BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
BOS→IND

Boston, MA (BOS) to Indianapolis, IN (IND) flight delay odds

79.7% of 2,017 official scheduled BOS-to-IND flights arrived on time; 12.3% arrived at least 30 minutes late and 2.2% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
79.7%arrived on time
12.3%30+ min late
2.2%cancelled
2,017scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.1%all scheduled flights
120+ minutes late3.0%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival-0.1 mincompleted flights

Which departure time was most reliable for BOS to IND?

Among qualifying BOS-to-IND departure window results, Late morning had the highest on-time rate: 88.1% of 177 flights. Evening was lowest at 68.2% across 622 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning64386.8%6.4%2.0%
Late morning17788.1%10.2%0.6%
Afternoon57581.7%10.6%1.6%
Evening62268.2%20.7%3.5%

Which weekday was most reliable for BOS to IND?

Among qualifying BOS-to-IND weekday results, Saturday had the highest on-time rate: 85.5% of 200 flights. Monday was lowest at 75.1% across 309 flights.

DayFlightsOn time30+ minCancelled
Monday30975.1%14.2%4.9%
Tuesday31179.7%10.9%3.2%
Wednesday30382.2%11.6%1.3%
Thursday30679.4%9.8%2.6%
Friday30981.6%12.9%1.0%
Saturday20085.5%10.0%0.0%
Sunday27976.3%16.5%1.8%

Which airline was most reliable for BOS to IND?

Among qualifying BOS-to-IND airline results, Republic Airways had the highest on-time rate: 80.0% of 1,962 flights. Envoy Air was lowest at 66.7% across 36 flights.

AirlineFlightsOn time30+ minCancelled
Republic Airways1,96280.0%12.0%2.2%
Envoy Air3666.7%25.0%2.8%
Allegiant Air1877.8%22.2%0.0%
Delta Air Lines1100.0%0.0%0.0%

Which month was most reliable for BOS to IND?

Among qualifying BOS-to-IND month results, August 2025 had the highest on-time rate: 88.4% of 172 flights. March 2026 was lowest at 74.7% across 174 flights.

MonthFlightsOn time30+ minCancelled
July 202517876.4%19.1%3.4%
August 202517288.4%5.8%1.7%
September 202516078.1%15.6%1.9%
October 202517377.5%13.3%2.9%
November 202516282.7%11.1%0.6%
December 202516079.4%11.9%0.6%
January 202616878.0%11.3%6.5%
February 202615878.5%8.9%7.6%
March 202617474.7%16.1%1.7%
April 202616876.8%15.5%0.0%
May 202616780.8%9.6%0.0%
June 202617785.3%9.6%0.0%

What drove BOS to IND delay minutes?

Late aircraft was the largest recorded BOS-to-IND delay category, accounting for 47.0% of 24,569 BTS-attributed delay minutes during July 2025–June 2026.

Airline32.6%
Late aircraft47.0%
National airspace16.5%
Weather3.9%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.