Bozeman Yellowstone (BZN)

BZN / KBZN

Official · May 2026

220,660

Bozeman Yellowstone International Airport handled 220,660 passengers in May 2026, up 13.8% 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).

Against 2019 +97.7% 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
PeriodPassengers Year on yearSource
May 2026 220,660 +13.8% US Bureau of Transportation Statistics Open this month →
April 2026 161,577 +8.9% US Bureau of Transportation Statistics Open this month →
March 2026 248,582 +6.1% US Bureau of Transportation Statistics Open this month →
February 2026 211,979 +9.7% US Bureau of Transportation Statistics Open this month →
January 2026 205,885 +9.5% US Bureau of Transportation Statistics Open this month →
December 2025 213,452 +5.8% US Bureau of Transportation Statistics Open this month →
November 2025 147,132 +6.6% US Bureau of Transportation Statistics Open this month →
October 2025 211,629 +11.4% US Bureau of Transportation Statistics Open this month →
September 2025 272,961 +9.2% US Bureau of Transportation Statistics Open this month →
August 2025 345,445 +9.8% US Bureau of Transportation Statistics Open this month →
July 2025 357,620 +10.8% US Bureau of Transportation Statistics Open this month →
June 2025 308,245 +7.9% US Bureau of Transportation Statistics Open this month →
May 2025 193,941 +1.9% US Bureau of Transportation Statistics Open this month →
April 2025 148,424 −0.1% US Bureau of Transportation Statistics Open this month →
March 2025 234,348 +3.2% US Bureau of Transportation Statistics Open this month →
February 2025 193,192 +0.3% US Bureau of Transportation Statistics Open this month →
January 2025 188,052 +2.3% US Bureau of Transportation Statistics Open this month →
December 2024 201,662 +8.7% US Bureau of Transportation Statistics Open this month →
November 2024 138,047 −2.9% US Bureau of Transportation Statistics Open this month →
October 2024 189,945 +2.1% US Bureau of Transportation Statistics Open this month →
September 2024 250,024 +6.5% US Bureau of Transportation Statistics Open this month →
August 2024 314,566 +11.7% US Bureau of Transportation Statistics
July 2024 322,862 +12.7% US Bureau of Transportation Statistics
June 2024 285,657 +14.9% US Bureau of Transportation Statistics

Also tracked here: aircraft movements (through May 2026), tonnes of cargo (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 delay08:00–09:001.3min · 431 recorded · 428 measured
Gap to highest-delay hour20.1min08:00 ↔ 13:00
Recorded flights19,642Bozeman Yellowstone International Airport

Departure hour

On-time departures
00:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 01:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 02:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 03:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 04:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 05:00 · 93.6% · 1,218 recorded · 1,217 measured · Source: BTS · US Department of Transportation 06:00 · 94.2% · 1,238 recorded · 1,231 measured · Source: BTS · US Department of Transportation 07:00 · 92.7% · 1,606 recorded · 1,597 measured · Source: BTS · US Department of Transportation 08:00 · 92.5% · 431 recorded · 428 measured · Source: BTS · US Department of Transportation 09:00 · Fewer than 200 measured departures · 146 recorded · 146 measured · Source: BTS · US Department of Transportation 10:00 · 84.6% · 1,376 recorded · 1,368 measured · Source: BTS · US Department of Transportation 11:00 · 81.7% · 1,701 recorded · 1,686 measured · Source: BTS · US Department of Transportation 12:00 · 79.7% · 1,682 recorded · 1,668 measured · Source: BTS · US Department of Transportation 13:00 · 77.7% · 2,256 recorded · 2,246 measured · Source: BTS · US Department of Transportation 14:00 · 75.2% · 2,423 recorded · 2,398 measured · Source: BTS · US Department of Transportation 15:00 · 78.7% · 2,015 recorded · 1,997 measured · Source: BTS · US Department of Transportation 16:00 · 73.5% · 1,808 recorded · 1,798 measured · Source: BTS · US Department of Transportation 17:00 · 69.9% · 640 recorded · 632 measured · Source: BTS · US Department of Transportation 18:00 · 81.8% · 659 recorded · 654 measured · Source: BTS · US Department of Transportation 19:00 · 70.0% · 383 recorded · 380 measured · Source: BTS · US Department of Transportation 20:00 · Fewer than 200 measured departures · 44 recorded · 44 measured · Source: BTS · US Department of Transportation 21:00 · Fewer than 200 measured departures · 4 recorded · 4 measured · Source: BTS · US Department of Transportation 22:00 · Fewer than 200 measured departures · 12 recorded · 12 measured · Source: BTS · US Department of Transportation 23:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation

