Bismarck (BIS)

BIS / KBIS

Official · May 2026

50,739

Bismarck Municipal Airport handled 50,739 passengers in May 2026, up 0.8% 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 -2.8% 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 50,739 +0.8% US Bureau of Transportation Statistics Open this month →
April 2026 52,292 +1.7% US Bureau of Transportation Statistics Open this month →
March 2026 57,775 −1.8% US Bureau of Transportation Statistics Open this month →
February 2026 46,629 −4.5% US Bureau of Transportation Statistics Open this month →
January 2026 46,183 −4.4% US Bureau of Transportation Statistics Open this month →
December 2025 51,544 −6.2% US Bureau of Transportation Statistics Open this month →
November 2025 47,078 −1.1% US Bureau of Transportation Statistics Open this month →
October 2025 54,021 +3.1% US Bureau of Transportation Statistics Open this month →
September 2025 48,329 +2.3% US Bureau of Transportation Statistics Open this month →
August 2025 51,481 +1.5% US Bureau of Transportation Statistics Open this month →
July 2025 56,575 +3.6% US Bureau of Transportation Statistics Open this month →
June 2025 53,420 +1.1% US Bureau of Transportation Statistics Open this month →
May 2025 50,360 −3.6% US Bureau of Transportation Statistics Open this month →
April 2025 51,429 +13.0% US Bureau of Transportation Statistics Open this month →
March 2025 58,845 +21.0% US Bureau of Transportation Statistics Open this month →
February 2025 48,805 +9.6% US Bureau of Transportation Statistics Open this month →
January 2025 48,294 +15.5% US Bureau of Transportation Statistics Open this month →
December 2024 54,966 +26.4% US Bureau of Transportation Statistics Open this month →
November 2024 47,581 +12.4% US Bureau of Transportation Statistics Open this month →
October 2024 52,393 +9.2% US Bureau of Transportation Statistics Open this month →
September 2024 47,244 +13.4% US Bureau of Transportation Statistics Open this month →
August 2024 50,708 +15.1% US Bureau of Transportation Statistics
July 2024 54,590 +15.0% US Bureau of Transportation Statistics
June 2024 52,830 +16.8% 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 delay11:00–12:005.4min · 664 recorded · 659 measured
Gap to highest-delay hour22.2min11:00 ↔ 08:00
Recorded flights7,507Bismarck Municipal 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 · 87.0% · 797 recorded · 787 measured · Source: BTS · US Department of Transportation 06:00 · 88.4% · 1,055 recorded · 1,051 measured · Source: BTS · US Department of Transportation 07:00 · 88.9% · 442 recorded · 441 measured · Source: BTS · US Department of Transportation 08:00 · 77.1% · 401 recorded · 397 measured · Source: BTS · US Department of Transportation 09:00 · 79.5% · 366 recorded · 365 measured · Source: BTS · US Department of Transportation 10:00 · Fewer than 200 measured departures · 40 recorded · 40 measured · Source: BTS · US Department of Transportation 11:00 · 87.7% · 664 recorded · 659 measured · Source: BTS · US Department of Transportation 12:00 · 81.7% · 335 recorded · 334 measured · Source: BTS · US Department of Transportation 13:00 · 82.2% · 1,056 recorded · 1,048 measured · Source: BTS · US Department of Transportation 14:00 · 76.2% · 730 recorded · 724 measured · Source: BTS · US Department of Transportation 15:00 · 79.4% · 222 recorded · 218 measured · Source: BTS · US Department of Transportation 16:00 · Fewer than 200 measured departures · 26 recorded · 24 measured · Source: BTS · US Department of Transportation 17:00 · 70.7% · 953 recorded · 945 measured · Source: BTS · US Department of Transportation 18:00 · Fewer than 200 measured departures · 110 recorded · 109 measured · Source: BTS · US Department of Transportation 19:00 · Fewer than 200 measured departures · 60 recorded · 60 measured · Source: BTS · US Department of Transportation 20:00 · Fewer than 200 measured departures · 80 recorded · 80 measured · Source: BTS · US Department of Transportation 21:00 · Fewer than 200 measured departures · 99 recorded · 99 measured · Source: BTS · US Department of Transportation 22:00 · Fewer than 200 measured departures · 71 recorded · 70 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 · 12.2 min · 797 recorded · 787 measured · Source: BTS · US Department of Transportation 06:00 · 7.9 min · 1,055 recorded · 1,051 measured · Source: BTS · US Department of Transportation 07:00 · 7.8 min · 442 recorded · 441 measured · Source: BTS · US Department of Transportation 08:00 · 27.6 min · 401 recorded · 397 measured · Source: BTS · US Department of Transportation 09:00 · 21.1 min · 366 recorded · 365 measured · Source: BTS · US Department of Transportation 10:00 · Fewer than 200 measured departures · 40 recorded · 40 measured · Source: BTS · US Department of Transportation 11:00 · 5.4 min · 664 recorded · 659 measured · Source: BTS · US Department of Transportation 12:00 · 10.0 min · 335 recorded · 334 measured · Source: BTS · US Department of Transportation 13:00 · 12.4 min · 1,056 recorded · 1,048 measured · Source: BTS · US Department of Transportation 14:00 · 14.8 min · 730 recorded · 724 measured · Source: BTS · US Department of Transportation 15:00 · 16.1 min · 222 recorded · 218 measured · Source: BTS · US Department of Transportation 16:00 · Fewer than 200 measured departures · 26 recorded · 24 measured · Source: BTS · US Department of Transportation 17:00 · 23.9 min · 953 recorded · 945 measured · Source: BTS · US Department of Transportation 18:00 · Fewer than 200 measured departures · 110 recorded · 109 measured · Source: BTS · US Department of Transportation 19:00 · Fewer than 200 measured departures · 60 recorded · 60 measured · Source: BTS · US Department of Transportation 20:00 · Fewer than 200 measured departures · 80 recorded · 80 measured · Source: BTS · US Department of Transportation 21:00 · Fewer than 200 measured departures · 99 recorded · 99 measured · Source: BTS · US Department of Transportation 22:00 · Fewer than 200 measured departures · 71 recorded · 70 measured · Source: BTS · US Department of Transportation 23:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation

