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Williston, ND: Sloulin Field International (ISN)Scheduled Services except Freight/MailBTS Data as of 2/20/2019
Summary Data (U.S. Flights Only)Carrier Shares for December 2017 - November 2018
Passengers*2017**2018**%ChgRank***
Arrival69k73k6.47%248
Departure68k74k7.54%249
Scheduled Flights
Departures2,0302,0772.32%280
Freight/Mail (lb.) (Scheduled and Non-Scheduled)
Total1,053k1,393k32.22%231
Carriers
Scheduled43-25.00%
* Scheduled enplaned revenue passengers.
** 12 months ending November of each year.
*** Among 794 U.S. airports, 12 months ending November 2018
CarrierPassengersShare
SkyWest 12282.76%
Trans States 25.3217.24%
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Other0.000.00%
Based on enplaned passengers(000) both arriving and departing.
Total Passengers (U.S. Flights, in thousands)Top 10 Destination Airports (U.S. Only, Passengers (000))
*  Before October 2002, only carriers operating aircraft with more than 60 seats or 18,000 pounds in payload reported traffic data.
** 2018 represents data for December 2017 - November 2018.
Source: T-100 Domestic Market (US Carriers).
ISN vs. National Departure Delays (Major U.S. Carriers)ISN On-Time Performance Summary (Major U.S. Carriers Only)
A flight is considered delayed when it arrived or departed 15 or more minutes than the schedule. Delayed minutes are calculated from delayed flights only.
Domestic Flights, 2013-2018
% On Time201320142015201620172018*Rank**
Departure81%80%86%89%89%79%N/A
Arrival79%75%83%87%88%82%N/A
Avg Delay (min.)
Departure78.6282.4089.37113.78116.0371.67N/A
Arrival61.4956.2353.5259.0452.0249.09N/A
% Cancelled
Total2.98%3.73%1.09%1.46%0.26%0.00%N/A
Number of Flights
Total21782816276316441176126N/A
Number of Reporting Carriers
Total222211
* December 2017 - November 2018 .
** Ranked only for major U.S. airports, December 2017 - November 2018.