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Route · EWR → HHH · 2020–2025 BTS data

Newark to Hilton Head

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), EWR to HHH (Newark to Hilton Head) ranks #4745 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

85.8%
On-time
+6.8 pts
vs US avg
67 min
Delay when late
671
Flights
#4745 of 4927
Corpus placement

Cancelled

3.0%

Best Month

N/A

Worst Month

N/A

Distance

687 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Sep 2025 30 3 0 0 YX
Aug 2025 31 6 0 2 YX
Jul 2025 31 2 0 0 YX
Jun 2025 30 1 0 0 YX
May 2025 31 7 3 0 YX
Apr 2025 30 6 1 0 YX
Sep 2024 30 2 2 0 YX
Aug 2024 31 4 2 0 YX
Jul 2024 31 6 0 0 YX
Jun 2024 30 2 1 0 YX
May 2024 31 4 0 2 YX
Apr 2024 30 3 1 0 YX
Sep 2023 30 2 0 0 YX
Aug 2023 31 1 1 0 YX
Jul 2023 31 3 1 0 YX
Jun 2023 30 7 1 0 YX
May 2023 31 5 0 0 YX
Apr 2023 30 7 0 0 YX
May 2022 31 5 0 1 YX
Apr 2022 30 4 1 0 YX
Sep 2021 30 4 3 0 YX
Jul 2021 31 11 3 0 YX

EWR–HHH seasonal on-time pattern

Best: September (90.8%) · weakest: July (82.3%)

80%82%84%86%88%90%92% AprMayJunJulAugSep 90.8%

Strongest calendar month

September

90.8% on-time · ~30 flights/mo

Busiest calendar month

May

~31 flights/mo avg

Weakest calendar month

July

82.3% on-time · ~31 flights/mo

Cancellation Rate

3.0%

20 of 671 flights

Diversion Rate

0.7%

5 of 671 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

EWR - Newark

Full on-time, delay-cause, and seasonal performance for Newark, NJ.

EWR on-time profile

HHH - Hilton Head

Full on-time, delay-cause, and seasonal performance for Hilton Head, SC.

HHH on-time profile

Compare the two airports

See EWR and HHH side by side on delays, cancellations, and reliability.

Compare EWR vs HHH

Origin-hub reliability standing

Among EWR's stronger departures

EWR → HHH posts a 85.8% on-time rate, landing in the ≥85% band with 5 of 74 BTS-tracked routes leaving Newark. The same hub also shows 60 mid-band and 9 challenged departures · fleet-wide on-time rank #955 of 4927 (highest on-time = #1).

What the Data Says About EWR to HHH

Newark to Hilton Head (EWR to HHH) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 85.8% on-time rate across 671 flights, with delays that do happen averaging 66.7 minutes. The corridor runs roughly 687 miles and is served by 1 carrier. Over the most recent 24 months, 20 of 671 flights were cancelled (3.0%) and 5 diverted (0.7%).

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.

On the multi-year calendar, EWR–HHH peaks in September at 90.8% on-time while May carries the heaviest traffic (~31 flights per month) ; the softest month is July at 82.3%, a 8.5-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does EWR to HHH rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, EWR to HHH ranks #4745 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from EWR to HHH? ▼
Flights from Newark to Hilton Head have a 85.8% on-time rate based on 671 flights. The average delay is 66.7 minutes.
What is the cancellation rate for EWR to HHH? ▼
Over the last 24 months, 3.0% of flights on this route were cancelled (20 of 671 flights) and 0.7% were diverted.
How far is the flight from EWR to HHH? ▼
The flight distance from Newark (EWR) to Hilton Head (HHH) is approximately 687 miles. This route is served by 1 carrier.

Airports on this route

EWR Airport

Newark
HHH Airport

Hilton Head
Data source

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

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

Using EWR–HHH data

EWR–HHH runs 6.8 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare EWR and HHH airport profiles: delay causes and top routes differ even on the same corridor. EWR airport
  • If your dates flex, September (90.8% on-time) beats July (82.3%) on this corridor. Seasonal chart
  • 4 other routes post a similar 85.8% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

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

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.