Best Flights starting from $340
from$340economy
Seattle (SEA)
Wed, May 27
Roundtrip
Greenville (GSP)
Tue, Jun 2
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Other Destinations
Seattle (SEA) to San Francisco (SFO) in May from $49
From $49
Seattle (SEA) to Phoenix (PHX) in May from $69
From $69
Seattle (SEA) to Las Vegas (LAS) in May from $87
From $87
Seattle (SEA) to Phoenix (PHX) in May from $97
From $97
Seattle (SEA) to San Francisco (SFO) in May from $97
From $97
Seattle (SEA) to Los Angeles (LAX) in May from $103
From $103
Flights from Other Cities
Denver (Any) to Greenville (GSP) in July from $165
From $165
Pittsburgh (PIT) to Greenville (GSP) in August from $108
From $108
Denver (Any) to Greenville (GSP) in August from $165
From $165
Pittsburgh (PIT) to Greenville (GSP) in September from $113
From $113
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 May journey
May is a busy shoulder season at Seattle-Tacoma International Airport (SEA), with improved weather and rising leisure travel. If you're flying from SEA to Greenville-Spartanburg International Airport (GSP) this month, book early to secure connecting itineraries through hubs like Atlanta or Charlotte. Use Sound Transit Link light rail for reliable access to SEA from downtown Seattle and consider reserving parking ahead of your departure to lock in lower rates. For real-time gate and security updates, check the SEA official site and your airline's app before leaving home. Book SEA to GSP flights now to lock in May fares and preferred schedules.
Departing from Seattle (SEA) FAQs
Seattle-Tacoma International Airport (SEA) is well connected by Link light rail, airport shuttles, rideshare services, taxis, and rental cars. In May, mild weather and longer daylight hours make rail and shuttle pick-ups easier; expect slightly higher demand on weekend mornings due to spring travel. Book airport shuttles or reserve a rideshare pickup in advance to secure the most reliable transit option.
Seattle-Tacoma International Airport (SEA) offers hourly, daily, and long-term parking with online reservation options and off-site economy lots. In May, demand increases slightly with spring travel and regional events, so reserving a spot ahead of time can save money and reduce stress. Check the SEA official parking portal or partner lots for discounted prepay rates.
Security procedures at Seattle-Tacoma International Airport (SEA) follow TSA guidelines, including ID checks, carry-on screening, and liquids rules. May can bring heavier passenger volumes with spring travel and festival weekends, so arrive at least 90–120 minutes before domestic flights. Consider TSA PreCheck or CLEAR to expedite security lines; both services frequently reduce wait times at SEA.
Multiple major carriers and regional partners operate routes connecting Seattle-Tacoma International Airport (SEA) to Greenville-Spartanburg International Airport (GSP) via one-stop itineraries, often routing through hubs like Atlanta (ATL), Charlotte (CLT), or Dallas-Fort Worth (DFW). In May, airlines may add extra frequencies for spring travel — check carrier schedules and book SEA to GSP flights early for the best fares.
May in the Seattle area is typically mild, with average highs in the mid-50s to low 60s°F and occasional rain showers. While fog and light rain can cause localized delays, significant weather disruptions are uncommon in May; still, check morning conditions as coastal and inland microclimates can vary. For reliable travel, allow buffer time and monitor airline alerts for SEA departures.
From Seattle-Tacoma International Airport (SEA) you can reach major nearby destinations such as Seattle (city center), Tacoma, Bellevue, Bellingham, Portland, and Vancouver, BC, plus national hubs like Denver and Salt Lake City for onward connections. SEA is a gateway for Pacific Northwest road trip destinations and is ideal for travelers connecting to Seattle attractions or continuing to the broader West Coast.
May is a great month to arrive at Greenville-Spartanburg International Airport (GSP) thanks to pleasant spring weather and outdoor events. For arrivals from Seattle-Tacoma International Airport (SEA), expect one-stop itineraries through major hubs; plan for ground transportation to downtown Greenville, Spartanburg, Asheville, or Charlotte. Reserve rental cars and hotels early to avoid festival-driven shortages, and check local event calendars that can affect traffic. Use GSP's official resources or your airline app for live arrival and baggage updates.
Arriving at Greenville (GSP) FAQs
Greenville-Spartanburg International Airport (GSP) typically experiences warm, pleasant weather in May with average highs in the 70s°F and low chance of severe storms. Arrival procedures are straightforward with a single terminal; plan for local ground transportation options like rental cars, taxis, and rideshares. If you’re connecting onward to Asheville, Charlotte, or Columbia, allow extra time for baggage claims and regional transfers.
From Greenville-Spartanburg International Airport (GSP) you can take rideshares, taxis, or rental cars to reach downtown Greenville in about 20–30 minutes depending on traffic. In May, spring events can increase demand for rideshare services, so consider pre-booking a rental car or scheduling an airport shuttle to guarantee timely arrival in downtown Greenville.
May brings festival season to the Upstate — events like spring arts and food festivals can raise local hotel occupancy and ground transport demand. If you’re arriving at Greenville-Spartanburg International Airport (GSP) for May events, reserve accommodations and rental cars early and confirm shuttle schedules. Also check for any regional traffic advisories tied to festivals or college graduations.
