay
339 reviews
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Spirit Airlines
6.3
Okay
8,086 reviews
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Frontier
5.9
Fair
3,286 reviews
Southwest
8.0
Very good
4,266 reviews

Comfort

8.0

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

Food

7.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

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 is 1 daily inbound flight from Spartanburg from 7 different airlines.

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

    For one-way options, check prices for Sun Country Air. According to our data, you can fly for as low as $138. Users have also found prices from $141 and $144 on Spirit Airlines and United Airlines, respectively.

  • What are the cheapest flights from Spartanburg to Seattle?

    While on average a flight from Spartanburg to Seattle is generally $883, our data shows the cheapest flight currently is $240. When looking at the most popular route, (Charlotte Douglas - Seattle/Tacoma Intl), you can expect to pay $221 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 $238). Flying from Spartanburg to Seattle in July is currently the most expensive (average of $390). 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 Spartanburg?

Book flights to Spartanburg if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Lynnwood
Renton
Olympia
Shoreline
Puyallup
Cle Elum
Centralia
Kent
Federal Way
Chehalis
Kirkland
Aberdeen
Shelton

Browse thousands of different options on Cheapflights for your next trip

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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 juillet 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$101Average$215FlexibilityNo cancel feeOn-time65%
FrontierCheapest$147Average$245FlexibilityNo cancel feeOn-time62%
DeltaCheapest$204Average$477FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$293Average$518FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$306Average$483FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$345Average$482FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$454Average$693FlexibilityNo cancel feeOn-time75%

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