ON TIMEBOARD

DL 3134 on time

Delta Air Lines 3134: Atlanta to Indianapolis at 1:48 p.m. (past 12 months)

On time
81%
356 flights · likely 76–85%
Cancelled
0.6%
of scheduled flights
Typical arrival
−4 min
median vs schedule
When late
+53 min
average delay
Similar flights
84%
DL, same route & hour

About 1 in 5 DL 3134 flights from Atlanta arrived 15+ minutes late, diverted or cancelled over the past year (19%); 0.6% were cancelled. The typical flight landed 4 minutes early.

DL 3134: ATL → IND

Scheduled to leave Atlanta at 1:48 p.m. local time. Over the past year it arrived on time 81% of the time (356 flights), worse than other DL flights on the route at that hour (84%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 90% on time (30 flights)90SepOct 2025: 94% on time (31 flights)94OctNov 2025: 86% on time (28 flights)86NovDec 2025: 83% on time (29 flights)83DecJan 2026: 79% on time (28 flights)79JanFeb 2026: 88% on time (26 flights)88FebMar 2026: 74% on time (31 flights)74MarApr 2026: 87% on time (30 flights)87AprMay 2026: 81% on time (31 flights)81MayJun 2026: 70% on time (30 flights)70JunJul 2026: 71% on time (31 flights)71JulAug 2026: 71% on time (31 flights)71Aug

By day of week

DayFlightsOn time
Monday5379%
Tuesday5281%
Wednesday5283%
Thursday5178%
Friday5180%
Saturday4685%
Sunday5180%

Why it was late

Airline (crew, maintenance, ops) 48%Late inbound plane 25%Air traffic & airport (NAS) 20%Severe weather 7%

All flights ATL → IND · Connecting off DL 3134? Check the risk

Questions

How often is DL 3134 from ATL to IND late?

Delta Air Lines 3134 from Atlanta, GA to Indianapolis, IN arrived 15 or more minutes late, was diverted or was cancelled on 19% of 356 scheduled flights between September 2025 and August 2026. 0.6% 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.