CarbonSkyIndex
SJC
DPA

San Jose → Chicago/West Chicago

3h 39m avg · 1,808 miles · 1571nm · Recently active route — first recorded March 2026

47.7t CO₂ · Last 30 DaysTypical

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

Pro
Soon
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
47.7tons
Flights
1flights
Avg CO₂/Flight
14.8tons
CO₂/nm
0.0094t CO₂/nm
Fuel Burned
2Kgallons
47.6 tons CO₂ in selected period
Route activity detected
1 flights in the last 30 days

Route Patterns

Gulfstream G650 dominates this route — 65% of all emissions in the selected period

47.7t
Total CO₂
15.9t
Avg CO₂/flight
3
Flights
Operator Profile
Charter
0%0 flights0.0t
Owner
100%3 flights47.7t
Top Aircraft Models
Gulfstream G65031.1t CO₂
2 flights · avg 15.6t/flight · 65%
Gulfstream G60016.5t CO₂
1 flight · avg 16.5t/flight · 35%
📍International route·medium-haul route · 1,571nm

Spikes

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

CO₂ Above Baseline

28t

Signals Detected

2

Highest Severity

Medium

Emissions
Medium
New5 Mar 2026
Emissions spike on 5 Mar 2026 — 16.3t CO₂ vs route daily average of 4.6t (259% above)
16.3t CO₂ on 5 Mar 2026 — 259% above route average
Emissions
Medium
New13 Mar 2026
Single flight N1955M on 13 Mar 2026 — 16.5t CO₂, 35% of period total
Single flight: 16.5t CO₂ — 35% of period emissions

Aircraft Flying This Route

Aircraft Flying This Route
N309TT·Gulfstream G650
31.1t CO₂ · avg 15.6t/flight · Last seen 7 Mar 2026
N1955M·Gulfstream G600
16.5t CO₂ · avg 16.5t/flight · Last seen 13 Mar 2026

All Recorded Flights on This Route

3 total flights recorded

Showing most recent flights — not filtered by viewing period

Mar 13, 2026N1955MGulfstream G600·16.5t CO₂Typical3h 55m→
Mar 7, 2026N309TTGulfstream G650·14.8t CO₂Typical3h 22m→
Mar 5, 2026N309TTGulfstream G650·16.3t CO₂Typical3h 41m→