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Average departure delay
00:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 01:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 02:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 03:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 04:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 05:00 · 1.5 min · 1,218 recorded · 1,217 measured · Source: BTS · US Department of Transportation 06:00 · 2.2 min · 1,238 recorded · 1,231 measured · Source: BTS · US Department of Transportation 07:00 · 2.0 min · 1,606 recorded · 1,597 measured · Source: BTS · US Department of Transportation 08:00 · 1.3 min · 431 recorded · 428 measured · Source: BTS · US Department of Transportation 09:00 · Fewer than 200 measured departures · 146 recorded · 146 measured · Source: BTS · US Department of Transportation 10:00 · 5.9 min · 1,376 recorded · 1,368 measured · Source: BTS · US Department of Transportation 11:00 · 12.4 min · 1,701 recorded · 1,686 measured · Source: BTS · US Department of Transportation 12:00 · 13.3 min · 1,682 recorded · 1,668 measured · Source: BTS · US Department of Transportation 13:00 · 21.4 min · 2,256 recorded · 2,246 measured · Source: BTS · US Department of Transportation 14:00 · 17.7 min · 2,423 recorded · 2,398 measured · Source: BTS · US Department of Transportation 15:00 · 16.2 min · 2,015 recorded · 1,997 measured · Source: BTS · US Department of Transportation 16:00 · 18.7 min · 1,808 recorded · 1,798 measured · Source: BTS · US Department of Transportation 17:00 · 17.7 min · 640 recorded · 632 measured · Source: BTS · US Department of Transportation 18:00 · 8.5 min · 659 recorded · 654 measured · Source: BTS · US Department of Transportation 19:00 · 16.4 min · 383 recorded · 380 measured · Source: BTS · US Department of Transportation 20:00 · Fewer than 200 measured departures · 44 recorded · 44 measured · Source: BTS · US Department of Transportation 21:00 · Fewer than 200 measured departures · 4 recorded · 4 measured · Source: BTS · US Department of Transportation 22:00 · Fewer than 200 measured departures · 12 recorded · 12 measured · Source: BTS · US Department of Transportation 23:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation

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Recorded flights
00:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 01:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 02:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 03:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 04:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 05:00 · 1,218 · 1,218 recorded · 1,217 measured · Source: BTS · US Department of Transportation 06:00 · 1,238 · 1,238 recorded · 1,231 measured · Source: BTS · US Department of Transportation 07:00 · 1,606 · 1,606 recorded · 1,597 measured · Source: BTS · US Department of Transportation 08:00 · 431 · 431 recorded · 428 measured · Source: BTS · US Department of Transportation 09:00 · 146 · 146 recorded · 146 measured · Source: BTS · US Department of Transportation 10:00 · 1,376 · 1,376 recorded · 1,368 measured · Source: BTS · US Department of Transportation 11:00 · 1,701 · 1,701 recorded · 1,686 measured · Source: BTS · US Department of Transportation 12:00 · 1,682 · 1,682 recorded · 1,668 measured · Source: BTS · US Department of Transportation 13:00 · 2,256 · 2,256 recorded · 2,246 measured · Source: BTS · US Department of Transportation 14:00 · 2,423 · 2,423 recorded · 2,398 measured · Source: BTS · US Department of Transportation 15:00 · 2,015 · 2,015 recorded · 1,997 measured · Source: BTS · US Department of Transportation 16:00 · 1,808 · 1,808 recorded · 1,798 measured · Source: BTS · US Department of Transportation 17:00 · 640 · 640 recorded · 632 measured · Source: BTS · US Department of Transportation 18:00 · 659 · 659 recorded · 654 measured · Source: BTS · US Department of Transportation 19:00 · 383 · 383 recorded · 380 measured · Source: BTS · US Department of Transportation 20:00 · 44 · 44 recorded · 44 measured · Source: BTS · US Department of Transportation 21:00 · 4 · 4 recorded · 4 measured · Source: BTS · US Department of Transportation 22:00 · 12 · 12 recorded · 12 measured · Source: BTS · US Department of Transportation 23:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation

