ON TIMEBOARD
Delta Air Lines / IND → LAX

DL 861 on time

Delta Air Lines 861: Indianapolis to Los Angeles at 5:25 p.m.; Los Angeles to Indianapolis at 9:05 a.m. (past 12 months). Figures below the title are for IND → LAX, its busiest leg

On time
85%
300 flights · likely 81–89%
Cancelled
0.7%
of scheduled flights
Typical arrival
−10 min
median vs schedule
When late
+77 min
average delay
Similar flights
85%
DL, same route & hour

About 1 in 7 DL 861 flights from Indianapolis arrived 15+ minutes late, diverted or cancelled over the past year (15%); 0.7% were cancelled. The typical flight landed 10 minutes early.

DL 861: IND → LAX

Scheduled to leave Indianapolis at 5:25 p.m. local time. Over the past year it arrived on time 85% of the time (300 flights), in line with other DL flights on the route at that hour (85%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 93% on time (27 flights)93SepOct 2025: 85% on time (26 flights)85OctNov 2025: 74% on time (23 flights)74NovDec 2025: 75% on time (28 flights)75DecJan 2026: 85% on time (27 flights)85JanFeb 2026: 79% on time (28 flights)79FebMar 2026: 84% on time (31 flights)84MarApr 2026: 83% on time (30 flights)83AprMay 2026: too few flights (6 flights)MayJun 2026: 95% on time (21 flights)95JunJul 2026: 85% on time (27 flights)85JulAug 2026: 96% on time (26 flights)96Aug

By day of week

DayFlightsOn time
Monday4986%
Tuesday4890%
Wednesday4885%
Thursday4491%
Friday4486%
Saturday2085%
Sunday4772%

Why it was late

Airline (crew, maintenance, ops) 43%Late inbound plane 35%Air traffic & airport (NAS) 15%Severe weather 6%

All flights IND → LAX · Connecting off DL 861? Check the risk

DL 861: LAX → IND

Scheduled to leave Los Angeles at 9:05 a.m. local time. Over the past year it arrived on time 92% of the time (134 flights), in line with other DL flights on the route at that hour (91%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Feb 2026: 94% on time (17 flights)94FebMar 2026: 87% on time (31 flights)87MarApr 2026: too few flights (12 flights)AprJun 2026: 100% on time (21 flights)100JunJul 2026: 81% on time (27 flights)81JulAug 2026: 100% on time (26 flights)100Aug

By day of week

DayFlightsOn time
Monday2190%
Tuesday20100%
Wednesday2095%
Thursday2190%
Friday2195%
Saturday9—
Sunday2282%

Why it was late

Airline (crew, maintenance, ops) 70%Air traffic & airport (NAS) 16%Late inbound plane 14%

All flights LAX → IND · Connecting off DL 861? Check the risk

Questions

How often is DL 861 from IND to LAX late?

Delta Air Lines 861 from Indianapolis, IN to Los Angeles, CA arrived 15 or more minutes late, was diverted or was cancelled on 15% of 300 scheduled flights between September 2025 and August 2026. 0.7% were cancelled.

How often is DL 861 from LAX to IND late?

Delta Air Lines 861 from Los Angeles, CA to Indianapolis, IN arrived 15 or more minutes late, was diverted or was cancelled on 8% of 134 scheduled flights between September 2025 and August 2026. 0.8% 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.