CarbonSkyIndex
BFI
BZN

Seattle → Bozeman

1h 18m avg · 542 miles · 471nm · Recently active route — first recorded March 2026

147.5t 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
147.5tons
Flights
35flights
Avg CO₂/Flight
2.4tons
CO₂/nm
0.0051t CO₂/nm
Fuel Burned
10Kgallons
161.2 tons CO₂ in selected period
Emissions spike detected
Emissions 194% above route average on 22 Mar

Route Patterns

Emissions up 984% vs prior period — route significantly busier, driven primarily by Dassault Falcon 7X traffic

147.5t
Total CO₂
2.8t
Avg CO₂/flight
52
Flights
Operator Profile
Charter
44%7 flights21.8t
Owner
56%9 flights29.3t

Mixed charter and owner-operated activity

Charter/owner data available for 31% of flights (36 unclassified)

Top Aircraft Models
Dassault Falcon 7X34.5t CO₂
10 flights · avg 3.5t/flight · 23%
Bombardier Challenger 30025.4t CO₂
10 flights · avg 2.5t/flight · 17%
Cessna Citation Longitude16.4t CO₂
6 flights · avg 2.7t/flight · 11%
Gulfstream G28011.6t CO₂
4 flights · avg 2.9t/flight · 8%
Embraer Phenom 30010.6t CO₂
6 flights · avg 1.8t/flight · 7%
📍International route·short-haul route · 471nm

Spikes

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

CO₂ Above Baseline

16t

Signals Detected

1

Highest Severity

Medium

Emissions
Medium
New20 Mar 2026
Emissions spike on 20 Mar 2026 — 20.5t CO₂ vs route daily average of 4.7t (340% above)
20.5t CO₂ on 20 Mar 2026 — 340% above route average

Aircraft Flying This Route

Aircraft Flying This Route
N993XZCharter·Dassault Falcon 7X
17.4t CO₂ · avg 3.5t/flight · Last seen 22 Mar 2026
N888D·Dassault Falcon 7X
14.5t CO₂ · avg 3.6t/flight · Last seen 27 Mar 2026
N755PA·Gulfstream G280
11.6t CO₂ · avg 2.9t/flight · Last seen 22 Mar 2026
N443DB·Bombardier Challenger 300
5.5t CO₂ · avg 2.8t/flight · Last seen 1 Mar 2026
N774QSCharter·Bombardier Challenger 300
4.4t CO₂ · avg 2.2t/flight · Last seen 28 Mar 2026

Recent Flights

58 total flights recorded

Showing most recent flights — not filtered by viewing period

Mar 30, 2026N992MGCessna Citation X·3.7t CO₂Above avg1h 28m→
Mar 29, 2026C-FSBREmbraer Praetor 600·2.2t CO₂Below avg1h 3m→
Mar 28, 2026N774QSBombardier Challenger 300·2.4t CO₂Typical1h 7m→
Mar 27, 2026N888DDassault Falcon 7X·4.9t CO₂Above avg1h 43m→
Mar 27, 2026N781QSBombardier Challenger 300·2.1t CO₂Below avg1h 2m→
Mar 27, 2026N610FXEmbraer Legacy 500·2.3t CO₂Typical1h 8m→
Mar 26, 2026N131KSBombardier Challenger 300·3.7t CO₂Above avg1h 39m→
Mar 26, 2026N841QSCessna Citation Longitude·2.3t CO₂Typical1h 5m→
Mar 26, 2026N392FXEmbraer Phenom 300·1.6t CO₂Below avg1h 14m→
Mar 26, 2026N131KSBombardier Challenger 300·2.1t CO₂Below avg1h 2m→
Showing 10 of 58 flights