United States · 414 miles (667 km)

Raleigh/Durham (RDU) to Louisville (SDF) flights

One airline flies nonstop from Raleigh/Durham (RDU) to Louisville (SDF): Breeze Airways. The two airports are 414 miles (667 km) apart. There are also 16 ways to fly it with one stop, through Charlotte, Nashville and Pittsburgh and more.

Airlines flying nonstop from RDU to SDF

  • Breeze Airways logo
    Breeze AirwaysNot in an alliance

RDU to SDF with one stop

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

  • Via Charlotte (CLT)American Airlines the whole way
    American Airlines logo
    American Airlines logo
  • Via Nashville (BNA)Southwest Airlines the whole way
    Delta Air Lines logo
    Southwest Airlines logo
    American Airlines logo
    Southwest Airlines logo
  • Via Pittsburgh (PIT)Breeze Airways the whole way
    American Airlines logo
    Breeze Airways logo
    Breeze Airways logo
  • Via Dulles (IAD)United Airlines the whole way
    United Airlines logo
    United Airlines logo
  • Via Atlanta (ATL)Delta Air Lines the whole way
    Delta Air Lines logo
    Frontier Airlines logo
    Delta Air Lines logo
  • Via Washington (DCA)American Airlines the whole way
    American Airlines logo
    Delta Air Lines logo
    American Airlines logo
  • Via Baltimore (BWI)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Detroit (DTW)Delta Air Lines the whole way
    Delta Air Lines logo
    Frontier Airlines logo
    Delta Air Lines logo
  • Via Chicago (MDW)Southwest Airlines the whole way
    Southwest Airlines logo
    Southwest Airlines logo
  • Via Philadelphia (PHL)American Airlines the whole way
    American Airlines logo
    Frontier Airlines logo
    American Airlines logo
  • Via Chicago (ORD)American Airlines and United Airlines the whole way
    American Airlines logo
    United Airlines logo
    American Airlines logo
    United Airlines logo
  • Via New York (EWR)United Airlines the whole way
    Delta Air Lines logo
    United Airlines logo
    United Airlines logo
  • Via New York (LGA)Delta Air Lines the whole way
    American Airlines logo
    Delta Air Lines logo
    Delta Air Lines logo
  • Via Orlando (MCO)Delta Air Lines and Southwest Airlines the whole way
    Delta Air Lines logo
    Frontier Airlines logo
    Southwest Airlines logo
    +1
    Delta Air Lines logo
    Southwest Airlines logo
  • Via Hartford (BDL)Breeze Airways the whole way
    Breeze Airways logo
    Breeze Airways logo
See all 16 in Routes

RDU to SDF: common questions

Which airlines fly nonstop from RDU to SDF?

Breeze Airways flies nonstop from Raleigh/Durham (RDU) to Louisville (SDF).

How far is Raleigh/Durham from Louisville by plane?

Raleigh/Durham (RDU) and Louisville (SDF) are 414 miles (667 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

How many miles does RDU to SDF cost?

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

Where can I connect between Raleigh/Durham and Louisville?

The most direct connections are through Charlotte (CLT), Nashville (BNA), Pittsburgh (PIT), Dulles (IAD) and Atlanta (ATL). On 16 of them the same airline flies both flights, for example American Airlines through Charlotte.

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.