Best Flights starting from $300
from$300economy
Seattle (SEA)
Tue, Aug 18
Roundtrip
Greenville (GSP)
Tue, Aug 25
from$383economy
Seattle (SEA)
Wed, Aug 12
Roundtrip
Greenville (GSP)
Wed, Aug 19
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Other Options for This Route
Other Destinations
Seattle (SEA) to Newark (EWR) in August from $150
From $150
Seattle (SEA) to Sitka (SIT) in August from $219
From $219
Seattle (SEA) to Houston (IAH) in August from $224
From $224
Seattle (SEA) to South Bend (SBN) in August from $286
From $286
Seattle (SEA) to Glasgow (Any) in August from $352
From $352
Seattle (SEA) to Cedar Rapids (CID) in August from $369
From $369
Flights from Other Cities
Pittsburgh (PIT) to Greenville (GSP) in August from $103
From $103
Denver (Any) to Greenville (GSP) in August from $165
From $165
Pensacola (PNS) to Greenville (GSP) in August from $317
From $317
Pittsburgh (PIT) to Greenville (GSP) in September from $98
From $98
Boston (BOS) to Greenville (GSP) in September from $194
From $194
Appleton (ATW) to Greenville (GSP) in September from $249
From $249
✈️ Flight Guide: Seattle (SEA) → Greenville (GSP)
Complete travel information for your August journey
August is a peak summer travel month at Seattle-Tacoma International Airport (SEA) with increased departures to East Coast destinations, including Greenville-Spartanburg International Airport (GSP). Travelers from Seattle, Tacoma, Bellevue, Olympia, and nearby Vancouver BC often search for affordable SEA to GSP flights, seasonal schedule adjustments, and luggage or check-in tips. Expect busy security lanes around late-afternoon weekend windows and plan for possible thunderstorm delays on connecting flights en route to the Southeast.
Departing from Seattle (SEA) FAQs
In August, the best ways to reach Seattle-Tacoma International Airport (SEA) are light rail (Link), rideshare, airport shuttle, and driving with long-term parking. Summer traffic can increase on I-405 and I-5 during holiday weekends, so allow extra time for peak afternoon and evening travel; consider Link light rail for a predictable schedule. Book parking or reserve a shared-ride early to save money during the busy summer travel period.
For domestic departures from Seattle-Tacoma International Airport (SEA) in August, arrive at least 90 minutes before departure if you have checked bags and 60 minutes if you are carry-on only and have mobile boarding passes. Summer travel increases TSA lines and security screening times—use TSA PreCheck or CLEAR to shorten wait times, and check your airline's recommended arrival window the morning of travel.
Direct flights between Seattle-Tacoma International Airport (SEA) and Greenville-Spartanburg International Airport (GSP) are limited and seasonal; most itineraries in August use one-stop connections through hubs such as Atlanta (ATL), Charlotte (CLT), or Dallas/Fort Worth (DFW). When searching for nonstop Seattle to Greenville flights, check major carriers and early-morning departure windows for the best chance of direct availability, or book a one-stop itinerary for more flexible schedules.
Seattle-Tacoma International Airport (SEA) features a range of amenities including food halls, duty-free shops, family rest areas, and multiple airline lounges such as those operated by Alaska Airlines and partner clubs. In August, many restaurants extend outdoor seating and hours to accommodate summer travelers; check airport maps and lounge access rules before you travel to plan meals and rest between connections.
To find cheap Seattle-Tacoma International Airport (SEA) to Greenville-Spartanburg International Airport (GSP) flights in August, search 6–10 weeks in advance, compare fares across low-cost and major carriers, and be flexible with midweek travel dates. Use fare alerts, mix-and-match one-way tickets, and consider nearby airports or alternate dates to reduce costs; booking on a Tuesday or Wednesday often yields lower summer fares.
Before traveling from Seattle-Tacoma International Airport (SEA) in August, verify current carrier and state health guidelines, vaccine or testing requirements (if any), and mask policies—these can change seasonally or with local public health advisories. Additionally, bring hand sanitizer and check your airline's change/cancellation policies for flexibility; review the airport's official site for the latest TSA and health updates to ensure a smooth summer trip.
Greenville-Spartanburg International Airport (GSP) serves as the gateway to Upstate South Carolina and sees steady August arrivals from across the U.S., including travelers connecting from Seattle-Tacoma International Airport (SEA). Expect hot, humid conditions and active local event calendars that may increase demand for rental cars and nearby hotels. GSP's compact terminal makes arrivals efficient, and travelers commonly continue to Greenville, Spartanburg, Asheville, Charlotte, or Columbia.
Arriving at Greenville (GSP) FAQs
Arriving at Greenville-Spartanburg International Airport (GSP) in August typically means warm, humid weather and quick arrivals into a compact airport with streamlined baggage claim and car rental options. Expect short ground transfer times to nearby Greenville and Spartanburg, but be prepared for occasional summer thunderstorms that can delay baggage delivery or ground transport.
Greenville-Spartanburg International Airport (GSP) offers rental cars on-site, airport shuttle services, rideshare pickup, and local taxi services to Greenville, Spartanburg, and nearby destinations like Asheville and Charlotte. August travelers should reserve rental cars in advance for best rates, especially during local summer events, and check rideshare pickup locations since they may be impacted by airport construction or special events.
Direct service from Seattle-Tacoma International Airport (SEA) to Greenville-Spartanburg International Airport (GSP) is uncommon; most itineraries in August require a single connection at hubs like Atlanta (ATL) or Charlotte (CLT). When searching for the shortest travel time, prioritize connections under two hours and consider major carriers operating the route for consistent schedules.
