Route Reliability
Washington → Miami
DCA–MIA · 919 miles · Ronald Reagan Washington National Airport to Miami International Airport
- 76%
- Arrive within 15 minutes
- 10 min
- Average arrival delay
- 2.3%
- Cancelled
- 3,959
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.American Airlines77%3,567 flights
- 2.Delta Air Lines67%392 flights
What the data says
Morning flights do better here.
DCA–MIA flights departing between 3–6 AM arrived on time 93% of the time, versus 61% between 6–9 PM.
Sunday scaries are real for this one.
DCA–MIA flights arrived on time 83% of the time on Tuesdays. On Sundays: 68%.
American Airlines runs this route best.
American Airlines arrived on time 77% of the time on this route; Delta Air Lines managed 67%.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon76%(543 flights)
- Tue83%(559 flights)
- Wed78%(557 flights)
- Thu77%(552 flights)
- Fri75%(563 flights)
- Sat77%(509 flights)
- Sun68%(565 flights)
- 3–6 AM93%(467 flights)
- 6–9 AM88%(870 flights)
- 9 AM–12 PM80%(605 flights)
- 12–3 PM68%(681 flights)
- 3–6 PM66%(665 flights)
- 6–9 PM61%(560 flights)
Jun 69% → May 77% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 69% | 314 |
| July 2025 | 67% | 304 |
| August 2025 | 74% | 331 |
| September 2025 | 71% | 322 |
| October 2025 | 79% | 336 |
| November 2025 | 78% | 305 |
| December 2025 | 77% | 344 |
| January 2026 | 79% | 308 |
| February 2026 | 83% | 292 |
| March 2026 | 80% | 330 |
| April 2026 | 81% | 326 |
| May 2026 | 77% | 336 |
Same trip, other airports
Keep nerding
Based on 3,959 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.