Countries › United States › Bozeman › BZN Bozeman Yellowstone (BZN) BZN / KBZN
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).
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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. As published Newest first Oldest first Highest first Lowest first 24 of 24
Period Passengers Year on year Source 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 delay 08:00–09:00 1.3min · 431 recorded · 428 measured
Gap to highest-delay hour 20.1min 08:00 ↔ 13:00
Recorded flights 19,642 Bozeman Yellowstone International Airport
Departure hour Day of week Month of year
Departure hour On-time departures 100.0 50.0 0.0
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 00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
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Average departure delay 21.4 10.7 0.0
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 00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
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Recorded flights 2,423 1,212 0
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 00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
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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 93.6% 1.5 min 1,217 1,218 06:00 94.2% 2.2 min 1,231 1,238 07:00 92.7% 2.0 min 1,597 1,606 08:00 92.5% 1.3 min 428 431 09:00 Fewer than 200 measured departures — 146 146 10:00 84.6% 5.9 min 1,368 1,376 11:00 81.7% 12.4 min 1,686 1,701 12:00 79.7% 13.3 min 1,668 1,682 13:00 77.7% 21.4 min 2,246 2,256 14:00 75.2% 17.7 min 2,398 2,423 15:00 78.7% 16.2 min 1,997 2,015 16:00 73.5% 18.7 min 1,798 1,808 17:00 69.9% 17.7 min 632 640 18:00 81.8% 8.5 min 654 659 19:00 70.0% 16.4 min 380 383 20:00 Fewer than 200 measured departures — 44 44 21:00 Fewer than 200 measured departures — 4 4 22:00 Fewer than 200 measured departures — 12 12 23:00 No observations — — —
Day of week On-time departures 100.0 50.0 0.0
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 Mon Tue Wed Thu Fri Sat Sun
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Average departure delay 15.7 7.8 0.0
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 Mon Tue Wed Thu Fri Sat Sun
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Recorded flights 3,062 1,531 0
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 Mon Tue Wed Thu Fri Sat Sun
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View the figures Day of week On-time departures Average departure delay With departure time Recorded flights Monday 83.2% 9.2 min 2,842 2,862 Tuesday 84.8% 6.7 min 2,520 2,532 Wednesday 84.5% 11.2 min 2,538 2,548 Thursday 81.1% 14.0 min 2,710 2,738 Friday 80.5% 14.3 min 2,819 2,840 Saturday 78.9% 15.7 min 3,038 3,060 Sunday 78.6% 14.2 min 3,039 3,062
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 100.0 50.0 0.0
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 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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Average departure delay 18.3 9.1 0.0
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 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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Recorded flights 2,387 1,194 0
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 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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View the figures Month of year On-time departures Average departure delay With departure time Recorded flights Jan 81.1% 15.3 min 1,647 1,671 Feb 78.3% 15.4 min 1,588 1,600 Mar 80.4% 14.7 min 1,933 1,948 Apr 84.6% 10.5 min 1,277 1,285 May 82.7% 8.8 min 1,556 1,569 Jun 76.8% 16.0 min 2,377 2,387 Jul 74.5% 18.3 min 1,319 1,330 Aug 78.9% 15.8 min 1,294 1,300 Sep 87.6% 4.0 min 1,980 1,983 Oct 88.8% 2.5 min 1,586 1,590 Nov 86.6% 9.4 min 1,229 1,247 Dec 79.0% 16.9 min 1,720 1,732
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.
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