Cheap Flights from Raleigh (RDU) to St. Louis (STL)
Popular airlines from Raleigh-Durham International Airport (RDU) to St. Louis Lambert Intl. Airport (STL)
Alaska AirlinesAlaska Airlines
Frontier AirlinesFrontier Airlines
American AirlinesAmerican Airlines
Southwest AirlinesSouthwest Airlines
DeltaDelta
UnitedUnited
Be in the knowGet alerts if flight prices drop or rise*
Book smarterSave up to 45% on select hotels after you book a flight*
Travel information
Origin airport | Raleigh-Durham International Airport |
|---|---|
Destination airport | St. Louis Lambert Intl. Airport |
Distance | 1,071 km away |
Airlines serving | Alaska Airlines, Frontier Airlines, American Airlines, Southwest Airlines, Delta, United |
Popular airline | Alaska Airlines |
Average flight time | 2 hours 5 mins |
Explore a world of travel with Expedia
*Available to One Key members.