Route
BWI → PIT
Baltimore/Washington International Thurgood Marshall Airport Pittsburgh International Airport
How punctual is this route?
- On-time arrivals
- 77.9%
- Less than 15 minutes late
- Cancelled
- 2.2%
- Of scheduled flights
- Average delay when late
- 60 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,071
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 56%
- Airline (crew, maintenance, cleaning) 25%
- Air traffic control & airport 13%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 91.9% | 86 |
| October 2025 | 76.3% | 93 |
| November 2025 | 83.9% | 88 |
| December 2025 | 75.9% | 89 |
| January 2026 | 88.5% | 92 |
| February 2026 | 87.2% | 80 |
| March 2026 | 72.2% | 93 |
| April 2026 | 80.0% | 90 |
| May 2026 | 76.3% | 93 |
| June 2026 | 66.7% | 90 |
| July 2026 | 66.7% | 92 |
| August 2026 | 70.7% | 85 |
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 | 1,071 | 77.9% | 2.2% | 60 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN1052
10% late · 60 flights
-
WN4164
52% late · 60 flights
-
WN4470
4% late · 58 flights
-
WN452
31% late · 58 flights
-
WN989
13% late · 57 flights
-
WN1828
13% late · 55 flights
-
WN1261
26% late · 50 flights
-
WN3301
18% late · 46 flights
-
WN1840
15% late · 40 flights
-
WN585
14% late · 37 flights
-
WN1053
41% late · 36 flights
-
WN1573
12% late · 34 flights
-
WN2405
37% late · 33 flights
-
WN1894
23% late · 31 flights
-
WN3024
3% late · 31 flights
-
WN2122
18% late · 28 flights
-
WN1687
30% late · 27 flights
-
WN470
8% late · 24 flights
-
WN1419
9% late · 23 flights
Reviews
No reviews yet. Be the first to review this route.