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View the figures
Departure hourOn-time departuresAverage departure delayWith departure timeRecorded flights
00:00No observations
01:00No observations
02:00No observations
03:00No observations
04:00No observations
05:0093.6%1.5 min1,2171,218
06:0094.2%2.2 min1,2311,238
07:0092.7%2.0 min1,5971,606
08:0092.5%1.3 min428431
09:00Fewer than 200 measured departures146146
10:0084.6%5.9 min1,3681,376
11:0081.7%12.4 min1,6861,701
12:0079.7%13.3 min1,6681,682
13:0077.7%21.4 min2,2462,256
14:0075.2%17.7 min2,3982,423
15:0078.7%16.2 min1,9972,015
16:0073.5%18.7 min1,7981,808
17:0069.9%17.7 min632640
18:0081.8%8.5 min654659
19:0070.0%16.4 min380383
20:00Fewer than 200 measured departures4444
21:00Fewer than 200 measured departures44
22:00Fewer than 200 measured departures1212
23:00No observations

Day of week

On-time departures
Monday · 83.2% · 2,862 recorded · 2,842 measured · Source: BTS · US Department of Transportation Tuesday · 84.8% · 2,532 recorded · 2,520 measured · Source: BTS · US Department of Transportation Wednesday · 84.5% · 2,548 recorded · 2,538 measured · Source: BTS · US Department of Transportation Thursday · 81.1% · 2,738 recorded · 2,710 measured · Source: BTS · US Department of Transportation Friday · 80.5% · 2,840 recorded · 2,819 measured · Source: BTS · US Department of Transportation Saturday · 78.9% · 3,060 recorded · 3,038 measured · Source: BTS · US Department of Transportation Sunday · 78.6% · 3,062 recorded · 3,039 measured · Source: BTS · US Department of Transportation

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Average departure delay
Monday · 9.2 min · 2,862 recorded · 2,842 measured · Source: BTS · US Department of Transportation Tuesday · 6.7 min · 2,532 recorded · 2,520 measured · Source: BTS · US Department of Transportation Wednesday · 11.2 min · 2,548 recorded · 2,538 measured · Source: BTS · US Department of Transportation Thursday · 14.0 min · 2,738 recorded · 2,710 measured · Source: BTS · US Department of Transportation Friday · 14.3 min · 2,840 recorded · 2,819 measured · Source: BTS · US Department of Transportation Saturday · 15.7 min · 3,060 recorded · 3,038 measured · Source: BTS · US Department of Transportation Sunday · 14.2 min · 3,062 recorded · 3,039 measured · Source: BTS · US Department of Transportation

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Recorded flights
Monday · 2,862 · 2,862 recorded · 2,842 measured · Source: BTS · US Department of Transportation Tuesday · 2,532 · 2,532 recorded · 2,520 measured · Source: BTS · US Department of Transportation Wednesday · 2,548 · 2,548 recorded · 2,538 measured · Source: BTS · US Department of Transportation Thursday · 2,738 · 2,738 recorded · 2,710 measured · Source: BTS · US Department of Transportation Friday · 2,840 · 2,840 recorded · 2,819 measured · Source: BTS · US Department of Transportation Saturday · 3,060 · 3,060 recorded · 3,038 measured · Source: BTS · US Department of Transportation Sunday · 3,062 · 3,062 recorded · 3,039 measured · Source: BTS · US Department of Transportation

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View the figures
Day of weekOn-time departuresAverage departure delayWith departure timeRecorded flights
Monday83.2%9.2 min2,8422,862
Tuesday84.8%6.7 min2,5202,532
Wednesday84.5%11.2 min2,5382,548
Thursday81.1%14.0 min2,7102,738
Friday80.5%14.3 min2,8192,840
Saturday78.9%15.7 min3,0383,060
Sunday78.6%14.2 min3,0393,062

