Republic Airways IAD to DTW on-time performance
Republic Airways nonstop flights from Washington to Detroit · Aug 2025 – Jul 2026Regional airline operating flights for American Eagle, Delta Connection and United Express.
On-time arrivals
77%
arrived < 15 min late
Cancelled
1.7%
4 flights
Avg arrival delay
16 min
63 min when late
Rank on route
#4 of 4
route average 78% on time
Key facts
- Republic Airways flights on IAD to DTW arrived on time 77% of the time in Aug 2025 – Jul 2026.
- 1.7% were cancelled, and 9% arrived an hour or more late.
- That ranks #4 of 4 airlines on this route, which averaged 78% on time overall.
- The largest source of delay minutes was late-arriving aircraft (48%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft48%
- Air traffic control & airport congestion26%
- Airline (crew, maintenance, cleaning, fueling)25%
- Extreme weather0%
- Security0%
Other airlines on IAD to DTW
- SkyWest Airlines77% on time · 29 min avg delay
- Delta Air Lines81% on time · 16 min avg delay
- United Airlines79% on time · 11 min avg delay
Full IAD to DTW comparison →
Republic Airways on-time record across all routes →
239 Republic Airways flights tracked on this route; 4 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.