Route
IAD → FLL
Washington Dulles International Airport Fort Lauderdale Hollywood International Airport
Alerts at IAD and FLL
-
Advisory Coastal Flood Statement FLL
COASTAL FLOOD STATEMENT NOW IN EFFECT THROUGH THURSDAY EVENING
Weather
How punctual is this route?
- On-time arrivals
- 79.0%
- Less than 15 minutes late
- Cancelled
- 1.0%
- Of scheduled flights
- Average delay when late
- 83 min
- Flights arriving 15+ minutes late
- Flights tracked
- 802
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 47%
- Air traffic control & airport 33%
- Airline (crew, maintenance, cleaning) 18%
- Extreme weather 3%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 90.0% | 30 |
| October 2025 | 83.8% | 37 |
| November 2025 | 86.7% | 60 |
| December 2025 | 76.3% | 76 |
| January 2026 | 82.5% | 59 |
| February 2026 | 89.1% | 65 |
| March 2026 | 81.9% | 84 |
| April 2026 | 88.8% | 81 |
| May 2026 | 83.8% | 80 |
| June 2026 | 76.9% | 78 |
| July 2026 | 55.7% | 82 |
| August 2026 | 64.7% | 70 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| United Airlines | 699 | 83.5% | 0.6% | 77 min |
| Frontier Airlines | 103 | 47.5% | 3.9% | 98 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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