CarbonSkyIndex
BNA
STL

Nashville → St Louis

0h 52m avg · 271 miles · 235nm · Recently active route — first recorded March 2026

14.8t 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
14.8tons
Flights
5flights
Avg CO₂/Flight
1.5tons
CO₂/nm
0.0064t CO₂/nm
Fuel Burned
1Kgallons
14.6 tons CO₂ in selected period
Emissions spike detected
Emissions 112% above route average on 13 Mar

Route Patterns

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

14.8t
Total CO₂
1.3t
Avg CO₂/flight
11
Flights
Operator Profile
Charter
100%5 flights8.2t
Owner
0%0 flights0.0t

Charter/owner data available for 45% of flights (6 unclassified)

Top Aircraft Models
Cessna Citation Latitude4.6t CO₂
2 flights · avg 2.3t/flight · 31%
Bombardier Challenger 3003.0t CO₂
2 flights · avg 1.5t/flight · 20%
Embraer Praetor 5002.8t CO₂
2 flights · avg 1.4t/flight · 19%
Embraer Phenom 3002.7t CO₂
3 flights · avg 0.9t/flight · 18%
Bombardier Challenger 3501.7t CO₂
1 flight · avg 1.7t/flight · 12%
📍International route·short-haul route · 235nm

Spikes

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

CO₂ Above Baseline

1t

Signals Detected

1

Highest Severity

Medium

Emissions
Medium
New6 Mar 2026
Emissions spike on 6 Mar 2026 — 1.3t CO₂ vs route daily average of 0.6t (110% above)
1.3t CO₂ on 6 Mar 2026 — 110% above route average

Aircraft Flying This Route

Aircraft Flying This Route
N926QSCharter·Cessna Citation Latitude
3.1t CO₂ · avg 3.1t/flight · Last seen 13 Mar 2026
N677QSCharter·Cessna Citation Latitude
1.5t CO₂ · avg 1.5t/flight · Last seen 17 Mar 2026
N416FXCharter·Embraer Praetor 500
1.4t CO₂ · avg 1.4t/flight · Last seen 10 Mar 2026
N427FXCharter·Embraer Praetor 500
1.3t CO₂ · avg 1.3t/flight · Last seen 6 Mar 2026
N379QSCharter·Embraer Phenom 300
0.8t CO₂ · avg 0.8t/flight · Last seen 9 Mar 2026

All Recorded Flights on This Route

11 total flights recorded

Showing most recent flights — not filtered by viewing period

Mar 28, 2026N188THBeechcraft BeechJet 400·–47m→
Mar 27, 2026N551FXBombardier Challenger 300·1.7t CO₂Above avg53m→
Mar 26, 2026N302FXEmbraer Phenom 300·0.9t CO₂Below avg50m→
Mar 26, 2026N693MRBombardier Challenger 300·1.3t CO₂Typical42m→
Mar 23, 2026N480QSEmbraer Phenom 300·0.9t CO₂Below avg49m→
Mar 18, 2026N537FXBombardier Challenger 350·1.7t CO₂Above avg49m→
Mar 17, 2026N677QSCessna Citation Latitude·1.5t CO₂Typical54m→
Mar 13, 2026N926QSCessna Citation Latitude·3.1t CO₂Above avg1h 40m→
Mar 10, 2026N416FXEmbraer Praetor 500·1.4t CO₂Typical45m→
Mar 9, 2026N379QSEmbraer Phenom 300·0.8t CO₂Below avg45m→
Showing 10 of 11 flights