Cheap Flights from White Plains (HPN) to St. Louis (STL)
Popular airlines from Westchester County Airport (HPN) to St. Louis Lambert Intl. Airport (STL)
American AirlinesAmerican Airlines
DeltaDelta
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 | Westchester County Airport |
|---|---|
Destination airport | St. Louis Lambert Intl. Airport |
Distance | 1,442 km away |
Airlines serving | American Airlines, Delta |
Popular airline | American Airlines |
Explore a world of travel with Expedia
*Available to One Key members.