HHH to DCA flight delays & on-time performance
Nonstop flights from Hilton Head Airport to Ronald Reagan Washington National Airport · 501 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at HHH or DCA right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Hilton Head (HHH) to Washington (DCA) arrived on time 82% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 2.1% were cancelled, and 9% arrived an hour or more late.
- Envoy Air was the most punctual airline here (89% on time); Republic Airways was the least (78%).
- Departures scheduled around 11am did best (87% on time); around 4pm did worst (67%).
- Tuesday was the most reliable day to fly (86% on time) and Thursday the least (77%).
- The largest source of delay minutes was late-arriving aircraft (46%).
Which airline is most on time from HHH to DCA?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Envoy AirRegional airline operating American Eagle flights. | 89% | 0.0% | 10 min | 6.5% | 108 |
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 78% | 3.2% | 20 min | 10.8% | 222 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 10am87%45 flights
- 11am87%160 flights
- 3pm78%37 flights
- 4pm67%71 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday80%6.8% cancelled
- Tuesday86%0.0% cancelled
- Wednesday80%0.0% cancelled
- Thursday77%0.0% cancelled
- Friday81%2.2% cancelled
- Saturday81%3.1% cancelled
- Sunday86%2.3% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft46%
- Airline (crew, maintenance, cleaning, fueling)27%
- Air traffic control & airport congestion14%
- Extreme weather14%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather57%
- Air traffic control & airport congestion43%
- Airline (crew, maintenance, cleaning, fueling)0%
- Security0%
HHH to DCA: common questions
- How often are HHH to DCA flights on time?
- 82% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Hilton Head to Washington cancelled?
- 2.1% of scheduled flights were cancelled (7 of 330).
- How long are typical delays?
- Across all flights the average arrival delay was 17 min (early arrivals count as zero). Flights that were late arrived 89 min behind schedule on average, and 9.4% of flights were an hour or more late.
- How long is taxi time at HHH?
- Flights on this route spent 20 min taxiing from the gate to takeoff on average.
Related routes
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: HHH → DCA, nonstop flights by US airlines that report to the DOT. How we calculate this.