Month of year

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

On-time departures
Jan · 81.1% · 1,671 recorded · 1,647 measured · Source: BTS · US Department of Transportation Feb · 78.3% · 1,600 recorded · 1,588 measured · Source: BTS · US Department of Transportation Mar · 80.4% · 1,948 recorded · 1,933 measured · Source: BTS · US Department of Transportation Apr · 84.6% · 1,285 recorded · 1,277 measured · Source: BTS · US Department of Transportation May · 82.7% · 1,569 recorded · 1,556 measured · Source: BTS · US Department of Transportation Jun · 76.8% · 2,387 recorded · 2,377 measured · Source: BTS · US Department of Transportation Jul · 74.5% · 1,330 recorded · 1,319 measured · Source: BTS · US Department of Transportation Aug · 78.9% · 1,300 recorded · 1,294 measured · Source: BTS · US Department of Transportation Sep · 87.6% · 1,983 recorded · 1,980 measured · Source: BTS · US Department of Transportation Oct · 88.8% · 1,590 recorded · 1,586 measured · Source: BTS · US Department of Transportation Nov · 86.6% · 1,247 recorded · 1,229 measured · Source: BTS · US Department of Transportation Dec · 79.0% · 1,732 recorded · 1,720 measured · Source: BTS · US Department of Transportation

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Average departure delay
Jan · 15.3 min · 1,671 recorded · 1,647 measured · Source: BTS · US Department of Transportation Feb · 15.4 min · 1,600 recorded · 1,588 measured · Source: BTS · US Department of Transportation Mar · 14.7 min · 1,948 recorded · 1,933 measured · Source: BTS · US Department of Transportation Apr · 10.5 min · 1,285 recorded · 1,277 measured · Source: BTS · US Department of Transportation May · 8.8 min · 1,569 recorded · 1,556 measured · Source: BTS · US Department of Transportation Jun · 16.0 min · 2,387 recorded · 2,377 measured · Source: BTS · US Department of Transportation Jul · 18.3 min · 1,330 recorded · 1,319 measured · Source: BTS · US Department of Transportation Aug · 15.8 min · 1,300 recorded · 1,294 measured · Source: BTS · US Department of Transportation Sep · 4.0 min · 1,983 recorded · 1,980 measured · Source: BTS · US Department of Transportation Oct · 2.5 min · 1,590 recorded · 1,586 measured · Source: BTS · US Department of Transportation Nov · 9.4 min · 1,247 recorded · 1,229 measured · Source: BTS · US Department of Transportation Dec · 16.9 min · 1,732 recorded · 1,720 measured · Source: BTS · US Department of Transportation

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Recorded flights
Jan · 1,671 · 1,671 recorded · 1,647 measured · Source: BTS · US Department of Transportation Feb · 1,600 · 1,600 recorded · 1,588 measured · Source: BTS · US Department of Transportation Mar · 1,948 · 1,948 recorded · 1,933 measured · Source: BTS · US Department of Transportation Apr · 1,285 · 1,285 recorded · 1,277 measured · Source: BTS · US Department of Transportation May · 1,569 · 1,569 recorded · 1,556 measured · Source: BTS · US Department of Transportation Jun · 2,387 · 2,387 recorded · 2,377 measured · Source: BTS · US Department of Transportation Jul · 1,330 · 1,330 recorded · 1,319 measured · Source: BTS · US Department of Transportation Aug · 1,300 · 1,300 recorded · 1,294 measured · Source: BTS · US Department of Transportation Sep · 1,983 · 1,983 recorded · 1,980 measured · Source: BTS · US Department of Transportation Oct · 1,590 · 1,590 recorded · 1,586 measured · Source: BTS · US Department of Transportation Nov · 1,247 · 1,247 recorded · 1,229 measured · Source: BTS · US Department of Transportation Dec · 1,732 · 1,732 recorded · 1,720 measured · Source: BTS · US Department of Transportation

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View the figures
Month of yearOn-time departuresAverage departure delayWith departure timeRecorded flights
Jan81.1%15.3 min1,6471,671
Feb78.3%15.4 min1,5881,600
Mar80.4%14.7 min1,9331,948
Apr84.6%10.5 min1,2771,285
May82.7%8.8 min1,5561,569
Jun76.8%16.0 min2,3772,387
Jul74.5%18.3 min1,3191,330
Aug78.9%15.8 min1,2941,300
Sep87.6%4.0 min1,9801,983
Oct88.8%2.5 min1,5861,590
Nov86.6%9.4 min1,2291,247
Dec79.0%16.9 min1,7201,732

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 80.9% 15,897
  • Delayed >15 min 18.4% 3,609
  • Cancelled 0.7% 136
  • 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.