Detroit to Louisville (DTW-SDF): nonstop upgrade & award space

Delta Air Lines flies nonstop between Detroit (DTW) and Louisville (SDF), roughly 29 times a week. With Delta Air Lines running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. 2LNR tracks confirmed upgrade and award space on Delta Air Lines, on every DTW to SDF departure, so you know which flights have space before you book.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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29
Nonstop flights a week
306 mi
Nonstop distance
Free
To get started

Detroit to Louisville flight schedule

Scheduled nonstop departures for DTW to SDF, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Detroit (DTW) to Louisville (SDF)
Date Flight Airline Departs DTW Arrives SDF Duration Aircraft
DL 5078Delta Air Lines08:2509:521h 27mCR7
DL 4120Delta Air Lines12:1513:381h 23mCR9
DL 5121Delta Air Lines15:5517:191h 24mCR9
DL 3957Delta Air Lines16:1517:411h 26mCR9
DL 5832Delta Air Lines19:5021:161h 26mE75
DL 5078Delta Air Lines08:2509:521h 27mCR7
DL 4120Delta Air Lines12:1513:381h 23mCR9
DL 5121Delta Air Lines15:5517:191h 24mCR9
DL 3957Delta Air Lines16:1517:411h 26mCR9
DL 5832Delta Air Lines19:5021:161h 26mE75
DL 5078Delta Air Lines08:2509:521h 27mCR7
DL 4120Delta Air Lines12:1513:381h 23mCR9
DL 5121Delta Air Lines15:5517:191h 24mCR9
DL 3957Delta Air Lines16:1517:411h 26mCR9
DL 5832Delta Air Lines19:5021:161h 26mE75
DL 5078Delta Air Lines08:2509:521h 27mCR7
DL 4120Delta Air Lines12:1513:381h 23mCR9
DL 5121Delta Air Lines15:5517:191h 24mCR9
DL 3957Delta Air Lines16:1517:411h 26mCR9
DL 5832Delta Air Lines19:5021:161h 26mE75
DL 5078Delta Air Lines08:2509:521h 27mCR7
DL 5072Delta Air Lines15:2016:441h 24mCR7
DL 3957Delta Air Lines16:1517:411h 26mCR9
DL 5832Delta Air Lines19:5021:161h 26mE75
DL 5078Delta Air Lines08:2509:521h 27mCR7
DL 4120Delta Air Lines12:1513:381h 23mCR9
DL 3957Delta Air Lines16:1517:411h 26mCR9
DL 5832Delta Air Lines19:5021:161h 26mE75
DL 5078Delta Air Lines08:2509:521h 27mCR7
DL 5085Delta Air Lines12:3914:021h 23mCR7
DL 4023Delta Air Lines12:4414:071h 23mCR9
DL 5121Delta Air Lines15:5517:191h 24mCR9
DL 5832Delta Air Lines19:5021:161h 26mE75

Showing all 33 scheduled DTW to SDF departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every DTW to SDF date on the interactive map

Confirmed upgrade & award space on DTW to SDF departures

2LNR tracks confirmed upgrade and award space on Delta Air Lines, segment by segment and date by date. Open the calendar for Detroit to Louisville to see which departures have space, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each DTW to SDF departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See DTW to SDF on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Detroit to Louisville nonstop

Carriers operating DTW to SDF nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See DTW to SDF on the interactive map →

Frequently asked questions about DTW to SDF

How far is Louisville from Detroit?
DTW to SDF covers about 306 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from DTW to SDF?
Delta Air Lines is currently the only airline flying DTW to SDF nonstop. 2LNR tracks confirmed upgrade and award space on Delta Air Lines.
How many flights a week are there from DTW to SDF?
About 29 nonstop flights a week run between Detroit and Louisville in the current schedule, operated by Delta Air Lines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from DTW to SDF depart?
Scheduled DTW to SDF nonstops in the next 7 days with service leave between 08:25 and 19:50, local time at Detroit. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on DTW to SDF?
Open the DTW to SDF route on the interactive map or the matrix to see confirmed upgrade and award space by date on Delta Air Lines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss DTW to SDF upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

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