CarbonSkyIndex
BOS
AUS

Boston → Austin

3h 25m avg · 1,696 miles · 1474nm · Recently active route — first recorded March 2026

61.7t 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 · 31 Jan 2026 – 2 Mar 2026
2 Mar 2026 – 1 Apr 2026·vs 31 Jan 2026 – 2 Mar 2026
Route Impact Summary
Total CO₂
61.7tons
Flights
3flights
Avg CO₂/Flight
9.1tons
CO₂/nm
0.0062t CO₂/nm
Fuel Burned
3Kgallons
67.8 tons CO₂ in selected period
Emissions spike detected
Emissions 104% above route average on 4 Mar

Route Patterns

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

61.7t
Total CO₂
7.7t
Avg CO₂/flight
8
Flights
Operator Profile
Charter
100%4 flights32.4t
Owner
0%0 flights0.0t

Charter/owner data available for 50% of flights (4 unclassified)

Top Aircraft Models
Cessna Citation Longitude17.6t CO₂
2 flights · avg 8.8t/flight · 29%
Embraer Praetor 5009.3t CO₂
1 flight · avg 9.3t/flight · 15%
Cessna Citation Latitude8.3t CO₂
1 flight · avg 8.3t/flight · 13%
Bombardier Challenger 3008.2t CO₂
1 flight · avg 8.2t/flight · 13%
Cessna Citation Sovereign7.8t CO₂
1 flight · avg 7.8t/flight · 13%
📍International route·medium-haul route · 1,474nm

Spikes

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

CO₂ Above Baseline

54t

Signals Detected

2

Highest Severity

High

Emissions
High
New2 Mar – 8 Mar 2026
Emissions spike on 2 Mar – 8 Mar 2026 — 48.4t CO₂ vs route average of 16.1t
48.4t CO₂ in 6 days — 3.0× route baseline
Activity
Medium
Historical6 Mar – 24 Mar 2026
18-day gap in route activity ending 24 Mar 2026 — resumed with N217QS
Resumption flight: 5.3t CO₂

Aircraft Flying This Route

Aircraft Flying This Route
N812QSCharter·Cessna Citation Longitude
9.7t CO₂ · avg 9.7t/flight · Last seen 4 Mar 2026
N416FXCharter·Embraer Praetor 500
9.3t CO₂ · avg 9.3t/flight · Last seen 2 Mar 2026
N362JECharter·Bombardier Challenger 300
8.2t CO₂ · avg 8.2t/flight · Last seen 4 Mar 2026
N377TBCharter·Cessna Citation Sovereign
6.1t CO₂ · avg 6.1t/flight · Last seen 2 Mar 2026
N358FXCharter·Embraer Phenom 300
5.1t CO₂ · avg 5.1t/flight · Last seen 4 Mar 2026

All Recorded Flights on This Route

9 total flights recorded

Showing most recent flights — not filtered by viewing period

Mar 29, 2026N891QSCessna Citation Longitude·8.0t CO₂Typical3h 14m→
Mar 24, 2026N217QSBombardier Challenger 600·5.3t CO₂Below avg2h 16m→
Mar 6, 2026N916QSCessna Citation Latitude·8.3t CO₂Typical4h 13m→
Mar 5, 2026N315QSCessna Citation Sovereign·7.8t CO₂Typical3h 27m→
Mar 4, 2026N358FXEmbraer Phenom 300·5.1t CO₂Below avg3h 33m→
Mar 4, 2026N812QSCessna Citation Longitude·9.7t CO₂Above avg3h 52m→
Mar 4, 2026N362JEBombardier Challenger 300·8.2t CO₂Typical3h 23m→
Mar 2, 2026N416FXEmbraer Praetor 500·9.3t CO₂Above avg4h 1m→
Mar 2, 2026N377TBCessna Citation Sovereign·6.1t CO₂Below avg2h 45m→