DCA to HHH flight delays & on-time performance
Nonstop flights from Ronald Reagan Washington National Airport to Hilton Head Airport · 501 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at DCA or HHH right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Washington (DCA) to Hilton Head (HHH) arrived on time 86% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1.2% were cancelled, and 5% arrived an hour or more late.
- Envoy Air was the most punctual airline here (93% on time); Republic Airways was the least (83%).
- Departures scheduled around 8am did best (93% on time); around 9am did worst (70%).
- Tuesday was the most reliable day to fly (91% on time) and Friday the least (82%).
- The largest source of delay minutes was late-arriving aircraft (52%).
Which airline is most on time from DCA to HHH?
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. | 93% | 0.0% | 4 min | 2.8% | 108 |
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 83% | 1.8% | 12 min | 6.5% | 222 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 8am93%178 flights
- 9am70%31 flights
- 1pm79%108 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday84%2.3% cancelled
- Tuesday91%0.0% cancelled
- Wednesday84%0.0% cancelled
- Thursday86%0.0% cancelled
- Friday82%0.0% cancelled
- Saturday90%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 aircraft52%
- Airline (crew, maintenance, cleaning, fueling)24%
- Air traffic control & airport congestion23%
- Extreme weather2%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather75%
- Air traffic control & airport congestion25%
- Airline (crew, maintenance, cleaning, fueling)0%
- Security0%
DCA to HHH: common questions
- How often are DCA to HHH flights on time?
- 86% 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 Washington to Hilton Head cancelled?
- 1.2% of scheduled flights were cancelled (4 of 330).
- How long are typical delays?
- Across all flights the average arrival delay was 9 min (early arrivals count as zero). Flights that were late arrived 63 min behind schedule on average, and 5.3% of flights were an hour or more late.
- How long is taxi time at DCA?
- Flights on this route spent 26 min taxiing from the gate to takeoff on average.
Related routes
Return trip: HHH to DCA — 82% on time
More flights from Washington
More flights to Hilton Head
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: DCA → HHH, nonstop flights by US airlines that report to the DOT. How we calculate this.