Denver (DEN)
Southwest · United · Frontier
St. Louis Lambert International Airport · St Louis, MO · large airport
STL has 60 nonstop destinations, including Denver, Atlanta and Chicago. Every route below is a direct flight from St Louis, busiest first.
60 nonstop destinations — busiest first, with departures per week
Flight counts are departures actually operated in July 2026, and fares are the middle half of one-way tickets sold in the Q2 2025 survey, both from US DOT filings. Routes without a published fare sample show no price.
Southwest · United · Frontier
Delta · Southwest · Frontier
American · United · SkyWest · Republic
Southwest · Frontier
American · Frontier · SkyWest
Southwest · American · Frontier
Southwest · Republic
Southwest · Frontier
Southwest · American · Republic
Southwest
Delta · Southwest · SkyWest
American · Southwest
Delta · Southwest · SkyWest
Southwest
Southwest
Southwest · Republic · American
American · Southwest · Republic
Alaska · Southwest
Southwest
Southwest
Southwest · Frontier
American · Southwest
Southwest
Delta · Southwest
Southwest · SkyWest
Southwest
Republic · United
Southwest
Southwest
Southwest
Southwest · United · SkyWest
Southwest
Southwest
Southwest
Southwest
Southwest
Southwest
Southwest
Southwest
Southwest
Southwest
Alaska · Southwest
Southwest
Southwest
Southwest
Southwest
Southwest
Southwest
United · SkyWest
Southwest
Southwest
Southwest
Southwest · Frontier
Southwest
Southwest
British Airways
Southwest
Southwest
Southwest
Air Canada
Closest MO airports with scheduled service
Columbia Regional Airport
Cape Girardeau Regional Airport
Waynesville-St. Robert Regional Airport-Forney Field
Kirksville Regional Airport
Springfield Branson National Airport
Branson Airport