IAD
ALN
Washington → Alton/St Louis
1h 43m avg · 677 miles · 588nm · Recently active route — first recorded March 2026
8.0t CO₂ · Last 30 DaysTypical
Last updated March 31st 2026 at 9:35 AM UTC
Pro
Soon
Viewing period:
Compared to: preceding 30 days · 30 Jan 2026 – 1 Mar 20261 Mar 2026 – 31 Mar 2026·vs 30 Jan 2026 – 1 Mar 2026
Route Impact Summary
Total CO₂
8.0tons
Flights
2flights
Avg CO₂/Flight
2.8tons
CO₂/nm
0.0048t CO₂/nm
Fuel Burned
667gallons
8.0 tons CO₂ in selected period
Route activity detected
2 flights in the last 30 days
Route Patterns
Cessna Citation XLS dominates this route — 68% of all emissions in the selected period
8.0t
Total CO₂
2.7t
Avg CO₂/flight
3
Flights
Operator Profile
Charter
33%1 flight2.6t
Owner
67%2 flights5.4t
Top Aircraft Models
Cessna Citation XLS5.4t CO₂
2 flights · avg 2.7t/flight · 68%
Embraer Phenom 3002.6t CO₂
1 flight · avg 2.6t/flight · 32%
📍International route·medium-haul route · 588nm
Spikes
Significant deviations from this route's baseline in the selected period.
CO₂ Above Baseline
5t
Signals Detected
2
Highest Severity
Medium
Emissions
MediumNew10 Mar 2026
Emissions spike on 10 Mar 2026 — 2.6t CO₂ vs route daily average of 0.4t (574% above)
2.6t CO₂ on 10 Mar 2026 — 574% above route average
Emissions
MediumNew25 Mar 2026
Single flight N398PF on 25 Mar 2026 — 3.0t CO₂, 37% of period total
Single flight: 3.0t CO₂ — 37% of period emissions
Aircraft Flying This Route
All Recorded Flights on This Route
3 total flights recordedShowing most recent flights — not filtered by viewing period