Travelers going from Seattle-Tacoma International Airport (SEA) to Greenville-Spartanburg International Airport (GSP) will typically connect through major hubs via carriers like Delta (via ATL), American (via CLT), and United (via IAD or ORD) with regional partners completing first/last legs. In May, carriers may schedule extra connecting flights for spring demand, so compare schedules and book SEA to GSP itineraries early for better pricing.
Greenville-Spartanburg International Airport (GSP) gives access to Greenville, Spartanburg, Asheville, Charlotte, Columbia, and even Atlanta for broader connections. Popular nearby attractions include downtown Greenville's Main Street, Falls Park on the Reedy, and the Blue Ridge Parkway access near Asheville. May is ideal for exploring outdoor hiking, regional breweries, and spring festivals.
Greenville-Spartanburg International Airport (GSP) offers short-term and long-term parking on-site along with multiple rental car counters within the terminal. In May, book rental cars ahead of time because spring events and tourism can limit immediate availability. Compare local rental agencies and prepay online for the best May deals.
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May Events & Festivals Impacting SEA to GSP Travel
In May, Seattle hosts spring events, music festivals, and university graduations that can increase departures from Seattle-Tacoma International Airport (SEA), while Greenville and the Upstate stage art festivals, food events, and outdoor markets that drive arrivals to Greenville-Spartanburg International Airport (GSP). These events can push up airfare and hotel prices, particularly on weekends and celebratory long weekends. If traveling SEA to GSP in May for an event, book flights and hotels early, consider arriving mid-week to avoid peak demand, and verify local shuttle and parking availability.
Best Time to Fly from Seattle-Tacoma International Airport (SEA) to Greenville-Spartanburg International Airport (GSP) — May Recommendations
For May travel between Seattle-Tacoma International Airport (SEA) and Greenville-Spartanburg International Airport (GSP), fly mid-week (Tuesday through Thursday) and choose early morning departures to minimize delays and find lower fares. Avoid major holiday weekends and local festival dates in Greenville that can drive up prices and reduce hotel availability. If you want to save money, be flexible with your return dates and use fare comparison tools to check adjacent days; booking 3–8 weeks in advance often yields the best combination of price and choice in May.
Direct vs. Connecting Flights — SEA to GSP Travel Choices in May
There are few if any nonstop options between Seattle-Tacoma International Airport (SEA) and Greenville-Spartanburg International Airport (GSP); most itineraries in May are one-stop through hubs like Atlanta (ATL) or Charlotte (CLT). Connecting flights usually lower the fare and increase scheduling flexibility but add risk of missed connections and longer travel time. If minimizing travel time is your priority, choose connections with at least a 60–90 minute buffer and prefer single-carrier itineraries to reduce baggage transfer issues. If price is the main concern, one-stop routes often offer the best May deals.
Airline Comparison for SEA to GSP Flights in May — Delta, American, United & Partners
Delta commonly routes SEA to GSP travelers through Atlanta (ATL) with reliable connections and strong domestic frequency; Delta often has competitive pricing in May and benefits for SkyMiles members. American Airlines frequently uses Charlotte (CLT) as the hub for SEA to GSP itineraries, offering solid connections and many daily flights — useful for travelers who prefer American's network. United may route through Chicago (ORD) or Washington D.C. (IAD) and can be a good option for MileagePlus members seeking partner connectivity. Compare total travel time, baggage fees, and loyalty benefits before booking; in May, cross-check schedules for added seasonal frequencies and look for bundled fares when traveling with luggage.
Seasonal Travel Tips for May — SEA to GSP Route
May travel from Seattle-Tacoma International Airport (SEA) to Greenville-Spartanburg International Airport (GSP) requires packing for variable climates: bring a light waterproof jacket for Seattle's coastal showers and lighter layers for warmer Upstate South Carolina temperatures. Allow extra connection time through busy hubs, keep digital copies of travel documents, and download airline apps for gate changes or delay notifications. Consider TSA PreCheck and booking refundable or flexible fares in May to accommodate festival-driven schedule changes. For the best fare-to-convenience balance, set price alerts and plan mid-week travel.
Flight Time and Schedules — Seattle-Tacoma International Airport (SEA) to Greenville-Spartanburg International Airport (GSP) in May
Typical SEA to GSP travel times in May range from approximately 6.5 to 9 hours door-to-door for one-stop itineraries, depending on the length of the layover. Frequent connection hubs include Atlanta (ATL), Charlotte (CLT), Denver (DEN), and Chicago (ORD). Morning departures from Seattle-Tacoma International Airport (SEA) often produce smoother same-day connections and shorter total travel time; avoid late-evening red-eye connections if you prefer daytime arrivals in Greenville-Spartanburg International Airport (GSP). Check airline schedule pages for May frequency updates and choose flights with at least a 60–90 minute minimum connection at larger hubs to reduce risk of missed connections.
How to Find Cheap Flights from Seattle-Tacoma International Airport (SEA) to Greenville-Spartanburg International Airport (GSP) in May
To secure cheap flights from Seattle-Tacoma International Airport (SEA) to Greenville-Spartanburg International Airport (GSP) in May, aim to book 3–8 weeks in advance and monitor fares mid-week when discounts commonly appear. Consider flexible dates and one-stop options through hubs such as Atlanta (ATL) or Charlotte (CLT) rather than premium nonstops; this often reduces costs. Set fare alerts on multiple search engines, use airline newsletters for flash sales, and compare bundled itineraries that include checked bags if you'll need them. For last-minute May deals, check midweek departures and early-morning flights which are frequently cheaper.