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Route · IND → ATL · 2020–2025 BTS data

Indianapolis to Atlanta

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), IND to ATL (Indianapolis to Atlanta) ranks #389 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

87.5%
On-time
+8.5 pts
vs US avg
73 min
Delay when late
18,854
Flights
#389 of 4927
Corpus placement

Cancelled

0.9%

Best Month

Sep 2025 95%

Worst Month

Jul 2024 66%

Distance

432 mi

Carriers

10

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 256 58 3 0 DL,WN,F9
Nov 2025 249 24 5 2 DL,F9,WN
Oct 2025 295 23 1 1 DL,WN,F9
Sep 2025 278 15 0 0 WN,DL,F9
Aug 2025 294 30 5 1 WN,F9,DL
Jul 2025 303 44 1 5 WN,DL,F9,NK
Jun 2025 319 59 5 2 WN,DL,F9,NK
May 2025 306 47 0 2 WN,DL,F9,NK
Apr 2025 270 29 1 0 DL,F9,WN
Mar 2025 293 39 2 0 WN,DL,F9
Feb 2025 226 33 0 0 WN,DL
Jan 2025 244 31 16 1 AA,DL,WN
Dec 2024 261 32 0 0 DL,WN
Nov 2024 260 29 0 0 WN,DL
Oct 2024 289 17 0 0 WN,DL
Sep 2024 266 43 0 0 WN,DL
Aug 2024 277 23 1 1 DL,WN
Jul 2024 286 97 14 3 DL,WN
Jun 2024 278 35 0 0 DL,WN
May 2024 289 55 1 0 DL,WN
Apr 2024 278 41 0 0 DL,WN
Mar 2024 281 31 0 0 DL,WN
Feb 2024 241 28 0 0 DL,WN
Jan 2024 248 52 2 0 DL,WN

IND–ATL seasonal on-time pattern

Best: October (91.6%) · weakest: July (80.4%)

75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 85.8%

Strongest calendar month

October

91.6% on-time · ~270 flights/mo

Busiest calendar month

March

~282 flights/mo avg

Weakest calendar month

July

80.4% on-time · ~273 flights/mo

Cancellation Rate

0.9%

57 of 6,587 flights

Diversion Rate

0.3%

18 of 6,587 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

IND - Indianapolis

Full on-time, delay-cause, and seasonal performance for Indianapolis, IN.

IND on-time profile

ATL - Atlanta

Full on-time, delay-cause, and seasonal performance for Atlanta, GA.

ATL on-time profile

Compare the two airports

See IND and ATL side by side on delays, cancellations, and reliability.

Compare IND vs ATL

Origin-hub reliability standing

Among IND's stronger departures

IND → ATL posts a 87.5% on-time rate, landing in the ≥85% band with 12 of 32 BTS-tracked routes leaving Indianapolis. The same hub also shows 20 mid-band and 0 challenged departures · fleet-wide on-time rank #511 of 4927 (highest on-time = #1).

What the Data Says About IND to ATL

Indianapolis to Atlanta (IND to ATL) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 87.5% on-time rate across 18,854 flights, with delays that do happen averaging 73.3 minutes. The corridor runs roughly 432 miles and is served by 10 carriers. Over the most recent 24 months, 57 of 6,587 flights were cancelled (0.9%) and 18 diverted (0.3%).

The monthly split is wide on this route: Sep 2025 posted the strongest performance at 95% on-time, while Jul 2024 came in at just 66% - a 29-point swing worth factoring into travel timing.

On the multi-year calendar, IND–ATL peaks in October at 91.6% on-time while March carries the heaviest traffic (~282 flights per month) ; the softest month is July at 80.4%, a 11.2-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does IND to ATL rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, IND to ATL ranks #389 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from IND to ATL? ▼
Flights from Indianapolis to Atlanta have a 87.5% on-time rate based on 18,854 flights. The average delay is 73.3 minutes. The best recent month was Sep 2025 with 95% on-time.
What is the cancellation rate for IND to ATL? ▼
Over the last 24 months, 0.9% of flights on this route were cancelled (57 of 6,587 flights) and 0.3% were diverted.
How far is the flight from IND to ATL? ▼
The flight distance from Indianapolis (IND) to Atlanta (ATL) is approximately 432 miles. This route is served by 10 carriers.
When is the best time to fly from IND to ATL? ▼
The best recent month for on-time performance was Sep 2025 (95% on-time). The worst was Jul 2024 (66% on-time). Consider booking during months with historically better performance.

Airports on this route

IND Airport

Indianapolis
ATL Airport

Atlanta
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using IND–ATL data

IND–ATL runs 8.5 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare IND and ATL airport profiles: delay causes and top routes differ even on the same corridor. IND airport
  • If your dates flex, October (91.6% on-time) beats July (80.4%) on this corridor. Seasonal chart
  • 4 other routes post a similar 87.5% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.