CarbonSkyIndex
BFI
UST

Seattle → St Augustine

5h 10m avg · 2,480 miles · 2155nm · Recently active route — first recorded March 2026

25.9t 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
25.9tons
Flights
1flights
Avg CO₂/Flight
10.8tons
CO₂/nm
0.0050t CO₂/nm
Fuel Burned
1Kgallons
25.9 tons CO₂ in selected period
Route activity detected
1 flights in the last 30 days

Route Patterns

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

25.9t
Total CO₂
12.9t
Avg CO₂/flight
2
Flights
Operator Profile
Charter
100%2 flights25.9t
Owner
0%0 flights0.0t
Top Aircraft Models
Cessna Citation Longitude15.1t CO₂
1 flight · avg 15.1t/flight · 58%
Bombardier Challenger 60010.8t CO₂
1 flight · avg 10.8t/flight · 42%
📍International route·long-haul route · 2,155nm

Spikes

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

CO₂ Above Baseline

15t

Signals Detected

1

Highest Severity

High

Emissions
High
New13 Mar 2026
Single flight N832QS on 13 Mar 2026 — 15.1t CO₂, 58% of period total
Single flight: 15.1t CO₂ — 58% of period emissions

Aircraft Flying This Route

Aircraft Flying This Route
N832QSCharter·Cessna Citation Longitude
15.1t CO₂ · avg 15.1t/flight · Last seen 13 Mar 2026
N258QSCharter·Bombardier Challenger 600
10.8t CO₂ · avg 10.8t/flight · Last seen 11 Mar 2026

All Recorded Flights on This Route

2 total flights recorded

Showing most recent flights — not filtered by viewing period

Mar 13, 2026N832QSCessna Citation Longitude·15.1t CO₂5h 57m→
Mar 11, 2026N258QSBombardier Challenger 600·10.8t CO₂4h 23m→