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Route · HHH → DCA · 2020–2025 BTS data

Hilton Head to Washington

The HHH–DCA corridor (Hilton Head, SC → Washington, DC) runs ahead of the national average, served by 3 carriers across roughly 501 miles.

Data updated 2026-06-13

84.4%
On-time
+5.4 pts
vs US avg
88 min
Delay when late
940
Flights

Cancelled

2.2%

Best Month

N/A

Worst Month

N/A

Distance

501 mi

Carriers

3

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Nov 2025 30 5 0 1 MQ,YX
Oct 2025 32 2 0 0 YX,MQ
Sep 2025 34 2 1 0 MQ,YX
Aug 2025 32 2 0 0 YX,MQ
Jul 2025 35 9 2 0 YX,MQ
Jun 2025 46 11 1 0 YX,MQ
May 2025 31 7 1 0 YX
Apr 2025 30 2 0 0 YX
Aug 2024 36 4 2 1 MQ,YX
Jul 2024 35 5 0 0 MQ,YX
Jun 2024 34 3 1 0 MQ,YX
May 2024 31 3 0 0 MQ,YX
Apr 2024 30 4 0 0 YX
Mar 2024 31 6 0 0 YX
Sep 2023 31 2 2 0 YX
Aug 2023 35 2 1 0 YX
Jul 2023 36 6 1 0 YX
Jun 2023 34 1 2 0 YX
May 2023 31 5 0 0 YX
Oct 2022 32 5 0 0 YX
Sep 2022 35 6 2 0 YX
Aug 2022 37 8 0 0 YX
Jul 2022 40 15 1 1 YX
Jun 2022 35 5 1 0 YX

Cancellation Rate

2.2%

18 of 813 flights

Diversion Rate

0.4%

3 of 813 flights

What the Data Says About HHH to DCA

Bureau of Transportation Statistics records show Hilton Head to Washington (HHH to DCA) running a 84.4% on-time rate over 940 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 87.7 minutes. The 501-mile corridor is served by 3 carriers, and over the last 24 months 2.2% of 813 flights were cancelled, 0.4% diverted.

Monthly performance data for this route did not show a clear best/worst split in the sample window; review the monthly table above for period-by-period detail.

Frequently Asked Questions

How often are flights delayed from HHH to DCA?
Flights from Hilton Head to Washington have a 84.4% on-time rate based on 940 flights. The average delay is 87.7 minutes.
What is the cancellation rate for HHH to DCA?
Over the last 24 months, 2.2% of flights on this route were cancelled (18 of 813 flights) and 0.4% were diverted.
How far is the flight from HHH to DCA?
The flight distance from Hilton Head (HHH) to Washington (DCA) is approximately 501 miles. This route is served by 3 carriers.

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Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights Editorial

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.