Airports / Duluth International Airport

Duluth International Airport(KDLH)

Duluth, United States

Last updated: Mar 30, 2026

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

Activity Summary

3,780.5
Tons CO2 Total
2.2
Avg CO2/Flight
1,590
Flights Total
Emissions Intensity0.00t CO₂/nm
2,412.1 tons CO2 in selected period

Airport Patterns

Emissions up 308% vs prior period — significantly busier than prior period

2,412t
Total CO₂
2.2t
Avg CO₂/flight
1,590
Flights
Operator Profile

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

Emissions
>300%
937t → 3,780t CO₂
CO₂ Intensity
22%
1.8t → 2.2t per departure
Flight Count
1126
464 → 1590 flights
New Routes
362
2,184t CO₂ combined
Dropped Routes
90
Prior period only
New Aircraft
498
498 new tail numbers
Top Destinations
Knoxville159.5t CO₂
116 flights · avg 1.4t/flight
Nice/Cote D'Azur91.1t CO₂
4 flights · avg 22.8t/flight
Nairobi64.4t CO₂
1 flight · avg 64.4t/flight
Nairobi62.2t CO₂
1 flight · avg 62.2t/flight
Teterboro58.0t CO₂
15 flights · avg 3.9t/flight

Spikes

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

CO₂ Above Baseline

384t

Signals Detected

3

Highest Severity

High

MediumJul 12, 2025 – Jul 18, 2025

Elevated activity Jul 12, 2025 – Jul 18, 2025 — 67 flights in 7 days vs baseline of 33

67 flights recorded in a 7-day window, exceeding the airport baseline of 33 flights per week by 101%.

129.4t CO₂

MediumJul 19, 2025 – Jul 25, 2025

Elevated activity Jul 19, 2025 – Jul 25, 2025 — 76 flights in 7 days vs baseline of 33

76 flights recorded in a 7-day window, exceeding the airport baseline of 33 flights per week by 128%.

190.5t CO₂

HighJul 19, 2025

Single high-emission departure 9H-VIH → HKNW on Jul 19, 2025 — 64.4t CO₂, 51% of day's total

Aircraft 9H-VIH departing to HKNW produced 64.4t CO₂, representing 51% of all airport emissions on Jul 19, 2025.

64.4t CO₂

Route Map

Top Routes by Emissions
DuluthKnoxville

KDLH to KTYS · 872 miles

Total Flights

116

Avg CO₂/Flight

1.4t

Total Emissions

159.5t CO₂

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

KDLH to LFMN · 4,490 miles

Total Flights

4

Avg CO₂/Flight

22.8t

Total Emissions

91.1t CO₂

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

KDLH to HKNW · 8,054 miles

Total Flights

1

Avg CO₂/Flight

64.4t

Total Emissions

64.4t CO₂

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

KDLH to HKJK · 8,059 miles

Total Flights

1

Avg CO₂/Flight

62.2t

Total Emissions

62.2t CO₂

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

KDLH to KTEB · 991 miles

Total Flights

15

Avg CO₂/Flight

3.9t

Total Emissions

58.0t CO₂

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

KDLH to KSJC · 1,646 miles

Total Flights

8

Avg CO₂/Flight

6.5t

Total Emissions

52.1t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
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Aircraft Using This Airport
View All Aircraft
9H-VIH·Bombardier Global 7500
64.4t CO₂ · avg 64.4t/visit · 1 visit · Last seen 19 Jul 2025
N192QS·Bombardier Global 7500
62.2t CO₂ · avg 31.1t/visit · 2 visits · Last seen 19 Dec 2025
N302LTCharter·Bombardier Challenger 300
50.5t CO₂ · avg 12.6t/visit · 4 visits · Last seen 20 Jul 2025
N1408X·Cirrus Vision Jet SF50
47.3t CO₂ · avg 0.6t/visit · 83 visits · Last seen 14 Mar 2026
N787EV·Cessna Citation CJ3
46.4t CO₂ · avg 1.5t/visit · 30 visits · Last seen 24 Mar 2026
D-CAAE·Bombardier Learjet 45
45.6t CO₂ · avg 9.1t/visit · 5 visits · Last seen 10 Feb 2026
N183QSCharter·Bombardier Global 7500
38.6t CO₂ · avg 19.3t/visit · 2 visits · Last seen 30 Jun 2025
N71Z·Gulfstream G700
35.7t CO₂ · avg 11.9t/visit · 3 visits · Last seen 31 Aug 2025
OE-LCZCharter·Gulfstream GV
35.2t CO₂ · avg 11.7t/visit · 3 visits · Last seen 4 Aug 2025
N1963N·Gulfstream GIV
35.1t CO₂ · avg 17.6t/visit · 2 visits · Last seen 19 Jun 2025
Page 1 of 57

Recent Flights

10 total flights recorded

Showing most recent flights — not filtered by viewing period