Airports / Sion Airport

Sion Airport(LSGS)

Sion, Switzerland

Last updated: Mar 28, 2026

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Viewing period:
Compared to: preceding 12 months · Apr 2024 – Apr 2025
Apr 2025 – Mar 2026·vs Apr 2024 – Apr 2025

Activity Summary

196.8
Tons CO2 Total
1.5
Avg CO2/Flight
129
Flights Total
Emissions Intensity0.00t CO₂/nm
101.6 tons CO2 in selected period

Airport Patterns

Emissions up 2732% vs prior period — significantly busier than prior period

102t
Total CO₂
1.5t
Avg CO₂/flight
129
Flights
Operator Profile

Charter/owner classification not available for this airport's flights

Emissions
>300%
12t → 197t CO₂
CO₂ Intensity
111%
0.7t → 1.5t per departure
Flight Count
Prior data incomplete
New Routes
76
171t CO₂ combined
Dropped Routes
3
Prior period only
New Aircraft
69
69 new tail numbers
Top Destinations
Amsterdam10.8t CO₂
5 flights · avg 2.2t/flight
Paris8.4t CO₂
7 flights · avg 1.2t/flight
6 flights · avg 1.2t/flight
Lisbon7.1t CO₂
1 flight · avg 7.1t/flight
Newcastle6.9t CO₂
2 flights · avg 3.5t/flight

Spikes

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

CO₂ Above Baseline

82t

Signals Detected

5

Highest Severity

High

HighFeb 8, 2026 – Feb 14, 2026

Elevated activity Feb 8, 2026 – Feb 14, 2026 — 10 flights in 7 days vs baseline of 3

10 flights recorded in a 7-day window, exceeding the airport baseline of 3 flights per week by 283%.

16.9t CO₂

HighFeb 15, 2026 – Feb 21, 2026

Elevated activity Feb 15, 2026 – Feb 21, 2026 — 26 flights in 7 days vs baseline of 3

26 flights recorded in a 7-day window, exceeding the airport baseline of 3 flights per week by 896%.

44.7t CO₂

MediumAug 23, 2025 – Aug 29, 2025

Elevated activity Aug 23, 2025 – Aug 29, 2025 — 6 flights in 7 days vs baseline of 3

6 flights recorded in a 7-day window, exceeding the airport baseline of 3 flights per week by 130%.

13.0t CO₂

HighFeb 26, 2026

Single high-emission departure CS-CHJ → LPPT on Feb 26, 2026 — 7.1t CO₂, 100% of day's total

Aircraft CS-CHJ departing to LPPT produced 7.1t CO₂, representing 100% of all airport emissions on Feb 26, 2026.

7.1t CO₂

LowApr 16, 2025 – May 9, 2025

23-day gap in recorded activity ending May 9, 2025

Airport had 23 consecutive days with zero recorded flights before activity resumed on May 9, 2025.

Route Map

Top Routes by Emissions
SionAmsterdam

LSGS to EHAM · 436 miles

Total Flights

5

Avg CO₂/Flight

2.2t

Total Emissions

10.8t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
SionParis

LSGS to LFPB · 297 miles

Total Flights

7

Avg CO₂/Flight

1.2t

Total Emissions

8.4t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
SionNice/Cote D'Azur

LSGS to LFMN · 177 miles

Total Flights

6

Avg CO₂/Flight

1.2t

Total Emissions

7.4t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
SionLisbon

LSGS to LPPT · 980 miles

Total Flights

1

Avg CO₂/Flight

7.1t

Total Emissions

7.1t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
SionNewcastle

LSGS to EGNT · 725 miles

Total Flights

2

Avg CO₂/Flight

3.5t

Total Emissions

6.9t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
SionLondon

LSGS to EGWU · 509 miles

Total Flights

1

Avg CO₂/Flight

4.4t

Total Emissions

4.4t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
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Aircraft Using This Airport
View All Aircraft
CS-CHJ·Bombardier Challenger 350
10.4t CO₂ · avg 2.6t/visit · 4 visits · Last seen 26 Feb 2026
OH-TFD·Embraer Phenom 300
5.8t CO₂ · avg 2.9t/visit · 2 visits · Last seen 23 Feb 2026
D-IWPSCharter·Cessna Citation CJ2
5.2t CO₂ · avg 0.5t/visit · 10 visits · Last seen 28 Mar 2026
9H-VCECharter·Bombardier Challenger 350
4.5t CO₂ · avg 4.5t/visit · 1 visit · Last seen 19 Dec 2025
9H-NEAHCharter·Dassault Falcon 7X
4.4t CO₂ · avg 2.2t/visit · 2 visits · Last seen 22 Feb 2026
HB-JTH·Dassault Falcon 8X
4.0t CO₂ · avg 1.3t/visit · 3 visits · Last seen 4 Mar 2026
OH-ACXCharter·Cessna Citation CJ4
3.6t CO₂ · avg 3.6t/visit · 1 visit · Last seen 28 Feb 2026
CS-LTA·Cessna Citation Latitude
3.4t CO₂ · avg 1.7t/visit · 2 visits · Last seen 15 Feb 2026
CS-PHJ·Embraer Phenom 300
3.4t CO₂ · avg 1.7t/visit · 2 visits · Last seen 14 Dec 2025
EC-MRRCharter·Dassault Falcon 2000
3.3t CO₂ · avg 1.6t/visit · 2 visits · Last seen 15 Mar 2026
Page 1 of 8

Recent Flights

10 total flights recorded

Showing most recent flights — not filtered by viewing period