Dulles (IAD) to Tampa (TPA) flights
United Airlines, Frontier Airlines fly nonstop from Washington Dulles International Airport to Tampa International Airport, with about 24 flights a week in July 2026. The 811-mile flight takes about 2h 28m gate to gate.
- Distance
- 811 mi · 1,305 km
- Flight time
- 2h 28m
- Airlines
- 2
- Seats filled
- 81%
Airlines flying IAD to TPA
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 21 | Boeing 737-900ER, Boeing 737 MAX 9, Boeing 737-800 | 160,640 | 2h 28m |
| Frontier Airlines | 3 | Airbus A320neo, Airbus A321, Airbus A320-100/200 | 25,211 | 2h 26m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
IAD to TPA 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 5:35pm. 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 683United Airlines | 9:00am | 11:31am | 31 | 92% |
| F9 2953Frontier Airlines | 12:28pm | 2:59pm | 19 | 85% |
| UA 2277United Airlines | 12:57pm | 3:28pm | 31 | 86% |
| UA 1140United Airlines | 5:35pm | 8:08pm | 31 | 73% |
Is IAD to TPA on time?
From September 2025 to August 2026, 84% of 1,287 flights arrived within 15 minutes of schedule and 0.8% were cancelled. Flights leaving around 9am were the most punctual (92%), those around 5pm the least (71%). Most delay time was caused by late-arriving aircraft (39%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 1,109 | 84% | 12 min | 0.5% |
| Frontier Airlines | 178 | 85% | 12 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 | 165 | 90% | |
| 9am to 10am | 221 | 92% | |
| 12pm to 1pm | 411 | 86% | |
| 5pm to 6pm | 194 | 71% | |
| 6pm to 7pm | 165 | 76% | |
| 10pm to 11pm | 34 | 79% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 127 | 16,742 | |
| September 2025 | 122 | 15,509 | |
| October 2025 | 106 | 15,575 | |
| November 2025 | 104 | 14,779 | |
| December 2025 | 114 | 17,285 | |
| January 2026 | 107 | 14,089 | |
| February 2026 | 90 | 13,085 | |
| March 2026 | 127 | 19,548 | |
| April 2026 | 99 | 13,638 | |
| May 2026 | 97 | 13,889 | |
| June 2026 | 95 | 15,284 | |
| July 2026 | 106 | 16,600 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.