Republic Airways STL to DCA on-time performance
Republic Airways nonstop flights from St. Louis to Washington · Aug 2025 – Jul 2026Regional airline operating flights for American Eagle, Delta Connection and United Express.
On-time arrivals
75%
arrived < 15 min late
Cancelled
5.0%
11 flights
Avg arrival delay
21 min
82 min when late
Rank on route
#1 of 5
route average 73% on time
Key facts
- Republic Airways flights on STL to DCA arrived on time 75% of the time in Aug 2025 – Jul 2026.
- 5% were cancelled, and 9% arrived an hour or more late.
- That ranks #1 of 5 airlines on this route, which averaged 73% on time overall.
- The largest source of delay minutes was late-arriving aircraft (43%).
On-time trend by month
Why this airline's flights were late
- Late-arriving aircraft43%
- Airline (crew, maintenance, cleaning, fueling)40%
- Air traffic control & airport congestion16%
- Extreme weather1%
- Security0%
Other airlines on STL to DCA
- Southwest Airlines73% on time · 17 min avg delay
- PSA Airlines74% on time · 31 min avg delay
- American Airlines75% on time · 21 min avg delay
- Envoy Air73% on time · 11 min avg delay
Full STL to DCA comparison →
Republic Airways on-time record across all routes →
221 Republic Airways flights tracked on this route; 11 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.