Southwest Airlines ORD to BWI on-time performance
Southwest Airlines nonstop flights from Chicago to Baltimore · Aug 2025 – Jul 2026
On-time arrivals
71%
arrived < 15 min late
Cancelled
0.0%
0 flights
Avg arrival delay
28 min
92 min when late
Rank on route
#3 of 8
route average 73% on time
Key facts
- Southwest Airlines flights on ORD to BWI arrived on time 71% of the time in Aug 2025 – Jul 2026.
- 0% were cancelled, and 9% arrived an hour or more late.
- That ranks #3 of 8 airlines on this route, which averaged 73% on time overall.
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (54%).
On-time trend by month
Why this airline's flights were late
- Airline (crew, maintenance, cleaning, fueling)54%
- Late-arriving aircraft24%
- Air traffic control & airport congestion16%
- Extreme weather6%
- Security0%
Other airlines on ORD to BWI
- United Airlines71% on time · 20 min avg delay
- Envoy Air78% on time · 15 min avg delay
- Republic Airways70% on time · 26 min avg delay
- Frontier Airlines66% on time · 29 min avg delay
- SkyWest Airlines70% on time · 20 min avg delay
- American Airlines58% on time · 41 min avg delay
- Spirit Airlines89% on time · 5 min avg delay
Full ORD to BWI comparison →
Southwest Airlines on-time record across all routes →
93 Southwest Airlines flights tracked on this route; 0 cancelled, 0 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.