CarbonSkyIndex
IAH
DAL

Houston → Dallas

0h 42m avg · 217 miles · 189nm · Recently active route — first recorded March 2026

20.5t 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 · 31 Jan 2026 – 2 Mar 2026
2 Mar 2026 – 1 Apr 2026·vs 31 Jan 2026 – 2 Mar 2026
Route Impact Summary
Total CO₂
20.5tons
Flights
8flights
Avg CO₂/Flight
1.2tons
CO₂/nm
0.0064t CO₂/nm
Fuel Burned
1Kgallons
20.5 tons CO₂ in selected period
Emissions spike detected
Emissions 147% above route average on 4 Mar

Route Patterns

Predominantly charter activity — 100% of flights on this route are charter-operated

20.5t
Total CO₂
1.1t
Avg CO₂/flight
18
Flights
Operator Profile
Charter
100%5 flights5.7t
Owner
0%0 flights0.0t

Charter/owner data available for 28% of flights (13 unclassified)

Top Aircraft Models
Embraer Phenom 3005.4t CO₂
7 flights · avg 0.8t/flight · 26%
Bombardier Challenger 6004.8t CO₂
3 flights · avg 1.6t/flight · 23%
Cessna Citation Latitude3.3t CO₂
3 flights · avg 1.1t/flight · 16%
Gulfstream GIV2.4t CO₂
1 flight · avg 2.4t/flight · 12%
Cessna Citation Longitude1.4t CO₂
1 flight · avg 1.4t/flight · 7%
📍International route·short-haul route · 189nm

Spikes

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

CO₂ Above Baseline

1t

Signals Detected

1

Highest Severity

Medium

Emissions
Medium
New3 Mar 2026
Emissions spike on 3 Mar 2026 — 1.8t CO₂ vs route daily average of 0.7t (150% above)
1.8t CO₂ on 3 Mar 2026 — 150% above route average

Aircraft Flying This Route

Aircraft Flying This Route
N453FXCharter·Gulfstream GIV
2.4t CO₂ · avg 2.4t/flight · Last seen 4 Mar 2026
N507FXCharter·Bombardier Challenger 350
1.0t CO₂ · avg 1.0t/flight · Last seen 3 Mar 2026
N487QSCharter·Embraer Phenom 300
0.8t CO₂ · avg 0.8t/flight · Last seen 3 Mar 2026
N352FXCharter·Embraer Phenom 300
0.8t CO₂ · avg 0.8t/flight · Last seen 4 Mar 2026
N446QSCharter·Embraer Phenom 300
0.7t CO₂ · avg 0.7t/flight · Last seen 4 Mar 2026

All Recorded Flights on This Route

18 total flights recorded

Showing most recent flights — not filtered by viewing period

Mar 30, 2026N687HADassault Falcon 900·0.9t CO₂Typical36m→
Mar 29, 2026N646QSCessna Citation Latitude·1.0t CO₂Typical38m→
Mar 27, 2026N363FXEmbraer Phenom 300·1.0t CO₂Typical50m→
Mar 26, 2026N871QSCessna Citation Longitude·1.4t CO₂Typical43m→
Mar 23, 2026N604LLBombardier Challenger 600·1.5t CO₂Above avg45m→
Mar 21, 2026N661UPEmbraer Phenom 300·0.7t CO₂Below avg40m→
Mar 11, 2026N244QSBombardier Challenger 600·1.8t CO₂Above avg53m→
Mar 11, 2026N925DTEmbraer Phenom 300·0.8t CO₂Below avg43m→
Mar 10, 2026N5GBombardier Challenger 600·1.5t CO₂Above avg46m→
Mar 8, 2026N590FXBombardier Challenger 300·1.3t CO₂Typical44m→
Showing 10 of 18 flights