Route
BWI → BDL
Baltimore/Washington International Thurgood Marshall Airport Bradley International Airport
How punctual is this route?
- On-time arrivals
- 81.2%
- Less than 15 minutes late
- Cancelled
- 2.2%
- Of scheduled flights
- Average delay when late
- 62 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,723
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 43%
- Late-arriving aircraft 39%
- 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 | 90.4% | 146 |
| October 2025 | 82.0% | 150 |
| November 2025 | 88.7% | 144 |
| December 2025 | 76.2% | 148 |
| January 2026 | 84.8% | 132 |
| February 2026 | 85.2% | 130 |
| March 2026 | 77.4% | 148 |
| April 2026 | 79.9% | 149 |
| May 2026 | 83.1% | 154 |
| June 2026 | 78.6% | 145 |
| July 2026 | 76.1% | 151 |
| August 2026 | 72.1% | 126 |
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 | 1,723 | 81.2% | 2.2% | 62 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN427
16% late · 61 flights
-
WN869
3% late · 60 flights
-
WN2217
7% late · 59 flights
-
WN1044
7% late · 58 flights
-
WN1048
38% late · 58 flights
-
WN4573
33% late · 58 flights
-
WN4930
0% late · 58 flights
-
WN833
9% late · 58 flights
-
WN3845
5% late · 57 flights
-
WN1879
35% late · 52 flights
-
WN428
37% late · 52 flights
-
WN1503
18% late · 51 flights
-
WN1973
32% late · 50 flights
-
WN3574
28% late · 44 flights
-
WN1591
17% late · 41 flights
-
WN1143
23% late · 36 flights
-
WN2368
26% late · 36 flights
-
WN1424
42% late · 33 flights
-
WN2550
21% late · 33 flights
-
WN3306
3% late · 32 flights
-
WN479
19% late · 32 flights
-
WN1425
10% late · 31 flights
-
WN1660
19% late · 31 flights
-
WN2772
0% late · 31 flights
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