Tampa (TPA) to Dulles (IAD) flights
United Airlines, Frontier Airlines fly nonstop from Tampa International Airport to Washington Dulles International Airport, with about 24 flights a week in July 2026. The 811-mile flight takes about 2h 15m gate to gate.
- Distance
- 811 mi · 1,305 km
- Flight time
- 2h 15m
- Airlines
- 2
- Seats filled
- 82%
Airlines flying TPA to IAD
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 21 | Boeing 737-900ER, Boeing 737-800, Boeing 737 MAX 9 | 164,121 | 2h 14m |
| Frontier Airlines | 3 | Airbus A320neo, Airbus A321, Airbus A320-100/200 | 24,892 | 2h 20m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
TPA to IAD flight schedule
4 flight numbers flew this route in August 2026, 3 of them almost daily. The first usually leaves at 9:00am and the last at 7:05pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| UA 2331United Airlines | 9:00am | 11:16am | 31 | 94% |
| F9 2954Frontier Airlines | 9:10am | 11:43am | 19 | 86% |
| UA 1576United Airlines | 1:59pm | 4:15pm | 31 | 84% |
| UA 1370United Airlines | 7:05pm | 9:22pm | 31 | 77% |
Is TPA to IAD on time?
From September 2025 to August 2026, 86% of 1,288 flights arrived within 15 minutes of schedule and 1% were cancelled. Flights leaving around 9am were the most punctual (93%), those around 7pm the least (76%). Most delay time was caused by air traffic control and airport congestion (36%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,110 | 86% | 11 min | 0.7% |
| Frontier Airlines | 178 | 87% | 11 min | 2.8% |
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 | 34 | 97% | |
| 9am to 10am | 377 | 93% | |
| 11am to 12pm | 47 | 85% | |
| 1pm to 2pm | 224 | 90% | |
| 2pm to 3pm | 156 | 77% | |
| 6pm to 7pm | 262 | 78% | |
| 7pm to 8pm | 99 | 76% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 128 | 17,809 | |
| September 2025 | 127 | 16,410 | |
| October 2025 | 105 | 14,985 | |
| November 2025 | 103 | 14,967 | |
| December 2025 | 114 | 15,967 | |
| January 2026 | 105 | 14,893 | |
| February 2026 | 90 | 13,160 | |
| March 2026 | 129 | 18,873 | |
| April 2026 | 99 | 15,890 | |
| May 2026 | 99 | 15,122 | |
| June 2026 | 96 | 15,049 | |
| July 2026 | 107 | 16,457 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.