DL4015Delta Air Lines · IND → AUS
live · 42m ago
Route confirmed Delta Air Lines

DL4015 IndianapolisIND · 07:20 AustinAUS · 09:05

DL4015 by Delta Air Lines flies from Indianapolis (IND) to Austin (AUS) for the Thu, Oct 29 departure.

Right nowEn route to Austin · off blocks 07:15 · 5 min early
09:07

estimated arrival at AUS · local time · ~61 min from now

En routeDL4015 · position estimated
INDIndianapolisAUSAustin
Estimated from the boardsarr 09:07

Board estimate · gate and arrival times. Off blocks 07:15.

Typical gate push+0 minmedian posted departure
Typical arrival−18 minmedian over 6 operations
Wins back in air~18 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 6 operations · gate push → arrival
0+30+60+90 min
10-29
−5 gate · +2 arrival
10-28
+0 gate · −20 arrival
10-27
+0 gate · −37 arrival
10-26
+0 gate · −30 arrival
10-25
+0 gate · −16 arrival
10-24
−13 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The last 30 days

arrival outcome per operation

median arrival −18 min · 0 cancelled · 6 operations tracked

The route today

live boards
INDIndianapolisOn-time likelyIND delay board →
AUSAustinHigh riskAUS delay board →
IND→AUSevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
33%Chance of 15+ min delay
2.0%Chance of cancellation
+4 minTypical airport delay in this weather

Conditions at IND and AUS are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

Tomorrow on this route

Forecast

Indianapolis to Austin with Delta Air Lines · Fri 30 Oct, local date

Outlook: about usual
Chance a departure leaves 60+ min late
6.5%1.1× usual

Forecast weather: 92% chance of rain at Austin

No cancellation outlook here: this airport's board does not publish cancellations reliably.

Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 2 departures a day on this route with this airline. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Indianapolis to Austin flights today

same route · Delta Air Lines
DL4101departs 11:30
DL4027departs 19:15

If DL4015 is cancelled, these are the other Delta Air Lines nonstop flights from Indianapolis to Austin on the same day, with scheduled departure times in IND local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How DL4015 actually runs

Pro Flight Search has tracked every published board update for DL4015 across the IND and AUS boards: schedule changes, gate pushes and actual clocks. Usually lands ~20 min early. Based on 5 confirmed landings · 5/5 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how DL4015 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
10-29IND 07:20 07:15 (−5)AUS 09:05 09:07 (+2)
10-28IND 07:20 (+0)AUS 09:05 08:45 (−20)
10-27IND 07:20 (+0)AUS 09:05 08:28 (−37)
10-26IND 07:20 (+0)AUS 09:05 08:35 (−30)
10-25IND 07:20 (+0)AUS 09:05 08:49 (−16)
10-24IND AUS 09:45 09:32 (−13)

Aircraft

Recent tails: N251SY, N322SY, N324SY, N252SY.

Board clocks recorded as IND and AUS published them.

Planning around DL4015? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: DL4015 Indianapolis to Austin on-time performance, measured from the IND and AUS airport boards.

Canonical URL
https://proflightsearch.com/flight/DL4015
How we measure this →