BFI
ANC

SeattleAnchorage

3h 7m avg · 1,441 miles · 1252nm · Recently active route — first recorded March 2026

313.1t CO₂ · Last 30 DaysTypical

Last updated April 1st 2026 at 1:03 PM 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
313.1tons
Flights
30flights
Avg CO₂/Flight
6.4tons
CO₂/nm
0.0051t CO₂/nm
Fuel Burned
21Kgallons
330.2 tons CO₂ in selected period
Emissions spike detected
Emissions 88% above route average on 10 Mar

Route Patterns

Emissions up 1740% vs prior period — route significantly busier, driven primarily by Bombardier Learjet 45 traffic

313.1t
Total CO₂
5.9t
Avg CO₂/flight
53
Flights
Operator Profile
Charter
78%25 flights137.1t
Owner
22%7 flights37.0t

Charter/owner data available for 60% of flights (21 unclassified)

Top Aircraft Models
Bombardier Learjet 45153.2t CO₂
30 flights · avg 5.1t/flight · 49%
Cessna Citation CJ350.1t CO₂
9 flights · avg 5.6t/flight · 16%
Gulfstream GIV38.2t CO₂
3 flights · avg 12.7t/flight · 12%
Bombardier Challenger 60015.3t CO₂
2 flights · avg 7.6t/flight · 5%
Bombardier Challenger 30014.1t CO₂
2 flights · avg 7.0t/flight · 4%
📍International route·medium-haul route · 1,252nm

Spikes

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

CO₂ Above Baseline

13t

Signals Detected

1

Highest Severity

Medium

Emissions
Medium
New3 Mar 2026
Emissions spike on 3 Mar 2026 — 23.9t CO₂ vs route daily average of 10.4t (129% above)
23.9t CO₂ on 3 Mar 2026 — 129% above route average

Aircraft Flying This Route

Aircraft Flying This Route
N557LMCharter·Bombardier Learjet 45
76.5t CO₂ · avg 5.5t/flight · Last seen 31 Mar 2026
N559LM·Bombardier Learjet 45
37.0t CO₂ · avg 5.3t/flight · Last seen 30 Mar 2026
N233TJCharter·Cessna Citation CJ3
28.4t CO₂ · avg 5.7t/flight · Last seen 11 Mar 2026
N174AACharter·Cessna Citation CJ3
21.7t CO₂ · avg 5.4t/flight · Last seen 11 Mar 2026
N145XLCharter·Bombardier Learjet 45
21.0t CO₂ · avg 5.2t/flight · Last seen 14 Mar 2026

Recent Flights

56 total flights recorded

Showing most recent flights — not filtered by viewing period

Mar 31, 2026N477FXGulfstream GIV·12.9t CO₂Above avg3h 4m
Mar 31, 2026N557LMBombardier Learjet 45·5.2t CO₂Typical2h 58m
Mar 30, 2026N253ALBombardier Learjet 45·1.7t CO₂Below avg1h 10m
Mar 30, 2026N559LMBombardier Learjet 45·5.3t CO₂Typical3h 3m
Mar 30, 2026N604WABombardier Challenger 600·7.7t CO₂Above avg3h 10m
Mar 29, 2026N559LMBombardier Learjet 45·5.4t CO₂Typical3h 6m
Mar 28, 2026N559LMBombardier Learjet 45·4.9t CO₂Typical2h 50m
Mar 28, 2026N559LMBombardier Learjet 45·5.4t CO₂Typical3h 6m
Mar 28, 2026N254ALBombardier Learjet 45·5.1t CO₂Typical2h 56m
Mar 28, 2026N559LMBombardier Learjet 45·5.1t CO₂Typical2h 56m
Showing 10 of 56 flights