Williston
XWA · KXWAWilliston Basin International Airport
Passengers a year
210.7K
#214 busiest in the U.S.
3
nonstop destinations
3
airlines
7
departures a day
77.0%
arrivals on time
1.4%
flights cancelled
73.8%
load factor
Airlines
United Airlines is the largest carrier at Williston, with 61% of all passengers.
Share of passengers · each carrier as a slice of the whole airport
United Airlines holds 61% of the airport — the 47th most concentrated of 118 non-hub airports. The nearest comparison is MRI at 61%.
| Airline | Share | Passengers | Seats YoY | |
|---|---|---|---|---|
UA | 60.7% | 128K | 1 | +13.1% |
DL | 36.3% | 76.6K | 1 | +13.1% |
SY Sun Country55% full | 2.8% | 6K | 1 | — |
AA | 0.0% | 42 | — | — |
SNK Spernak Airways25% full | 0.0% | 5 | — | — |
Share, passengers and destinations count each airline’s own flights plus the regional flying sold under its brand. Seats year on year compares the latest twelve months against the twelve before them.
Destinations
3 nonstop destinations from Williston, all domestic.
100% domestic · 0% international · by departing passengers
All nonstop destinations
3 nonstop · 3 airlines · 3 domestic / 0 intl
Aircraft
By share of departures at Williston.
Body class · share of departures
Bombardier CRJ-550
1,090 departures · 73% full
44.3%
- Regional
660 departures · 81% full
26.8%
- Regional
526 departures · 74% full
21.4%
- Regional
134 departures · 79% full
5.4%
- Narrowbody
30 departures · 55% full
1.2%
- Regional
19 departures · 46% full
0.8%
Cessna C206
2 departures · 25% full
0.1%
When Williston is busiest
Departures by month over the trailing year. Bars scale to the busiest month.
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
May
Departures a month · peak August 2025
Annual passengers since 2002
Total passengers, arriving and departing, in every year on record.
Passengers a year
Every year
- 2002
- 266
- 2003
- 468
- 2004
- 476
- 2005
- 458
- 2006
- 513
- 2007
- 480
- 2008
- 415
- 2009
- 543
- 2010
- 262
- 2011
- 610
- 2012
- 1,202
- 2013
- 415
- 2014
- 287
- 2015
- 134
- 2016
- 101
- 2017
- 89
- 2018
- 148
- 2019
- 38,970
- 2020
- 62,713
- 2021
- 92,611
- 2022
- 131,590
- 2023
- 162,133
- 2024
- 198,075
- 2025
- 209,037
- 2026
- 78,572 so far
Arriving on time
Of every 100 flights landing at Williston, 77 touch down within 15 minutes of schedule, 22 arrive late, and 1 is cancelled.
Every 100 arrivals
23 min
average delay
34
flights cancelled
2.4K
arrivals measured
What holds flights up
Share of delay minutes
Among US airports
#214
On time, month by month
J
A
S
O
N
D
J
F
M
A
M
J
Darker is better · 72.2%–90.9%
The weak spot is July 2025, when 72.2% of arrivals landed on time — 4.8 points below the year. The strongest was September 2025 at 90.9%.
Frequently asked
How busy is Williston Basin International Airport (XWA)?
Williston Basin International Airport handled about 210.7K passengers over the trailing 12 months, ranking #214 among U.S. airports by passengers, with roughly 7 departures a day.
Which airline is the largest at Williston Basin International Airport (XWA)?
United Airlines is the largest carrier at Williston (XWA), flying about 61% of its passengers. 3 airlines serve Williston in total.
How many places can you fly nonstop from Williston Basin International Airport (XWA)?
Williston (XWA) has 3 nonstop destinations, all domestic.
How often do flights arrive on time at Williston Basin International Airport (XWA)?
About 77.0% of flights arriving at Williston (XWA) touch down within 15 minutes of schedule, per US DOT figures. About 1.4% are cancelled.
What aircraft flies most from Williston Basin International Airport (XWA)?
The Bombardier CRJ-550 flew the largest share of departures from Williston (XWA), about 44% of the total.
Departing counts passengers leaving Williston. Data: traffic June 2025 – May 2026, on-time July 2025 – June 2026. Source: US DOT Bureau of Transportation Statistics (T-100 Segment, On-Time Performance).