Frontier Airlines BWI to MDW on-time performance
Frontier Airlines nonstop flights from Baltimore to Chicago · Aug 2025 – Jul 2026
On-time arrivals
75%
arrived < 15 min late
Cancelled
1.4%
1 flights
Avg arrival delay
21 min
86 min when late
Rank on route
#2 of 2
route average 76% on time
Key facts
- Frontier Airlines flights on BWI to MDW arrived on time 75% of the time in Aug 2025 – Jul 2026.
- 1.4% were cancelled, and 13% arrived an hour or more late.
- That ranks #2 of 2 airlines on this route, which averaged 76% on time overall.
- The largest source of delay minutes was late-arriving aircraft (80%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft80%
- Airline (crew, maintenance, cleaning, fueling)11%
- Air traffic control & airport congestion9%
- Extreme weather0%
- Security0%
Other airlines on BWI to MDW
- Southwest Airlines76% on time · 15 min avg delay
Full BWI to MDW comparison →
Frontier Airlines on-time record across all routes →
71 Frontier Airlines flights tracked on this route; 1 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.