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Airport · HHH · Hilton Head, South Carolina

Hilton Head, SC

According to PlainFlights' airport traffic ranking (BTS On-Time Performance total flights), Hilton Head, SC (HHH) ranks #186 of 382 tracked US airports by total flights (most flights = #1). Hilton Head, SC posts above-median on-time performance among the 382 tracked U.S. airports, as a mid-size U.S. airport.

Data updated 2026-06-13

83.5%
On-time
Top 48%
on-time, US airports
79 min
Delay when late
1.33%
Cancelled
#186 of 382
Corpus placement
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HHH on-time rate vs. the national average

Ahead of the U.S. average across all 382 tracked airports.

0%100%U.S. average79%83.5%

Delay Cause Breakdown

Top delay cause: Late Aircraft. Total delay minutes: 195,887.

Late Aircraft 41.7% (81,612 min)
Carrier 30.9% (60,606 min)
NAS (National Aviation System) 19.3% (37,890 min)
Weather 7.8% (15,373 min)
Security 0.2% (406 min)

HHH - seasonal on-time pattern

Best: October (94.2%) · worst: July (86.8%)

86%88%90%92%94%96% JanFebMarAprMayJunJulAugSepOctNovDec 92.3%

HHH - on-time rate by year

2020–2025, year-over-year trend.

88%90%92%94%96% 202020212022202320242025 95.3% 90.4% ▼ -5.1%

HHH - taxi-out and taxi-in (monthly)

Average taxi-out 17.7 min · taxi-in 7.4 min over the last 24 reported months (U.S. airport mean taxi-out ≈ 16.4 min).

14 min16 min18 min20 min22 min Jan 24Dec 25 15.6 min 16.8 min ▲ +7.7%

HHH's average taxi-out (17.7 min) sits near the recent U.S. airport mean (~16.4 min). Month-to-month, it swings from 15.3 min (February 2025) to 20.7 min (July 2025).

Cancellation & Diversion Analysis

Flight disruption statistics for Hilton Head, SC.

Cancellation Rate

1.33%

362 of 27,234 flights

Diversion Rate

0.36%

97 of 27,234 flights

Delay Rate

16.5%

4,499 of 27,234 flights

Top Routes from HHH

Busiest routes to and from Hilton Head, SC.

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Route Flights On-Time Distance
CLT (Charlotte) → HHH (Hilton Head) 6,270 83.7% 207 mi
HHH (Hilton Head) → CLT (Charlotte) 6,270 83.1% 207 mi
HHH (Hilton Head) → ATL (Atlanta) 2,895 86.3% 238 mi
ATL (Atlanta) → HHH (Hilton Head) 2,894 86.6% 238 mi
DCA (Washington) → HHH (Hilton Head) 940 86.8% 501 mi
HHH (Hilton Head) → DCA (Washington) 940 84.4% 501 mi
HHH (Hilton Head) → LGA (New York) 817 76.6% 701 mi
LGA (New York) → HHH (Hilton Head) 817 87.5% 701 mi
HHH (Hilton Head) → EWR (Newark) 701 71.6% 687 mi
EWR (Newark) → HHH (Hilton Head) 671 85.8% 687 mi

Nationwide peers by on-time rate & flight volume

Two PlainFlights-derived comparison paths for Hilton Head, SC, both outside South Carolina so the neighborhoods are not same-state geography. Axes stay disjoint: volume peers exclude the on-time peer set. Same-state compare stays below.

Similar on-time rate

Nearest out-of-state BTS on-time rate (this airport: 83.5%).

Casper, WY

Casper, WY

83.5% on-time 20,592 flights

Latrobe, PA

Latrobe, PA

83.5% on-time 8,539 flights

Lexington, KY

Lexington, KY

83.6% on-time 91,507 flights

Burlington, VT

Burlington, VT

83.4% on-time 79,685 flights

Similar flight volume

Nearest out-of-state total flights (this airport: 27,234).

Ketchikan, AK

Ketchikan, AK

27,238 flights 84.3% on-time

Hayden, CO

Hayden, CO

27,069 flights 79.7% on-time

Bristol/Johnson City/Kingsport, TN

Bristol/Johnson City/Kingsport, TN

27,896 flights 85.9% on-time

Santa Fe, NM

Santa Fe, NM

26,561 flights 82% on-time

Other Airports in South Carolina

Compare performance with other South Carolina airports.

CHS 81.4%

Charleston, SC

Charleston · 276,798 flights
MYR 82.1%

Myrtle Beach, SC

Myrtle Beach · 171,781 flights
GSP 83.5%

Greer, SC

Greer · 155,526 flights
CAE 84.3%

Columbia, SC

Columbia · 67,973 flights
FLO 92.5%

Florence, SC

Florence · 226 flights

HHH delay-share reading

The standout signal at Hilton Head, SC is the delay mix: Late Aircraft owns 41.7% of 195,887 delay minutes across 27,234 BTS flights. The on-time headline is 83.5% (4.5 pts above the 79% national average), with 4,499 delayed and 362 cancelled (1.33%).

Delay minutes concentrate in Late Aircraft (41.7% late-aircraft, 30.9% carrier, 19.3% NAS, 7.8% weather, 0.2% security). Mid-volume books still show a clear delay fingerprint rather than a weather-only story.

On the multi-year calendar, HHH is strongest in October (94.2% on-time) and weakest in July (86.8%), a 7.4-point swing. Volume peaks in July (~576 flights/month). The busiest connecting route is to CLT (Charlotte) at 83.7% on-time. Field definitions: on-time performance explained.

Statewide aggregates for South Carolina: South Carolina flight data.

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025). Statistics reflect cumulative performance across all available reporting periods. On-time rates exclude cancelled and diverted flights.

Read our methodology - how this data is sourced, computed, and verified.

Using HHH's data

HHH's on-time book is mid-pack; month and delay-cause mix move more than the headline rate.

  • Check the busiest route from HHH before you book a connection. See top routes
  • Travel in October rather than July if your dates are flexible. Seasonal patterns
  • Gate-to-wheels taxi-out averages 17.7 min here; check the monthly series before a tight connection. Taxi times

On-time rate reflects the BTS historical average across all reporting carriers at this airport, not any single flight or airline.

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

Source: U.S. Bureau of Transportation Statistics (BTS) Airline on-time performance and operational reliability · 2025

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. Airport figures are computed directly from BTS On-Time Performance data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.