ON TIMEBOARD
Delta Air Lines / ATW → MSP

DL 3861 on time

Delta Air Lines 3861: Appleton to Minneapolis at 4:20 p.m.; Minneapolis to Appleton at 2:20 p.m. (past 12 months). Figures below the title are for ATW → MSP, its busiest leg

On time
73%
164 flights · likely 66–79%
Cancelled
1.8%
of scheduled flights
Typical arrival
−8 min
median vs schedule
When late
+112 min
average delay
Similar flights
70%
DL, same route & hour

About 1 in 4 DL 3861 flights from Appleton arrived 15+ minutes late, diverted or cancelled over the past year (27%); 1.8% were cancelled. The typical flight landed 8 minutes early.

DL 3861: ATW → MSP

Scheduled to leave Appleton at 4:20 p.m. local time, operated by SkyWest as OO 3861. Over the past year it arrived on time 73% of the time (164 flights), better than other DL flights on the route at that hour (70%). Last seen in the data Aug 2, 2026.

Usually Delta Air Lines's last flight of the day from Appleton to Minneapolis (100% of days). Delta Air Lines's last ATW–MSP flight was cancelled 1.9% of the time, against 1.9% for its earlier ones. If it's cancelled, the next Delta Air Lines flight is usually around 6:00 a.m. the next morning.

Month by month

40%70%100%Mar 2025: 76% on time (29 flights)76MarApr 2025: 73% on time (30 flights)73AprMay 2025: 74% on time (31 flights)74MayJun 2025: too few flights (7 flights)JunJan 2026: too few flights (13 flights)JanFeb 2026: too few flights (5 flights)FebMar 2026: 52% on time (23 flights)52MarApr 2026: 90% on time (30 flights)90AprMay 2026: 84% on time (31 flights)84MayJun 2026: 70% on time (30 flights)70JunJul 2026: 83% on time (30 flights)83JulAug 2026: too few flights (2 flights)Aug

By day of week

DayFlightsOn time
Monday2181%
Tuesday2374%
Wednesday2365%
Thursday2488%
Friday2458%
Saturday2572%
Sunday2475%

Why it was late

Airline (crew, maintenance, ops) 82%Severe weather 11%Air traffic & airport (NAS) 6%

All flights ATW → MSP · Connecting off DL 3861? Check the risk

DL 3861: MSP → ATW

Scheduled to leave Minneapolis at 2:20 p.m. local time, operated by SkyWest as OO 3861. Over the past year it arrived on time 76% of the time (164 flights), in line with other DL flights on the route at that hour (73%). Last seen in the data Aug 2, 2026.

Month by month

40%70%100%Mar 2025: 86% on time (29 flights)86MarApr 2025: 83% on time (30 flights)83AprMay 2025: 90% on time (31 flights)90MayJun 2025: too few flights (7 flights)JunJan 2026: too few flights (13 flights)JanFeb 2026: too few flights (5 flights)FebMar 2026: 52% on time (23 flights)52MarApr 2026: 93% on time (30 flights)93AprMay 2026: 87% on time (31 flights)87MayJun 2026: 77% on time (30 flights)77JunJul 2026: 83% on time (30 flights)83JulAug 2026: too few flights (2 flights)Aug

By day of week

DayFlightsOn time
Monday2176%
Tuesday2378%
Wednesday2365%
Thursday2483%
Friday2463%
Saturday2584%
Sunday2479%

Why it was late

Airline (crew, maintenance, ops) 78%Severe weather 17%Air traffic & airport (NAS) 5%

All flights MSP → ATW · Connecting off DL 3861? Check the risk

Questions

How often is DL 3861 from ATW to MSP late?

Delta Air Lines 3861 from Appleton, WI to Minneapolis, MN arrived 15 or more minutes late, was diverted or was cancelled on 27% of 164 scheduled flights between September 2025 and August 2026. 1.8% were cancelled.

How often is DL 3861 from MSP to ATW late?

Delta Air Lines 3861 from Minneapolis, MN to Appleton, WI arrived 15 or more minutes late, was diverted or was cancelled on 24% of 164 scheduled flights between September 2025 and August 2026. 1.8% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check Delta Air Lines for today's flight. Method.