Williston Basin (XWA)

XWA / KXWA

Official · May 2026

17,291

Williston Basin International Airport handled 17,291 passengers in May 2026, up 2.1% 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 2002–2026 (270 periods).

Against 2019 +192,022.2% same month, before the pandemic
Series depth 24 years from 2002

The most recent periods

Open any period for the full breakdown.
24 of 24
PeriodPassengers Year on yearSource
May 2026 17,291 +2.1% US Bureau of Transportation Statistics Open this month →
April 2026 15,763 −0.3% US Bureau of Transportation Statistics Open this month →
March 2026 16,521 +5.3% US Bureau of Transportation Statistics Open this month →
February 2026 14,809 +11.2% US Bureau of Transportation Statistics Open this month →
January 2026 14,188 −6.3% US Bureau of Transportation Statistics Open this month →
December 2025 17,617 −5.4% US Bureau of Transportation Statistics Open this month →
November 2025 18,189 +4.4% US Bureau of Transportation Statistics Open this month →
October 2025 21,144 +6.4% US Bureau of Transportation Statistics Open this month →
September 2025 19,468 +7.0% US Bureau of Transportation Statistics Open this month →
August 2025 18,942 +10.1% US Bureau of Transportation Statistics Open this month →
July 2025 19,146 +12.3% US Bureau of Transportation Statistics Open this month →
June 2025 17,632 +0.8% US Bureau of Transportation Statistics Open this month →
May 2025 16,928 +3.4% US Bureau of Transportation Statistics Open this month →
April 2025 15,815 +11.4% US Bureau of Transportation Statistics Open this month →
March 2025 15,691 +2.3% US Bureau of Transportation Statistics Open this month →
February 2025 13,320 +0.3% US Bureau of Transportation Statistics Open this month →
January 2025 15,145 +16.1% US Bureau of Transportation Statistics Open this month →
December 2024 18,614 +16.4% US Bureau of Transportation Statistics Open this month →
November 2024 17,419 +5.6% US Bureau of Transportation Statistics Open this month →
October 2024 19,872 +12.3% US Bureau of Transportation Statistics Open this month →
September 2024 18,189 +14.5% US Bureau of Transportation Statistics Open this month →
August 2024 17,206 +17.8% US Bureau of Transportation Statistics
July 2024 17,051 +18.4% US Bureau of Transportation Statistics
June 2024 17,486 +42.7% 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 delay11:00–12:0010.4min · 463 recorded · 460 measured
Gap to highest-delay hour20.3min11:00 ↔ 17:00
Recorded flights4,221Williston Basin 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 · 85.9% · 266 recorded · 262 measured · Source: BTS · US Department of Transportation 06:00 · 86.9% · 447 recorded · 441 measured · Source: BTS · US Department of Transportation 07:00 · 87.6% · 736 recorded · 724 measured · Source: BTS · US Department of Transportation 08:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 09:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 10:00 · Fewer than 200 measured departures · 84 recorded · 83 measured · Source: BTS · US Department of Transportation 11:00 · 85.9% · 463 recorded · 460 measured · Source: BTS · US Department of Transportation 12:00 · 77.6% · 661 recorded · 653 measured · Source: BTS · US Department of Transportation 13:00 · Fewer than 200 measured departures · 100 recorded · 100 measured · Source: BTS · US Department of Transportation 14:00 · Fewer than 200 measured departures · 148 recorded · 148 measured · Source: BTS · US Department of Transportation 15:00 · 76.9% · 744 recorded · 733 measured · Source: BTS · US Department of Transportation 16:00 · Fewer than 200 measured departures · 18 recorded · 18 measured · Source: BTS · US Department of Transportation 17:00 · 64.8% · 307 recorded · 301 measured · Source: BTS · US Department of Transportation 18:00 · 72.8% · 247 recorded · 239 measured · Source: BTS · US Department of Transportation 19:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 20:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 21:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 22:00 · No observations · 0 recorded · 0 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.