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

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 · 797 · 797 recorded · 787 measured · Source: BTS · US Department of Transportation 06:00 · 1,055 · 1,055 recorded · 1,051 measured · Source: BTS · US Department of Transportation 07:00 · 442 · 442 recorded · 441 measured · Source: BTS · US Department of Transportation 08:00 · 401 · 401 recorded · 397 measured · Source: BTS · US Department of Transportation 09:00 · 366 · 366 recorded · 365 measured · Source: BTS · US Department of Transportation 10:00 · 40 · 40 recorded · 40 measured · Source: BTS · US Department of Transportation 11:00 · 664 · 664 recorded · 659 measured · Source: BTS · US Department of Transportation 12:00 · 335 · 335 recorded · 334 measured · Source: BTS · US Department of Transportation 13:00 · 1,056 · 1,056 recorded · 1,048 measured · Source: BTS · US Department of Transportation 14:00 · 730 · 730 recorded · 724 measured · Source: BTS · US Department of Transportation 15:00 · 222 · 222 recorded · 218 measured · Source: BTS · US Department of Transportation 16:00 · 26 · 26 recorded · 24 measured · Source: BTS · US Department of Transportation 17:00 · 953 · 953 recorded · 945 measured · Source: BTS · US Department of Transportation 18:00 · 110 · 110 recorded · 109 measured · Source: BTS · US Department of Transportation 19:00 · 60 · 60 recorded · 60 measured · Source: BTS · US Department of Transportation 20:00 · 80 · 80 recorded · 80 measured · Source: BTS · US Department of Transportation 21:00 · 99 · 99 recorded · 99 measured · Source: BTS · US Department of Transportation 22:00 · 71 · 71 recorded · 70 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
05:0087.0%12.2 min787797
06:0088.4%7.9 min1,0511,055
07:0088.9%7.8 min441442
08:0077.1%27.6 min397401
09:0079.5%21.1 min365366
10:00Fewer than 200 measured departures4040
11:0087.7%5.4 min659664
12:0081.7%10.0 min334335
13:0082.2%12.4 min1,0481,056
14:0076.2%14.8 min724730
15:0079.4%16.1 min218222
16:00Fewer than 200 measured departures2426
17:0070.7%23.9 min945953
18:00Fewer than 200 measured departures109110
19:00Fewer than 200 measured departures6060
20:00Fewer than 200 measured departures8080
21:00Fewer than 200 measured departures9999
22:00Fewer than 200 measured departures7071
23:00No observations

