Route
BWI → IND
Baltimore/Washington International Thurgood Marshall Airport Indianapolis International Airport
How punctual is this route?
- On-time arrivals
- 76.3%
- Less than 15 minutes late
- Cancelled
- 1.3%
- Of scheduled flights
- Average delay when late
- 60 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,212
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 48%
- Airline (crew, maintenance, cleaning) 34%
- Air traffic control & airport 12%
- Extreme weather 5%
- Security 1%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 89.5% | 95 |
| October 2025 | 83.2% | 119 |
| November 2025 | 85.0% | 101 |
| December 2025 | 64.3% | 98 |
| January 2026 | 77.8% | 93 |
| February 2026 | 92.2% | 81 |
| March 2026 | 73.6% | 89 |
| April 2026 | 77.4% | 106 |
| May 2026 | 76.4% | 106 |
| June 2026 | 70.2% | 114 |
| July 2026 | 64.3% | 119 |
| August 2026 | 66.3% | 91 |
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 |
|---|---|---|---|---|
| Southwest Airlines | 1,212 | 76.3% | 1.3% | 60 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN1155
35% late · 57 flights
-
WN2617
12% late · 57 flights
-
WN4925
15% late · 50 flights
-
WN450
13% late · 47 flights
-
WN484
4% late · 47 flights
-
WN960
16% late · 43 flights
-
WN4115
28% late · 36 flights
-
WN961
42% late · 36 flights
-
WN4216
32% late · 35 flights
-
WN962
53% late · 35 flights
-
WN1147
55% late · 33 flights
-
WN660
12% late · 33 flights
-
WN1690
19% late · 32 flights
-
WN1739
3% late · 31 flights
-
WN1740
13% late · 31 flights
-
WN1751
6% late · 31 flights
-
WN1163
15% late · 27 flights
-
WN483
15% late · 26 flights
-
WN1150
17% late · 24 flights
-
WN1151
25% late · 24 flights
-
WN3252
42% late · 24 flights
-
WN391
17% late · 24 flights
-
WN1529
26% late · 23 flights
-
WN830
29% late · 22 flights
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