Butte Bert Mooney (BTM)

BTM / KBTM

Official · May 2026

4,202

Bert Mooney Airport handled 4,202 passengers in May 2026, down 2.7% on a year earlier, according to US Bureau of Transportation Statistics — T-100 Air Carrier Statistics.

Full count · domestic + international Flight timing & delays ↓

Passengers over time

Showing 53 months. Full series runs 1990–2026 (437 periods).

Drag across the chart to zoom into a period.

January 2022 February 2023 March 2024 April 2025 May 2026

Against 2019 -4.7% same month, before the pandemic

Series depth 36 years from 1990

The most recent periods

Open any period for the full breakdown.

24 of 24

Period	Passengers	Year on year	Source
May 2026	4,202	−2.7%	US Bureau of Transportation Statistics	Open this month →
April 2026	3,503	−3.2%	US Bureau of Transportation Statistics	Open this month →
March 2026	3,660	−0.4%	US Bureau of Transportation Statistics	Open this month →
February 2026	3,249	+3.1%	US Bureau of Transportation Statistics	Open this month →
January 2026	3,438	+13.9%	US Bureau of Transportation Statistics	Open this month →
December 2025	4,083	+24.2%	US Bureau of Transportation Statistics	Open this month →
November 2025	3,540	+40.3%	US Bureau of Transportation Statistics	Open this month →
October 2025	4,276	+72.8%	US Bureau of Transportation Statistics	Open this month →
September 2025	4,441	+74.6%	US Bureau of Transportation Statistics	Open this month →
August 2025	4,151	+42.3%	US Bureau of Transportation Statistics	Open this month →
July 2025	4,284	+41.1%	US Bureau of Transportation Statistics	Open this month →
June 2025	4,286	+59.9%	US Bureau of Transportation Statistics	Open this month →
May 2025	4,319	+43.2%	US Bureau of Transportation Statistics	Open this month →
April 2025	3,620	+70.8%	US Bureau of Transportation Statistics	Open this month →
March 2025	3,676	+33.9%	US Bureau of Transportation Statistics	Open this month →
February 2025	3,151	+44.6%	US Bureau of Transportation Statistics	Open this month →
January 2025	3,018	+32.3%	US Bureau of Transportation Statistics	Open this month →
December 2024	3,288	+10.9%	US Bureau of Transportation Statistics	Open this month →
November 2024	2,524	−21.2%	US Bureau of Transportation Statistics	Open this month →
October 2024	2,475	−13.7%	US Bureau of Transportation Statistics	Open this month →
September 2024	2,544	−0.4%	US Bureau of Transportation Statistics	Open this month →
August 2024	2,918	+6.9%	US Bureau of Transportation Statistics
July 2024	3,036	−8.0%	US Bureau of Transportation Statistics
June 2024	2,680	−10.7%	US Bureau of Transportation Statistics

Also tracked here: aircraft movements (through May 2026).

Flight timing & delays

Historical departures, grouped by the scheduled local time at the departure airport. These are recorded outcomes, not a forecast for your flight.

US domestic sectors recorded by BTS

Source: BTS · US Department of Transportation · 2024-09-01 → 2026-06-30

Lowest average delay18:00–19:00-2.3min · 556 recorded · 552 measured

Gap to highest-delay hour14.1min18:00 ↔ 10:00

Recorded flights1,298Bert Mooney Airport

Departure hour

On-time departures

Hover, tap or focus a point to see its value, sample and source.

Average departure delay

Hover, tap or focus a point to see its value, sample and source.

Recorded flights

Hover, tap or focus a point to see its value, sample and source.

View the figures

Departure hour	On-time departures	Average departure delay	With departure time	Recorded flights
00:00	No observations	—	—	—
01:00	No observations	—	—	—
02:00	No observations	—	—	—
03:00	No observations	—	—	—
04:00	No observations	—	—	—
05:00	No observations	—	—	—
06:00	No observations	—	—	—
07:00	No observations	—	—	—
08:00	No observations	—	—	—
09:00	Fewer than 200 measured departures	—	194	194
10:00	82.1%	11.8 min	346	349
11:00	Fewer than 200 measured departures	—	118	118
12:00	No observations	—	—	—
13:00	Fewer than 200 measured departures	—	1	1
14:00	No observations	—	—	—
15:00	Fewer than 200 measured departures	—	34	34
16:00	No observations	—	—	—
17:00	Fewer than 200 measured departures	—	46	46
18:00	96.0%	-2.3 min	552	556
19:00	No observations	—	—	—
20:00	No observations	—	—	—
21:00	No observations	—	—	—
22:00	No observations	—	—	—
23:00	No observations	—	—	—

Day of week

Recorded flights

Hover, tap or focus a point to see its value, sample and source.

No bucket in this view has 200 measured departures yet. Flight counts are shown; on-time and delay charts become available when the sample is large enough.

View the figures

Day of week	On-time departures	Average departure delay	With departure time	Recorded flights
Monday	Fewer than 200 measured departures	—	191	192
Tuesday	Fewer than 200 measured departures	—	178	179
Wednesday	Fewer than 200 measured departures	—	186	187
Thursday	Fewer than 200 measured departures	—	185	186
Friday	Fewer than 200 measured departures	—	188	189
Saturday	Fewer than 200 measured departures	—	172	173
Sunday	Fewer than 200 measured departures	—	191	192

Month of year

Months combine the same calendar month across the years shown; this is a seasonal pattern, not a monthly time series.

Recorded flights

Hover, tap or focus a point to see its value, sample and source.

No bucket in this view has 200 measured departures yet. Flight counts are shown; on-time and delay charts become available when the sample is large enough.

View the figures

Month of year	On-time departures	Average departure delay	With departure time	Recorded flights
Jan	Fewer than 200 measured departures	—	117	118
Feb	Fewer than 200 measured departures	—	106	108
Mar	Fewer than 200 measured departures	—	118	119
Apr	Fewer than 200 measured departures	—	114	116
May	Fewer than 200 measured departures	—	123	123
Jun	Fewer than 200 measured departures	—	120	120
Jul	Fewer than 200 measured departures	—	62	62
Aug	Fewer than 200 measured departures	—	62	62
Sep	Fewer than 200 measured departures	—	118	118
Oct	Fewer than 200 measured departures	—	119	119
Nov	Fewer than 200 measured departures	—	114	115
Dec	Fewer than 200 measured departures	—	118	118

Delay and on-time rates need at least 200 measured departures per bucket. Smaller samples remain visible in the flight-count chart. An empty slot means no observations, not zero flights.

Recorded outcomes

On time 90.2% 1,171
Delayed >15 min 9.2% 120
Cancelled 0.5% 7
Missing departure time 0.0% 0

All recorded flights with a known scheduled local time, counted once. Missing actual times are shown separately.

On time means departing no more than 15 minutes after schedule. Cancelled flights and flights missing departure times are excluded from punctuality and average delay.

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