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 · 30.2 min · 266 recorded · 262 measured · Source: BTS · US Department of Transportation 06:00 · 20.5 min · 447 recorded · 441 measured · Source: BTS · US Department of Transportation 07:00 · 20.0 min · 736 recorded · 724 measured · Source: BTS · US Department of Transportation 08:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 09:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 10:00 · Fewer than 200 measured departures · 84 recorded · 83 measured · Source: BTS · US Department of Transportation 11:00 · 10.4 min · 463 recorded · 460 measured · Source: BTS · US Department of Transportation 12:00 · 17.8 min · 661 recorded · 653 measured · Source: BTS · US Department of Transportation 13:00 · Fewer than 200 measured departures · 100 recorded · 100 measured · Source: BTS · US Department of Transportation 14:00 · Fewer than 200 measured departures · 148 recorded · 148 measured · Source: BTS · US Department of Transportation 15:00 · 24.5 min · 744 recorded · 733 measured · Source: BTS · US Department of Transportation 16:00 · Fewer than 200 measured departures · 18 recorded · 18 measured · Source: BTS · US Department of Transportation 17:00 · 30.7 min · 307 recorded · 301 measured · Source: BTS · US Department of Transportation 18:00 · 24.4 min · 247 recorded · 239 measured · Source: BTS · US Department of Transportation 19:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 20:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 21:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 22:00 · No observations · 0 recorded · 0 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 · 266 · 266 recorded · 262 measured · Source: BTS · US Department of Transportation 06:00 · 447 · 447 recorded · 441 measured · Source: BTS · US Department of Transportation 07:00 · 736 · 736 recorded · 724 measured · Source: BTS · US Department of Transportation 08:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 09:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 10:00 · 84 · 84 recorded · 83 measured · Source: BTS · US Department of Transportation 11:00 · 463 · 463 recorded · 460 measured · Source: BTS · US Department of Transportation 12:00 · 661 · 661 recorded · 653 measured · Source: BTS · US Department of Transportation 13:00 · 100 · 100 recorded · 100 measured · Source: BTS · US Department of Transportation 14:00 · 148 · 148 recorded · 148 measured · Source: BTS · US Department of Transportation 15:00 · 744 · 744 recorded · 733 measured · Source: BTS · US Department of Transportation 16:00 · 18 · 18 recorded · 18 measured · Source: BTS · US Department of Transportation 17:00 · 307 · 307 recorded · 301 measured · Source: BTS · US Department of Transportation 18:00 · 247 · 247 recorded · 239 measured · Source: BTS · US Department of Transportation 19:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 20:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 21:00 · No observations · 0 recorded · 0 measured · Source: BTS · US Department of Transportation 22:00 · No observations · 0 recorded · 0 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.

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
05:0085.9%30.2 min262266
06:0086.9%20.5 min441447
07:0087.6%20.0 min724736
08:00No observations
09:00No observations
10:00Fewer than 200 measured departures8384
11:0085.9%10.4 min460463
12:0077.6%17.8 min653661
13:00Fewer than 200 measured departures100100
14:00Fewer than 200 measured departures148148
15:0076.9%24.5 min733744
16:00Fewer than 200 measured departures1818
17:0064.8%30.7 min301307
18:0072.8%24.4 min239247
19:00No observations
20:00No observations
21:00No observations
22:00No observations
23:00No observations

Day of week

On-time departures
Monday · 77.1% · 632 recorded · 625 measured · Source: BTS · US Department of Transportation Tuesday · 80.2% · 622 recorded · 612 measured · Source: BTS · US Department of Transportation Wednesday · 81.4% · 614 recorded · 607 measured · Source: BTS · US Department of Transportation Thursday · 82.2% · 613 recorded · 607 measured · Source: BTS · US Department of Transportation Friday · 82.1% · 626 recorded · 613 measured · Source: BTS · US Department of Transportation Saturday · 80.0% · 489 recorded · 480 measured · Source: BTS · US Department of Transportation Sunday · 79.0% · 625 recorded · 618 measured · Source: BTS · US Department of Transportation

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

Average departure delay
Monday · 25.9 min · 632 recorded · 625 measured · Source: BTS · US Department of Transportation Tuesday · 19.1 min · 622 recorded · 612 measured · Source: BTS · US Department of Transportation Wednesday · 20.7 min · 614 recorded · 607 measured · Source: BTS · US Department of Transportation Thursday · 17.0 min · 613 recorded · 607 measured · Source: BTS · US Department of Transportation Friday · 17.6 min · 626 recorded · 613 measured · Source: BTS · US Department of Transportation Saturday · 19.1 min · 489 recorded · 480 measured · Source: BTS · US Department of Transportation Sunday · 26.5 min · 625 recorded · 618 measured · Source: BTS · US Department of Transportation

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Recorded flights
Monday · 632 · 632 recorded · 625 measured · Source: BTS · US Department of Transportation Tuesday · 622 · 622 recorded · 612 measured · Source: BTS · US Department of Transportation Wednesday · 614 · 614 recorded · 607 measured · Source: BTS · US Department of Transportation Thursday · 613 · 613 recorded · 607 measured · Source: BTS · US Department of Transportation Friday · 626 · 626 recorded · 613 measured · Source: BTS · US Department of Transportation Saturday · 489 · 489 recorded · 480 measured · Source: BTS · US Department of Transportation Sunday · 625 · 625 recorded · 618 measured · Source: BTS · US Department of Transportation

