WN 3821 Milwaukee to Baltimore Flight Status

Southwest Airlines Flight WN3821 from Milwaukee General Mitchell International Airport MKE to Baltimore Washington International Airport BWI is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on June 2nd, 2025.
Check the table below for WN3821's most recent flight history:

WN 3821 Flight Status & Schedule

Date Departure Arrival Status
Jun 02 17:27 20:01
Landed
Track >
Jun 01 19:06 21:35
Landed
Track >

Southwest Airlines WN 3821 Milwaukee to Baltimore Flight Information

Southwest Airlines Flight WN3821 connects Milwaukee, United States to Baltimore, United States, taking off from Milwaukee General Mitchell International Airport MKE and landing at Baltimore Washington International Airport BWI.

How long is the WN3821 flight from Milwaukee to Baltimore?

The average flight time from Milwaukee to Baltimore is 1 hour and 31 minutes. The flight distance is 1029 km / 640 miles and the average flight speed is 676 km/h / 420 mph.

What is the On-Time Performance (OTP) of Southwest Airlines Flight WN3821 Milwaukee to Baltimore?

The Airportia On-Time Performance Rating for Southwest Airlines Flight WN3821 is 5/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest WN3821 flight?

The latest flight took off on Tuesday, June 3rd, 2025 with the flight status being Landed on 20:01.

How else can the flight WN3821 be referenced as?

This Southwest Airlines flight can also be referenced as SWA3821, WN 3821, SWA 3821.

How often is flight WN3821 delayed?

On average, 0% of all WN3821 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled WN3821 flight or baggage issues?

If your WN3821 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 WN3821 Flight Tracker above for more details.

WN3821 and Milwaukee MKE to Baltimore BWI Flights

Other flights departing from Milwaukee MKE: DL5737, WN3033, WN3909, WN1880

Other flights arriving at Baltimore BWI: WN580, WN3347, WN4027, WN1791

All flights connecting Milwaukee MKE to Baltimore BWI.

WN3821 Southwest Airlines Flight: Milwaukee to Baltimore Route Map

WN3821 Southwest Airlines Flight Map: Milwaukee to Baltimore
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.