Dulles (IAD) to Key West (EYW) flights
There were no regular nonstop flights from IAD to EYW in July 2026; the route was flown 149 times in the previous 12 months. The 1,024-mile flight takes about 3h 22m gate to gate.
- Distance
- 1,024 mi · 1,648 km
- Flight time
- 3h 22m
- Airlines
- 2
- Seats filled
- 71%
Airlines flying IAD to EYW
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Republic AirlineSeasonal or ended | n/a | Embraer E175, Embraer E170 | 6,189 | 3h 22m |
| Mesa AirlinesSeasonal or ended | n/a | Embraer E175 | 1,753 | 3h 21m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
Is IAD to EYW on time?
From September 2025 to August 2026, 74% of 151 flights arrived within 15 minutes of schedule and 1.3% were cancelled. Flights leaving around 8am were the most punctual (90%), those around 12pm the least (67%). Most delay time was caused by air traffic control and airport congestion (69%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 151 | 74% | 11 min | 1.3% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 8am to 9am | 19 | 90% | |
| 12pm to 1pm | 18 | 67% | |
| 1pm to 2pm | 114 | 72% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| December 2025 | 28 | 1,653 | |
| January 2026 | 33 | 1,550 | |
| February 2026 | 28 | 1,614 | |
| March 2026 | 31 | 1,861 | |
| April 2026 | 29 | 1,264 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.