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Denver International Airport · DEN → SDF

Direct flights from Denver to Louisville

21 nonstop flights a week on 2 airlines. Zero layovers — one hop from DEN to SDF.

Flight time: about 2h11m nonstop

Which days does it fly?

When does it fly?

Departure times in Denver local time, from flights observed over the last 7 days.

FlightDepartsDurationDays
United UAL1479 9:54a 2h2m Sun
United UAL1479 9:58a 2h12m Tue, Thu
United UAL1479 10:07a 2h12m Wed, Sat
United UAL1479 10:18a 2h5m Mon
Southwest SWA3384 11:41a 2h6m Sat
United UAL1479 12:06p 2h5m Fri
Southwest SWA4502 1:01p 2h4m Mon
Southwest SWA4502 1:19p 2h18m Thu–Fri
Southwest SWA3575 2:30p 2h15m Sun
United UAL514 6:02p 2h14m Mon
Southwest SWA3575 6:03p 2h20m Tue
United UAL514 6:22p 2h11m Thu
United UAL514 6:44p 2h10m Wed, Sat
United UAL514 6:58p 2h37m Fri
Southwest SWA3575 6:59p 2h8m Wed
United UAL514 8:28p 2h4m Sun
United UAL514 9:51p 2h27m Tue
Southwest United Find fares 🥕

The route

One hop: DEN → SDF

Nonstop from Denver (DEN) to Louisville (SDF)

Denver International Airport (DEN) has 21 nonstop flights a week to Louisville (SDF), operated by Southwest and United. No layovers, no connections — one hop out of DEN and you're there.

This route flies every day of the week, so any travel day works. Route data updated September 2026 from observed departures.

Route data updated September 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.

How long is the flight from Denver to Louisville?

The nonstop flight from Denver (DEN) to Louisville (SDF) takes about 2h11m in the air, based on recently observed nonstop departures.

How long does it take to drive from Denver to Louisville?

Driving from Denver to Louisville takes about 16h 7m behind the wheel — roughly 1,110 miles, or about 2 days of real driving. The nonstop flight takes about 2h11m.

More nonstops from Denver