Airports / Kona International Airport

Kona International Airport(PHKO)

Kailua-Kona, 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· Emissions decreasing vs prior period

Activity Summary

11,963.3
Tons CO2 Total
13.7
Avg CO2/Flight
854
Flights Total
Emissions Intensity0.01t CO₂/nm
5,943.7 tons CO2 in selected period

Airport Patterns

Activity broadly consistent with prior period — averaging 71 flights/month

5,944t
Total CO₂
13.7t
Avg CO₂/flight
854
Flights
Operator Profile

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

Emissions
23%
15,575t → 11,963t CO₂
CO₂ Intensity
6%
12.9t → 13.7t per departure
Flight Count
299
1153 → 854 flights
New Routes
62
1,617t CO₂ combined
Dropped Routes
96
Prior period only
New Aircraft
219
219 new tail numbers
Top Destinations
San Jose773.4t CO₂
38 flights · avg 20.4t/flight
Van Nuys483.6t CO₂
30 flights · avg 16.1t/flight
Seattle333.8t CO₂
19 flights · avg 17.6t/flight
San Francisco301.3t CO₂
23 flights · avg 13.1t/flight
Santa Ana262.4t CO₂
16 flights · avg 16.4t/flight

Spikes

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

CO₂ Above Baseline

1,926t

Signals Detected

5

Highest Severity

Medium

MediumMay 16, 2025 – May 22, 2025

Elevated activity May 16, 2025 – May 22, 2025 — 38 flights in 7 days vs baseline of 18

38 flights recorded in a 7-day window, exceeding the airport baseline of 18 flights per week by 112%.

628.7t CO₂

MediumMay 23, 2025 – May 29, 2025

Elevated activity May 23, 2025 – May 29, 2025 — 45 flights in 7 days vs baseline of 18

45 flights recorded in a 7-day window, exceeding the airport baseline of 18 flights per week by 151%.

609.4t CO₂

MediumMay 30, 2025 – Jun 5, 2025

Elevated activity May 30, 2025 – Jun 5, 2025 — 39 flights in 7 days vs baseline of 18

39 flights recorded in a 7-day window, exceeding the airport baseline of 18 flights per week by 118%.

588.5t CO₂

MediumJun 23, 2025

Single high-emission departure N482FX → KWYS on Jun 23, 2025 — 99.3t CO₂, 47% of day's total

Aircraft N482FX departing to KWYS produced 99.3t CO₂, representing 47% of all airport emissions on Jun 23, 2025.

99.3t CO₂

LowAug 30, 2025 – Sep 22, 2025

24-day gap in recorded activity ending Sep 22, 2025

Airport had 24 consecutive days with zero recorded flights before activity resumed on Sep 22, 2025.

Route Map

Top Routes by Emissions
Kailua-KonaSan Jose

PHKO to KSJC · 2,382 miles

Total Flights

38

Avg CO₂/Flight

20.4t

Total Emissions

773.4t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Kailua-KonaVan Nuys

PHKO to KVNY · 2,501 miles

Total Flights

30

Avg CO₂/Flight

16.1t

Total Emissions

483.6t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Kailua-KonaSeattle

PHKO to KBFI · 2,692 miles

Total Flights

19

Avg CO₂/Flight

17.6t

Total Emissions

333.8t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Kailua-KonaSan Francisco

PHKO to KSFO · 2,366 miles

Total Flights

23

Avg CO₂/Flight

13.1t

Total Emissions

301.3t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Kailua-KonaSanta Ana

PHKO to KSNA · 2,528 miles

Total Flights

16

Avg CO₂/Flight

16.4t

Total Emissions

262.4t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Kailua-KonaLas Vegas

PHKO to KLAS · 2,715 miles

Total Flights

10

Avg CO₂/Flight

18.3t

Total Emissions

183.5t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
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Aircraft Using This Airport
View All Aircraft
N7508Charter·Bombardier Global 7500
128.7t CO₂ · avg 25.7t/visit · 5 visits · Last seen 6 Jul 2025
N482FXCharter·Gulfstream GIV
99.3t CO₂ · avg 99.3t/visit · 1 visit · Last seen 23 Jun 2025
N710MVCharter·Gulfstream GIV
86.0t CO₂ · avg 43.0t/visit · 2 visits · Last seen 13 Oct 2025
N707VVCharter·Gulfstream GIV
74.2t CO₂ · avg 14.8t/visit · 5 visits · Last seen 22 Mar 2026
N1CV·Gulfstream G650
71.2t CO₂ · avg 35.6t/visit · 2 visits · Last seen 22 Mar 2026
N10AM·Cessna Citation X
69.6t CO₂ · avg 11.6t/visit · 6 visits · Last seen 16 Feb 2026
N416WM·Gulfstream GII
68.9t CO₂ · avg 9.8t/visit · 7 visits · Last seen 18 Oct 2025
N507FXCharter·Bombardier Challenger 350
66.6t CO₂ · avg 33.3t/visit · 2 visits · Last seen 20 Jul 2025
N605RH·Gulfstream G600
66.4t CO₂ · avg 22.1t/visit · 3 visits · Last seen 26 May 2025
N319FSCharter·Gulfstream GV
64.3t CO₂ · avg 21.4t/visit · 3 visits · Last seen 6 Jun 2025
Page 1 of 40

Recent Flights

10 total flights recorded

Showing most recent flights — not filtered by viewing period