Southwest Airlines RDU to BWI on-time performance
Southwest Airlines nonstop flights from Raleigh/Durham to Baltimore · Aug 2025 – Jul 2026
On-time arrivals
86%
arrived < 15 min late
Cancelled
2.2%
40 flights
Avg arrival delay
9 min
55 min when late
Rank on route
#2 of 2
route average 86% on time
Key facts
- Southwest Airlines flights on RDU to BWI arrived on time 86% of the time in Aug 2025 – Jul 2026.
- 2.2% were cancelled, and 4% arrived an hour or more late.
- That ranks #2 of 2 airlines on this route, which averaged 86% on time overall.
- The largest source of delay minutes was late-arriving aircraft (60%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft60%
- Airline (crew, maintenance, cleaning, fueling)22%
- Air traffic control & airport congestion16%
- Extreme weather1%
- Security1%
Other airlines on RDU to BWI
- Spirit Airlines100% on time · 0 min avg delay
Full RDU to BWI comparison →
Southwest Airlines on-time record across all routes →
1,788 Southwest Airlines flights tracked on this route; 40 cancelled, 6 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.