Southwest Airlines RSW to ORD on-time performance
Southwest Airlines nonstop flights from Fort Myers to Chicago · Aug 2025 – Jul 2026
On-time arrivals
56%
arrived < 15 min late
Cancelled
1.9%
2 flights
Avg arrival delay
35 min
78 min when late
Rank on route
#5 of 5
route average 77% on time
Key facts
- Southwest Airlines flights on RSW to ORD arrived on time 56% of the time in Aug 2025 – Jul 2026.
- 1.9% were cancelled, and 18% arrived an hour or more late.
- That ranks #5 of 5 airlines on this route, which averaged 77% on time overall.
- The largest source of delay minutes was air traffic control & airport congestion (38%).
On-time trend by month
Why this airline's flights were late
- Air traffic control & airport congestion38%
- Late-arriving aircraft36%
- Airline (crew, maintenance, cleaning, fueling)25%
- Extreme weather1%
- Security0%
Other airlines on RSW to ORD
- United Airlines81% on time · 15 min avg delay
- American Airlines75% on time · 24 min avg delay
- Spirit Airlines70% on time · 25 min avg delay
- Frontier Airlines71% on time · 29 min avg delay
Full RSW to ORD comparison →
Southwest Airlines on-time record across all routes →
103 Southwest Airlines flights tracked on this route; 2 cancelled, 1 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.