IAD
HHH

WashingtonHilton Head Island

1h 12m avg · 499 miles · 434nm · Recently active route — first recorded March 2026

17.2t CO₂ · Last 30 DaysTypical

Last updated April 1st 2026 at 1:03 PM UTC

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Viewing period:
Compared to: preceding 30 days · 31 Jan 2026 – 2 Mar 2026
2 Mar 2026 – 1 Apr 2026·vs 31 Jan 2026 – 2 Mar 2026
Route Impact Summary
Total CO₂
17.2tons
Flights
6flights
Avg CO₂/Flight
2.4tons
CO₂/nm
0.0055t CO₂/nm
Fuel Burned
2Kgallons
17.0 tons CO₂ in selected period
Route activity detected
6 flights in the last 30 days

Route Patterns

Predominantly charter activity — 80% of flights on this route are charter-operated

17.2t
Total CO₂
2.5t
Avg CO₂/flight
7
Flights
Operator Profile
Charter
80%4 flights9.1t
Owner
20%1 flight2.9t

Charter/owner data available for 71% of flights (2 unclassified)

Top Aircraft Models
Cessna Citation Longitude5.6t CO₂
2 flights · avg 2.8t/flight · 32%
Embraer Praetor 6002.6t CO₂
1 flight · avg 2.6t/flight · 15%
Embraer Praetor 5002.5t CO₂
1 flight · avg 2.5t/flight · 15%
Bombardier Challenger 3002.5t CO₂
1 flight · avg 2.5t/flight · 15%
Bombardier Challenger 6002.5t CO₂
1 flight · avg 2.5t/flight · 14%
📍International route·short-haul route · 434nm

Spikes

Significant deviations from this route's baseline in the selected period.

CO₂ Above Baseline

2t

Signals Detected

1

Highest Severity

Medium

Emissions
Medium
New5 Mar 2026
Emissions spike on 5 Mar 2026 — 2.5t CO₂ vs route daily average of 0.6t (313% above)
2.5t CO₂ on 5 Mar 2026 — 313% above route average

Aircraft Flying This Route

Aircraft Flying This Route
N894QS·Cessna Citation Longitude
2.9t CO₂ · avg 2.9t/flight · Last seen 12 Mar 2026
N838QSCharter·Cessna Citation Longitude
2.6t CO₂ · avg 2.6t/flight · Last seen 24 Mar 2026
N15RBCharter·Bombardier Challenger 300
2.5t CO₂ · avg 2.5t/flight · Last seen 5 Mar 2026
N257QSCharter·Bombardier Challenger 600
2.5t CO₂ · avg 2.5t/flight · Last seen 18 Mar 2026
N467QSCharter·Embraer Phenom 300
1.4t CO₂ · avg 1.4t/flight · Last seen 22 Mar 2026

All Recorded Flights on This Route

7 total flights recorded

Showing most recent flights — not filtered by viewing period

Mar 30, 2026N270QSEmbraer Praetor 500·2.5t CO₂Typical1h 13m
Mar 25, 2026N897TDEmbraer Praetor 600·2.6t CO₂Typical1h 14m
Mar 24, 2026N838QSCessna Citation Longitude·2.6t CO₂Typical1h 12m
Mar 22, 2026N467QSEmbraer Phenom 300·1.4t CO₂Below avg1h 8m
Mar 18, 2026N257QSBombardier Challenger 600·2.5t CO₂Typical1h 9m
Mar 12, 2026N894QSCessna Citation Longitude·2.9t CO₂Above avg1h 19m
Mar 5, 2026N15RBBombardier Challenger 300·2.5t CO₂Typical1h 11m