United States · 546 miles (878 km)

Dallas (DAL) to Saint Louis (STL) flights

One airline flies nonstop from Dallas (DAL) to Saint Louis (STL): Southwest Airlines. The two airports are 546 miles (878 km) apart. There are also 17 ways to fly it with one stop, through Kansas City, Nashville and Austin and more.

Airlines flying nonstop from DAL to STL

DAL to STL with one stop

17 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.

  • Via Kansas City (MCI)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Nashville (BNA)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Austin (AUS)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Houston (HOU)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Omaha (OMA)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via San Antonio (SAT)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via New Orleans (MSY)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Chicago (MDW)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Milwaukee (MKE)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Pensacola (PNS)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Atlanta (ATL)Delta Air Lines and Southwest Airlines the whole way
    Delta Air Lines logo
    Southwest Airlines logo
    Delta Air Lines logo
    Southwest Airlines logo
    Frontier Airlines logo
  • Via Fort Walton Beach (VPS)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Minneapolis (MSP)Southwest Airlines the whole way
    Southwest Airlines logo
    Delta Air Lines logo
    Southwest Airlines logo
  • Via Panama City (ECP)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Columbus (CMH)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
See all 17 in Routes

DAL to STL: common questions

Which airlines fly nonstop from DAL to STL?

Southwest Airlines flies nonstop from Dallas (DAL) to Saint Louis (STL).

How far is Dallas from Saint Louis by plane?

Dallas (DAL) and Saint Louis (STL) are 546 miles (878 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

How many miles does DAL to STL cost?

It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for DAL to STL with taxes and fees.

Where can I connect between Dallas and Saint Louis?

The most direct connections are through Kansas City (MCI), Nashville (BNA), Austin (AUS), Houston (HOU) and Omaha (OMA). On 17 of them the same airline flies both flights, for example Southwest Airlines through Kansas City.

More routes

Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.