Day of week

On-time departures
Monday · 80.8% · 1,092 recorded · 1,081 measured · Source: BTS · US Department of Transportation Tuesday · 84.5% · 1,020 recorded · 1,010 measured · Source: BTS · US Department of Transportation Wednesday · 81.2% · 1,086 recorded · 1,081 measured · Source: BTS · US Department of Transportation Thursday · 80.5% · 1,091 recorded · 1,085 measured · Source: BTS · US Department of Transportation Friday · 80.8% · 1,071 recorded · 1,064 measured · Source: BTS · US Department of Transportation Saturday · 80.1% · 1,035 recorded · 1,026 measured · Source: BTS · US Department of Transportation Sunday · 82.3% · 1,112 recorded · 1,104 measured · Source: BTS · US Department of Transportation

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Average departure delay
Monday · 16.0 min · 1,092 recorded · 1,081 measured · Source: BTS · US Department of Transportation Tuesday · 10.5 min · 1,020 recorded · 1,010 measured · Source: BTS · US Department of Transportation Wednesday · 10.9 min · 1,086 recorded · 1,081 measured · Source: BTS · US Department of Transportation Thursday · 16.7 min · 1,091 recorded · 1,085 measured · Source: BTS · US Department of Transportation Friday · 15.7 min · 1,071 recorded · 1,064 measured · Source: BTS · US Department of Transportation Saturday · 14.9 min · 1,035 recorded · 1,026 measured · Source: BTS · US Department of Transportation Sunday · 13.8 min · 1,112 recorded · 1,104 measured · Source: BTS · US Department of Transportation

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Recorded flights
Monday · 1,092 · 1,092 recorded · 1,081 measured · Source: BTS · US Department of Transportation Tuesday · 1,020 · 1,020 recorded · 1,010 measured · Source: BTS · US Department of Transportation Wednesday · 1,086 · 1,086 recorded · 1,081 measured · Source: BTS · US Department of Transportation Thursday · 1,091 · 1,091 recorded · 1,085 measured · Source: BTS · US Department of Transportation Friday · 1,071 · 1,071 recorded · 1,064 measured · Source: BTS · US Department of Transportation Saturday · 1,035 · 1,035 recorded · 1,026 measured · Source: BTS · US Department of Transportation Sunday · 1,112 · 1,112 recorded · 1,104 measured · Source: BTS · US Department of Transportation

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View the figures
Day of weekOn-time departuresAverage departure delayWith departure timeRecorded flights
Monday80.8%16.0 min1,0811,092
Tuesday84.5%10.5 min1,0101,020
Wednesday81.2%10.9 min1,0811,086
Thursday80.5%16.7 min1,0851,091
Friday80.8%15.7 min1,0641,071
Saturday80.1%14.9 min1,0261,035
Sunday82.3%13.8 min1,1041,112

