CarbonSkyIndex
PBI
SAT

West Palm Beach → San Antonio

3h 9m avg · 1,136 miles · 987nm · Recently active route — first recorded March 2026

82.7t 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
82.7tons
Flights
8flights
Avg CO₂/Flight
7.2tons
CO₂/nm
0.0073t CO₂/nm
Fuel Burned
6Kgallons
82.6 tons CO₂ in selected period
Emissions spike detected
Emissions 52% above route average on 6 Mar

Route Patterns

Route activity broadly consistent with prior period — averaging 6.9t CO₂ per flight

82.7t
Total CO₂
6.9t
Avg CO₂/flight
12
Flights
Operator Profile
Charter
50%3 flights15.0t
Owner
50%3 flights18.5t

Mixed charter and owner-operated activity

Charter/owner data available for 50% of flights (6 unclassified)

Top Aircraft Models
Embraer Phenom 30023.4t CO₂
4 flights · avg 5.8t/flight · 28%
Cessna Citation X13.7t CO₂
2 flights · avg 6.8t/flight · 17%
Embraer Praetor 50013.3t CO₂
2 flights · avg 6.6t/flight · 16%
Bombardier Global 6000/650010.2t CO₂
1 flight · avg 10.2t/flight · 12%
Gulfstream G7008.9t CO₂
1 flight · avg 8.9t/flight · 11%
📍International route·medium-haul route · 987nm

Spikes

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

CO₂ Above Baseline

3t

Signals Detected

1

Highest Severity

Medium

Emissions
Medium
New4 Mar 2026
Emissions spike on 4 Mar 2026 — 6.5t CO₂ vs route daily average of 3.1t (109% above)
6.5t CO₂ on 4 Mar 2026 — 109% above route average

Aircraft Flying This Route

Aircraft Flying This Route
N15TZ·Cessna Citation X
13.7t CO₂ · avg 6.8t/flight · Last seen 7 Mar 2026
N430FXCharter·Embraer Praetor 500
7.5t CO₂ · avg 7.5t/flight · Last seen 6 Mar 2026
N256LG·Embraer Phenom 300
4.8t CO₂ · avg 4.8t/flight · Last seen 9 Mar 2026
N316QSCharter·Embraer Phenom 300
4.0t CO₂ · avg 4.0t/flight · Last seen 6 Mar 2026
N476QSCharter·Embraer Phenom 300
3.5t CO₂ · avg 3.5t/flight · Last seen 8 Mar 2026

All Recorded Flights on This Route

12 total flights recorded

Showing most recent flights — not filtered by viewing period

Mar 30, 2026N101FXGulfstream G700·8.9t CO₂Above avg2h 27m→
Mar 25, 2026N343QSEmbraer Phenom 300·11.1t CO₂Above avg7h 24m→
Mar 19, 2026N626JSBombardier Global 6000/6500·10.2t CO₂Above avg2h 24m→
Mar 17, 2026N321CLCessna Citation XLS·5.8t CO₂Typical3h 8m→
Mar 16, 2026N866TMBombardier Challenger 300·7.5t CO₂Typical3h 6m→
Mar 15, 2026N446FXEmbraer Praetor 500·5.8t CO₂Typical2h 33m→
Mar 9, 2026N256LGEmbraer Phenom 300·4.8t CO₂Below avg3h 20m→
Mar 8, 2026N476QSEmbraer Phenom 300·3.5t CO₂Below avg2h 31m→
Mar 7, 2026N15TZCessna Citation X·7.1t CO₂Typical2h 31m→
Mar 6, 2026N430FXEmbraer Praetor 500·7.5t CO₂Typical3h 15m→
Showing 10 of 12 flights