CarbonSkyIndex
STL
BCT

St Louis → Boca Raton

2h 13m avg · 1,041 miles · 905nm · Recently active route — first recorded March 2026

38.6t CO₂ · Last 30 DaysTypical

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

Pro
Soon
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
38.6tons
Flights
9flights
Avg CO₂/Flight
4.4tons
CO₂/nm
0.0049t CO₂/nm
Fuel Burned
4Kgallons
44.0 tons CO₂ in selected period
Emissions spike detected
Emissions 123% above route average on 1 Mar

Route Patterns

Route activity broadly consistent with prior period — averaging 3.9t CO₂ per flight

38.6t
Total CO₂
3.9t
Avg CO₂/flight
10
Flights
Operator Profile
Charter
33%2 flights9.3t
Owner
67%4 flights13.1t

Charter/owner data available for 60% of flights (4 unclassified)

Top Aircraft Models
Cessna Citation XLS18.2t CO₂
5 flights · avg 3.6t/flight · 47%
Bombardier Learjet 608.9t CO₂
2 flights · avg 4.5t/flight · 23%
Cessna Citation Latitude4.4t CO₂
1 flight · avg 4.4t/flight · 12%
Cessna Citation CJ34.1t CO₂
1 flight · avg 4.1t/flight · 11%
Embraer Phenom 3002.9t CO₂
1 flight · avg 2.9t/flight · 8%
📍International route·medium-haul route · 905nm

Spikes

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

CO₂ Above Baseline

3t

Signals Detected

1

Highest Severity

Medium

Emissions
Medium
New1 Mar 2026
Emissions spike on 1 Mar 2026 — 4.4t CO₂ vs route daily average of 1.3t (252% above)
4.4t CO₂ on 1 Mar 2026 — 252% above route average

Aircraft Flying This Route

Aircraft Flying This Route
N865M·Cessna Citation XLS
9.0t CO₂ · avg 3.0t/flight · Last seen 17 Mar 2026
N844QSCharter·Cessna Citation Longitude
5.4t CO₂ · avg 5.4t/flight · Last seen 1 Mar 2026
N501UPCharter·Cessna Citation XLS
4.9t CO₂ · avg 4.9t/flight · Last seen 2 Mar 2026
N605QSCharter·Cessna Citation Latitude
4.4t CO₂ · avg 4.4t/flight · Last seen 1 Mar 2026
N765JS·Cessna Citation CJ3
4.1t CO₂ · avg 4.1t/flight · Last seen 8 Mar 2026

All Recorded Flights on This Route

11 total flights recorded

Showing most recent flights — not filtered by viewing period

Mar 29, 2026N276BGBombardier Learjet 60·4.6t CO₂Above avg2h 28m→
Mar 22, 2026N711SEBombardier Learjet 60·4.3t CO₂Typical2h 16m→
Mar 20, 2026N6AEmbraer Phenom 300·2.9t CO₂Below avg2h 7m→
Mar 17, 2026N865MCessna Citation XLS·4.2t CO₂Typical2h 21m→
Mar 12, 2026N865MCessna Citation XLS·4.2t CO₂Typical2h 22m→
Mar 11, 2026N865MCessna Citation XLS·0.6t CO₂Below avg22m→
Mar 9, 2026N503UPCessna Citation XLS·4.4t CO₂Typical2h 26m→
Mar 8, 2026N765JSCessna Citation CJ3·4.1t CO₂Typical2h 46m→
Mar 2, 2026N501UPCessna Citation XLS·4.9t CO₂Above avg2h 41m→
Mar 1, 2026N605QSCessna Citation Latitude·4.4t CO₂Typical2h 20m→
Showing 10 of 11 flights