AeroméxicoAM
Flights AM3491 varies Mo Th Fr Su
live
Direct flights from Detroit (DTW) to Louisville (SDF): 32 nonstop departures observed each week across 5 airlines. 92% of the last 13 operated flights arrived within 15 minutes of schedule. The median arrival is on schedule. No cancellations were recorded across the 13 tracked flights. The nonstop covers 492 km, an estimated 1 hour 8 minutes in the air. Measured by Pro Flight Search from live flight boards at Detroit and Louisville. Updated 10 September 2026 at 03:55 UTC.
DTW
Detroit
smooth · +0
SDF
Louisville
smooth · +0
492 km · ~1h 08m est.
Runs reliable · 5 airlines · 32x weekly · nonstop
92% on time
of the last 13 operated DTW → SDF flights arrived within 15 minutes
Median arrival delay is +0 min. 0 of 13 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival+0 minacross the last 13 operated legs
Flight time~1h 08mestimated from route distance
Weekly departures32x5 direct airlines on the leg
Cancelled0.0%recent route rate · 0 of 13
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
AeroméxicoAir FranceDelta Air LinesKLM
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysAir FranceAF
Flights AF2522 varies Mo Tu We Th Fr Sa · AF2172 varies Su · AF8781 varies Mo Th Fr Sa
Delta Air LinesDL
Flights DL3821 08:25 daily · DL5078 08:25 Tu We · DL4947 15:54 daily · DL5121 15:55 Tu We
KLMKL
Flights KL5771 varies daily · KL5772 varies daily
WestJetWS
Flights WS7687 varies daily · WS6587 varies Mo We Fr · WS7187 varies Tu We · WS7403 varies Tu Th Sa Su
History
operated legs · board outcomes09-099E5078departed+0
09-099E5121departed+0
09-09KL5771departed+0
09-09KL5772departed+0
09-09WS7012departed+0
09-09WS7687departed+0
09-09YX5832departed+0
09-089E5078departed+0
09-089E5121departed+0
Actual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at SDF: 35% odds of a 15+ minute delay and around +8 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Detroit to Louisville route actually runs
Pro Flight Search records official board updates for nonstop DTW to SDF flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search — Detroit (DTW) to Louisville (SDF) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/DTW-SDF
DTW to SDF questions
Is DTW–SDF running on time right now?
Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on DTW–SDF?
Operators schedule morning departures around 08:25 and evening departures around 19:52 from DTW. Earlier flights typically land before destination-airport delays accumulate later in the day; check the SDF delay card to confirm conditions when you'd arrive.
How long is the flight from DTW to SDF?
Great-circle distance is 492 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 65–72 min gate-to-gate on this route.
How often does DTW–SDF fly?
5 carriers operate this route, around 77 flights a week between them. Compare carrier days and times in the airline list above.
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