CarbonSkyIndex
IAD
SGR

Washington → Houston

2h 50m avg · 1,219 miles · 1059nm · Recently active route — first recorded March 2026

64.9t CO₂ · Last 30 DaysTypical

Last updated March 31st 2026 at 9:35 AM UTC

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Viewing period:
Compared to: preceding 30 days · 30 Jan 2026 – 1 Mar 2026
1 Mar 2026 – 31 Mar 2026·vs 30 Jan 2026 – 1 Mar 2026
Route Impact Summary
Total CO₂
64.9tons
Flights
8flights
Avg CO₂/Flight
7.4tons
CO₂/nm
0.0070t CO₂/nm
Fuel Burned
7Kgallons
65.0 tons CO₂ in selected period
Emissions spike detected
Emissions 110% above route average on 19 Mar

Route Patterns

Route activity broadly consistent with prior period — averaging 7.2t CO₂ per flight

64.9t
Total CO₂
7.2t
Avg CO₂/flight
9
Flights
Operator Profile
Charter
60%3 flights26.9t
Owner
40%2 flights15.7t

Charter/owner data available for 56% of flights (4 unclassified)

Top Aircraft Models
Gulfstream GIV24.7t CO₂
2 flights · avg 12.3t/flight · 38%
Cessna Citation Latitude22.3t CO₂
4 flights · avg 5.6t/flight · 34%
Cessna Citation X7.4t CO₂
1 flight · avg 7.4t/flight · 11%
Bombardier Challenger 3006.0t CO₂
1 flight · avg 6.0t/flight · 9%
Cessna Citation CJ44.6t CO₂
1 flight · avg 4.6t/flight · 7%
📍International route·medium-haul route · 1,059nm

Spikes

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

CO₂ Above Baseline

5t

Signals Detected

1

Highest Severity

Medium

Emissions
Medium
New6 Mar 2026
Emissions spike on 6 Mar 2026 — 7.4t CO₂ vs route daily average of 2.8t (166% above)
7.4t CO₂ on 6 Mar 2026 — 166% above route average

Aircraft Flying This Route

Aircraft Flying This Route
N460FXCharter·Gulfstream GIV
13.5t CO₂ · avg 13.5t/flight · Last seen 11 Mar 2026
N607D·Gulfstream GIV
11.2t CO₂ · avg 11.2t/flight · Last seen 18 Mar 2026
N998CXCharter·Cessna Citation X
7.4t CO₂ · avg 7.4t/flight · Last seen 6 Mar 2026
N571FXCharter·Bombardier Challenger 300
6.0t CO₂ · avg 6.0t/flight · Last seen 19 Mar 2026
N115BA·Cessna Citation CJ4
4.6t CO₂ · avg 4.6t/flight · Last seen 3 Mar 2026

All Recorded Flights on This Route

9 total flights recorded

Showing most recent flights — not filtered by viewing period

Mar 25, 2026N584QSCessna Citation Latitude·5.6t CO₂Below avg2h 54m→
Mar 19, 2026N912QSCessna Citation Latitude·5.7t CO₂Below avg2h 57m→
Mar 19, 2026N944QSCessna Citation Latitude·5.5t CO₂Below avg2h 50m→
Mar 19, 2026N628QSCessna Citation Latitude·5.5t CO₂Below avg2h 49m→
Mar 19, 2026N571FXBombardier Challenger 300·6.0t CO₂Typical2h 32m→
Mar 18, 2026N607DGulfstream GIV·11.2t CO₂Above avg2h 41m→
Mar 11, 2026N460FXGulfstream GIV·13.5t CO₂Above avg3h 13m→
Mar 6, 2026N998CXCessna Citation X·7.4t CO₂Typical2h 35m→
Mar 3, 2026N115BACessna Citation CJ4·4.6t CO₂Below avg2h 59m→