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 · 75.5% · 632 recorded · 625 measured · Source: BTS · US Department of Transportation Feb · 80.1% · 585 recorded · 573 measured · Source: BTS · US Department of Transportation Mar · 81.9% · 701 recorded · 695 measured · Source: BTS · US Department of Transportation Apr · 83.6% · 683 recorded · 681 measured · Source: BTS · US Department of Transportation May · 84.2% · 595 recorded · 593 measured · Source: BTS · US Department of Transportation Jun · 81.8% · 703 recorded · 697 measured · Source: BTS · US Department of Transportation Jul · 74.8% · 390 recorded · 389 measured · Source: BTS · US Department of Transportation Aug · 81.1% · 401 recorded · 401 measured · Source: BTS · US Department of Transportation Sep · 86.4% · 720 recorded · 719 measured · Source: BTS · US Department of Transportation Oct · 88.3% · 709 recorded · 707 measured · Source: BTS · US Department of Transportation Nov · 84.8% · 633 recorded · 625 measured · Source: BTS · US Department of Transportation Dec · 72.3% · 755 recorded · 746 measured · Source: BTS · US Department of Transportation

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Average departure delay
Jan · 24.4 min · 632 recorded · 625 measured · Source: BTS · US Department of Transportation Feb · 14.2 min · 585 recorded · 573 measured · Source: BTS · US Department of Transportation Mar · 10.0 min · 701 recorded · 695 measured · Source: BTS · US Department of Transportation Apr · 14.6 min · 683 recorded · 681 measured · Source: BTS · US Department of Transportation May · 8.6 min · 595 recorded · 593 measured · Source: BTS · US Department of Transportation Jun · 14.3 min · 703 recorded · 697 measured · Source: BTS · US Department of Transportation Jul · 21.0 min · 390 recorded · 389 measured · Source: BTS · US Department of Transportation Aug · 14.5 min · 401 recorded · 401 measured · Source: BTS · US Department of Transportation Sep · 5.5 min · 720 recorded · 719 measured · Source: BTS · US Department of Transportation Oct · 5.7 min · 709 recorded · 707 measured · Source: BTS · US Department of Transportation Nov · 10.8 min · 633 recorded · 625 measured · Source: BTS · US Department of Transportation Dec · 28.0 min · 755 recorded · 746 measured · Source: BTS · US Department of Transportation

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Recorded flights
Jan · 632 · 632 recorded · 625 measured · Source: BTS · US Department of Transportation Feb · 585 · 585 recorded · 573 measured · Source: BTS · US Department of Transportation Mar · 701 · 701 recorded · 695 measured · Source: BTS · US Department of Transportation Apr · 683 · 683 recorded · 681 measured · Source: BTS · US Department of Transportation May · 595 · 595 recorded · 593 measured · Source: BTS · US Department of Transportation Jun · 703 · 703 recorded · 697 measured · Source: BTS · US Department of Transportation Jul · 390 · 390 recorded · 389 measured · Source: BTS · US Department of Transportation Aug · 401 · 401 recorded · 401 measured · Source: BTS · US Department of Transportation Sep · 720 · 720 recorded · 719 measured · Source: BTS · US Department of Transportation Oct · 709 · 709 recorded · 707 measured · Source: BTS · US Department of Transportation Nov · 633 · 633 recorded · 625 measured · Source: BTS · US Department of Transportation Dec · 755 · 755 recorded · 746 measured · Source: BTS · US Department of Transportation

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View the figures
Month of yearOn-time departuresAverage departure delayWith departure timeRecorded flights
Jan75.5%24.4 min625632
Feb80.1%14.2 min573585
Mar81.9%10.0 min695701
Apr83.6%14.6 min681683
May84.2%8.6 min593595
Jun81.8%14.3 min697703
Jul74.8%21.0 min389390
Aug81.1%14.5 min401401
Sep86.4%5.5 min719720
Oct88.3%5.7 min707709
Nov84.8%10.8 min625633
Dec72.3%28.0 min746755

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 80.8% 6,068
  • Delayed >15 min 18.4% 1,383
  • Cancelled 0.7% 56
  • 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.