CarbonSkyIndex
MDW
MRK

Chicago → Marco Island

2h 8m avg · 1,144 miles · 994nm · Recently active route — first recorded March 2026

8.9t 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 · 31 Jan 2026 – 2 Mar 2026
2 Mar 2026 – 1 Apr 2026·vs 31 Jan 2026 – 2 Mar 2026
Route Impact Summary
Total CO₂
8.9tons
Flights
1flights
Avg CO₂/Flight
5.0tons
CO₂/nm
0.0050t CO₂/nm
Fuel Burned
583gallons
8.9 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

8.9t
Total CO₂
4.4t
Avg CO₂/flight
2
Flights
Operator Profile
Charter
100%2 flights8.9t
Owner
0%0 flights0.0t
Top Aircraft Models
Cessna Citation Excel5.0t CO₂
1 flight · avg 5.0t/flight · 56%
Cessna Citation Longitude3.9t CO₂
1 flight · avg 3.9t/flight · 44%
📍International route·medium-haul route · 994nm

Spikes

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

CO₂ Above Baseline

8t

Signals Detected

2

Highest Severity

High

Emissions
High
New16 Mar 2026
Emissions spike on 16 Mar 2026 — 3.9t CO₂ vs route daily average of 0.5t (678% above)
3.9t CO₂ on 16 Mar 2026 — 678% above route average
Emissions
High
New27 Mar 2026
Single flight N334PM on 27 Mar 2026 — 5.0t CO₂, 56% of period total
Single flight: 5.0t CO₂ — 56% of period emissions

Aircraft Flying This Route

Aircraft Flying This Route
N334PMCharter·Cessna Citation Excel
5.0t CO₂ · avg 5.0t/flight · Last seen 27 Mar 2026
N841QSCharter·Cessna Citation Longitude
3.9t CO₂ · avg 3.9t/flight · Last seen 16 Mar 2026

All Recorded Flights on This Route

2 total flights recorded

Showing most recent flights — not filtered by viewing period

Mar 27, 2026N334PMCessna Citation Excel·5.0t CO₂2h 36m→
Mar 16, 2026N841QSCessna Citation Longitude·3.9t CO₂1h 40m→