From Greenville-Spartanburg International Airport (GSP), you can quickly reach Greenville, Spartanburg, Asheville, Charlotte, and Columbia by car or shuttle. These nearby cities offer regional attractions—Greenville's downtown, Spartanburg's cultural venues, and Asheville's Blue Ridge access—and August visitors often combine stops across the Upstate and western North Carolina for outdoor activities and food festivals.
Baggage claim at Greenville-Spartanburg International Airport (GSP) is generally fast due to its moderate size; car rental counters are centralized with quick shuttle transfer to rental lots if needed. In August, high demand can cause slightly longer waits—reserve vehicles ahead, check airline baggage policies before packing, and use mobile notifications for bag tracking to save time after arrival.
August arrivals at Greenville-Spartanburg International Airport (GSP) should be aware that summer outdoor festivals, amphitheater concerts, and college orientation weeks increase local demand for hotels and rental cars. Book accommodations early, check local event calendars for Greenville and Spartanburg, and allow extra time for ground transfers during weekend event dates.
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August Events & Festivals Near SEA and GSP
August in the Upstate (Greenville/Spartanburg area) and the Pacific Northwest (Seattle area) is full of outdoor concerts, food festivals, and community events. Travelers arriving at Greenville-Spartanburg International Airport (GSP) can tap into downtown Greenville's summer music series, street food nights, and local craft markets; those departing from Seattle-Tacoma International Airport (SEA) often plan around summer concerts, film festivals, and waterfront events in Seattle and Tacoma. August events may increase hotel and rental car demand—book early and check local calendars for exact dates.
Best Time to Fly — SEA to GSP in August
For the SEA to GSP route, the best time to fly in August for balance of price and reliability is midweek (Tuesday–Thursday) with early-morning departures from Seattle-Tacoma International Airport (SEA). Early August weekdays often yield lower fares than late-August holiday weekends and the back-to-school surge. If you prioritize lower fares over travel time, consider flying into Charlotte (CLT) and driving to Greenville; for the fastest experience, book seats on a single-connection itinerary through a major hub.
Direct vs Connecting Flights — SEA to GSP
Choosing direct versus connecting flights depends on priorities: direct (nonstop) minimizes travel time and connection risk, while connecting flights often reduce cost and increase schedule options on the SEA→GSP route. Because nonstop options are rare between Seattle-Tacoma International Airport (SEA) and Greenville-Spartanburg International Airport (GSP), many travelers choose one-stop itineraries via Atlanta (ATL) or Charlotte (CLT) to balance price and duration. If you have tight timelines or multiple travelers with checked bags, prioritize fewer connections; if saving money is key, select reliable single-connection routes with short layovers.
Airline Comparison for SEA to GSP — August Flights
Major carriers servicing routings between Seattle-Tacoma International Airport (SEA) and Greenville-Spartanburg International Airport (GSP) include Delta (via ATL), American (via CLT or DFW), Alaska (via partnership networks), and United (via ORD or IAD). Delta often offers seamless connections through Atlanta with competitive schedules; American provides strong options through Charlotte and Dallas/Fort Worth; United and Alaska may offer competitive pricing through their hub partners. Consider baggage allowances, change flexibility, loyalty program benefits, and on-time performance when selecting a carrier for August travel.
Seasonal Travel Tips for August — SEA to GSP
Traveling in August between Seattle-Tacoma International Airport (SEA) and Greenville-Spartanburg International Airport (GSP) means balancing dry, warm Seattle departures with hot, humid arrivals in the Southeast. Pack breathable clothing, a travel umbrella for afternoon storms at GSP, and layers for air-conditioned airport terminals. Allow extra time for airport transit during weekend events, enroll in TSA PreCheck to speed security at SEA, and check flight status frequently for summer weather-related delays. For August, prioritize refundable or flexible tickets when possible and reserve rental cars and nearby hotels early.
Flight Time & Schedules — Seattle-Tacoma International Airport (SEA) to Greenville-Spartanburg International Airport (GSP)
Average nonstop flight time from Seattle-Tacoma International Airport (SEA) to Greenville-Spartanburg International Airport (GSP) is approximately 5 hours 10 minutes when nonstops are available; however, most itineraries in August are one-stop, bringing total travel time to roughly 6–9 hours depending on connection length. Common connecting hubs include Atlanta (ATL), Charlotte (CLT), Dallas/Fort Worth (DFW), and Chicago (ORD). Early-morning departures from SEA reduce the likelihood of ripple delays; evening flights can be subject to storm-related delays in the Southeast during late summer.
Cheap Flights from Seattle-Tacoma International Airport (SEA) to Greenville-Spartanburg International Airport (GSP) in August
Finding cheap flights from Seattle-Tacoma International Airport (SEA) to Greenville-Spartanburg International Airport (GSP) in August requires flexibility and strategic searching. Primary tactics include booking 6–10 weeks ahead, flying midweek (Tuesday–Thursday), and using fare alerts for price drops. Secondary strategies: consider nearby airports (e.g., Charlotte CLT or Asheville AVL) for potentially lower fares, mix-and-match one-way tickets, and clear cookies or use private browsing to compare prices evenly. LSI keywords to include in searches: 'affordable SEA to GSP airfare', 'budget flights Seattle to Greenville', 'last-minute deals SEA GSP'.
Tips
- Set fare alerts on multiple platforms (Google Flights, Skyscanner, Kayak) and compare results.
- Be flexible with departure/return dates—shifting by two days can significantly reduce cost.
- Check alternate arrival airports like Charlotte Douglas International (CLT) or Asheville Regional (AVL) if ground transfer is acceptable.
- Book early-morning departures for lower fares and fewer delays.
- Use airline flash sales and loyalty points to lower out-of-pocket costs.