United Airlines DAY to ORD on-time performance
United Airlines nonstop flights from Dayton to Chicago · Aug 2025 – Jul 2026
On-time arrivals
81%
arrived < 15 min late
Cancelled
1.4%
1 flights
Avg arrival delay
10 min
44 min when late
Rank on route
#2 of 5
route average 73% on time
Key facts
- United Airlines flights on DAY to ORD arrived on time 81% of the time in Aug 2025 – Jul 2026.
- 1.4% were cancelled, and 3% arrived an hour or more late.
- That ranks #2 of 5 airlines on this route, which averaged 73% on time overall.
- The largest source of delay minutes was air traffic control & airport congestion (72%).
On-time trend by month
Why this airline's flights were late
- Air traffic control & airport congestion72%
- Late-arriving aircraft27%
- Airline (crew, maintenance, cleaning, fueling)1%
- Extreme weather0%
- Security0%
Other airlines on DAY to ORD
- PSA Airlines74% on time · 29 min avg delay
- SkyWest Airlines62% on time · 40 min avg delay
- Envoy Air80% on time · 19 min avg delay
- Republic Airways91% on time · 11 min avg delay
Full DAY to ORD comparison →
United Airlines on-time record across all routes →
69 United Airlines flights tracked on this route; 1 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.