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View the figures
Day of weekOn-time departuresAverage departure delayWith departure timeRecorded flights
Monday77.1%25.9 min625632
Tuesday80.2%19.1 min612622
Wednesday81.4%20.7 min607614
Thursday82.2%17.0 min607613
Friday82.1%17.6 min613626
Saturday80.0%19.1 min480489
Sunday79.0%26.5 min618625

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 · 68.6% · 362 recorded · 347 measured · Source: BTS · US Department of Transportation Feb · 73.6% · 336 recorded · 330 measured · Source: BTS · US Department of Transportation Mar · 79.8% · 384 recorded · 376 measured · Source: BTS · US Department of Transportation Apr · 79.5% · 349 recorded · 347 measured · Source: BTS · US Department of Transportation May · 87.4% · 393 recorded · 389 measured · Source: BTS · US Department of Transportation Jun · 80.2% · 407 recorded · 404 measured · Source: BTS · US Department of Transportation Jul · 76.6% · 216 recorded · 214 measured · Source: BTS · US Department of Transportation Aug · 79.7% · 238 recorded · 236 measured · Source: BTS · US Department of Transportation Sep · 89.9% · 395 recorded · 395 measured · Source: BTS · US Department of Transportation Oct · 91.6% · 395 recorded · 393 measured · Source: BTS · US Department of Transportation Nov · 84.1% · 365 recorded · 352 measured · Source: BTS · US Department of Transportation Dec · 67.8% · 381 recorded · 379 measured · Source: BTS · US Department of Transportation

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Average departure delay
Jan · 35.4 min · 362 recorded · 347 measured · Source: BTS · US Department of Transportation Feb · 27.2 min · 336 recorded · 330 measured · Source: BTS · US Department of Transportation Mar · 22.2 min · 384 recorded · 376 measured · Source: BTS · US Department of Transportation Apr · 23.7 min · 349 recorded · 347 measured · Source: BTS · US Department of Transportation May · 8.1 min · 393 recorded · 389 measured · Source: BTS · US Department of Transportation Jun · 19.3 min · 407 recorded · 404 measured · Source: BTS · US Department of Transportation Jul · 26.0 min · 216 recorded · 214 measured · Source: BTS · US Department of Transportation Aug · 23.0 min · 238 recorded · 236 measured · Source: BTS · US Department of Transportation Sep · 2.8 min · 395 recorded · 395 measured · Source: BTS · US Department of Transportation Oct · 5.3 min · 395 recorded · 393 measured · Source: BTS · US Department of Transportation Nov · 20.6 min · 365 recorded · 352 measured · Source: BTS · US Department of Transportation Dec · 44.6 min · 381 recorded · 379 measured · Source: BTS · US Department of Transportation

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Recorded flights
Jan · 362 · 362 recorded · 347 measured · Source: BTS · US Department of Transportation Feb · 336 · 336 recorded · 330 measured · Source: BTS · US Department of Transportation Mar · 384 · 384 recorded · 376 measured · Source: BTS · US Department of Transportation Apr · 349 · 349 recorded · 347 measured · Source: BTS · US Department of Transportation May · 393 · 393 recorded · 389 measured · Source: BTS · US Department of Transportation Jun · 407 · 407 recorded · 404 measured · Source: BTS · US Department of Transportation Jul · 216 · 216 recorded · 214 measured · Source: BTS · US Department of Transportation Aug · 238 · 238 recorded · 236 measured · Source: BTS · US Department of Transportation Sep · 395 · 395 recorded · 395 measured · Source: BTS · US Department of Transportation Oct · 395 · 395 recorded · 393 measured · Source: BTS · US Department of Transportation Nov · 365 · 365 recorded · 352 measured · Source: BTS · US Department of Transportation Dec · 381 · 381 recorded · 379 measured · Source: BTS · US Department of Transportation

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

View the figures
Month of yearOn-time departuresAverage departure delayWith departure timeRecorded flights
Jan68.6%35.4 min347362
Feb73.6%27.2 min330336
Mar79.8%22.2 min376384
Apr79.5%23.7 min347349
May87.4%8.1 min389393
Jun80.2%19.3 min404407
Jul76.6%26.0 min214216
Aug79.7%23.0 min236238
Sep89.9%2.8 min395395
Oct91.6%5.3 min393395
Nov84.1%20.6 min352365
Dec67.8%44.6 min379381

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 79.2% 3,341
  • Delayed >15 min 19.5% 821
  • Cancelled 1.4% 59
  • 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.