Hilton Head Island (HHH) to Washington (DCA) flights
Republic Airline flies nonstop from Hilton Head Airport to Ronald Reagan Washington National Airport, with about 7 flights a week in July 2026. The 501-mile flight takes about 1h 42m gate to gate.
- Distance
- 501 mi · 806 km
- Flight time
- 1h 42m
- Airlines
- 1
- Seats filled
- 59%
Airlines flying HHH to DCA
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Republic Airline | 7 | Embraer E175 | 8,654 | 1h 44m |
| Envoy AirSeasonal or ended | n/a | Embraer E175 | 5,689 | 1h 38m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
HHH to DCA flight schedule
2 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 10:57am and the last at 11:07am. 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) |
|---|---|---|---|---|
| AA 3891American Airlines · operated by Envoy Air | 10:57am | 12:43pm | 27 | 72% |
| AA 4515American Airlines · operated by Republic Airline | 11:07am | 12:52pm | 4 | 85% |
Is HHH to DCA on time?
From September 2025 to August 2026, 80% of 330 flights arrived within 15 minutes of schedule and 2.1% were cancelled. Flights leaving around 11am were the most punctual (85%), those around 4pm the least (69%). Most delay time was caused by late-arriving aircraft (50%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| American Airlines | 330 | 80% | 18 min | 2.1% |
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 |
|---|---|---|---|
| 10am to 11am | 72 | 82% | |
| 11am to 12pm | 133 | 85% | |
| 3pm to 4pm | 37 | 78% | |
| 4pm to 5pm | 71 | 69% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 32 | 1,627 | |
| September 2025 | 33 | 1,583 | |
| October 2025 | 32 | 1,714 | |
| November 2025 | 29 | 1,297 | |
| December 2025 | 17 | 486 | |
| February 2026 | 15 | 374 | |
| March 2026 | 28 | 1,063 | |
| April 2026 | 33 | 1,377 | |
| May 2026 | 35 | 1,453 | |
| June 2026 | 34 | 1,738 | |
| July 2026 | 33 | 1,631 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.