$421 Cheap United flights St. Louis (STL) to Greenville (GSP)

View $421 flight on Fri, Jan 16, 2026Opens in a new window

$421 Cheap United flights St. Louis (STL) to Greenville (GSP)

Prices were available within the past 7 days and start at $421 for one-way flights and $691 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, Jan 18 - Thu, Jan 22
STL
St. Louis
GSP
Greenville
$691 Roundtrip, found 5 hours ago
$691
Roundtrip
found 5 hours ago
Select United flight, departing Sun, Jan 18 from St. Louis to Greenville, returning Thu, Jan 22, priced at $691 found 5 hours ago

Find the cheapest month to fly from St. Louis (STL) to Greenville (GSP)

October is typically the cheapest month to fly

From $187 - $426 per traveler.

Alternative airports near Greenville

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Greenville-Spartanburg Intl. GSP. Cheapest option available. Average driving time to city center is 18 minutes. Flights from $345
GSP
Greenville-Spartanburg Intl.
Cheapest
Average driving time to city center18 min
Flights from $345

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Greenville-Spartanburg Intl.
Distance
837 km

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