Route
IAD → IND
Washington Dulles International Airport Indianapolis International Airport
476 miles
Return route IND → IAD →
How punctual is this route?
- On-time arrivals
- 83.8%
- Less than 15 minutes late
- Cancelled
- 1.1%
- Of scheduled flights
- Average delay when late
- 91 min
- Flights arriving 15+ minutes late
- Flights tracked
- 984
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 46%
- Late-arriving aircraft 31%
- Air traffic control & airport 17%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 87.6% | 89 |
| October 2025 | 86.0% | 86 |
| November 2025 | 83.7% | 87 |
| December 2025 | 77.0% | 62 |
| January 2026 | 93.1% | 62 |
| February 2026 | 84.3% | 70 |
| March 2026 | 72.8% | 92 |
| April 2026 | 91.5% | 82 |
| May 2026 | 90.1% | 92 |
| June 2026 | 85.9% | 85 |
| July 2026 | 73.3% | 89 |
| August 2026 | 81.6% | 88 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Republic Airways | 935 | 84.3% | 1.2% | 96 min |
| United Airlines | 49 | 73.5% | 0.0% | 37 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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