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Route · BOS → IND · 2020–2025 BTS data

Boston to Indianapolis

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), BOS to IND (Boston to Indianapolis) ranks #1406 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

85.5%
On-time
+6.5 pts
vs US avg
74 min
Delay when late
8,604
Flights
#1406 of 4927
Corpus placement

Cancelled

1.3%

Best Month

Feb 2024 93%

Worst Month

May 2025 77%

Distance

818 mi

Carriers

9

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 160 32 1 0 YX,MQ
Nov 2025 162 27 1 0 YX
Oct 2025 173 34 5 0 YX,MQ
Sep 2025 160 32 3 0 MQ,YX
Aug 2025 172 17 3 0 YX,G4,MQ
Jul 2025 178 36 6 0 YX,G4,MQ
Jun 2025 175 37 1 0 YX,G4,MQ
May 2025 173 39 0 0 YX,G4
Apr 2025 164 25 0 0 YX
Mar 2025 165 15 1 0 YX
Feb 2025 147 27 4 0 YX
Jan 2025 161 11 5 0 YX
Dec 2024 151 13 2 0 MQ,YX
Nov 2024 163 12 0 0 YX
Oct 2024 173 15 0 0 YX
Sep 2024 171 22 0 0 YX
Aug 2024 180 21 10 0 G4,YX
Jul 2024 179 35 0 0 G4,YX
Jun 2024 176 22 1 0 G4,MQ,YX
May 2024 163 25 1 0 G4,MQ,YX
Apr 2024 164 25 0 0 MQ,YX
Mar 2024 163 14 0 2 MQ,YX
Feb 2024 153 10 1 0 MQ,YX
Jan 2024 146 32 7 0 MQ,YX

BOS–IND seasonal on-time pattern

Best: December (88.9%) · weakest: July (77.5%)

75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 88.9%

Strongest calendar month

December

88.9% on-time · ~143 flights/mo

Busiest calendar month

May

~169 flights/mo avg

Weakest calendar month

July

77.5% on-time · ~160 flights/mo

Cancellation Rate

1.3%

52 of 3,972 flights

Diversion Rate

0.1%

2 of 3,972 flights

Origin-hub reliability standing

Among BOS's stronger departures

BOS → IND posts a 85.5% on-time rate, landing in the ≥85% band with 6 of 60 BTS-tracked routes leaving Boston. The same hub also shows 49 mid-band and 5 challenged departures · fleet-wide on-time rank #1051 of 4927 (highest on-time = #1).

What the Data Says About BOS to IND

Boston to Indianapolis (BOS to IND) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 85.5% on-time rate across 8,604 flights, with delays that do happen averaging 74.3 minutes. The corridor runs roughly 818 miles and is served by 9 carriers. Over the most recent 24 months, 52 of 3,972 flights were cancelled (1.3%) and 2 diverted (0.1%).

The monthly split is wide on this route: Feb 2024 posted the strongest performance at 93% on-time, while May 2025 came in at just 77% - a 16-point swing worth factoring into travel timing.

On the multi-year calendar, BOS–IND peaks in December at 88.9% on-time while May carries the heaviest traffic (~169 flights per month) ; the softest month is July at 77.5%, a 11.4-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does BOS to IND rank among US routes by traffic?
According to PlainFlights' route traffic ranking, BOS to IND ranks #1406 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 BOS to IND?
Flights from Boston to Indianapolis have a 85.5% on-time rate based on 8,604 flights. The average delay is 74.3 minutes. The best recent month was Feb 2024 with 93% on-time.
What is the cancellation rate for BOS to IND?
Over the last 24 months, 1.3% of flights on this route were cancelled (52 of 3,972 flights) and 0.1% were diverted.
How far is the flight from BOS to IND?
The flight distance from Boston (BOS) to Indianapolis (IND) is approximately 818 miles. This route is served by 9 carriers.
When is the best time to fly from BOS to IND?
The best recent month for on-time performance was Feb 2024 (93% on-time). The worst was May 2025 (77% on-time). Consider booking during months with historically better performance.

Airports on this route

Data source

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

Using BOS–IND data

BOS–IND runs 6.5 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare BOS and IND airport profiles: delay causes and top routes differ even on the same corridor. BOS airport
  • If your dates flex, December (88.9% on-time) beats July (77.5%) on this corridor. Seasonal chart
  • 4 other routes post a similar 85.5% 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.