DL 3821 Louisville to Detroit Flight Status

Delta Air Lines Flight DL3821 from Louisville International Airport SDF to Detroit Metropolitan Wayne County Airport DTW is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on May 6th, 2026.
Check the table below for DL3821's most recent flight history:

DL 3821 Flight Status & Schedule

Date Departure Arrival Status
May 06 10:36 11:53
Unknown
Track >
May 05 10:46 12:06
En-Route
Track >
May 04 10:36 11:47
Unknown
Track >
May 03 10:52 12:31
Unknown
Track >
Apr 30 10:46 12:13
En-Route
Track >

Delta Air Lines DL 3821 Louisville to Detroit Flight Information

Delta Air Lines Flight DL3821 connects Louisville, United States to Detroit, United States, taking off from Louisville International Airport SDF and landing at Detroit Metropolitan Wayne County Airport DTW.

How long is the DL3821 flight from Louisville to Detroit?

The average flight time from Louisville to Detroit is 1 hour and 7 minutes. The flight distance is 492 km / 306 miles and the average flight speed is 441 km/h / 274 mph.

What is the On-Time Performance (OTP) of Delta Air Lines Flight DL3821 Louisville to Detroit?

The Airportia On-Time Performance Rating for Delta Air Lines Flight DL3821 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight DL3821 arriving at?

Flight DL3821 arrives at Detroit Metropolitan Wayne County Airport (DTW) Terminal M.

When was the latest DL3821 flight?

The latest flight took off on Wednesday, May 6th, 2026 with the flight status being Unknown on 11:53.

How else can the flight DL3821 be referenced as?

This Delta Air Lines flight can also be referenced as DAL3821, DL 3821, DAL 3821.

How often is flight DL3821 delayed?

On average, 10% of all DL3821 flights are delayed. The average delay is 19 minutes.

Can I get compensation for my delayed or cancelled DL3821 flight or baggage issues?

If your DL3821 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.

See our DL3821 Flight Tracker above for more details.

DL3821 and Louisville SDF to Detroit DTW Flights

Flight DL3821 is code-shared by 3 airlines using the flight numbers VS1686, KL6562, WS6658

Other flights departing from Louisville SDF: MX1092, WN833, DL2801, UA5751

Other flights arriving at Detroit DTW: DL4172, DL8801, DL3687, DL5192

All flights connecting Louisville SDF to Detroit DTW.

DL3821 Delta Air Lines Flight: Louisville to Detroit Route Map

DL3821 Delta Air Lines Flight Map: Louisville to Detroit
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.