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Airport · XWA · Williston, North Dakota

Williston, ND

According to PlainFlights' airport traffic ranking (BTS On-Time Performance total flights), Williston, ND (XWA) ranks #215 of 382 tracked US airports by total flights (most flights = #1). Williston, ND posts below-median on-time performance among the 382 tracked U.S. airports, as a mid-size U.S. airport.

Data updated 2026-06-13

82.4%
On-time
Top 62%
on-time, US airports
108 min
Delay when late
1.22%
Cancelled
#215 of 382
Corpus placement
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XWA on-time rate vs. the national average

Ahead of the U.S. average across all 382 tracked airports.

0%100%U.S. average79%82.4%

Delay Cause Breakdown

Top delay cause: Carrier. Total delay minutes: 202,451.

Late Aircraft 13.4% (27,040 min)
Carrier 57.1% (115,529 min)
NAS (National Aviation System) 11.9% (24,161 min)
Weather 17.3% (35,085 min)
Security 0.3% (636 min)

XWA - seasonal on-time pattern

Best: September (94.4%) · worst: December (86.4%)

86%88%90%92%94%96% JanFebMarAprMayJunJulAugSepOctNovDec 86.4%

XWA - on-time rate by year

2020–2025, year-over-year trend.

88%90%92%94%96%98% 202020212022202320242025 95.5% 89.8% ▼ -6.0%

XWA - taxi-out and taxi-in (monthly)

Average taxi-out 24.6 min · taxi-in 6.1 min over the last 24 reported months (U.S. airport mean taxi-out ≈ 16.4 min).

10 min20 min30 min40 min Jan 24Dec 25 32.4 min 35.1 min ▲ +8.3%

XWA's average taxi-out (24.6 min) runs longer than the recent U.S. airport mean (~16.4 min). The heaviest month in this window is January 2025 at 35.5 min; the lightest is September 2024 at 17.2 min.

Cancellation & Diversion Analysis

Flight disruption statistics for Williston, ND.

Cancellation Rate

1.22%

227 of 18,596 flights

Diversion Rate

0.23%

43 of 18,596 flights

Delay Rate

17.6%

3,282 of 18,596 flights

Top Routes from XWA

Busiest routes to and from Williston, ND.

Filter routes

Route Flights On-Time Distance
DEN (Denver) → XWA (Williston) 5,785 80.6% 582 mi
XWA (Williston) → DEN (Denver) 5,784 78.4% 582 mi
XWA (Williston) → MSP (Minneapolis) 3,413 82.3% 553 mi
MSP (Minneapolis) → XWA (Williston) 3,412 83.3% 553 mi

Nationwide peers by on-time rate & flight volume

Two PlainFlights-derived comparison paths for Williston, ND, both outside North Dakota so the neighborhoods are not same-state geography. Axes stay disjoint: volume peers exclude the on-time peer set. Same-state compare stays below.

Similar on-time rate

Nearest out-of-state BTS on-time rate (this airport: 82.4%).

Burbank, CA

Burbank, CA

82.4% on-time 319,148 flights

Grand Island, NE

Grand Island, NE

82.4% on-time 11,218 flights

Santa Ana, CA

Santa Ana, CA

82.5% on-time 482,186 flights

Omaha, NE

Omaha, NE

82.5% on-time 260,747 flights

Similar flight volume

Nearest out-of-state total flights (this airport: 18,596).

Laredo, TX

Laredo, TX

18,804 flights 84.9% on-time

Brownsville, TX

Brownsville, TX

18,838 flights 85.7% on-time

Champaign/Urbana, IL

Champaign/Urbana, IL

17,865 flights 84.8% on-time

Everett, WA

Everett, WA

19,411 flights 84.3% on-time

Other Airports in North Dakota

Compare performance with other North Dakota airports.

FAR 82.6%

Fargo, ND

Fargo · 74,155 flights
BIS 83.4%

Bismarck/Mandan, ND

Bismarck/Mandan · 45,937 flights
MOT 84.8%

Minot, ND

Minot · 29,078 flights
GFK 86.6%

Grand Forks, ND

Grand Forks · 14,798 flights
JMS 87.2%

Jamestown, ND

Jamestown · 9,384 flights
DVL 86.3%

Devils Lake, ND

Devils Lake · 7,845 flights
DIK 84%

Dickinson, ND

Dickinson · 4,996 flights

XWA delay-share reading

The standout signal at Williston, ND is the delay mix: Carrier owns 57.1% of 202,451 delay minutes across 18,596 BTS flights. The on-time headline is 82.4% (3.4 pts above the 79% national average), with 3,282 delayed and 227 cancelled (1.22%).

Delay minutes concentrate in Carrier (13.4% late-aircraft, 57.1% carrier, 11.9% NAS, 17.3% weather, 0.3% security). Mid-volume books still show a clear delay fingerprint rather than a weather-only story.

On the multi-year calendar, XWA is strongest in September (94.4% on-time) and weakest in December (86.4%), a 8.0-point swing. Volume peaks in October (~292 flights/month). The busiest connecting route is to DEN (Denver) at 80.6% on-time. Field definitions: on-time performance explained.

Statewide aggregates for North Dakota: North Dakota flight data.

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025). Statistics reflect cumulative performance across all available reporting periods. On-time rates exclude cancelled and diverted flights.

Read our methodology - how this data is sourced, computed, and verified.

Using XWA's data

XWA's on-time book is mid-pack; month and delay-cause mix move more than the headline rate.

  • Check the busiest route from XWA before you book a connection. See top routes
  • Travel in September rather than December if your dates are flexible. Seasonal patterns
  • Build extra connection buffer when taxi-out spikes. January 2025 averaged 35.5 min. Taxi times

On-time rate reflects the BTS historical average across all reporting carriers at this airport, not any single flight or airline.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Source: U.S. Bureau of Transportation Statistics (BTS) Airline on-time performance and operational reliability · 2025

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. Airport figures are computed directly from BTS On-Time Performance data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.