SAT
BRO
San Antonio → Brownsville
1h 37m avg · 259 miles · 225nm · Recently active route — first recorded March 2026
11.1t CO₂ · Last 30 DaysTypical
Last updated March 31st 2026 at 9:35 AM UTC
Pro
Soon
Viewing period:
Compared to: preceding 30 days · 31 Jan 2026 – 2 Mar 20262 Mar 2026 – 1 Apr 2026·vs 31 Jan 2026 – 2 Mar 2026
Route Impact Summary
Total CO₂
11.1tons
Flights
6flights
Avg CO₂/Flight
2.3tons
CO₂/nm
0.0102t CO₂/nm
Fuel Burned
2Kgallons
11.6 tons CO₂ in selected period
Emissions spike detected
Emissions 314% above route average on 6 Mar
Route Patterns
Embraer Phenom 300 dominates this route — 86% of all emissions in the selected period
11.1t
Total CO₂
2.2t
Avg CO₂/flight
5
Flights
Operator Profile
Charter
75%3 flights11.1t
Owner
25%1 flight0.0t
Charter/owner data available for 80% of flights (1 unclassified)
Top Aircraft Models
Embraer Phenom 30010.1t CO₂
2 flights · avg 5.1t/flight · 91%
Cessna Citation III/VI/VII1.0t CO₂
1 flight · avg 1.0t/flight · 9%
Cessna CitationJet0.0t CO₂
1 flight · avg 0.0t/flight · 0%
Beechcraft BeechJet 4000.0t CO₂
1 flight · avg 0.0t/flight · 0%
📍International route·short-haul route · 225nm
Spikes
Significant deviations from this route's baseline in the selected period.
CO₂ Above Baseline
21t
Signals Detected
3
Highest Severity
High
Emissions
HighNew6 Mar – 12 Mar 2026
Emissions spike on 6 Mar – 12 Mar 2026 — 11.1t CO₂ vs route average of 3.3t
11.1t CO₂ in 6 days — 3.4× route baseline
Emissions
HighNew6 Mar 2026
Single flight N457QS on 6 Mar 2026 — 9.6t CO₂, 86% of period total
Single flight: 9.6t CO₂ — 86% of period emissions
Activity
MediumHistorical7 Mar – 24 Mar 2026
17-day gap in route activity ending 24 Mar 2026 — resumed with N85SC
Emissions data unavailable for resumption flight
Aircraft Flying This Route
Aircraft Flying This Route
9.6t CO₂ · avg 9.6t/flight · Last seen 6 Mar 2026
1.0t CO₂ · avg 1.0t/flight · Last seen 7 Mar 2026
0.6t CO₂ · avg 0.6t/flight · Last seen 7 Mar 2026
0.4t CO₂ · avg 0.4t/flight · Last seen 2 Mar 2026