$280 Cheap United flights Raleigh (RDU) to St. Louis (STL)

View $280 flight on Sat, Jun 20, 2026Opens in a new window

$280 Cheap United flights Raleigh (RDU) to St. Louis (STL)

Prices were available within the past 7 days and start at $280 for one-way flights and $413 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Jun 20 - Wed, Jun 24
RDU
Raleigh
STL
St. Louis
$413 Roundtrip, found 15 hours ago
$413
Roundtrip
found 15 hours ago
Select United flight, departing Sat, Jun 20 from Raleigh to St. Louis, returning Wed, Jun 24, priced at $413 found 15 hours ago
United
Sat, Jun 20 - Wed, Jun 24
RDU
Raleigh
STL
St. Louis
$418 Roundtrip, found 15 hours ago
$418
Roundtrip
found 15 hours ago
Select United flight, departing Sat, Jun 20 from Raleigh to St. Louis, returning Wed, Jun 24, priced at $418 found 15 hours ago

Alternative airports near St. Louis

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

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $388
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $388

Travel information

Origin airport
Raleigh - Durham Intl.
Destination airport
Lambert-St. Louis Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Popular airline
Delta
Distance
1065 km
Average flight time
1 hour 10 mins

Explore a world of travel with Expedia