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DL3999 Flight Status Delta Air Lines: Milwaukee to Detroit (DAL3999)

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DL 3999 Milwaukee to Detroit Flight Status

Delta Air Lines Flight DL3999 from Milwaukee General Mitchell International Airport MKE to Detroit Metropolitan Wayne County Airport DTW is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on July 3rd, 2025.
Check the table below for DL3999's most recent flight history:

DL 3999 Flight Status & Schedule

Date Departure Arrival Status
Jul 03 17:27 19:08
Landed
 Track >
Jul 02 17:28 19:08
Landed
 Track >
Jul 01 17:06 18:46
Landed
 Track >
Jun 30 17:18 19:01
Landed
 Track >
Jun 29 18:00 19:42
Landed Late
 Track >
< All MKE Departures All DTW Arrivals >

Delta Air Lines DL 3999 Milwaukee to Detroit Flight Information

Delta Air Lines Flight DL3999 connects Milwaukee, United States to Detroit, United States, taking off from Milwaukee General Mitchell International Airport MKE and landing at Detroit Metropolitan Wayne County Airport DTW.

How long is the DL3999 flight from Milwaukee to Detroit?

The average flight time from Milwaukee to Detroit is 41 minutes. The flight distance is 381 km / 237 miles and the average flight speed is 555 km/h / 345 mph.

What is the On-Time Performance (OTP) of Delta Air Lines Flight DL3999 Milwaukee to Detroit?

The Airportia On-Time Performance Rating for Delta Air Lines Flight DL3999 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight DL3999 arriving at?

Flight DL3999 arrives at Detroit Metropolitan Wayne County Airport (DTW) Terminal M.

When was the latest DL3999 flight?

The latest flight took off on Thursday, July 3rd, 2025 with the flight status being Landed on 19:08.

How else can the flight DL3999 be referenced as?

This Delta Air Lines flight can also be referenced as DAL3999, DL 3999, DAL 3999.

How often is flight DL3999 delayed?

On average, 20% of all DL3999 flights are delayed. The average delay is 27 minutes.

Can I get compensation for my delayed or cancelled DL3999 flight or baggage issues?

If your DL3999 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 DL3999 Flight Tracker above for more details.

DL3999 and Milwaukee MKE to Detroit DTW Flights

This is a multi leg flight of Delta Air Lines DL3999. Previous leg is Detroit to Milwaukee

Flight DL3999 is code-shared by 4 airlines using the flight numbers KL5580, AF5760, VS4583, WS6552

Other flights departing from Milwaukee MKE: NK2075, AA5598, AA6485, UA3700

Other flights arriving at Detroit DTW: NK2792, DL4805, DL5051, NK2492

All flights connecting Milwaukee MKE to Detroit DTW.

DL3999 Delta Air Lines Flight: Milwaukee to Detroit Route Map

DL3999 Delta Air Lines Flight Map: Milwaukee to Detroit
Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: AA241 VT4804 VT5802 9K1226 C27810 EB5232 MS3709 MW1556 DP5824 9X8043
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.